{"schemaVersion":"jobsearcher.job.v1","id":"5c6d6b482980c0c8106a86a7","url":"https://jobsearcher.com/jobs/5c6d6b482980c0c8106a86a7","canonicalUrl":"https://jobsearcher.com/jobs/5c6d6b482980c0c8106a86a7","title":"Software Developer – C#/.NET Desktop Application","description":"POSITION IS 100% ONSITE DAILY IN NORCO, CA Job SummaryVSolvit is seeking a Software Developer to support the development, modernization, and sustainment of mission-critical analysis applications for the U.S. Navy.The selected candidate will work in an Agile SAFe environment to design, develop, test, and maintain desktop applications using C#, .NET, WPF, and XAML. This role is suited for mid- to senior-level developers with strong desktop application experience and an interest in modernizing legacy systems.Primary ResponsibilitiesDevelop, test, and maintain desktop applications using C#, .NET, WPF, and XAML.Support modernization of legacy applications, including Delphi-based systems.Apply object-oriented design, multi-threading, concurrency, and asynchronous programming.Use Test Driven Development practices and create automated tests.Troubleshoot software defects and performance issues.Participate in code reviews, design discussions, sprint planning, and Agile ceremonies.Support CI/CD pipelines and technical documentation.Collaborate with engineers, testers, and government stakeholders.Required Skills And Qualifications3–10+ years of professional software development experience.Strong proficiency in C# and .NET desktop development.Hands-on experience developing applications with WPF and XAML.Strong knowledge of object-oriented programming and design patterns.Experience with multi-threading, concurrency, and TPL.Familiarity with Test Driven Development.Experience with NUnit, xUnit, MSTest, or similar testing frameworks.Familiarity with Moq or similar mocking frameworks.Experience troubleshooting complex software systems.Working knowledge of Git.Strong communication and teamwork skills.U.S. citizenship required.Ability to obtain and maintain a U.S. Government Security Clearance.If applicable, former or current U.S. Government employees must provide a post-employment ethics letter if offered employment.Preferred Skills And QualificationsAdvanced WPF and XAML experience, including MVVM.Experience with Telerik UI controls.Experience creating or maintaining YAML-based CI/CD pipelines.Experience with Azure DevOps, GitHub Actions, Jenkins, or similar tools.Experience with Agile Scrum or SAFe.Experience with Jira and Confluence.Experience in government, defense, or regulated environments.Experience modernizing legacy applications.Familiarity with Delphi.Active Secret or Top Secret clearance.CompTIA Security+ certification.Education and CertificationsBachelor’s degree in Computer Science, Software Engineering, Computer Engineering, or a related field, or equivalent experience.Ability to obtain required DoD Cyber Workforce certifications.Company SummaryJoin the VSolvit Team! Founded in 2006, VSolvit (pronounced 'We Solve It') is a technology services provider that specializes in cybersecurity, cloud computing, geographic information systems (GIS), business intelligence (BI) systems, data warehousing, engineering services, and custom database and application development. VSolvit is an award winning WOSB, CA CDB, MBE, WBE, and CMMI Level 3 certified company. We offer a customizable health benefits program that best meets the needs of its employees. Offering may include: medical, dental, and vision insurance, life insurance, long and short-term disability and other insurance products, Health Savings Account, Flexible Spending Account, 401K Retirement Plan options, Tuition Reimbursement, and assorted voluntary benefits. Our goal is to grow together and enjoy the work that we do as a team.VSolvit LLC is an Equal Opportunity/Affirmative Action employer and will consider all qualified applicants for employment without regard to race, color, religion, sex, national origin, protected veteran status, or disability status.","company":"Vsolvit","rawCompany":"vsolvit","city":"Norco","state":"CA","isRemote":false,"isActive":false,"createdAt":"2026-08-19T12:14:06.007Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1251.00","title":"Computer Programmers","slug":"computer-programmers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"}],"industries":[{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Software Developer – C#/.NET Desktop Application","description":"POSITION IS 100% ONSITE DAILY IN NORCO, CA Job SummaryVSolvit is seeking a Software Developer to support the development, modernization, and sustainment of mission-critical analysis applications for the U.S. Navy.The selected candidate will work in an Agile SAFe environment to design, develop, test, and maintain desktop applications using C#, .NET, WPF, and XAML. This role is suited for mid- to senior-level developers with strong desktop application experience and an interest in modernizing legacy systems.Primary ResponsibilitiesDevelop, test, and maintain desktop applications using C#, .NET, WPF, and XAML.Support modernization of legacy applications, including Delphi-based systems.Apply object-oriented design, multi-threading, concurrency, and asynchronous programming.Use Test Driven Development practices and create automated tests.Troubleshoot software defects and performance issues.Participate in code reviews, design discussions, sprint planning, and Agile ceremonies.Support CI/CD pipelines and technical documentation.Collaborate with engineers, testers, and government stakeholders.Required Skills And Qualifications3–10+ years of professional software development experience.Strong proficiency in C# and .NET desktop development.Hands-on experience developing applications with WPF and XAML.Strong knowledge of object-oriented programming and design patterns.Experience with multi-threading, concurrency, and TPL.Familiarity with Test Driven Development.Experience with NUnit, xUnit, MSTest, or similar testing frameworks.Familiarity with Moq or similar mocking frameworks.Experience troubleshooting complex software systems.Working knowledge of Git.Strong communication and teamwork skills.U.S. citizenship required.Ability to obtain and maintain a U.S. Government Security Clearance.If applicable, former or current U.S. Government employees must provide a post-employment ethics letter if offered employment.Preferred Skills And QualificationsAdvanced WPF and XAML experience, including MVVM.Experience with Telerik UI controls.Experience creating or maintaining YAML-based CI/CD pipelines.Experience with Azure DevOps, GitHub Actions, Jenkins, or similar tools.Experience with Agile Scrum or SAFe.Experience with Jira and Confluence.Experience in government, defense, or regulated environments.Experience modernizing legacy applications.Familiarity with Delphi.Active Secret or Top Secret clearance.CompTIA Security+ certification.Education and CertificationsBachelor’s degree in Computer Science, Software Engineering, Computer Engineering, or a related field, or equivalent experience.Ability to obtain required DoD Cyber Workforce certifications.Company SummaryJoin the VSolvit Team! Founded in 2006, VSolvit (pronounced 'We Solve It') is a technology services provider that specializes in cybersecurity, cloud computing, geographic information systems (GIS), business intelligence (BI) systems, data warehousing, engineering services, and custom database and application development. VSolvit is an award winning WOSB, CA CDB, MBE, WBE, and CMMI Level 3 certified company. We offer a customizable health benefits program that best meets the needs of its employees. Offering may include: medical, dental, and vision insurance, life insurance, long and short-term disability and other insurance products, Health Savings Account, Flexible Spending Account, 401K Retirement Plan options, Tuition Reimbursement, and assorted voluntary benefits. Our goal is to grow together and enjoy the work that we do as a team.VSolvit LLC is an Equal Opportunity/Affirmative Action employer and will consider all qualified applicants for employment without regard to race, color, religion, sex, national origin, protected veteran status, or disability status.","datePosted":"2026-08-19T12:14:06.007Z","dateModified":"2026-08-19T12:14:06.007Z","hiringOrganization":{"@type":"Organization","name":"Vsolvit","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Norco","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"5c6d6b482980c0c8106a86a7"},"url":"https://jobsearcher.com/jobs/5c6d6b482980c0c8106a86a7"}}