$85K - 154K a year
Design and implement backend APIs and services while developing responsive front-end experiences. Collaborate with teams to meet contract milestones and mentor junior engineers.
A Bachelor’s Degree with 4–6 years of professional software development experience is required. Strong proficiency in C# and .NET Core, along with practical experience in modern front-end frameworks and SQL is essential.
Experienced full‑stack developer needed to design, implement, and sustain mission‑focused web applications for defense customers. You will deliver robust backend services in .NET, craft responsive front‑end experiences with Vue.js, and design/optimize SQL Server databases. Work is performed within disciplined SDLC, change‑control, and secure delivery processes supporting deployed systems and field users. This position can be worked remote, but strong preference will be given to candidates local to Newport News, VA Key responsibilities Design and implement backend APIs and services using C# (.NET Core / ASP.NET) that meet performance, reliability, and security requirements. Develop responsive, component‑based UIs with Vue.js, Nuxt, Tailwind and other modern tooling. Design, optimize, and maintain SQL Server schemas, stored procedures, indexes, and query performance. Integrate applications with authentication/authorization systems (OAuth2/JWT, SAML) and external services. Produce clear technical documentation, and deployment artifacts for controlled and/or air‑gapped environments. Participate in code reviews and bug triage. Mentor junior engineers and coordinate knowledge transfer. Collaborate with product, QA, and systems teams to meet contract milestones and accreditation needs. Required qualifications Bachelor’s Degree with 4–6 years professional software development experience with demonstrable work in full‑stack projects. 4 additional years of experience in lieu of degree U.S. citizenship and ability to obtain/maintain a TS/SCI clearance Strong proficiency in C# and .NET Core / ASP.NET development. Practical experience building front ends with Vue.js (or comparable modern JS/TS frameworks) and modern front‑end tooling. Solid experience with SQL and relational database design. Familiarity with RESTful API design, HTTP, JSON, and authentication patterns (Open API/Swagger). Experience with Git and collaborative development workflows, branching, and pull requests. Strong debugging, problem‑solving, and communication skills; ability to work within structured, audited processes. Preferred qualifications Experience with Microsoft SQL Server: schema design, T‑SQL, procedures, performance tuning. Exposure to CI/CD and DevSecOps toolchains (Azure DevOps, GitLab CI, automated test suites). Experience with TypeScript, unit/integration testing frameworks, and front‑end component libraries. Experience packaging and deploying software into constrained or air‑gapped environments. Familiarity with performance and load testing tools and practices. Experience mentoring or leading small engineering teams and supporting junior staff growth. Come break things (in a good way). Then build them smarter. We're the tech company everyone calls when things get weird. We don’t wear capes (they’re a safety hazard), but we do solve high-stakes problems with code, caffeine, and a healthy disregard for “how it’s always been done.” Original Posting: October 8, 2025 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: Pay Range $85,150.00 - $153,925.00 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 Leidos is a Fortune 500® innovation company rapidly addressing the world's most vexing challenges in national security and health. The company's global workforce of 47,000 collaborates to create smarter technology solutions for customers in heavily regulated industries. Headquartered in Reston, Virginia, Leidos reported annual revenue of approximately $15.4 billion for the fiscal year ended December 29, 2023. For more information visit www.Leidos.com. 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 here. Securing Your Data Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a Leidos.com email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to spam.leidos@leidos.com. Commitment and Diversity 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.
This job posting was last updated on 10/9/2025