Senior Full-Stack .Net Developer

Job ID 2617274 Location Ashburn, VA, US Date Posted 2026-09-25 Category Software Subcategory SW Engineer Schedule Full-Time Shift Day Job Travel Yes - 10% of the time Minimum Clearance Required None Clearance Level Must Be Able to Obtain Public Trust Potential for Remote Work ORA_HYBRID Description SAIC is currently seeking a motivated, career and customer-oriented Principal Software Engineer to join our team in Ashburn, VA to begin an exciting and challenging career with SAIC Federal Systems.

This is a hybrid-remote position requiring 2 days on site per week in Ashburn, VA.

Responsibilities

• Active member of the agile software development team participating in all Program Increment and Sprint ceremonies.
• Design and develop .Net applications including middleware applications, user interface applications (java script framework), and web services applications.
• Develop and integrate with PostgreSQL server databases.
• Develop software design documentation which may include design diagrams, data flow diagrams, software module descriptions, etc.
• Use Integrated Development Environment (IDE) tools to include Microsoft Visual Studio and GIT.
• Manage software testing activities to include data setup, defect troubleshooting and resolution.
• Provide Tier 3 / 4 engineering support, as needed, for solutions deployed to production.

Qualifications

• Bachelor’s degree in computer science or a directly related field and nine (9) years or more experience.
• 9+ years of experience in software development/engineering.
• Must be a U.S.
• Citizen with the ability to obtain and maintain a DHS Public Trust security clearance prior to starting.
• Middleware and User interface driven applications.
• Web Services development.
• Excellent troubleshooting and resolution skills.
• Multi-threaded applications; Exception handling.
• Integration with hardware devices and vendor Software development Kits (SDKs).
• Ability to work in team environments across a diverse set of projects with multiple stakeholders.
• Javascript, Vue.js, C#, .NET Core, Web API, Visual Studio code, Jenkins, Gitlab, xUnit, SonarQube.
• AWS experience.
• Agile development.
• BI Requirement Current holder of a DHS Public Trust clearance or the ability to obtain one.
• Note Employment will be contingent upon having/obtaining a DHS Public Trust clearance prior to starting.
• Target salary range $120,001 - $160,000.
• The estimate displayed represents the typical salary range for this position based on experience and other factors.