Lead Software Developer

Leidos

. 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.

Posted 4/30/2026full-timeGaithersburg • Maryland, Virginia • 🇺🇸 United StatesSenior💰 $87,100 - $157,450 per yearWebsite

Tech Stack

Tools & technologies

CloudJavaJavaScriptJUnitLinuxMockitoReactSpringSpring BootSpringBootSubversion

About the role

Key responsibilities & impact

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.
Develop solutions to complex issues.
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.

Requirements

What you’ll need

Bachelor’s degree in computer science or a related field with 4-8 years of relevant experience or a Master’s degree with 2-6 years of experience
Significant experience with Java programming language
Significant experience with React
Experience with Web development and commonly used front-end tools and languages (HTML, CSS, JavaScript)
Significant experience with unit testing tools such as Junit and Mockito
Experience with RESTful API, JSON, XML, XSD
Experience with Spring Framework, Spring Security, and Spring Boot
Experience with Linux
Experience with version control systems such as Git or Subversion
Experience with common development tools and IDEs (Eclipse, VS Code, etc.)
Experience with AI-assisted software development workflows and tools (i.e. Claude Code, Codex, etc.)
Experience with Cloud-based systems
Experience working within the Agile environment
Understanding of sound software development principles and practices
Ability to plan and prioritize personal tasking and be able to 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
US citizenship required.

Benefits

Comp & perks

Health and Wellness programs
Income Protection
Paid Leave
Retirement

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

JavaReactHTMLCSSJavaScriptJUnitMockitoRESTful APISpring FrameworkSpring Boot

Soft Skills

communicationindependent thinkingtask prioritizationteam collaborationproblem-solving

Certifications

Bachelor’s degree in computer scienceMaster’s degree in computer scienceSF-85 Public Trust suitability determination