23 c net developer jobs at 15 companies in Black Forest, CO
2mo
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Senior C#/.Net Developer
Lone Tree, Colorado, United States
$150k-$170k/yr OnsiteFull Time
7+ YOE7+ years in software development with .NET, C#, DDD, REST APIs, SQL Server, CI/CD, and leadership.
.NET, C#, ASP.NET, REST API, SQL Server, GitHub, CI/CD, IIS, Windows Services, DDD, SOLID, Unit Testing, Integration Testing
1d
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Mid-Level .NET Developer
Colorado Springs or Washington or Colorado
OnsiteFull Time
4+ YOERequires 4+ years of C#/ASP.NET development, .NET Framework or .NET Core, Entity Framework, Visual Studio, SQL Server, GitLab, data integration, reporting, and an active Final DoD Secret clearance.
C#, ASP.NET, ASP.NET Framework, Microsoft .NET Core, Entity Framework, SQL Server, Web API, Microsoft Visual Studio, GitLab, CI/CD, Agile, SAFe
2mo
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Senior C++/C# Software Engineer
Centennial, Colorado, United States
$100k-$140k/yr OnsiteFull Time
Bachelor's in computer science or related, strong experience with C++ or C#, familiarity with .NET and database design, problem solving and communication skills, interest in finance domain and legacy code maintenance.
Visual Studio Professional, .NET, C++, C#, Entity Framework, Microsoft SQL Server, MSTest, Moq, GitHub Copilot, Git, Azure DevOps, PowerShell
2mo
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Algorithms Developer
Colorado Springs, Colorado, United States
$95k-$130k/yr OnsiteFull Time
5+ YOEBachelor's in physics/engineering/applied mathematics required (Masters preferred), 5+ years software development, advanced math/physics knowledge, experience with C#/.NET, Java or C++, DoD experience preferred, ability to obtain Top Secret clearance.
C#, .NET, Java, C++, Microsoft Windows
2mo
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Sr. Principal Cyber Software Engineer
Annapolis Junction or San Antonio or Aurora or Carey
$149k-$235k/yr OnsiteFull Time
8+ YOEBachelor's degree in computer science, information systems, or network engineering with 8+ years experience; strong C/C++, Java, Python; CNO tools; Windows/.NET and Unix/Linux development.
C, C++, Java, Perl, Python, Visual Studio, NET, Unix/Linux, Makefiles
2mo
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Software Engineer III
Greenwood Village or Denver
$130k-$150k/yr HybridFull Time
5+ YOEBachelor's in computer science or related field, 5+ years professional software development, professional experience with C# and .NET, desktop application development, strong debugging and OOP skills.
C#, .NET, C++, Azure DevOps
6d
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ASP.NET Applications Developer
Colorado Springs, Colorado, United States
$65k-$75k/yr OnsiteFull Time
2+ YOERequires 2–5 years developing web applications with C#, ASP.NET, ASP.NET Core, and .NET technologies, plus Blazor, SQL Server, front-end technologies, source control, debugging, and collaboration skills.
C#, .NET, ASP.NET, ASP.NET Core, Blazor, SQL Server, Razor Pages, MVC, HTML, CSS, JavaScript, TypeScript, Tailwind, Entity Framework, ADO.NET, REST APIs, Azure DevOps, Microsoft Azure, Formstack, Azure
2mo
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Staff Cyber Software Engineer
Annapolis Junction or San Diego or Aurora or San Antonio or Cary
$186k-$292k/yr OnsiteFull Time
8+ YOEDegree in CS/IS/Network Engineering with 8+ years (PhD/8, MS/10, BS/12) experience; programming in Assembly, C, C++, Java, Perl, or Python; experience with Visual Studio/.NET or Unix/Linux build environments, network sockets and packet-level protocols; clearance with polygraph required.
CNO, Assembly, C, C++, Java, Perl, Python, Visual Studio, .NET, Unix, make, Linux, Windows, GOTS
1mo
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Engineering Developer
Lone Tree, Colorado, United States
OnsiteFull Time
3+ YOE3+ years software development experience; strong C#/.NET and Windows desktop (WinForms); experience with 2D graphics, geospatial math, AI-assisted development, and aviation domain knowledge.
C#, .NET, WinForms, PHP, Swift, GDI+, SVG, SkiaSharp, Anthropic Claude, Claude Code, GitHub Copilot, Git, CI/CD, Ollama, llama.cpp, LM Studio
1w
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Senior UiPath Developer / Technical Lead
Centennial, Colorado, United States
$113k-$198k/yr OnsiteFull Time
6+ YOE6+ years software development experience, 3+ years UiPath development, technical lead experience, solution architecture exposure, proficiency with Microsoft .NET (C#/VB), Microsoft SQL Server, UiPath Automation Suite/Cloud, and stakeholder engagement.
UiPath, UiPath Automation Suite, UiPath Cloud, UiPath AI Center, UiPath Action Center, Document Understanding, Process Mining, Microsoft .NET, C#, VB, Microsoft SQL Server, Azure, AWS
3mo
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Ground Software Systems Engineer
El Segundo or Colorado Springs or Aurora
$87k-$198k/yr OnsiteFull Time
7+ YOE7+ years in ground system components and software development (C++/Python), 2+ years in program reviews and software design documentation, agile, secret clearance, STEM degree.
C++, Python, Java, C, C#, JavaScript, React, NodeJS, PHP, Drupal, .NET
1w
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Generative AI/ML Intelligent Document Processing Engineer
Irving or Atlanta or Hopkins or San Francisco or Charlotte or New York City or Chicago or Gresham or Englewood or Cincinnati or Brookfield or Earth City
$105k-$124k/yr HybridFull Time
3+ YOE3+ years IDP experience, hands-on Tungsten/Kofax, strong C#/.NET and SQL skills, Azure and AI/ML integration experience, production software engineering and stakeholder collaboration skills.
Tungsten, Kofax, C#, .NET, SQL, Microsoft Azure, AI/ML, Generative AI, IBM DataCap, Retrieval-Augmented Generation (RAG), APIs
3w
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BIM Integration Developer - Kiewit Infrastructure Engineers
Omaha or Lone Tree
$92k-$111k/yr OnsiteFull Time
3+ YOE3+ years software development; bachelor’s in CS/SE/Engineering or equivalent; strong C#/.NET, REST API, React, SQL, Git, CI/CD; familiarity with BIM, ETL, and cloud platforms.
C#, .NET, RESTful APIs, React, JavaScript, TypeScript, SQL, Git, CI/CD, MongoDB, elasticsearch, IFC, Microsoft Azure, Copilot
2mo
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Ground Software Systems Engineer
El Segundo or Aurora or Colorado Springs
$87k-$198k/yr HybridFull Time
7+ YOE7+ years in ground system components and software development; 2+ years in design docs and test procedures; Secret clearance; BS in STEM; Top Secret preferred
C++, Python, Java, C#, C, NET, JavaScript, React, NodeJS, PHP, Drupal, DO-178C
2mo
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Applications Engineer
Denver or Centennial
$164k-$181k/yr HybridFull Time
8+ YOEBachelor’s in CS/CE/IT + 8 years (or Master’s + 6 years) in applications/technology roles; hands-on UiPath Studio/Orchestrator/Document Understanding/REFramework, .NET/C#/VB scripting, RPA design/deployment, documentation, and stakeholder collaboration.
UiPath Studio, UiPath Orchestrator, UiPath Document Understanding, REFramework, .NET, C#, VB
1mo
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Software Engineer I - Ground Software
Greenwood Village or Austin or Laurel
$70k-$125k/yr HybridFull Time
0+ YOEEarly‑career full‑stack engineer; 0–1 years experience; bachelor's (or pursuing) in CS or related; foundational React/Angular knowledge; familiarity with TypeScript, C#, REST, Git, SQL, front-end tools; ability to obtain security clearance.
React, TypeScript, C#, .NET, Docker, Kafka, REST, Yarn, Babel, Material-UI, Git, SQL, TanStack Query
3mo
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Software Development Manager - Banking
Edison or San Diego or Irvine or Las Vegas or Centennial or Overland Park or Omaha or Edison
$160k-$175k/yr OnsiteFull Time
10+ YOE10+ Mgmt10+ years software development with Angular/React; 10+ years leadership; distributed teams; .NET/C#/Java/JS; Agile; banking/clearing experience preferred.
.NET Framework, C#, Java, JavaScript, MVC, Angular 10, TypeScript, jQuery, SQL Server, RabbitMQ, Swagger Docs, REST, SOAP