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Leidos
·
February 24, 2026
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Junior Software Engineer

Huntsville, AL
Full-time
Hybrid
$70K/yr - $126K/yr
Entry Level
Leidos is an industry and technology leader serving government and commercial customers. They are seeking a Junior Software Engineer to contribute to the design, development, testing, and delivery of software products in a collaborative Agile environment.
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Responsibilities

  • Design, develop, and maintain software components and services using Java, Rust, and JavaScript
  • Build and enhance user-facing features using React
  • Collaborate with a cross-functional Agile team using Jira for planning, tracking, and execution
  • Contribute to continuous delivery pipelines with a strong emphasis on automated testing
  • Write and maintain unit, integration, and system tests to ensure software quality and reliability for backend and frontend systems
  • Leverage generative AI tools to assist with development, testing, documentation, and problem-solving where appropriate
  • Participate in code reviews, design discussions, and sprint ceremonies
  • Work closely with product and user-facing teams to incorporate feedback and improve functionality and usability
  • Support ongoing improvements to development practices, tooling, and processes

Qualification

Required

  • US Citizen with the ability to obtain and maintain a Top Secret clearance with 365 days from the start of your employment with Leidos
  • Bachelor's degree in a relevant field and 2+ years of professional software development experience or a Master's degree with 1+ years of experience. Additional experience may be considered in lieu of a degree
  • Proficiency in Java, Rust, and/or JavaScript, with willingness to work across both languages
  • Experience working in Agile/Scrum environments
  • Familiarity with Jira or similar Agile project management tools
  • Experience with automated testing frameworks and test-driven or test-focused development practices
  • Strong problem-solving skills and attention to detail
  • Ability to work effectively as part of a larger engineering team

Preferred

  • US Citizen with an active Top Secret clearance
  • Experience with CI/CD pipelines and continuous delivery practices
  • Exposure to cloud-based or distributed systems
  • Experience using or experimenting with AI-assisted development tools
  • Understanding of software usability and user-centered design principles

Benefits

  • Health and Wellness programs
  • Income Protection
  • Paid Leave
  • Retirement
Leidos is a Fortune 500® innovation company rapidly addressing the world’s most vexing challenges in national security and health.
Glassdoor
3.9
Founded in 1969
Reston, Virginia, USA
10001+ employees
https://www.leidos.com