Role Overview
Leidos is hiring a Junior .NET Software Developer with Security Clearance. This is a full-time hybrid role, based in Bethesda. Part of Leidos's Lifecycle hiring. Full responsibilities, required qualifications, and the apply link are listed in the description below.
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Job Description
R-00179356 Description Junior .NET Software Developer Location: Hybrid/onsite in Bethesda, MD – onsite 2-3 days All candidates MUST: Be local to the DC Metro area AND have the ability to obtain and maintain a Public Trust Clearance
We are seeking a Jr. level .NET Software Developer to join our task force supporting the Government Health and Safety Solutions Operation in Bethesda, MD. This role supports mission-critical federal health enterprise systems and provides the opportunity to work on modern, scalable solutions in both on-prem and Azure cloud environments.
Position Overview The selected candidate will research, design, develop, and maintain enterprise applications for our Leidos clients using Microsoft .NET technologies and Azure cloud services. This role involves full lifecycle development in an Agile environment, following secure development practices and modern DevSecOps methodologies.
Responsibilities Design, develop, test, and maintain scalable, secure, and maintainable enterprise applications
Develop .NET applications on Microsoft Azure, including Azure Functions, Web APIs, and Logic Apps
Write clean, defect-free code following software engineering best practices (code reuse, refactoring, CI/CD, secure coding, TDD)
Support software configuration management and understand software component interfaces and dependencies
Build and maintain CI/CD pipelines using GitHub Actions, DevSecOps, and the Azure platform
Collaborate with customers, analysts, architects, DBAs, operations, and testers in an Agile Scrum environment
Contribute proactively to software quality, continuous improvement, and cloud modernization initiatives
Gain and apply working knowledge of Azure AI Foundry and Copilot Studio to support intelligent and AI-enabled application capabilities Key Technical Responsibilities Design and develop applications using ASP.NET MVC, .NET Core, REST, XML
Develop C# applications using Microsoft Visual Studio and ORM frameworks
Build Windows console applications using object-oriented principles
Develop and maintain SQL Server, MySQL database scripts using SQL and T-SQL
Design and develop responsive web user interfaces using HTML5, JavaScript, Bootstrap, jQuery
Design and develop graphs and charts using Telerik UI and third-party components
Design and implement Web Services, WCF, and Web APIs
Implement middleware and application-level security and authentication
Develop reports and dashboards using Power BI and SSRS Required Education Experience & Skills Bachelor’s degree in Computer Science, Information Technology, or a related discipline
2-4 years of relevant professional experience
Strong experience with C#, ASP.NET MVC, .NET Core, ADO.NET, Entity Framework
Experience developing RESTful and SOAP-based web services
Experience developing .NET applications in Microsoft Azure
Hands-on experience with Azure Functions, Web APIs, and Logic Apps
Strong verbal and written communication skills
Experience building enterprise-scale applications using databases, Windows services, and web services
Strong understanding of object-oriented design and C# console application development
Front-end experience with HTML5, CSS3, JavaScript, Bootstrap, jQuery, AJAX
Experience with Telerik UI or similar third-party UI frameworks
Strong experience with SQL Server, T-SQL, stored procedures, and functions
Experience creating reports and dashboards using Power BI and SSRS
Proficiency with Git and modern source control practices
Familiarity with Azure DevSecOps and cloud security best practices
Working knowledge of Azure AI Foundry and Copilot Studio, or willingness to learn
Ability to multitask and thrive in a fast-paced, dynamic environment Preferred Qualifications Experience working in federal or healthcare environments
Microsoft Certified: DevOps Engineer Expert
- Azure certifications are a plus
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: March 26, 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
Frequently Asked Questions
How do I apply for the Junior .NET Software Developer with Security Clearance position at Leidos?
Use the Apply button above to submit your application directly to Leidos. Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.
Is the Junior .NET Software Developer with Security Clearance role at Leidos remote or in-office?
This is a hybrid role based in Bethesda. Expect a mix of in-office and remote days, with the specific cadence set by the hiring manager.
What does a Junior .NET Software Developer with Security Clearance at Leidos earn?
Leidos has not disclosed a salary range in this posting. Many employers share specifics later in the interview process; you can also ask during a recruiter screen if compensation transparency is important to you.
When was the Junior .NET Software Developer with Security Clearance role at Leidos posted?
This role was posted on April 16, 2026 (53 days ago). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.
Is the Junior .NET Software Developer with Security Clearance role at Leidos entry-level?
Yes. This is an entry-level position. Strong candidates typically have 0-2 years of relevant work experience, internships, or significant project work. Read the full description for any specific qualification requirements Leidos has listed.
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