Sr. .NET Developer I (5834)

Sorry, this job was removed at 12:14 a.m. (CST) on Thursday, May 29, 2025
Washington, DC
In-Office
Information Technology • Consulting
The Role

As Sr. .NET Developer I, you’ll be an experienced Senior .NET Developer who is passionate about developing modern web applications leveraging the latest tools/technologies.

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:

  • Collaborate with a cross-functional Agile team using tools like JIRA, Microsoft Teams.
  • Work closely with stakeholders to gather and refine technical and product requirements.
  • Design and develop modern web applications using .NET Core, C#, and ASP.NET Web API.
  • Build dynamic, responsive front-end components using React and TypeScript.
  • Design, develop, and optimize SQL Server databases, leveraging Entity Framework and T-SQL for performance and maintainability.
  • Contribute to CI/CD pipelines using Git, Azure DevOps, or Jenkins, containerization with Docker, is a plus.
  • Conduct peer code reviews, unit and integration testing, and assist with performance tuning of applications.
  • Ensure compliance with federal security standards and support secure deployments (FedRamp, FISMA, or NIST 800-53).

What you’ll need to succeed:

  • An active Secret security clearance with Top Secret eligibility.
  • Bachelor’s degree in Computer Science or related field.
  • 5+ years as a full-stack developer using .NET Core, C#, ASP.NET MVC/Web API.
  • Strong knowledge of SQL Server development, including T-SQL, stored procedures and performance tuning using Entity Framework.
  • Front-end experience with modern JavaScript frameworks, preferably React and familiarity with state management tools.
  • Experience working with client-side libraries such as JavaScript, jQuery.
  • Familiarity with Azure cloud services, DevOps tools, and CI/CD pipelines (Azure DevOps, Git, Bamboo, Jenkins), and containerization tools such as Docker.
  • Solid understanding of RESTful APIs, web security best practices (FISMA, FedRAMP, NIST 800-53), and scalable application architecture.
  • Experience with O365 Microsoft suite of applications and SharePoint Online (including lists and libraries).
  • Excellent problem-solving skills with a proactive approach to debugging and production support.
  • Experience working in Agile Scrum environments and collaborating across design, QA, DevOps, and PM teams.

SALARY RANGE:  SALARY RANGE: $103,000 - $164,000

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 rolling basis until the position is filled; candidates are encouraged to apply as early as possible for full consideration.

Additional Compensation: This role may also be eligible for bonuses and/or additional incentives based on individual and company performance.

Benefits: All full-time employees are eligible to participate in our benefits programs:

  • Health, dental, and vision insurance
  • 401(k) retirement plan with company match
  • Paid time off (PTO) and holidays
  • Parental Leave and dependent care
  • Flexible work arrangements
  • Professional development opportunities
  • Employee assistance and wellness programs

Like we said, we are big fans of our people. That’s why we offer a generous benefits package, professional growth, and valuable time to recharge. Learn more about our company culture code and benefits. Plus, check out our accolades.

Commitment to Non-Discrimination
All qualified applicants will receive consideration for employment based on merit and without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, status as a protected veteran, or any other status protected by applicable federal, state, local, or international law.

 What we want you to know:

In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification form upon hire.

 Not ready to apply now? 

Sign up to join our newsletter here.

Similar Jobs

Easy Apply
Remote or Hybrid
9 Locations
4405 Employees
214K-309K Annually

Onebrief Logo Onebrief

Platform Engineer

Software • Defense
In-Office or Remote
7 Locations
220 Employees
180K-230K Annually

Anduril Logo Anduril

Director, Business Development, Autonomous Airpower Growth

Aerospace • Artificial Intelligence • Hardware • Robotics • Security • Software • Defense
In-Office
Washington, DC, USA
6000 Employees
191K-253K Annually

Snap Inc. Logo Snap Inc.

Senior Client Partner - Government & Politics

Artificial Intelligence • Cloud • Machine Learning • Mobile • Software • Virtual Reality • App development
Hybrid
2 Locations
5000 Employees
121K-214K Annually
Get Personalized Job Insights.
Our AI-powered fit analysis compares your resume with a job listing so you know if your skills & experience align.

The Company
HQ: Reston, VA
250 Employees
Year Founded: 1999

What We Do

MetroStar is a digital services and management consulting company specializing in emerging technologies within the public sector. MetroStar is a mission accelerator - we embrace disruptions in tech to propel progress. Through our user-centric capabilities, we create new paths to government innovation and shape thoughtful outcomes for the people.

Similar Companies Hiring

Scrunch AI Thumbnail
Software • SEO • Marketing Tech • Information Technology • Artificial Intelligence
Salt Lake City, Utah
Amplify Platform Thumbnail
Fintech • Financial Services • Consulting • Cloud • Business Intelligence • Big Data Analytics
Scottsdale, AZ
62 Employees
LayerOne Thumbnail
Software • Information Technology • Artificial Intelligence
New York, NY
15 Employees

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account