Sr. Full Stack .NET Developer III (6508)
MetroStar•Washington, DC
•$184,000 - $225,000
About The Position
As a Sr. Full Stack .NET Developer III, you will design, build, and deliver secure, reliable software solutions for a highly visible, mission-critical customer supporting national-level operations. You will be part of a program focused on rapidly delivering high-quality software while maintaining the highest standards of security, resilience, and operational excellence. MetroStar is obsessed with its people and has a two-decade legacy of building the best and brightest teams, living by the mission: A passion for our people. Value for our customers.
Requirements
- Active Top Secret with current or previously held SCI access
- Bachelor’s degree in Computer Science or Software Engineering preferred; relevant experience may substitute
- Certification meeting DoD 8140 (e.g., Security+ or higher)
- Required certification: Azure Developer Associate, AWS Developer Associate, or recent/relevant software development certification
- 10+ years of professional software development experience building, testing, and maintaining enterprise applications in mission-critical environments
- Expertise in C#, .NET, .NET Framework, Entity Framework, and development using ASP.NET (e.g., WebForms, MVC, REST APIs)
- Front-end experience with TypeScript, JavaScript, HTML, CSS, Node.js, and Angular and/or React
- Back-end experience with database development and administration (e.g., SQL Server, T-SQL)
- Experience with source code management tools (e.g., Azure DevOps, GitLab, or GitHub), CI/CD pipelines, and containerization using Docker
- Strong understanding of Windows Server, PowerShell scripting, IIS hosting, Kerberos, and OIDC authentication
- Ability to contribute immediately with minimal ramp-up in a dynamic, mission-critical environment
Responsibilities
- Troubleshoot and resolve production issues in a timely and effective manner
- Work as part of a collaborative, high-performing team delivering technical solutions for mission-critical federal government systems
- Support O&M and design, develop, and modernize custom enterprise applications
- Apply secure coding practices across all phases of development
- Participate in code reviews and Agile ceremonies (planning, stand-ups, retros, etc.)
- Support and contribute to CI/CD pipelines and automated deployments
- Troubleshoot and resolve production issues in a timely and effective manner
- Communicate technical decisions and solutions clearly to both technical and non-technical stakeholders
- Establish and maintain a high level of customer trust and confidence through technical expertise and professionalism
- Use creativity and innovation to deliver solutions that meet customer and mission needs
Benefits
- 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
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What This Job Offers
Job Type
Full-time
Career Level
Senior
Number of Employees
251-500 employees
