Agile Methodology In Software Engineering

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This article will explain Agile Methodology in Software Engineering, including its importance, diagram, life cycle, key principles, types, roles and responsibilities, benefits, differences between Agile and Scrum, pros and cons, and more. It will also show you examples of each step to help you understand it.

Agile methodology A flexible and iterative approach to developing software that emphasizes customer collaboration, continuous improvement, and rapid delivery.”

Agile Methodology is

here we will see what is Agile Methodology

  • Iterative development
  • Customer collaboration
  • Continuous delivery
  • Adaptability
  • Self-organizing teams
  • Continuous improvement
  • Emphasis on communication
  • Transparent metrics
  • Test-driven development (TDD)
  • Embracing emergent requirements
  • Iterative development: The Agile methodology encourages breaking the software development process into smaller chunks, called iterations or sprints. This makes it possible to get feedback more often and make small but steady steps forward.
  • Collaboration with customers: Throughout the development process, Agile puts a lot of emphasis on close collaboration with customers or other stakeholders. This makes sure that their needs and expectations are understood and built into the software.
  • Continuous delivery: Agile focuses on delivering working software in short cycles, which speeds up deployment, testing, and the ability to adapt quickly to changes.
  • Adaptability: Agile recognises that requirements and priorities can change, and it encourages teams to be flexible and responsive to changing needs throughout the development process.
Agile Methodology In Software Engineering
  • Self-organizing teams: Agile gives teams the power to organise themselves, so people can work together, make decisions as a group, and take responsibility for tasks. This encourages creativity and innovation.
  • Continuous improvement: Agile encourages teams to look back on the development process often to find ways to make it better. This helps teams improve their speed, quality, and overall effectiveness.
  • Focus on communication: Agile understands how important it is to communicate well within the development team and with stakeholders to make sure everyone understands, quickly solve problems, and keep everyone on the same page.
  • Metrics that are easy to understand: Agile uses metrics like velocity and burn-down charts to track progress and show how the project is going, which helps make decisions and improves team performance.
  • Test-driven development (TDD): TDD is often a part of Agile. With TDD, tests are written before the actual code is written. This method makes sure that the code is good, that bugs are found quickly, and that the software is designed better overall.
  • Accepting emergent requirements: Agile recognises that requirements may change and appear as the project goes on. It encourages teams to be flexible and welcome changes in order to make the best product possible.
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Agile Methodology Key Principles

In this section we will see Key Principles of Agile:

Agile Methodology Key Principles
  1. Customer satisfaction as a result of timely and ongoing software delivery.
  2. Even late in the development process, you should be open to changing needs.
  3. Deliver working software often, and prefer shorter time frames.
  4. Throughout the project, business stakeholders and developers work together.
  5. Build projects around motivated people and give them the environment and support they need.
  6. Use face-to-face conversation as the main way to talk with the team.
  7. Software functionality and customer satisfaction can be used to gauge progress.
  8. Maintain a pace that can be kept up, helping team members find a good balance between work and their personal lives.
  9. Focus on technical excellence and good design to increase agility.
  10. Keep things simple and minimise the amount of work you have to do.
  11. Self-organizing teams that can change and make decisions to achieve project goals.
  12. Think often about ways to improve and fine-tune the process.

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Importance Of Agile Methodology In Software Engineering

In this section we’ll see the importance of the agile method

Importance Of Agile Methodology In Software Engineering
  • Adaptability to changing requirements.
  • Customer satisfaction and collaboration.
  • Faster delivery of working software.
  • Improved project visibility and transparency.
  • Enhanced team collaboration and communication.
  • Early detection and mitigation of project risks.
  • Continuous feedback and improvement.
  • Increased flexibility and responsiveness.
  • Efficient resource allocation and time management.
  • Focus on delivering high-quality software.

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Agile Methodology Example

Here we will see example of Agile Methodology to help you better understand it.

Imagine that a software company was asked by a client to build an e-commerce platform for the web. To ensure efficient project management and client satisfaction, the development team chooses to use the Agile Methodology.

They start by making a product backlog, which is a list of the features and functions that the e-commerce platform should have in order of importance.

Items on the backlog include user registration, the product catalogue, the shopping cart, payment integration, and order management.

The team then plans their first sprint, which typically lasts two weeks. They choose a subset of features from the product backlog that they think can be implemented during the sprint. For example, in the first sprint, they might focus on user registration and the product catalogue.

The development team works closely with the client during the sprint to clarify requirements and get feedback. They hold regular meetings, like daily stand-ups, to talk about progress, deal with problems, and make sure everyone is on the same page about the sprint’s objectives.

The team visually monitors the progress of each task within the sprint using an Agile project management tool or a physical Kanban board. This creates transparency and aids in locating any problems or bottlenecks that require attention.

The team conducts a sprint review meeting with the client at the end of the sprint. They show off the finished features, get feedback, and make any necessary changes.

The remaining items in the product backlog are then improved and given new priorities based on this feedback.

The team plans the next sprint based on the feedback they received. Taking the client’s priorities and suggestions into account, they choose the next set of features to be developed. For instance, they might work on implementing the shopping cart feature during the second sprint.

The team puts a lot of emphasis on continuous integration and testing throughout the entire development process. To ensure the web application’s stability and quality, they regularly integrate their code and run automated tests.

The team adheres to the Agile principle of frequently delivering functional software. They release a working, tested version of the e-commerce platform at the end of each sprint.

The client can then review the most recent version and give feedback, making sure that their needs are being met.

As the project goes on, the team has regular “retrospectives” to think about how they are doing things and make changes. They find ways to improve their workflow, solve any communication problems, and improve teamwork.

The team can produce a high-quality e-commerce platform that meets the client’s needs by using the Agile Methodology in this real-world web application development example.

The iterative and customer-focused approach allows for continuous feedback, adaptation to changing requirements, and early delivery of valuable features, resulting in a successful and satisfied client.

Agile Methodology Diagram

Agile Methodology

Agile Methodology Life Cycle

The following stages make up the Agile Methodology life cycle:

  • Requirements Gathering: The project team works with stakeholders to identify and collect requirements for the software or product.
  • Backlog Creation: The requirements are put in order and given priority to make a product backlog, which is a list of features, tasks, and user stories that changes over time.
  • Sprint Planning: The team chooses a subset of items from the product backlog to work on during a sprint, which is usually a time-boxed period of 1-4 weeks.
  • Sprint Execution: During the sprint, the team builds, tests, and integrates the selected backlog items while adhering to Agile principles like daily stand-up meetings and constant collaboration.
Agile Methodology Life Cycle
  • Daily Stand-ups: The team has short meetings every day to talk about progress, deal with problems, and make sure everyone is on the same page.
  • Sprint Review: At the conclusion of each sprint, the team shows the finished work to stakeholders, gets their feedback, and assesses how well the sprint went.
  • Sprint Retrospective: The team evaluates the sprint, identifying what went well and where improvements can be made. They change their procedures and methods to match.
  • Backlog Refinement: The product backlog is reviewed and refined on a regular basis. New requirements are added, existing items are reordered, and items that don’t need to be there are taken out.
  • Continuous Integration and Testing: The team frequently integrates code changes to ensure compatibility and reduce integration problems. Additionally, they test the software as it is being developed to ensure its quality.
  • Continuous Delivery: The team aims to deliver working software increments at the end of each sprint, ensuring that the product is in a deployable state.
  • Adaptation and Iteration: The process is repeated for subsequent sprints, with each iteration incorporating feedback, adjusting priorities, and building on the progress made in previous sprints.

Agile Methodology Types

The types of Agile Methodology are listed below:

  • Scrum
  • Kanban
  • Extreme Programming (XP)
  • Lean Software Development
  • Crystal
  • Dynamic Systems Development Method (DSDM)
  • Feature-Driven Development (FDD)
  • Adaptive Software Development (ASD)
  • Rapid Application Development (RAD)
  • Agile Unified Process (AUP)
  • Scrum: Scrum is one of the Agile frameworks that is most widely used. It uses time-boxed iterations called sprints, daily stand-up meetings, and a set of clearly defined roles like Scrum Master and Product Owner.
  • Kanban: Kanban focuses on visualising the workflow and limiting work in progress (WIP). Work is pulled into the development process based on capacity and priority using a Kanban board to keep track of tasks.
  • Extreme Programming (XP): XP emphasises continuous feedback, teamwork, and simplicity. It includes techniques like test-driven development (TDD), pair programming, frequent releases, and customer involvement.
Agile Methodology Types
  • Lean Software Development: Lean Software Development focuses on getting rid of waste, improving flow, and constantly increasing efficiency. By cutting out pointless work and concentrating on what adds value, it aims to give customers value as quickly as possible.
  • Crystal: The Crystal method emphasises adaptability and personalising the process to the needs of the project and the team. It focuses on communication, frequent delivery, and reflective improvement.
  • Dynamic Systems Development Method (DSDM): DSDM provides a framework for quick development and delivery while making sure business needs are met. It emphasises collaboration, iterative development, and active user participation.
  • Feature-Driven Development (FDD): FDD is an iterative and incremental Agile methodology that focuses on creating and delivering features. It entails domain modelling, iterative design, and feature-focused development.

Agile Methodology Roles And Responsibilities

In this section we will discuss about Roles And Responsibilities of agile methodology

  1. Product Owner:
    • Represents the stakeholders and acts as a liaison between the development team and the business.
    • Defines and prioritizes the product backlog.
    • Provides clear requirements and user stories to guide the development process.
    • Collaborates with the team to ensure the product vision is understood and implemented effectively.
  2. Scrum Master:
    • Facilitates the Scrum process and ensures adherence to Agile principles and practices.
    • Guides the team in self-organization and cross-functional collaboration.
    • Removes any obstacles or impediments that may hinder the team’s progress.
    • Helps the team to continuously improve their processes and performance.
Agile Methodology Roles And Responsibilities
  1. Development Team:
    • Consists of individuals with the necessary skills to deliver the product increment.
    • Collaborates closely to plan, develop, test, and deliver product increments.
    • Estimates and selects work items from the product backlog for each sprint.
    • Works together to achieve the sprint goals and deliver value to stakeholders.
  2. Stakeholders/Users:
    • Provide input and feedback on the product throughout the development process.
    • Collaborate with the product owner and the development team to ensure the product meets their needs.
    • Participate in sprint reviews and provide feedback on the developed features.
    • Play an active role in shaping the direction and priorities of the product.
  3. Agile Coach (optional):
    • Provides guidance and support in adopting and implementing Agile practices.
    • Assists in the cultural and mindset shift necessary for Agile adoption.
    • Offers expertise and coaching to the Scrum Master, product owner, and development team.
    • Facilitates Agile workshops, training sessions, and retrospectives.
  4. Technical Lead (optional):
    • Provides technical guidance and expertise to the development team.
    • Ensures the implementation of best practices and adherence to coding standards.
    • Collaborates with the team to identify and resolve technical challenges.
    • Supports the team in maintaining a high level of technical excellence.

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Agile Methodology Benefits

So now in this section we will see benefits of Agile Methodology:

  1. Increased customer satisfaction
  2. Early and continuous delivery of valuable software
  3. Adaptability to changing requirements
  4. Enhanced collaboration and communication
  5. Improved project visibility and transparency
  6. Faster return on investment (ROI)
  7. Mitigation of project risks through continuous feedback
  8. Emphasis on quality and customer-centric approach
  9. Flexibility to embrace emerging technologies and market changes
  10. Continuous improvement and learning culture

Agile Methodology Vs Scrum

In this section we’ll look at the most important differences between Agile Methodology and Scrum.

Agile Methodology Vs Scrum

Agile Methodology Advantages And Disadvantages

In this section we will see Advantages And Disadvantages of Agile.


  1. Increased customer satisfaction
  2. Faster time-to-market
  3. Flexibility to accommodate changing requirements
  4. Continuous feedback and improvement
  5. Enhanced collaboration and communication
  6. Higher productivity and motivation within teams
  7. Adaptability to emerging technologies and market changes
Agile Methodology Advantages And Disadvantages


  1. Lack of predictability in terms of scope and timeline
  2. Potential for scope creep if requirements are not managed effectively
  3. Heavy reliance on customer involvement and availability
  4. Difficulty in measuring progress and setting realistic expectations
  5. Requires experienced Agile practitioners and a well-trained team
  6. Inadequate documentation and limited focus on long-term planning

Final Words

So today we learnt, Agile Methodology in Software Engineering, including its importance, diagram, life cycle, key principles, types, roles and responsibilities, benefits, differences between Agile and Scrum, Additionally we seen pros and cons associated with Agile, and more. It will also show you examples of each step to help you understand it.

Frequently Asked Question

Agile Methodology Assumes That Which Of The Following Will Change? requirement, environment, resources.

Agile Methodology assumes that requirements will change.

Agile Methodology When Did It Start?

Agile Methodology started in the 1990s.

What is agile model in SDLC?

Agile Model in SDLC is a flexible and iterative approach to software development that emphasizes collaboration, adaptability, and delivering working software incrementally throughout the development process.

What are the 5 stages of Agile methodology?

Plan and prioritize
Iterate and execute
Review and adapt
Release and maintain

What is scrum roles?

Scrum roles are the specific responsibilities and functions assigned to individuals within a Scrum team.

What is a sprint in agile?

A sprint in Agile is a time-boxed iteration during which a development team works on a set of predefined tasks or user stories.


I'm Priyanka. I have good knowledge of Software Testing. with this blog, by sharing Software Testing knowledge I'm contributing to our Software Testing community. and trying to connect to all the software testers worldwide with this blog.

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