Mid .NET Developer

About Blue Rose Consulting Group

Blue Rose Consulting Group is a mission-focused consulting firm dedicated to delivering innovative solutions that help federal organizations achieve their goals. We combine technical expertise, collaborative problem-solving, and a people-centered approach to support complex government missions.

About the role

People First. Mission Always.

Location: Colorado Springs/ Washington, D.C. Metro Area

Work Arrangement: Primarily based at a contractor site within 30 driving miles of Colorado Springs/ Washington, D.C., with onsite support at Department of State facilities as required

Blue Rose Consulting Group is seeking a Mid-Level .NET Developer (Programmer 2) to support a large-scale .NET application within a national security environment. This position will develop and enhance C#/ASP.NET solutions while supporting data analysis, reconciliation, consolidation, reporting, user interface development, mobile application development, and CI/CD activities.

Job Responsibilities

• Develop and maintain enterprise applications using C# and ASP.NET.

• Support both client-side and server-side application development.

• Perform data analysis, reconciliation, and consolidation.

• Integrate data from multiple sources and support deduplication activities.

• Analyze trends and patterns and develop queries and reports.

• Design and develop user interface components.

• Support mobile application development.

• Develop solutions using .NET Framework and .NET Core.

• Work with Entity Framework and SQL Server.

• Support Web API development.

• Use Visual Studio 2019+ and GitLab source control.

• Participate in CI/CD and Agile software delivery processes.

• Apply object-oriented analysis and design principles to application development.

Minimum Qualifications

• 4+ years of C#/ASP.NET software development experience on complex technical projects, including highly available national security systems.

• Intermediate understanding of C#/ASP.NET enterprise software architecture components and patterns.

• Intermediate understanding of ASP.NET Framework 4.0 or greater and .NET Core.

• Experience with both client-side and server-side development.

• Experience with Entity Framework.

• Experience with Visual Studio 2019+.

• Experience with object-oriented analysis and design.

• Experience with SQL Server.

• Experience with GitLab source control.

• Experience with data analysis and reconciliation.

• Experience with multi-source data integration and deduplication.

• Experience with query development and reporting.

• Experience with user interface design and development.

• Strong problem-solving skills and attention to detail.

• Active Final DoD Secret Security Clearance.

Preferred Qualifications

• Experience developing Web APIs.

• Located in Colorado or the DMV area.

• Experience supporting a large-scale federal IT program.

• Experience with the SAFe Agile delivery framework.

Why Join Blue Rose?

At Blue Rose, you’ll have the opportunity to apply your technical skills to meaningful federal missions while working alongside a collaborative team that values innovation, accountability, and professional growth. We put people at the center of what we do while staying focused on delivering results that matter.