Demo

Senior Developer C#/.NET

Johnson Technology Systems Inc
Fairfax, VA Contractor
POSTED ON 7/20/2026
AVAILABLE BEFORE 9/19/2026

Role Title: SENIOR DEVELOPER C#/.NET 

Job Location: - Radford, VA

Project: - US ARMY

Clearance: - ***Active Secret Clearance Required***

Role Description:

The primary requirement for this position is being a support developer for a variety of C# .NET applications. It will require direct interaction with the proponent and Experience with handling large volumes of e-mail and communication.

Tasks and assignments will include:

  • Serve as the support developer for application requirements
  • Developing server-side code for internal and external web applications.
  • Writing unit tests, automated regression tests and tracking defects as they occur.
  • Developing applications using both C# .NET, utilizing the .NET MVC framework
  • Maintaining a high level of security and code reusability.
  • Working with clients to develop requirements documents and project schedules.

Required Skills:

  • A minimum of at least 5 years of experience in performing the specified functions.
  • Experience with C#/.NET MVC
  • Experience with nHibernate, Microsoft Entity Framework, or similar database modeling framework
  • Understanding of IIS and the deployment of C#/.NET applications
  • Experience with JIRA, Confluence, and the Atlassian sutie of tools
  • Experience working in a SCRUM-based Agile environment 
  • Experience managing a project schedule
  • Experience with leading a development team
  •  DOD Interim Secret as a minimum.

Hourly Wage Estimation for Senior Developer C#/.NET in Fairfax, VA
$64.00 to $77.00
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