Full Stack .Net Developer

TEKsystems • Littleton, CO

1d • $50 - $60 • Remote

About The Position

A mission-driven organization is seeking an experienced, hands-on Full Stack .NET Developer to join a collaborative software development team. The role supports business-critical applications, builds new solutions, and contributes to application modernization initiatives. The developer will work across modern web applications and desktop technologies, including Blazor and existing WPF applications, and will help drive technology improvements while taking ownership and becoming productive in an established development environment.

The position is described as a contract role based in Denver, Colorado, and is fully remote for Colorado residents. The pay range is $50.00–$60.00 per hour. The anticipated application deadline is November 5, 2026. The role offers collaboration with technical and business teams and involvement in meaningful technology initiatives.

Requirements

• At least 5 years of enterprise-level C#/.NET full-stack development experience.
• Strong hands-on experience with Blazor.
• Experience developing and supporting WPF desktop applications.
• Strong understanding of application architecture and design patterns.
• Experience with Azure DevOps.
• Automated testing experience using Playwright, FlaUI, Selenium, or similar frameworks.
• Experience building and consuming RESTful APIs.
• Ability to quickly become productive in an established development environment.

Nice To Haves

• Experience with HTML, CSS, and JavaScript.
• Experience with GitHub Copilot, Microsoft Copilot, ChatGPT, or similar AI development tools.

Responsibilities

• Design, develop, test, and support custom business applications.
• Build scalable solutions using C#, .NET 8+, and Blazor.
• Maintain and enhance existing WPF desktop applications.
• Develop front-end and back-end functionality in a full-stack capacity.
• Build, consume, and integrate RESTful APIs.
• Participate in architecture discussions and contribute to software design decisions.
• Use Azure DevOps throughout the development lifecycle.
• Build and maintain automated testing solutions.
• Troubleshoot production issues, defects, and performance concerns.
• Participate in Agile ceremonies, code reviews, and sprint planning.
• Create technical documentation and contribute to development best practices.
• Support modernization and migration initiatives while maintaining existing systems.

Benefits

• Medical, dental, and vision coverage, subject to eligibility and plan terms.
• 401(k) retirement plan with pre-tax and Roth post-tax contribution options, subject to eligibility.
• Life insurance and AD&D coverage, including basic or voluntary options as applicable.
• Short- and long-term disability coverage.
• Health and dependent care spending accounts, including HSA and DCFSA options as applicable.
• Transportation benefits.
• Employee Assistance Program.
• Time off or leave, such as PTO, vacation, or sick leave, subject to eligibility and applicable terms.
• Critical illness, accident, and hospital coverage may be available for eligible temporary-role employees.

What This Job Offers

• Career Level: Senior
• Education Level: No Education Listed