Demo

Senior .Net Application Developer

AVER
Washington, DC Full Time
POSTED ON 11/7/2026
AVAILABLE BEFORE 1/7/2027

AVER is seeking a Senior .Net Application Developer with in-depth knowledge and experience assisting with agile methodology development for software maintenance and operations using .NET based coding tools. This role is technically focused from a software development lifecycle perspective to deploy products into a production environment. Join a collaborative team who values AVER’s mission, focus, and culture of delivering exceptional client service with great people and transformative technology solutions that ensure Government mission success.   

 

Responsibilities Include:

  • Demonstrated success delivering solutions across the full systems development lifecycle, leveraging deep technical expertise to understand scope and ensure successful project delivery
  • Support covers of all websites, web-enabled data-entry systems, standalone and client-server applications, and collaborative computing products
  • Design, develop, enhance, debugs, implement, and troubleshoot production problems related to software applications
  • Research, test, build, and coordinate the conversion and/or integration of new products based on client requirements
  • Design and develop new software products or major enhancements to existing software and evaluates effectiveness of solutions 
  • Address problems of systems integration, compatibility, and multiple platforms
  • Consult with project teams and end users to identify application requirements
  • Perform feasibility analysis on potential future projects to management
  • Assist in the evaluation and recommendation of application software packages, application integration and testing tools
  • Resolve problems with software and respond to suggestions for improvements and enhancements
  • Participate in development of software user manuals and technical reports
  • Act as senior developer overseeing projects and providing guidance, oversight and mentorship to less senor staff 
  • Provide technical expertise and guidance to clients and team
  • Conduct code reviews and review work of team members 

 

Education Requirements:

  • Bachelor’s degree in Computer Science, Information Systems, or related field. Applied experience as a Senior .Net Developer with skills to convey mastery of required experience may be substituted in lieu of degree requirement

 

Experience Requirements:

  • 8 years of technical analysis experience as a .Net Software Application Developer
  • Experience with programming languages including Microsoft C# (.Net CORE), Microsoft .NET 6 or greater, Microsoft .NET Framework 4.8 or greater
  • Experience using GitHub Actions or another DevOps tool
  • Experience with MVC Design Patterns and MVVM Design Patterns 
  • Experience with ORM and database technologies including Entity Framework Core (EF Core) 6 or greater
  • Experience with relational databases (SQL Server 2016 or above, Oracle 12c or above)
  • Experience with front-end development tools including JQuery, AJAX, Telerik Kendo UI or similar UI frameworks
  • Experience with web services including RESTful Web Services
  • Experience with back-end services including Windows Services, ASP.NET Core
  • Experience implementing authentication protocols SAML, OAuth 2.0, and OpenID Connect
  • Experience working with JSON Web Tokens (JWT) for secure API communication
  • Experience with role-based access control (RBAC) and claims-based authentication
  • Experience with Microsoft Server Operating Systems (Windows Server 2019 or above)
  • Experience with Agile Scrum methodology 
  • Experience with security and identity management 
  • Knowledge of secure coding practices and application security principles

 

Location:

  • Washington, DC
  • ON SITE, 2- 5 days per week required

 

Security Requirements:   

  • Ability to obtain and maintain government clearance (Public Trust) 
  • This role supports a government agency which requires U.S. citizenship 

 

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: $ 130,000.00 - $ 157,000.00 /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 today and tomorrow. We are a verified Service-Disabled Veteran-Owned Small Business (SDVOSB) that strives to provide a customer-centric experience building trusted partnerships with our clients and people.    

 

AVER is an Equal Opportunity Employer/Veterans/Disabled   

 

Salary : $130,000 - $157,000

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