Software Engineer, Java Developer

Description

The Intelligence Sector at Leidos currently has an opening for a Software Engineer in Herndon, Virginia. This is an exciting opportunity to use your experience supporting the DIA's SITE III JIOC mission.

• Experience with agile software methodology, and software engineering design best practices. The candidate will work within a cross-functional Scrum team, and will be responsible for developing software, participating in acceptance criteria development, creating scripts, and utilizing Open Source and COTS tools to automate testing, documenting instructions, and participating in integration activities.
• Designs, develops, documents, tests and debugs applications software and systems that contain logical and mathematical solutions.
• Confers with systems analysts, engineers, programmers, and others to design system and to obtain information on project limitations and capabilities, performance requirements and interfaces.
• Designs, develops, and modifies software systems, using scientific analysis and mathematical models to predict and measure outcomes and consequences of design.
• Coordinates software system installations and monitors equipment functioning to ensure specifications are met.
• Performs software engineering and development activities associated with supporting, maintaining, and enhancing software.
• Develops and integrates bug fixes and new feature enhancements using DIA standard development tools and processes (e.g., Eclipse, VS Code, Gitlab).

Active TS/SCI with polygraph, or TS with SCI eligibility and ability to obtain a polygraph.

• A Bachelor's degree in an area applicable to the position with 8+ years of relevant experience OR a Master's degree with 6+ years of relevant experience OR a PhD with 5 years of relevant experience; an additional 4 years of experience may be considered in lieu of a degree requirement.
• Programming Language Experience including - but not limited to - Java, JavaScript and Python.
• Experience in RHEL and Oracle environments.
• AWS technologies:
  Postgre
  
  SQL, Oracle.
• Experience using modern techniques such as REST, JSON, Spring, Spring Boot, JavaScript, Ember.js frameworks.
• Ability to work independently and in a team environment.
• Experience with Docker, Key Cloak, Wildfly, Tomcat, ArcGIS, Fid

• Experience using Git, Jenkins, Gitlab.
• Experience with EC2, S3.
• Understanding of and experience with network administration and security protocols on various domains.
• Experience with Joint Intelligence Operations Command (JIOC) applications and/or intelligence data.
• Experience with in the DIA (Defense Intelligence Agency) or other DoD security domains highly desired.

Original Posting:
February 10, 2026

For U.S. Positions:
While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range $ - $

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at

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