Agile vs Waterfall: Which Project Management Approach Suits Your Team?
Key Takeaway
Agile is usually the better choice when requirements are uncertain and regular feedback can improve the result. Waterfall is often more suitable when scope, approvals and deliverables are known before work begins. Many teams achieve the best outcome by combining structured governance with iterative delivery.
Choosing between Agile vs Waterfall can shape how your team plans work, manages risk, involves stakeholders and responds when circumstances change.
Choose the wrong approach and even a capable team can become trapped by unclear priorities, slow approvals or constant rework. Choose the right one and the methodology gives people enough structure to move forward without limiting their ability to solve problems.
The important point is that Agile is not automatically modern, fast or better. Waterfall is not automatically outdated or inflexible. Each solves a different type of delivery problem.
This guide compares Agile and Waterfall from a practical management perspective. You will learn how each approach works, where it performs well, what can go wrong and how to choose an approach that suits your team.
What Is the Main Difference Between Agile and Waterfall?
The main difference is how each approach handles planning and change. Waterfall moves through planned phases in sequence, while Agile divides work into smaller increments and adjusts future work using regular feedback. Waterfall aims to reduce uncertainty before delivery. Agile manages uncertainty throughout delivery.
Waterfall usually begins with detailed requirements, a defined scope, an estimated budget and a planned sequence of work. The project progresses through stages such as requirements, design, development, testing and implementation.
Agile uses shorter planning and delivery cycles. Teams complete a small amount of valuable work, review the result, collect feedback and use what they learn to shape the next cycle.
Australian Public Service guidance makes a similar distinction. It describes Agile as flexible, iterative and capable of delivering benefits through smaller releases, while traditional Waterfall work moves through sequential phases. (APS Professions)
| Area | Agile | Waterfall |
| Project structure | Iterative and incremental | Linear and sequential |
| Planning | Repeated throughout delivery | Concentrated at the beginning |
| Requirements | Expected to evolve | Expected to remain relatively stable |
| Delivery | Small, frequent increments | One major delivery or staged handovers |
| Stakeholder feedback | Frequent | Usually concentrated around milestones |
| Testing and review | Continuous or frequent | Often occurs after development phases |
| Change | Built into the process | Managed through formal change control |
| Documentation | Enough to support delivery and governance | Usually detailed and prepared upfront |
| Team structure | Collaborative and cross-functional | Often organised around specialist phases |
| Progress measurement | Working outcomes and completed increments | Completion of planned phases and milestones |
| Best suited to | Uncertain, innovative or changing work | Predictable work with clear dependencies |
What Is Agile Project Management?
Agile project management is an adaptive approach that delivers work in small increments, encourages frequent stakeholder feedback and allows priorities to change as the team learns. Agile is most useful when the problem is understood but the best solution cannot be defined with confidence at the beginning.
The Agile Manifesto was created for software development in 2001. Its four values favour individuals and interactions, working solutions, customer collaboration and responding to change, while still recognising value in processes, documentation, contracts and plans. (Agile Manifesto)
That final point is often missed. Agile does not mean operating without plans or documentation. It means avoiding the assumption that an early plan will remain completely accurate in a changing environment.
How does Agile work?
An Agile team generally:
- Defines the problem, desired outcome and initial priorities.
- Breaks the work into smaller deliverables.
- Selects a manageable amount of work for the next iteration.
- Designs, builds, tests or completes that work.
- Reviews the result with stakeholders or users.
- Updates priorities using feedback and new information.
- Repeats the cycle until the required outcome is achieved.
The Australian Government’s Digital Service Standard expects relevant agencies to work according to Agile values and principles. Its delivery guidance promotes continuous iteration, incremental design, testing and multidisciplinary collaboration. (Digital.gov.au)
Is Agile the same as Scrum?
No. Agile is a broad set of values and principles. Scrum is one framework that teams may use to apply an Agile approach.
Scrum organises work around a Product Goal, Product Backlog and time-boxed Sprints. It defines accountabilities for the Product Owner, Scrum Master and Developers. Other Agile approaches include Kanban, Extreme Programming, Lean development and combinations tailored to the organisation. The current official Scrum Guide remains the November 2020 edition. (Scrum Guides)
A team can therefore be Agile without following Scrum. It can also run Scrum meetings without behaving in an Agile way.
What Is Waterfall Project Management?
Waterfall project management is a predictive approach in which work moves through defined phases. Requirements, scope, schedule and responsibilities are usually planned before execution. Each phase produces an approved output that supports the next phase, making the approach suitable for work with clear requirements and strong dependencies.
A typical Waterfall lifecycle may include:
- Project initiation
- Requirements analysis
- Solution or project design
- Development or execution
- Testing and quality assurance
- Implementation
- Handover and closure
The exact phases depend on the industry. A construction project, for example, may progress through concept design, approvals, detailed design, procurement, construction, inspection and handover.
A policy project may progress through research, consultation, drafting, approval, implementation and evaluation.
Does Waterfall allow changes?
Yes. Waterfall does not forbid change. It manages change through a more formal process.
A requested change may need to be documented, assessed for cost and schedule impact, approved and added to an updated baseline. That control can protect a project from uncontrolled scope growth.
However, changes can become expensive when they require the team to reopen completed design, procurement or implementation work. Atlassian notes that returning to an earlier Waterfall phase can be difficult and costly once approval has been granted and the next stage has begun. (Atlassian)
Agile vs Waterfall: What Are the Nine Key Differences?
Agile and Waterfall differ most clearly in their treatment of requirements, planning, delivery, feedback, risk and team authority. These differences affect much more than the project schedule. They also influence leadership behaviour, stakeholder responsibilities, budgeting, contracts and measures of success.
1. Requirements
Waterfall works best when the organisation can define what must be delivered before execution begins.
Agile accepts that some requirements will emerge through research, prototyping, testing or customer feedback.
A team building a standard facility to an approved design may have stable requirements. A team creating a new digital customer service may need to test several solutions before discovering which one works.
2. Planning
Waterfall places greater emphasis on detailed upfront planning.
Agile also plans, but planning happens at multiple levels. The team may maintain a long-term outcome, medium-term roadmap and short-term iteration plan.
The difference is not “planning versus no planning”. It is one detailed forecast versus progressive planning informed by evidence.
3. Scope
Waterfall often treats scope as the primary fixed constraint. Time and cost estimates are created around delivering that scope.
Agile teams may hold time and team capacity more stable while changing lower-priority scope. The highest-value work is completed first, and less valuable items may be changed or removed.
This does not give stakeholders unlimited permission to add work. Strong Agile delivery requires prioritisation and clear product ownership.
4. Delivery speed
Agile may deliver usable components earlier because work is divided into smaller increments.
Waterfall may take longer to produce a complete final outcome, but its sequential structure can be efficient when partial delivery would provide little value.
A half-completed payroll system may be testable. A half-completed bridge is not a usable product. The value of incremental delivery depends on the nature of the work.
5. Stakeholder involvement
Agile requires frequent access to people who can clarify priorities and evaluate results.
Waterfall may require intensive consultation during requirements and formal approval at key milestones, but less day-to-day involvement during execution.
A project will struggle under Agile when decision-makers repeatedly miss reviews or cannot agree on priorities. That is not necessarily a methodology failure. It may be a governance and availability problem.
6. Risk management
Waterfall tries to identify and plan for risks before execution.
Agile reduces some forms of risk by testing assumptions earlier and limiting the amount of unreviewed work completed at one time.
Neither method removes risk. They expose different risks.
Waterfall may expose integration or customer acceptance issues late. Agile may expose teams to inconsistent direction, architectural shortcuts or expanding scope when governance is weak.
7. Budgeting and forecasting
Waterfall can support detailed cost estimates when the scope and sequence are predictable.
Agile forecasting may use team capacity, delivery history and prioritised work. Exact long-range scope forecasts can be less certain because the solution is expected to evolve.
Managers should avoid presenting an Agile forecast as a fixed promise when the purpose of the approach is to learn and adjust.
8. Documentation
Waterfall projects often create detailed requirements, plans, approvals and handover records.
Agile teams tend to produce documentation that directly supports delivery, use, maintenance, assurance or compliance.
Agile does not remove legal, safety, security or regulatory obligations. Where evidence is mandatory, it must be created regardless of the methodology.
9. Leadership style
Waterfall leadership often focuses on coordination, approvals, dependencies and control against a baseline.
Agile leadership places more emphasis on priorities, team empowerment, removing obstacles and creating fast feedback loops.
Both approaches require clear accountability. A manager should not confuse empowerment with absence of leadership.
What Are the Advantages and Disadvantages of Agile?
Agile can help teams respond to change, test assumptions and deliver useful outcomes earlier. Its main disadvantages appear when stakeholders are unavailable, teams lack authority, priorities change without discipline or the organisation expects fixed scope, cost and timing despite significant uncertainty.
Advantages of Agile
- Frequent feedback can identify misunderstandings earlier.
- Smaller deliveries reduce the amount of work exposed to an incorrect assumption.
- Teams can redirect effort as customer or organisational priorities change.
- Stakeholders can see progress through working outputs.
- High-value items can be delivered before lower-value features.
- Cross-functional collaboration can reduce handover delays.
- Regular reflection encourages continuous improvement.
Disadvantages of Agile
- Long-term scope and cost can be harder to predict.
- Frequent consultation requires stakeholder time.
- Weak prioritisation can create scope creep.
- Teams may focus on short-term increments while neglecting architecture or long-term maintainability.
- Some contracts and procurement structures are difficult to align with evolving scope.
- Ceremonies can become unproductive when teams copy a framework without understanding its purpose.
- Agile can be uncomfortable in organisations where every decision requires several approval layers.
When does Agile fail?
Agile commonly fails when:
- No one has authority to prioritise the work.
- Stakeholders cannot attend reviews or provide timely feedback.
- The team is divided across functional silos.
- Every task is labelled urgent.
- Leaders change priorities without considering unfinished work.
- The team measures meeting attendance rather than delivered value.
- “Agile” is used as an excuse to avoid documentation, estimates or accountability.
- Employees are expected to self-manage but are not trusted to make decisions.
What Are the Advantages and Disadvantages of Waterfall?
Waterfall provides clear phases, defined responsibilities and visible approval points. It performs well when requirements are stable and dependencies must follow a set order. Its main weakness is that incorrect assumptions can remain hidden until later phases, when change is more disruptive and expensive.
Advantages of Waterfall
- Scope and deliverables can be communicated clearly.
- Milestones support executive reporting and formal approvals.
- Responsibilities can be assigned by phase.
- Documentation supports governance, assurance and handover.
- Budgets and contracts may be easier to prepare when requirements are stable.
- Sequential work suits projects with physical or regulatory dependencies.
- New team members can use the project documentation to understand decisions.
Disadvantages of Waterfall
- Users may not see the complete outcome until late.
- Incorrect requirements can affect every later phase.
- Changes can require formal re-planning and approval.
- Specialist handovers may create delays or lost information.
- Teams may report a project as on schedule even when the proposed solution has not been validated.
- Detailed plans can create false confidence when the work contains major uncertainty.
- Late testing can reveal problems after significant investment.
When does Waterfall fail?
Waterfall commonly fails when:
- Requirements were approved before users were properly understood.
- The project plan is treated as proof that uncertainty has been removed.
- Stakeholders avoid difficult decisions until implementation.
- Testing and operational teams join too late.
- Change control is so slow that the project delivers an outdated result.
- Teams complete documents without validating whether the solution will work.
- Management rewards milestone completion while ignoring outcome quality.
Which Projects Are Best Suited to Agile?
Agile is best suited to projects where requirements may change, partial delivery creates value, users can provide regular feedback and the delivery team can make timely decisions. It is especially useful for digital products, service improvement, innovation, marketing experiments and uncertain business transformation.
Agile may suit:
- Software and app development
- Website and digital service improvement
- Customer portal development
- New product discovery
- Process automation
- Marketing experimentation
- User experience redesign
- Data and analytics products
- Policy prototyping
- Innovation programs
- Continuous service improvement
For Australian Government digital services, official guidance encourages Agile delivery, multidisciplinary teams, prototyping, user research and continuous iteration. (Digital.gov.au)
Illustrative Agile example
An Australian training provider wants to launch a new online learner portal.
The team knows learners need enrolment, course access and support, but it does not yet know which dashboard design will be easiest to use.
Instead of designing every feature before development, the team creates a basic prototype. Learners test it. The team improves navigation, releases essential functions and adds lower-priority features after observing actual use.
The outcome evolves, but the overall goal remains stable.
Which Projects Are Best Suited to Waterfall?
Waterfall is best suited to projects with stable requirements, defined technical standards, sequential dependencies and formal approval points. It is often appropriate where late changes would be expensive, physical work must follow an ordered sequence or detailed evidence is required before implementation.
Waterfall may suit:
- Construction based on an approved design
- Equipment installation
- Office relocations
- Standard infrastructure upgrades
- Manufacturing changes
- Compliance projects with fixed requirements
- Planned system migrations with known specifications
- Contracted work with a tightly defined scope
- Events with a fixed date and set deliverables
- Projects requiring formal design and safety approvals
Illustrative Waterfall example
A business is relocating to a new office.
The lease date, floor plan, electrical work, furniture requirements, security access and move date are confirmed. Cabling must be completed before equipment installation, and safety inspections must occur before staff move in.
The project has clear dependencies and a fixed deadline. A structured Waterfall plan may be more useful than repeatedly reconsidering the office requirements during each delivery cycle.
Should Australian Teams Use Agile or Waterfall?
Australian teams should choose the approach that matches the project’s uncertainty, governance obligations and cost of change. Digital and service-design work may benefit from Agile delivery, while projects with fixed dependencies may need predictive planning. Public-sector and regulated organisations can still use Agile when assurance requirements are built into the process.
Australia’s Digital Service Standard explicitly supports Agile ways of working for government digital services. It also expects clear intent, multidisciplinary participation, user focus and measurable performance. Agile in this context is not simply a development schedule. It is a way to connect delivery with evidence about user needs. (Digital.gov.au)
Other environments may require a different balance. The Department of Defence has described parts of its acquisition and sustainment environment as largely Waterfall-based while pursuing more flexible mechanisms for developmental and Agile projects. This illustrates why large organisations may need several delivery models rather than one mandated method. (Defence)
The lesson for managers is simple: organisational context matters, but “we have always done it this way” is not a sufficient selection criterion.
Is Hybrid Project Management Better Than Agile or Waterfall?
Hybrid project management combines predictive controls with iterative delivery. It can be effective when budgets, approvals or deadlines must be fixed but parts of the solution remain uncertain. A hybrid approach works only when the team clearly defines which elements are fixed, which can evolve and how decisions will be made.
Project Management Institute research supports fit-for-purpose delivery rather than a universal winner. Its 2024 Pulse of the Profession report found comparable project performance across predictive, Agile and hybrid approaches when organisations used methods appropriate to their work. (Project Management Institute)
A useful hybrid model may include:
- A formally approved business case
- A fixed maximum budget
- Stage-gate reviews for governance
- An Agile discovery or development process
- A prioritised backlog
- Regular demonstrations to stakeholders
- Formal security, legal or compliance checks
- A planned implementation and operational handover
Example of a hybrid project
A healthcare organisation is implementing a new appointment system.
Privacy, security, procurement and integration requirements must be approved. Those elements use defined governance and documentation.
The user interface is developed iteratively. Reception staff, clinicians and patients test prototypes, identify issues and help prioritise improvements.
The project is neither purely Waterfall nor loosely Agile. It combines fixed controls with evidence-led design.
Hybrid does not mean random
A poor hybrid model often keeps every Waterfall approval while adding every Agile meeting. This creates more administration without improving learning or control.
A good hybrid model removes duplication. Every meeting, document, approval and iteration should have a clear purpose.
How Can You Choose Between Agile and Waterfall?
Choose by examining requirements, uncertainty, dependencies, stakeholder access, governance and the cost of change. Do not select a methodology because it is popular or familiar. Select the lightest approach that gives the project enough control, evidence and flexibility to produce the intended outcome.
Use the following scorecard before approving the delivery model.
| Selection question | Agile signal | Waterfall signal |
| Are requirements expected to change? | Yes, regularly | No, they are stable |
| Is the solution uncertain? | Several options must be tested | The solution is already known |
| Can partial delivery create value? | Yes | No |
| Can users review work frequently? | Yes | Only at formal milestones |
| Is the cost of late change high? | Early testing is essential | Changes must be prevented through upfront design |
| Are activities sequential? | Work can overlap | One phase depends on completion of another |
| Is scope contractually fixed? | Outcomes allow flexibility | Detailed deliverables are fixed |
| Is documentation mandatory? | It can be produced within each iteration | Extensive approval is required before execution |
| Is the team cross-functional? | Yes | Work is divided between specialist functions |
| Can decisions be made quickly? | Yes | Decisions follow formal approval pathways |
How to interpret the result
- Mostly Agile signals: use an Agile or iterative approach.
- Mostly Waterfall signals: use a predictive or sequential approach.
- A balanced result: design a hybrid model.
- Conflicting signals: split the project into workstreams rather than forcing one method across the entire project.
This scorecard is a decision aid, not a formal standard. Managers should combine it with organisational policy, procurement conditions, risk assessment and professional judgement.
Is Your Team Ready for Agile?
A team is ready for Agile when it can collaborate across functions, make timely decisions, involve users and finish small pieces of work to an agreed quality standard. Agile tools alone will not create agility when authority, skills, capacity or stakeholder access are missing.
Ask:
- Is there one person or group with authority to set priorities?
- Can users or stakeholders review work regularly?
- Does the team contain the skills needed to complete an increment?
- Can team members raise problems without being punished?
- Are leaders willing to adjust plans when evidence changes?
- Is there a clear definition of completed work?
- Can the team limit work in progress?
- Are governance and compliance specialists involved early?
- Can decisions be made within days rather than months?
- Is the organisation willing to measure outcomes rather than activity?
Several “no” answers do not automatically rule out Agile. They reveal organisational changes that may be needed before adoption.
Is Your Team Ready for Waterfall?
A team is ready for Waterfall when requirements can be defined reliably, responsibilities are clear, dependencies are understood and stakeholders can approve each stage. Waterfall requires disciplined planning and change control, but it also requires honest acknowledgement of uncertainty.
Ask:
- Are project objectives measurable?
- Have users and operational staff contributed to requirements?
- Are technical dependencies understood?
- Are approval authorities identified?
- Is the budget based on realistic estimates?
- Has the team identified what could invalidate the plan?
- Are testing and implementation activities included from the beginning?
- Is there a practical change-control process?
- Does the project have clear acceptance criteria?
- Will the planned outcome still be relevant at delivery?
A detailed plan is not valuable when its assumptions are weak. Upfront planning must improve understanding, not merely produce documents.
How Should a Manager Implement the Chosen Approach?
A manager should translate the methodology into clear roles, decision rights, delivery rhythms and measures. Teams do not need abstract methodology debates. They need to know what outcome matters, who decides priorities, how work will be reviewed and what happens when risks or changes appear.
Step 1: Define the outcome
Start with the problem and intended benefit.
Avoid defining success only as completing tasks. A project can complete every planned activity and still fail to improve the organisation.
Step 2: Separate fixed and flexible elements
Identify:
- Fixed legal or compliance requirements
- Maximum budget
- Required completion date
- Essential scope
- Desirable scope
- Assumptions that require testing
- Decisions that can be delegated
- Decisions requiring executive approval
This exercise often reveals whether the project is Agile, Waterfall or hybrid.
Step 3: Choose the delivery rhythm
For Agile work, define iteration length, review frequency, planning events and backlog ownership.
While for Waterfall work, define phases, milestones, approval criteria and change-control procedures.
For hybrid work, explain how iterative delivery connects to formal governance.
Step 4: Assign real decision authority
A product owner who cannot prioritise is only a messenger.
A project manager who cannot escalate an unresolved dependency is only a reporter.
Write down who can approve scope, move funds, accept deliverables and stop unsafe or non-compliant work.
Step 5: Establish visible measures
Useful measures may include:
- Benefits achieved
- User satisfaction
- Quality defects
- Delivery predictability
- Lead time
- Budget variance
- Risk exposure
- Rework
- Adoption
- Operational performance
Do not rely on the number of completed tasks or meetings.
Step 6: Pilot the approach
Test the delivery model on a manageable project or workstream before changing the entire organisation.
A pilot should produce evidence about decision speed, stakeholder involvement, team capacity and governance barriers.
Step 7: Review and improve
The methodology itself should be reviewed.
Ask whether it is improving decisions, reducing risk and helping the team deliver value. Remove activities that exist only because they appeared in a template.
What Are the Most Common Agile vs Waterfall Mistakes?
The most common mistake is treating methodology selection as an identity contest. Agile is not automatically innovative, and Waterfall is not automatically disciplined. Either can fail when leadership, capability, governance or stakeholder behaviour does not support the work.
Choosing Agile only because the deadline is tight
Agile does not make an unrealistic workload disappear.
It may help the team deliver the most important work first, but managers must still reduce scope, add capacity or change the deadline.
Choosing Waterfall because leaders want certainty
A detailed Gantt chart does not eliminate uncertainty.
When requirements or technology are unclear, the plan may present precise dates based on assumptions that have not been tested.
Calling unplanned work Agile
Changing priorities every day is not responsiveness. It is instability.
Agile teams protect focus within short delivery cycles and evaluate proposed changes against value and capacity.
Treating Waterfall as resistance to change
Formal change control can be useful when changes affect contracts, safety, budgets or dependent work.
The problem is not control itself. The problem is a process that makes necessary change too slow or politically difficult.
Copying ceremonies without changing decisions
Daily stand-ups, Sprint Reviews and retrospectives do not create Agile delivery when leaders continue to assign every task, stakeholders avoid reviews and teams cannot change priorities.
Applying one methodology to the whole portfolio
A digital prototype, office construction project and mandatory compliance update do not carry the same uncertainty.
Portfolio leaders should allow different approaches while maintaining common standards for reporting, risk and accountability.
Ignoring organisational culture
A method based on rapid feedback will struggle in a culture where bad news is hidden.
A method based on formal planning will struggle when approvals are unclear or regularly reversed.
Project delivery reflects leadership behaviour.
What Leadership Skills Support Both Approaches?
Both Agile and Waterfall require managers who can communicate purpose, manage stakeholders, make decisions, resolve conflict and create accountability. Methodology knowledge is valuable, but project outcomes also depend on leadership, commercial judgement, risk awareness and the ability to guide people through change.
Strong managers:
- Explain why the project matters.
- Set clear priorities.
- Match authority with accountability.
- Involve operational employees early.
- Surface risks before they become crises.
- Make trade-offs visible.
- Protect teams from unnecessary work.
- Encourage evidence-based decisions.
- Adapt communication for executives, specialists and users.
- Create psychologically safe channels for raising concerns.
- Review benefits after implementation.
- Invest in project management and leadership capability.
Rania Digital Academy’s Project Management & Operations category includes Project Management Fundamentals, Agile & Scrum Foundations, Stakeholder Engagement & Communication, Risk & Quality in Project Delivery and Change Management for Projects. Its Leadership & Management category also includes Agile Project Management Fundamentals, project risk management and stakeholder communication. (Rania digital Academy)
Final Verdict: Is Agile or Waterfall Better?
Neither Agile nor Waterfall is universally better. Agile is stronger when the team must learn, test and respond. Waterfall is stronger when the work is predictable and must follow controlled phases. Hybrid delivery is often appropriate when governance must remain fixed but the solution needs room to evolve.
The best project approach is not the one with the most templates, meetings or certifications. It is the one that helps your team make better decisions while uncertainty is still manageable.
Before selecting a method, examine the work honestly:
- How much do you really know?
- Which assumptions need testing?
- How available are your stakeholders?
- What cannot be changed?
- What would make late change expensive?
- Can the project deliver value in smaller pieces?
- Does the team have the authority and skills to work this way?
A methodology should support the team rather than become another obstacle.
To strengthen your ability to plan, lead and deliver projects, explore Rania Digital Academy’s practical Project Management & Operations training for Australian professionals.
FAQ
1. What is the main difference between Agile and Waterfall?
Agile delivers work in small increments and adjusts priorities through feedback. Waterfall plans the project in defined sequential phases and manages changes through formal control.
2. Is Agile better than Waterfall?
Agile is not universally better. It is more suitable for uncertain or changing work. Waterfall may be better when requirements, dependencies and approval conditions are clear.
3. When should a team use Agile?
Use Agile when requirements may evolve, users can provide regular feedback, partial delivery creates value and the team can make decisions quickly.
4. When should a team use Waterfall?
Use Waterfall when requirements are stable, activities must follow a set order, documentation is extensive and late changes would be costly.
5. Can Agile and Waterfall be used together?
Yes. A hybrid approach can combine formal budgets, approvals and milestones with iterative design, development or testing.
6. Is Scrum the same as Agile?
No. Agile is a group of values and principles. Scrum is one framework teams can use to apply Agile through Sprints, defined accountabilities and a prioritised backlog.
7. Does Agile mean there is no project plan?
No. Agile teams plan continuously. They maintain long-term goals and short-term delivery plans but update details as evidence and priorities change.
8. Does Waterfall allow project changes?
Yes. Changes are usually assessed and approved through a formal change-control process, particularly when they affect budget, scope, timing or contracts.
9. Is Waterfall suitable for software development?
It can be suitable when software requirements are stable and well understood. Agile or hybrid delivery is usually more useful when users need to test the solution and requirements may change.
10. What is hybrid project management?
Hybrid project management combines elements of predictive and Agile delivery. For example, a project may use fixed governance gates but develop the solution through short iterations.
11. Which approach gives a more accurate budget?
Waterfall can support more detailed upfront estimates when scope is stable. Agile may provide better progressive forecasts when the final solution cannot be known at the beginning.
12. Is Agile suitable for Australian Government projects?
Australian Government digital guidance supports Agile ways of working for relevant digital services, including multidisciplinary teams, user research and iterative delivery. (Digital.gov.au)
13. What skills does an Agile project manager need?
Useful skills include facilitation, prioritisation, stakeholder management, risk management, coaching, communication, conflict resolution and evidence-based decision-making.
14. What skills does a Waterfall project manager need?
Important skills include planning, scheduling, budgeting, dependency management, risk control, documentation, procurement, stakeholder communication and change control.
15. How can a manager choose the right methodology?
Assess requirements, uncertainty, cost of change, stakeholder availability, dependencies, governance and whether useful results can be delivered incrementally.
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