Sr .Net Developer with Security Clearance

Senior .NET Developer About Blue Rose Consulting Group Blue Rose Consulting Group is a mission-driven federal contractor dedicated to delivering innovative solutions that support our clients and the communities they serve. People First. Mission Always. We believe exceptional outcomes start with exceptional people. We are committed to building collaborative teams where talented professionals can grow, contribute, and make a meaningful impact.

About the Role Blue Rose Consulting Group is seeking a Senior .NET Developer to support a large-scale .NET application within a national security environment. This role will contribute advanced software development expertise across data integration, analysis, reporting, user interface development, mobile application development, and Continuous Integration/Continuous Delivery (CI/CD) activities. The Senior .NET Developer will work collaboratively with cross-functional technical teams supporting highly available national security systems. This position requires U.S. citizenship and an active Final DoD Secret security clearance.

Key Responsibilities

• Develop and maintain software solutions supporting a large-scale .NET application.
• Perform data analysis, reconciliation, and consolidation.
• Develop solutions for multi-source data integration and deduplication.
• Analyze data trends and patterns.
• Develop queries and reporting capabilities.
• Design and develop user interfaces.
• Support mobile application development.
• Contribute to CI/CD processes and automated software delivery.
• Develop solutions using .NET Framework, C#, Entity Framework, and SQL Server.
• Collaborate with cross-functional technical teams supporting highly available national security systems. Minimum Qualifications
• U.S. Citizen.
• Active Final DoD Secret security clearance.
• 5+ years of experience supporting complex technical projects, including highly available national security systems.
• Experience with data analysis and reconciliation.
• Experience with multi-source data integration and deduplication.
• Experience with trend and pattern analysis, query development, and reporting.
• Experience with user interface design and development.
• Hands-on working knowledge of .NET Framework.
• Hands-on working knowledge of SQL Server.
• Hands-on experience with C#.
• Hands-on experience with Entity Framework.

Preferred Qualifications

• Located in Colorado or the Washington, D.C. metropolitan area (DMV).
• Experience supporting a large-scale federal IT program.
• Experience working within the SAFe Agile delivery framework. What Success Looks Like Success in this role requires an experienced developer who can contribute advanced technical expertise while working effectively with complex data and enterprise application environments. The ideal candidate is technically capable, detail-oriented, and comfortable solving complex problems within mission-critical systems. Key indicators of success include:
• Developing reliable and maintainable .NET application solutions.
• Effectively integrating and reconciling data from multiple sources.
• Developing accurate queries, reports, and user interface solutions.
• Applying strong C#, Entity Framework, and SQL Server expertise.
• Contributing effectively to CI/CD and automated software delivery processes.
• Collaborating successfully with cross-functional technical teams.
• Demonstrating strong problem-solving, attention to detail, and ownership of assigned development activities.

Location: Remote