We’re hiring a junior software developer to build and sustain mission-focused web applications for defense customers. You’ll contribute across the stack with .NET, Vue.js, and SQL Server, writing secure, maintainable code that can operate in constrained or disconnected environments. You’ll work within disciplined SDLC and configuration management processes, collaborating with senior engineers to deliver capabilities that support real end users in the field.
This position can be worked remote, but strong preference will be given to candidates local to Newport News, VA.
Responsibilities
Full-stack development: Implement backend services in C# (.NET/ASP.NET) and front-end features in Vue.js and Nuxt, integrating with SQL Server.
Secure coding: Apply best practices, input validation, logging, and error handling aligned to audit requirements.
Data and APIs: Build RESTful APIs, write T-SQL queries and stored procedures for reliability and performance.
Team collaboration: Work with QA, and DevOps to meet SLAs, resolve defects, and support fielded systems.
Minimum qualifications
- Clearance eligibility: U.S. citizenship and ability to obtain/maintain a TS/SCI DoD security clearance as required by contract.
- Bachelor’s Degree with 2 years of applicable experience or 4 additional years of experience in lieu of degree
- Technical skills: Basic experience with C# (.NET/ASP.NET), JavaScript/TypeScript, Vue.js or similar framework, and SQL Server.
- Foundations: Understanding of REST, HTTP, JSON, and relational database design.
- Version control: Familiar with Git workflows and pull requests.
- Quality mindset: Writes readable, tested code; receptive to feedback and code reviews.
- Security awareness: Familiarity with secure coding concepts and least-privilege design.
Preferred qualifications
- Performance and testing: Experience with unit/integration testing and basic performance profiling.
- Pipelines: Exposure to CI/CD (Azure DevOps, GitLab CI, Jenkins) and work item tracking (Jira/Azure Boards).
- API integration: Experience consuming external services and handling auth flows (OAuth/JWT).
- UX fundamentals: Ability to build accessible, responsive UIs with component libraries and state management.
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.
Original Posting:October 7, 2025For 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 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.
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What We Do
We Are Leidos
For 50 years we have been tackling some of the biggest problems that face our nation and our world.
OUR MISSION
Through our culture of innovation and history of performance, we develop deep customer trust built on integrity and create enduring solutions that improve our world. Leidos is a science and technology solutions leader working to address some of the world’s toughest challenges in the defense, intelligence, homeland security, civil, and healthcare markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Va., Leidos reported annual revenues of approximately $11.09 billion for the fiscal year ended January 3, 2020.
Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®.
Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the newly launched Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos.
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