Software Developer, Java Developer, DevOps

Overview

Leidos is seeking Software Developers to join the Air Traffic Business Area within the Homeland Sector, supporting the development of next‑generation flight service and air traffic systems. This work aligns with the FAA’s broader initiative to modernize legacy flight service capabilities, replacing aging infrastructure with scalable, cloud‑based platforms designed to improve safety and operational efficiency—particularly in remote and high‑dependency aviation environments.

These efforts focus on delivering mission‑critical, future‑ready solutions that provide safety‑critical flight services to the pilot community.

As a member of a Scaled Agile software development organization, you will design and implement containerized applications in an Agile/SAFe environment, collaborating closely with systems engineering, product delivery, and Dev Sec Ops  teams to deliver predictable outcomes in a highly regulated, safety‑critical setting. The role supports government programs and requires the ability to obtain and maintain a favorable Public Trust investigation.

• Responsible for software development activities both individually and as a member of a team, including writing, testing, debugging, and maintaining source code within an Agile environment.
• Actively participate in daily stand‑ups, Release Planning, and other related team activities.
• Write and execute unit and functional tests.
• Troubleshoot and participate in the resolution of technical issues in lab and operational environments.
• Provide support as needed for system engineering, test engineering, and system owner teams.

• Bachelor’s degree in computer science or a related field with 2‑4 years of relevant experience or a Master’s degree with less than 2 years of experience.
• Experience with Java programming language.
• Experience with React.
• Experience with web development and commonly used front‑end tools and languages (HTML, CSS, JavaScript).
• Experience with Linux.
• Experience with version control systems such as Git or Subversion.
• Experience with common development tools and IDEs (Eclipse, VS Code, etc.).
• Knowledge of AI‑assisted software development tools and workflows (e.g., Claude Code, Codex, etc.).
• Knowledge of Cloud‑based systems.
• Knowledge of unit testing tools such as Junit and Mockito.
• Understanding of sound software development principles and practices.
• Ability to plan and prioritize personal tasking and communicate effectively verbally and in writing.
• Independent thinker, capable of performing high‑quality work, both independently and with a team in a fast‑moving environment.
• Ability to obtain SF‑85 Public Trust suitability determination.
• U.S. citizenship required.

• Knowledge of or experience working within the Agile/SAFe framework.
• Knowledge of or experience with RESTful API, JSON, XML, XSD.
• Knowledge of or experience with Spring Framework, Spring Security, and Spring Boot.
• Knowledge of or experience with Python programming language.
• Knowledge of or experience with Ansible playbooks and YAML.
• Knowledge of or experience with Linux shell scripting.
• Knowledge of Dev Sec Ops  practices and CI/CD pipelines.
• Knowledge of or experience with MongoDB.
• Knowledge of air traffic control and flight services.

Pay Range $69,550.00 – $

The Leidos pay range for this job level is a general guideline only and is not a guarantee of compensation. Additional factors considered in extending an offer include responsibilities, education, experience, knowledge, skills, and abilities, as well as internal equity, market alignment, and applicable agreements.

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.