Junior Software Engineer

Description

The Defense Sector at Leidos is currently seeking a Junior Software Engineer with 2+ years of professional experience to join a collaborative, product-focused engineering team. In this role, you will contribute to the design, development, testing, and delivery of software products written primarily in Java, Rust and JavaScript. You will work within an Agile development environment, partnering closely with other engineers, product managers, and stakeholders to deliver high-quality software that meets user needs.

This position does allow the ability to telework, but the chosen candidate must be within a reasonable driving distance to one of the following four locations - Morgantown WV, Orlando, FL Omaha NE, or Huntsville AL. Weekly on-site work at one of these four locations is required.

Primary 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

Basic Qualifications:

• 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 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 Qualifications:

• 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

What We Offer

• Opportunity to work on impactful software products delivered continuously to users
• A collaborative team environment that values learning, feedback, and improvement
• Support for modern development practices, automation, and emerging tools
• Competitive compensation and comprehensive benefits package

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If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.

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.

The Leidos pay range for this job level is a general guideline onlyand 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.

About Leidos

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

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

Securing Your Data

Beware of fake employment opportunities using Leidos' name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system - never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at View email address on click.appcast.io.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

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.