Associate Software Engineer

​ Leidos is seeking an Associate Software Developer to join the Air Traffic Business Area within the Homeland Sector, supporting the development of the Leidos Common Automation Platform (L-CAP). L-CAP is a mission-critical, future-ready automation platform built on a hybrid cloud data mesh architecture, enabling next-generation air traffic management capabilities. We are building with an AI-first engineering mindset, embracing emerging AI capabilities and modern development practices to accelerate delivery, improve software quality, and continuously evolve how we design and build mission-critical systems. This role   operates   within a   SAFe /Agile framework as part of an Agile Release Train (ART) delivering iterative value across the program. This position supports government programs and requires the ability to obtain and   maintain   a favorable Public Trust investigation.   This role is part of a growing program, and hiring will depend on available funding. We review applications on a rolling basis, but the timeline for interviews and offers may vary. In some cases, we may extend   contingent offers   that become active once funding is confirmed.     This position is located in   Gaithersburg, MD; Egg Harbor Township, NJ; or Eagan, MN . This is an opportunity to contribute to projects that impact millions of air travelers.   This is a hybrid position requiring 3 days onsite and 2 days remote work.  Candidates should reside a commutable distance to one of the above locations.     What   You’ll   Do   Develop microservices under the guidance of senior developers, contributing to L-CAP platform capabilities   Write unit tests and   participate   in test-driven development practices to ensure code quality   Participate in code reviews, providing and receiving constructive feedback to improve team output   Engage in Agile ceremonies including sprint planning, daily stand-ups, retrospectives, and PI planning   Utilize CI/CD pipelines to build, test, and deploy software in a continuous delivery environment   Integrate with RESTful APIs and event-driven messaging systems within the data mesh architecture   Collaborate with cross-functional team members including testers, systems engineers, and DevOps   Learn and navigate large, complex codebases spanning multiple services and repositories   Document code, design decisions, and technical approaches for team knowledge sharing   Support troubleshooting and debugging of issues   identified   during integration and testing phases   Develop and   maintain   services within distributed microservice architectures following established patterns and interface contracts   Write comprehensive automated tests including unit, integration, and contract tests for distributed service components   Gain understanding of legacy ATC system functionality to support   accurate   modernization into new service implementations   Leverage AI-assisted development tools and modern engineering practices to improve personal productivity, code quality, and accelerate learning within the team.   Core Technical Qualifications:   Bachelor’s degree in Computer Science , Software Engineering, or related technical discipline with 0–2 years of experience (or  equivalent experience in lieu of education)   Proficiency   in at least one: Java / C++   Understanding of object-oriented programming and software design principles   Familiarity with Agile/Scrum development methodologies   Experience with version control systems (Git)   Basic understanding of microservices architecture concepts   Strong analytical and problem-solving skills   Willingness to learn   new technologies , frameworks, and domain-specific concepts   Effective written and verbal communication skills   Ability to obtain and maintain a Public Trust   U.S. citizenship required   Successful completion of background investigations as required by the government customer   Successful