.Net Application Developer
Confirmed on the employer's own hiring board on Nov 3, 2026. First seen by Alion on Nov 3, 2026.
Description
AVER is seeking a .Net Application Developerwith experience designing, developing, enhancing, and maintaining enterprise applications using Microsoft C#, .NET Core, ASP.NET, and SQL-based technologies. The ideal candidate will have experience supporting the full software development lifecycle (SDLC), modernizing existing applications, integrating databases and web services, and troubleshooting applications in production environments. This role requires a versatile developer, comfortable working across front-end and back-end technologies within an Agile development environment. Join our collaborative team that values AVER’s mission, focus, and culture of delivering exceptional client service with great people and transformative technology solutions that enable Government mission success.
Responsibilities Include:
- 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
Education Requirements:
- Bachelor's degree in Computer Science, Information Systems, Software Engineering, or a related technical field
Experience Requirements:
- 5+ years of technical analysis experience, including experience developing, enhancing, and supporting enterprise applications using Microsoft .NET technologies
- Experience with Microsoft C#, Microsoft .NET Core 6.0 or greater, Microsoft .NET Framework 4.8 or greater, ASP.NET (C#), ASP.NET Core, VB.NET, and Windows Services
- Experience with back-end development, databases and frameworks including Microsoft SQL Server, Oracle PL/SQL, SQL query development, and Entity Framework (EF) 4 or greater; experience with Entity Framework Core
- Experience with front-end/UI development using JavaScript, HTML, CSS, Bootstrap, jQuery, AJAX, and Telerik Kendo UI
- Experience with MVC and MVVM design patterns
- Experience applying dependency injection (DI) within an established application architecture
- Knowledge of Inversion of Control (IoC) and reusable application components principles
- Experience with RESTful web services and SOAP web services, including integration using JSON, XML, and/or YAML
- Experience with development tools and source control using Azure DevOps
- Ability to provide application deployment, configuration, troubleshooting, and production support using Microsoft Server Operating Systems (Windows Server 2012 or above)
- Experience supporting SDLC requirements analysis, application design, development, testing, debugging, deployment, and maintenance within an Agile development environment
Desired Requirements:
- Experience with Microsoft Visual Studio
- Experience with GitHub Enterprise
- Experience using GitHub Copilot in Visual Studio (Visual Studio Co-Pilot)
- Experience developing applications using Blazor Web App, Blazor Server, or Blazor WebAssembly
- Experience with Microsoft Azure Application Gateway, SMTP, and/or Microsoft Exchange Server
- Experience modernizing legacy .NET applications and integrating applications across multiple databases, platforms, and enterprise systems
- Familiarity with Agile Scrum and Kanban methods
- Previous experience supporting Federal Government applications or mission-critical enterprise systems
Location:
- Washington, DC
- HYBRID, Must be local- 2 days per week in office, required
Security Requirements:
- Ability to obtain and maintain a government Public Trust clearance
- US citizenship required to support the government customer
Compensation Package:
At AVER, we believe our people are the foundation of our success and are committed to providing meaningful work, competitive compensation, and a supportive environment where employees can grow while making a direct impact on critical Government missions. AVER offers a competitive total compensation package designed to support our employees both professionally and personally. Eligible employees receive a comprehensive benefits package that includes health and wellness coverage, paid time off and holidays, retirement benefits, and opportunities for career growth.
Target Salary: $ 110,000.00 - $ 124,000.00 /yr
About Us:
AVER, LLC is a Data & Digital Transformation company that delivers exceptional client service with great people and transformative technology solutions to enable Government mission success. We provide customers with specialized technical skills and deep subject matter expertise focused on Homeland Security, Biometrics, Law Enforcement, and Healthcare domains to meet the complex mission challenges of today and tomorrow. We are a verified Service-Disabled Veteran-Owned Small Business (SDVOSB) that strives to provide a customer-centric experience while building trusted partnerships with our clients and people.
AVER is an Equal Opportunity Employer/Veterans/Disabled