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, 2026
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 $69,550.00 - $125,725.00
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.