Top Senior C# Jobs in Denver & Boulder, CO

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bet365

Senior Software Engineer C#/.NET

Reposted 20 Days AgoSaved
Hybrid
Colorado
120K-155K Annually
Senior level
120K-155K Annually
Senior level
Digital Media • Gaming • Software • Esports • Automation
The Senior Software Engineer develops and maintains Sports Trading applications using .NET and SQL Server, enhancing existing functions and providing technical guidance.
Top Skills: .NetC#GoGoogle Cloud PlatformReactSQL Server
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CloudPSO

Senior C++ Developer with C# experience (Remote)

Reposted 16 Hours AgoSaved
Remote
Colorado
Senior level
Senior level
Cloud • Information Technology • Professional Services • Software
The Senior C++ Developer will work on Windows desktop and system-level programming, handle legacy systems, and collaborate in software development.
Top Skills: .NetAppv/AppxC#C++GitIpcJenkinsJIRAJSONMsi/WixPowershellVisual Studio 2017+Windows Services
Cygnus Professionals Inc. Logo
Cygnus Professionals Inc.

C++ Developer

Reposted 16 Hours AgoSaved
In-Office
Colorado
Senior level
Senior level
Information Technology • Consulting
Design, develop, implement, and analyze technical products. Conduct engineering evaluations and improve product quality. Requires a bachelor's degree and 6 years of experience.
Top Skills: Apache Traffic ControlAPIsCC++GoHTTPJavaLinuxNetworkingPerlSystems AdministrationUnix
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Quantix, Inc.

C# Engineer Lead

Reposted 3 Days AgoSaved
In-Office
Colorado
Senior level
Senior level
Information Technology • Software
Lead a development team focused on data processing and statistical analysis, ensuring high-quality software development and complex report packaging for clients.
Top Skills: C#PythonR
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Quantix, Inc.

C# Developer, Sr.

Reposted 3 Days AgoSaved
In-Office
Colorado
Senior level
Senior level
Information Technology • Software
The Sr. C# Developer will work in an Agile/Scrum environment focusing on .NET development, rich UI web applications, and commercial software.
Top Skills: AjaxC#CSSHTMLJavaScriptJqueryJSONSQL Server
Quantix, Inc. Logo
Quantix, Inc.

C# Developer, Architect

Reposted 3 Days AgoSaved
In-Office
Colorado
Senior level
Senior level
Information Technology • Software
Seeking a C# Engineer, Architect to join a team, focusing on development and providing a technology roadmap. Requires strong architecture skills.
Top Skills: AgileC#JavaScriptJqueryJSONMs TestMvc 4Mvc 5NunitWeb ServicesXML
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Access Softek

Compiler Developer (LLVM, C++)

Reposted 4 Days AgoSaved
Remote
Colorado
Senior level
Senior level
Fintech • Software
You will develop and maintain components of the LLVM based toolchain, collaborating with the community while ensuring platform-specific optimizations and tests.
Top Skills: BashC++ClangCmakeGccLlvmPython
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Esri

Sr. Software Developer - C#/WPF for UI/UX Development

Reposted 5 Days AgoSaved
Remote
Colorado
123K-202K Annually
Senior level
123K-202K Annually
Senior level
Other • Software • Analytics
Develop user interface components for ArcGIS Pro using C# and WPF, work in an agile team, and design software solutions for raster and imagery processing.
Top Skills: Asynchronous ProgrammingC#C++MvvmTask Parallel LibraryWpf
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Etech Global Services

Sr C# Developer

6 Days AgoSaved
Remote
Colorado
Senior level
Senior level
Information Technology • Professional Services • Analytics • Consulting
The Senior C# Developer will lead AI enablement by transforming APIs into an Agent Mesh using C# and the MCP, ensuring secure AI interactions through Gravitee management.
Top Skills: .NetC#Gravitee Api ManagementModel Context Protocol (Mcp)Oauth 2.1OpenapiPythonSwagger
Keeper Security, Inc. Logo
Keeper Security, Inc.

Senior Software Engineer, Client Development (C# / Rust)

Reposted 6 Days AgoSaved
Remote or Hybrid
Colorado
Senior level
Senior level
Mobile • Security • Software • Cybersecurity
The Senior Software Engineer will develop and maintain client-side applications, improve installation workflows, and ensure enterprise deployment support for cybersecurity products.
Top Skills: C#JAMFMdmsMicrosoft Endpoint Configuration ManagerMicrosoft IntuneRustWorkspace One
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DistantJob

Lead C#/.NET Developer

Reposted 18 Days AgoSaved
Remote
Colorado
Senior level
Senior level
Agency
Lead a team to develop SaaS solutions while coding and mentoring engineers. Responsible for technical leadership and team management.
Top Skills: .Net.Net CoreBlazorC#Ci/Cd
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Intellias

Senior Medical Device Software Engineer (Python / C++)

Reposted 19 Days AgoSaved
Colorado
Senior level
Senior level
AdTech • Fintech • Information Technology • Database
Design and implement high-performance system software for medical devices, collaborating with hardware engineers and ensuring adherence to clinical standards.
Top Skills: C++Python
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Mind Computing

C#/.NET Developer (Remote Opportunity)

20 Days AgoSaved
Remote
Colorado
105K-115K Annually
Senior level
105K-115K Annually
Senior level
Artificial Intelligence • Digital Media • Analytics • Consulting
The C#/.NET Developer will design, develop, and implement software solutions, collaborating in an Agile environment, and ensuring code quality and performance.
Top Skills: .NetAPIsAzureC#CSSHTMLJavaScriptPostgresSQL
Quilter (quilter.ai) Logo
Quilter (quilter.ai)

Senior/Staff Software Engineer (C++)

Reposted 21 Days AgoSaved
Remote
Colorado
180K-200K Annually
Senior level
180K-200K Annually
Senior level
Artificial Intelligence • Software
Design high-performance C++ libraries for automated PCB design challenges, mentoring peers and shaping technical direction while collaborating with experts in various fields.
Top Skills: C++CudaPython
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