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Software Developer III

Agile Defense
Rosslyn, VA, VA Full Time
POSTED ON 12/15/2025 CLOSED ON 12/25/2025

What are the responsibilities and job description for the Software Developer III position at Agile Defense?

At Agile Defense we know that action defines the outcome and new challenges require new solutions.

That's why we always look to the future and embrace change with an unmovable spirit and the courage to build for what comes next.


Our vision is to bring adaptive innovation to support our nation's most important missions through the seamless integration of advanced technologies, elite minds, and unparalleled agility—leveraging a foundation of speed, flexibility, and ingenuity to strengthen and protect our nation's vital interests.

Requisition: 1222

Java Engineer


Job Description:

As a Java Engineer with (7 ) years of experience, you will design, develop, and deploy cloud-native and containerized applications using Java and modern cloud technologies.

Work closely with cross-functional teams to build scalable, high-performance applications leveraging cloud native and cloud agnostic services.

Responsibilities:


  • Design, develop, and maintain cloud-native applications using Java and cloud technologies.
  • Implement microservices architecture and develop RESTful APIs.
  • Collaborate with DevOps teams to automate deployment processes and ensure continuous integration and delivery (CI/CD).
  • Optimize applications for performance, scalability, and reliability in cloud environments.
  • Implement security best practices to protect cloud-native applications and data.
  • Troubleshoot and resolve issues related to application performance, reliability, and security.
  • Work with cross-functional teams, including architects, product managers, and other developers, to deliver high-quality software solutions.
  • Participate in code reviews and provide feedback to improve code quality and maintainability.
Desired Skills:


  • Strong experience with cloud-native development and cloud platforms (AWS, Azure, Google Cloud) with a strong preference for AWS.
  • Proficiency in building microservices and RESTful APIs using Java frameworks such as Spring Boot.
  • Experience with containerization and orchestration tools such as Docker, Kubernetes and OpenShift.
  • Familiarity with CI/CD pipelines and tools such as Jenkins and GitLab.
  • Knowledge of database technologies, including SQL and NoSQL databases.
  • Understanding of security best practices in cloud environments.
  • Excellent problem-solving skills and the ability to troubleshoot complex issues.
  • Strong communication skills and the ability to work effectively in a collaborative team environment.


Employees of Agile Defense are our number one priority, and the importance we place on our culture here is fundamental.

Our culture is alive and evolving, but it always stays true to its roots. Here, you are valued as a family member, and we believe that we can accomplish great things together.

Agile Defense has been highly successful in the past few years due to our employees and the culture we create together.


What makes us Agile? We call it the 6Hs, the values that define our culture and guide everything we do.

Together, these values infuse vibrancy, integrity, and a tireless work ethic into advancing the most important national security and critical civilian missions.

It's how we show up every day. It's who we are.

We also believe in supporting our employees by offering a competitive and comprehensive benefits package. To explore the benefits we offer, please visit our website under the Careers section.

Happy - Be Infectious.

Happiness multiplies and creates a positive and connected environment where motivation and satisfaction have an outsized effect on everything we do.

Helpful - Be Supportive.

Being helpful is the foundation of teamwork, resulting in a supportive atmosphere where collaboration flourishes, and collective success is celebrated.

Honest - Be Trustworthy.

Honesty serves as our compass, ensuring transparent communication and ethical conduct, essential to who we are and the complex domains we support.

Humble - Be Grounded.

Success is not achieved alone, humility ensures a culture of mutual respect, encouraging open communication, and a willingness to learn from one another and take on any task.

Hungry - Be Eager.

Our hunger for excellence drives an insatiable appetite for innovation and continuous improvement, propelling us forward in the face of new and unprecedented challenges.

Hustle - Be Driven.

Hustle is reflected in our relentless work ethic, where we are each committed to going above and beyond to advance the mission and achieve success.

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities


We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses.

These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
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Salary.com Estimation for Software Developer III in Rosslyn, VA, VA
$117,678 to $144,213
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