{"schemaVersion":"jobsearcher.job.v1","id":"5e8685f4f4591a74dd1b3da2","url":"https://jobsearcher.com/jobs/5e8685f4f4591a74dd1b3da2","canonicalUrl":"https://jobsearcher.com/jobs/5e8685f4f4591a74dd1b3da2","title":"Mid-Level.NET Developer","description":"Salary: $88,000 - 128,000 per year\r\nRequirements: We require 4+ years of C#/ASP.NET software development experience on complex technical projects, including highly available national security systems.\r\nWe seek an intermediate understanding of C#/ASP.NET enterprise software architecture components and patterns.\r\nWe need an intermediate understanding of ASP.NET Framework 4.0 or later and .NET Core.\r\nWe require experience in both client-side and server-side development.\r\nWe require experience with Entity Framework.\r\nWe require experience with Visual Studio 2019 or newer.\r\nWe require experience with object-oriented analysis and design.\r\nWe require experience with SQL Server.\r\nWe require experience with GitLab source control.\r\nWe require experience with data analysis and reconciliation.\r\nWe require experience integrating data from multiple sources and performing deduplication.\r\nWe require experience developing queries and reports.\r\nWe require experience with user interface design and development.\r\nWe need strong problem-solving ability and close attention to detail.\r\nWe require an active Final DoD Secret Security Clearance.\r\nPreferred: experience developing Web APIs.\r\nPreferred: experience working in Colorado or the DMV area.\r\nPreferred: experience supporting a large-scale federal IT program.\r\nPreferred: experience with the SAFe Agile delivery framework.\r\nResponsibilities: We develop and maintain enterprise applications using C# and ASP.NET.\r\nWe support both client-side and server-side application development.\r\nWe perform data analysis, reconciliation, and consolidation.\r\nWe integrate data from multiple sources and support deduplication efforts.\r\nWe analyze trends and patterns and create queries and reports.\r\nWe design and build user interface components.\r\nWe support mobile application development.\r\nWe develop solutions using .NET Framework and .NET Core.\r\nWe work with Entity Framework and SQL Server.\r\nWe support Web API development.\r\nWe use Visual Studio 2019+ and GitLab source control.\r\nWe participate in CI/CD and Agile software delivery processes.\r\nWe apply object-oriented analysis and design principles to application development.\r\nTechnologies: .NET Framework\r\nAPI\r\nASP.NET\r\nC#\r\nCI/CD\r\nGitLab\r\nSupport\r\nMobile\r\nSQL\r\nSecurity\r\nVisual Studio\r\nWeb\r\nMore\r\nWe are Blue Rose Consulting Group, a mission-focused consulting firm that delivers innovative solutions to help federal organizations achieve their goals. Our team combines technical expertise, collaborative problem-solving, and a people-centered approach to support complex government missions. This Mid-Level .NET Developer role supports a large-scale .NET application in a national security environment and is primarily based at a contractor site within 30 driving miles of Colorado Springs or the Washington, D.C. metro area, with onsite support at Department of State facilities as required. We offer the opportunity to apply your technical skills to meaningful federal missions while working with a collaborative team that values innovation, accountability, and professional growth.\r\nlast updated 35 week of 2026","company":"Swissdevjobsch","rawCompany":"swissdevjobsch","city":"Washington","state":"DC","isRemote":false,"isActive":false,"createdAt":"2026-08-28T12:50:34.359Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"},{"code":"15-1254.00","title":"Web Developers","slug":"web-developers"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Mid-Level.NET Developer","description":"Salary: $88,000 - 128,000 per year\r\nRequirements: We require 4+ years of C#/ASP.NET software development experience on complex technical projects, including highly available national security systems.\r\nWe seek an intermediate understanding of C#/ASP.NET enterprise software architecture components and patterns.\r\nWe need an intermediate understanding of ASP.NET Framework 4.0 or later and .NET Core.\r\nWe require experience in both client-side and server-side development.\r\nWe require experience with Entity Framework.\r\nWe require experience with Visual Studio 2019 or newer.\r\nWe require experience with object-oriented analysis and design.\r\nWe require experience with SQL Server.\r\nWe require experience with GitLab source control.\r\nWe require experience with data analysis and reconciliation.\r\nWe require experience integrating data from multiple sources and performing deduplication.\r\nWe require experience developing queries and reports.\r\nWe require experience with user interface design and development.\r\nWe need strong problem-solving ability and close attention to detail.\r\nWe require an active Final DoD Secret Security Clearance.\r\nPreferred: experience developing Web APIs.\r\nPreferred: experience working in Colorado or the DMV area.\r\nPreferred: experience supporting a large-scale federal IT program.\r\nPreferred: experience with the SAFe Agile delivery framework.\r\nResponsibilities: We develop and maintain enterprise applications using C# and ASP.NET.\r\nWe support both client-side and server-side application development.\r\nWe perform data analysis, reconciliation, and consolidation.\r\nWe integrate data from multiple sources and support deduplication efforts.\r\nWe analyze trends and patterns and create queries and reports.\r\nWe design and build user interface components.\r\nWe support mobile application development.\r\nWe develop solutions using .NET Framework and .NET Core.\r\nWe work with Entity Framework and SQL Server.\r\nWe support Web API development.\r\nWe use Visual Studio 2019+ and GitLab source control.\r\nWe participate in CI/CD and Agile software delivery processes.\r\nWe apply object-oriented analysis and design principles to application development.\r\nTechnologies: .NET Framework\r\nAPI\r\nASP.NET\r\nC#\r\nCI/CD\r\nGitLab\r\nSupport\r\nMobile\r\nSQL\r\nSecurity\r\nVisual Studio\r\nWeb\r\nMore\r\nWe are Blue Rose Consulting Group, a mission-focused consulting firm that delivers innovative solutions to help federal organizations achieve their goals. Our team combines technical expertise, collaborative problem-solving, and a people-centered approach to support complex government missions. This Mid-Level .NET Developer role supports a large-scale .NET application in a national security environment and is primarily based at a contractor site within 30 driving miles of Colorado Springs or the Washington, D.C. metro area, with onsite support at Department of State facilities as required. We offer the opportunity to apply your technical skills to meaningful federal missions while working with a collaborative team that values innovation, accountability, and professional growth.\r\nlast updated 35 week of 2026","datePosted":"2026-08-28T12:50:34.359Z","dateModified":"2026-08-28T12:50:34.359Z","hiringOrganization":{"@type":"Organization","name":"Swissdevjobsch","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Washington","addressRegion":"DC","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"5e8685f4f4591a74dd1b3da2"},"url":"https://jobsearcher.com/jobs/5e8685f4f4591a74dd1b3da2"}}