À propos de ce poste Full Stack .NET Developer chez Leidos
Leidos is seeking a Full Stack .NET Developer to support federal health enterprise systems for the Government Health and Safety Solutions Operation. The developer will build and modernize user interfaces, APIs, business services, and data integrations that support NIH Center for Scientific Review (CSR) operations. The role spans on-premises and approved Azure environments and requires hands-on Azure AI and identity integration experience.
CANDIDATE MUST:
Be local to the DC Metro area for hybrid/onsite requirement in Bethesda, MD. Minimum of 2 days a week onsite in Bethesda.
Be a US Citizen or Green Card holder with the ability to obtain a Public Trust.
Responsibilities
- Design, develop, test, and maintain responsive web applications across the front end, .NET services, APIs, and database layers.
- Build accessible interfaces and dashboards for workflows such as application referral, study section administration, reviewer coordination, and reporting.
- Develop C# and ASP.NET applications, REST APIs, Azure Functions, and Logic Apps.
- Design application middleware for authentication, authorization, API security, and external identity provider integrations.
- Build and evaluate approved AI-enabled features using Microsoft Foundry (formerly Azure AI Foundry), Azure AI Search, and Azure AI services, with appropriate access controls, testing, and human review.
- Protect confidential application and review information and follow NIH restrictions on generative AI use in peer review.
- Maintain and modernize existing Windows services, console applications, SOAP/WCF integrations, and SQL scripts.
- Collaborate with business stakeholders, designers, architects, DBAs, testers, and operations staff in an Agile Scrum environment.
- Use automated testing, code review, GitHub Actions or comparable CI/CD tools, and secure DevSecOps practices.
Required Qualifications
- Bachelor’s degree in Computer Science, Information Technology, or a related field, and 3+ years of relevant software development experience.
- Strong full stack experience with C#, ASP.NET MVC, .NET/.NET Core, REST APIs, Entity Framework, ADO.NET, and SQL Server.
- Hands-on front-end experience with HTML5, CSS3, JavaScript, Bootstrap, jQuery, and AJAX, including responsive design and accessibility.
- Experience building and deploying .NET applications in Azure, including Azure Functions and Web APIs.
- Practical Azure AI development experience, such as integrating AI services through .NET APIs, implementing search or retrieval features, evaluating output quality, and securing AI data flows.
- Hands-on experience implementing authentication and authorization middleware using OAuth 2.0 and OpenID Connect, including integration with Login.gov or a comparable identity provider.
- Experience with single sign-on, token validation, claims-based or role-based access control, and securing APIs and user sessions.
- Strong SQL Server and T-SQL skills, including stored procedures and data integration.
- Proficiency with Git, automated testing, CI/CD, and secure coding practices.
- Strong communication skills and the ability to work across both technical and business teams.
Preferred Qualifications
- Direct experience integrating applications with Microsoft Entra ID
- Experience supporting NIH, federal grants administration, scientific peer review operations, or other federal health systems.
- Experience with Copilot Studio, Power BI, SSRS, Telerik UI, MySQL, or legacy SOAP/WCF services.
- Familiarity with Azure Government environments and Microsoft Entra ID.
- Azure or Microsoft DevOps certification.
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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.
Original Posting:
October 16, 2026For 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 $69,550.00 - $125,725.00The 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.
