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Mid/Senior Application Developers [.NET / C# / Angular] (Remote)

S2Tech
Chesterfield, MO Remote Full Time
POSTED ON 1/13/2026
AVAILABLE BEFORE 2/13/2026

Mid/Senior Application Developers [.NET / C# / Angular]

Location: Remote

About Us:

Known for “Delighting the Client” through performance, innovation, and an employee-centric culture, S2Tech is a fast-growing IT consulting company serving clients in over a quarter of the United States. We are widely recognized as a leading provider of both technical and business services in support of Health and Human Services-related projects. Feel free to learn more at www.s2tech.com.

Why S2Tech?:

  • Stable privately-owned company with a strong reputation for building long-term client relationships through the delivery of consistent value-based service
  • 25 years providing IT and Business services to private customers and government programs throughout the United States
  • Expansive client portfolio and active projects – employees benefit from innovative project exposure and in-house skill development training/courses  
  • Corporate culture that emphasizes the importance of family and promotes a healthy work-life balance
  • Offer competitive pay and a range of benefits, including:
    • Medical / Dental / Vision Insurance – insurance premium assistance provided
    • Additional Insurance (Life, Disability, etc.)
    • Paid Time Off
    • 401(k) Retirement Savings Plan & Health Savings Account
    • Various training courses to promote continuous learning
    • Corporate Wellness Program
  • Be part of a company that gives back through its non-profit organization, Fortune Fund, which was launched in 2001. The goal of the Fortune Fund is to close the rural/urban divide by ensuring children in rural communities in India and the United States understand the importance of education & are aware of professional career opportunities, allowing them to link their professional & educational goals

Job Overview:

S2Tech is seeking experienced Mid/Senior Application Developers to support ongoing and upcoming development initiatives for our clients. This role requires strong technical expertise across modern Microsoft and cloud technologies, with the ability to deliver high-quality, scalable, and secure applications in a fast-paced environment. Candidates must be hands-on, self-driven, and able to collaborate effectively with technical teams, business analysts, and project leadership. This position provides an opportunity to work on mission-critical systems with modern architectures and tools, with particular focus on .NET/C#, Angular, DevOps pipelines, and cloud services (AWS or Azure).

Responsibilities:

  • Design, develop, and maintain full-stack applications using .NET and C#
  • Develop responsive and user-friendly front-end interfaces using Angular
  • Build secure, reliable APIs and microservices leveraging modern architectural patterns
  • Participate in code reviews, technical design sessions, and sprint planning
  • Develop CI/CD pipelines using Azure DevOps, GIT, and Octopus Deploy
  • Deploy, monitor, and optimize applications hosted in AWS or Azure
  • Troubleshoot production issues and provide timely resolution
  • Collaborate closely with cross-functional teams, including QA, DevOps, product owners, and client stakeholders
  • Contribute to architectural improvements, modernization strategies, and best-practice coding standards

Qualifications:

  • 5 years of hands-on experience in application development for Mid-Level roles; 7 years for Senior-Level roles
  • Strong expertise in .NET / C# application development
  • Proven experience using Angular for front-end development
  • Solid experience with version control and DevOps tools: Azure DevOps, GIT, Octopus Deploy
  • Experience building and deploying services in AWS (preferred) or Azure
  • Strong understanding of object-oriented principles, design patterns, and application security
  • Experience working in Agile/Scrum environments
  • Strong problem-solving abilities and attention to detail
  • Excellent communication and documentation skills

Preferred:

  • Experience with microservices, containers, or serverless architectures
  • Experience developing RESTful APIs and integrating with third-party services
  • Familiarity with automated testing frameworks
  • Knowledge of CI/CD best practices and release management
  • Prior experience supporting public-sector or healthcare projects (optional but beneficial)

S2Tech is committed to hiring and retaining a diverse workforce. We are an equal opportunity employer making decisions without regard to age, race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status, or any other protected class.

Salary.com Estimation for Mid/Senior Application Developers [.NET / C# / Angular] (Remote) in Chesterfield, MO
$94,825 to $117,614
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