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Overview
Senior

Sr. Full-Stack Developer I (6504)

Confirmed live in the last 24 hours

MetroStar Systems

MetroStar Systems

Compensation

$120,000 - $175,000/year

Hybrid - Local to D.C. metro area
Hybrid
Posted April 2, 2026

Job Description

As a Sr. Full-Stack (.NET) Developer I, you'll work on a portfolio of mission-critical applications that support the highest levels of the federal government.

We know that you can’t have great technology services without amazing people. At MetroStar, we are obsessed with our people and have led a two-decade legacy of building the best and brightest teams. Because we know our future relies on our deep understanding and relentless focus on our people, we live by our mission: A passion for our people. Value for our customers.

If you think you can see yourself delivering our mission and pursuing our goals with us, then check out the job description below!

What You'll Do:

  • Develop web applications using .NET / C# / Entity Framework / MVC / RESTFul APIs
  • Establish and maintain a high level of client trust and confidence with your software development skills
  • Creatively think out of the box to help out with troubleshooting issues and providing innovative solutions that fit customers’ need

What You'll Need to Succeed:

  • An active Top Secret with SCI eligibility security clearance.
  • 5+ years of software development experience with .Net Web Forms and MVC web application development in C#
  • Operational experience with .NET Core, .NET Framework, Entity Framework, Quartz, AngularJS, React, Azure DevOps, GitLab CI/CD, PostgreSQL, and MS SQL.
  • Possess DoD 8140 certification aligned to the 621 Software Developer work role, such as Security+, SSCP, CSSLP, or CISSP.
  • BA/BS and have a minimum of three years of relevant experience and/or education/certifications commensurate with experience. Relevant experience can be substituted for education.
  • Can provide support for, and technical review for potential integration of, systems, security, applications for portability, flexibility, and data exchange with disparate systems
  • Can integrate custom applications into multiple networks and into the bastion forest domains, on and off premises, as provided by the ENC government; resolve all incompatibilities and assist with any troubleshooting, malfunctions and incompatibilities and ensure optimal performance and maintain mandated security
  • Have experience assisting the government in development of the current application portfolio and future applications accessibility
  • Have experience with Object Relational Mapping (ORM) frameworks such as Entity Framework
  • Have experience in front-end development with HTML, CSS, and JavaScript libraries and frameworks such as JQuery, Angular, and React
  • Have experience working with Source Code repositories and CI/CD pipeline solutions such as Team Foundation Server/Azure DevOps, Bitbucket, and GitHub

Why Consider this Role:

  • Work with a highly talented, fast-paced team
  • Support a premier mission with high visibility and impact
  • Have the ability to influence the roadmap of the application portfolios
  • Exposure to numerous career growth opportunities and mentorship

SALARY RANGE:  $120,000 - $175,000

The salary range for this position is determined based on qualifications, skills, and relevant experience. The final salary offered will be determined based on several factors including: 

  • The candidate's professional background and relevant work experience
  • The specific responsibilities of the role and organizational needs
  • Internal equity and alignment with current team compensation
  • This role is also eligible for additional compensation, subject to the terms and policies of MetroStar, which may include:
    • Performance-based bonuses
    • Company-paid training and/or certifications
    • Referral bonuses

To apply for this position, please submit your resume via the form below or through our careers page: https://www.metrostar.com/jobs/

Application Deadline:  Applications will be accepted on a rol

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