.Net Application Developer
Design, develop, enhance, and maintain enterprise applications using Microsoft .NET technologies.
- Washington, District of Columbia, United States
- Full-time
- Hybrid
- $110K–$124K per year
- Posted Nov 3, 2026
INDUSTRYSoftware & InternetSaaS & Enterprise Software
Responsibilities
- Design, develop, enhance, test, debug, and maintain enterprise web applications using C#, .NET Core, .NET Framework, and ASP.NET
- Support the full software development lifecycle (SDLC), including requirements analysis, solution design, development, testing, deployment, documentation, and production support
- Develop and maintain front-end interfaces using JavaScript, HTML, CSS, Bootstrap, jQuery, AJAX, and Telerik Kendo UI
- Develop and maintain back-end application components, business logic, and database integrations using Microsoft SQL Server, Oracle PL/SQL, and Entity Framework
- Design, develop, and integrate RESTful APIs, SOAP web services, and Windows Services to support application functionality and interoperability
- Apply MVC and MVVM design patterns to develop scalable, maintainable, and reusable application components
- Write, optimize, and troubleshoot SQL queries, stored procedures, and database interactions to support application functionality and performance
- Maintain and modernize existing applications, including legacy .NET Framework and VB.NET applications
- Troubleshoot and resolve application defects, performance issues, integration problems, and production incidents
- Utilize GitHub Enterprise for source control, code collaboration, and version management
- Leverage GitHub Copilot and modern development tools to support coding efficiency, troubleshooting, and software quality
- Collaborate with business analysts, technical teams, and stakeholders to translate requirements into functional software solutions
- Participate in Agile development activities, including sprint planning, development, testing, code reviews, and release support
- Prepare and maintain technical documentation, application specifications, and deployment procedures
Requirements
- Bachelor's degree in Computer Science, Information Systems, Software Engineering, or a related technical field
- Experience in a Homeland Security
- Experience in a Biometrics
- Experience in a Law Enforcement
- Experience in a Healthcare
Nice to have: Microsoft Visual Studio, GitHub Copilot in Visual Studio, Blazor Web App, Blazor Server, Blazor WebAssembly, Microsoft Azure Application Gateway, SMTP, Microsoft Exchange Server, modernizing legacy .NET applications, integrating applications across multiple databases, platforms, and enterprise systems, Agile Scrum, Kanban, Federal Government applications, mission-critical enterprise systems
Skills
Microsoft C#Microsoft .NET Core 6.0 or greaterMicrosoft .NET Framework 4.8 or greaterASP.NET (C#)ASP.NET CoreVB.NETWindows ServicesMicrosoft SQL ServerOracle PL/SQLEntity FrameworkEntity Framework CoreJavaScriptHTMLCSSBootstrapjQueryAJAXTelerik Kendo UIRESTful APIsSOAP web servicesJSONXMLYAMLMVCMVVMdependency injectionInversion of ControlGitHub EnterpriseAzure DevOpsMicrosoft Visual StudioGitHub CopilotBlazor Web AppBlazor ServerBlazor WebAssemblyMicrosoft Azure Application GatewaySMTPMicrosoft Exchange ServerAgile ScrumKanbanFederal Government applicationsmission-critical enterprise systemsGitHub EnterpriseAzure DevOpsMicrosoft Visual StudioBlazorMicrosoft Azure Application GatewayMicrosoft Exchange Server
Benefits
- health and wellness coverage
- paid time off and holidays
- retirement benefits
Full description
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