114 net engineer jobs at 69 companies in Lone Tree, CO
4w
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Dot Net Developer with F# exp
Denver, Colorado, United States
$95k-$120k/yr OnsiteFull Time
8+ YOE.NET and F# experience, 8+ years software development, SQL Server and Entity Framework knowledge, Git and unit testing experience, Agile SDLC familiarity, bachelor in computer science preferred.
.NET, F#, SQL Server, Entity Framework, Git
1mo
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.NET Application Developer (Junior & Mid-Level)
Broomfield, Colorado, United States
HybridFull Time
3+ YOEBachelor's degree in CS/IT, 3+ years full-stack application development experience, proficiency with .NET/ASP.NET MVC, C#, Visual Studio, SQL Server, web technologies (JavaScript/TypeScript/HTML/CSS), and APIs.
Microsoft .NET Framework, ASP.NET MVC, C#, Visual Studio, Microsoft SQL Server, RESTful services, Web API, XML, JSON, JavaScript, TypeScript, jQuery, HTML, CSS
1w
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Senior Software Engineer (.NET)
Aurora, Colorado, United States
$135k-$140k/yr OnsiteFull Time
4+ YOE4+ years relevant experience with .NET/C#/MVC/JavaScript/SSIS/T-SQL; full-stack web development, Agile experience, strong SQL and UI skills; Master's or Bachelor's degree alternatives noted.
.NET, C#, MVC, JavaScript, SSIS, T-SQL, JQuery, HTML, CSS, SQL, Web Services
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
3w
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Technology Engineer - JAVA/.NET/Security Code Review
Pittsburgh or Strongsville or Denver or Phoenix or Birmingham or Dallas or Cleveland or Lakewood
$86k-$158k/yr OnsiteFull Time
3+ YOE3+ years of software development experience, proficiency in Java and/or .NET, application security knowledge (OWASP Top 10), vulnerability triage/remediation, SDLC security, strong communication skills.
Java, .NET, OWASP Top 10, Interactive Application Security Testing (IAST)
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
2w
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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
2w
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Engineer, Development Tax Technology | Denver Summer/Fall 2026
Denver, Colorado, United States
OnsiteFull Time
Bachelors or Masters in Computer Science, Engineering, or equivalent; coursework/knowledge in .Net, Python, C#, Angular, TypeScript, JavaScript, or Node JS; familiarity with T-SQL, cloud platforms, data and BI tools; strong technical and communication skills; U.S. work authorization required.
.Net, Python, C#, Angular, TypeScript, JavaScript, Node JS, T-SQL, Azure, GCP, AWS, Transformer architecture & LLM orchestration frameworks, Microsoft Fabric, Databricks, Power BI, Tableau, Alteryx, Microsoft Excel, Microsoft PowerPoint, Microsoft Word, Microsoft Outlook
1mo
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Software Engineer
Denver, Colorado, United States
$120k-$150k/yr HybridFull Time
3+ YOE3–5 years software development experience; strong C# and TypeScript/JavaScript; .NET/.NET Core, ASP.NET Core, REST APIs, SQL, Entity Framework; web technologies and frameworks; CI/CD and Git workflows; prompt engineering.
C#, TypeScript, JavaScript, .NET, .NET Core, ASP.NET Core, REST APIs, SQL, Entity Framework, HTML, CSS, React, Angular, Vue, LLM, Git, GitHub, Microsoft Azure, Microsoft Azure DevOps, Microsoft Azure Data Factory, Docker, Kubernetes, AWS, SSAS, MDX, DAX, SSIS, Power BI, SQL Agent Jobs, Stored Procedures, Views
1w
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Systems Engineer I – Manufacturing Execution
Westminster, Colorado, United States
$65k-$110k/yr OnsiteFull Time
BS in engineering, ability to develop and support manufacturing execution tools, troubleshoot complex systems, and work with cross-functional teams; must be eligible for Secret clearance.
C#, .NET, Blazor, CSS, SQL, Microsoft SQL, SQLite, Denodo, LINQ, Git, Azure DevOps, CI/CD, Python
1mo
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Systems Engineer II – Manufacturing Execution
Westminster, Colorado, United States
$79k-$135k/yr OnsiteFull Time
2+ YOEBS in engineering (or related) plus 2+ years experience; manufacturing execution system development, troubleshooting, requirements gathering, data analysis, and strong communication skills. Must be U.S. person and able to obtain/maintain Secret clearance.
C#, .NET, Blazor, CSS, SQL, MS SQL, SQLite, Denodo, LINQ, Git, Azure DevOps, CI/CD, Unit testing, Python, Electronic Medical Records (EMR)
1mo
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Integration Engineer (Epic Integration Specialist)
Denver, Colorado, United States
$120k-$130k/yr HybridFull Time
4+ YOE4+ years in healthcare integrations with deep Epic experience, .NET (C#), HL7/FHIR, AWS, API and data pipeline development, strong communication and problem-solving skills.
.NET (C#), HL7, FHIR, CCD, CDA, Lambda, API Gateway, S3, RDS, ECS, Terraform, CloudFormation, REST, SOAP, Epic Bridges, Care Everywhere
3w
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(USA) Software Engineer II
Seattle or Denver
$88k-$186k/yr OnsiteFull Time
3+ YOE.Net and C# proficiency, experience with MongoDB/NoSQL and AWS, commercial software development experience, bachelor's degree or 3+ years engineering experience, strong debugging and analytical skills.
.Net, C#, MongoDB, NoSQL, AWS, WCAG 2.2 AA
1mo
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Software Engineer II
Leawood or Denver
HybridFull Time
3+ YOEBachelor's in CS/Engineering, 3+ years writing .Net/Go/other OOP code, experience with cloud-native architectures (AWS/Microsoft Azure), Kafka, CI/CD, unit/integration testing, and legal authorization to work in the US.
.Net, C#, Go, Java, Angular, React, Microsoft Azure, AWS, DataBricks, Azure Data Factory, AWS Glue, Kafka, Unit tests, integration tests, e2e tests, CI/CD, MS SQL Server, Oracle, Postgres, MySQL, Databricks, Spark Streaming, ActiveMQ, RabbitMQ
1w
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Software Engineer II
Lone Tree or Englewood
$94k-$130k/yr HybridFull Time
2+ YOEBachelor's in CS/Software Eng,2+ years software development,proficiency in Java,knowledge of Linux/Windows,ability to work on multidisciplinary teams.
Java, Linux (RHEL), Windows, C#, C++, Python, Java Script/Typescript, React, WPF, .NET
1mo
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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
18h
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Systems Engineer
Colorado Springs or Bethesda
$140k-$170k/yr HybridFull Time
5+ YOERequires 5+ years developing .NET software and using object-oriented programming, including C#. Also requires 3+ years with software development tooling and Agile/Scrum processes.
.NET, C#, C++, Azure DevOps Server, Team Foundation Server (TFS), TeamCity, Agile, Scrum, WPF, MVC, JavaScript, REST, SQL, SQL Server, Entity Framework, WCF, Microsoft Test Manager, MSTest, XML
3w
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Software Engineer
Chesterfield or Greenwood Village
$85k-$140k/yr HybridFull Time
2+ YOEBachelor's in CS or related, 2+ years software development experience, experience with C#/.NET, SQL Server, web fundamentals, Git, testing, and strong communication and problem-solving skills.
C#, .NET, SQL Server, HTML, CSS, JavaScript, Git, TypeScript, Angular, React, REST APIs, Azure DevOps, Azure, AWS, Application Insights, DataDog
2mo
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Senior Software Engineer (Tech Lead), Customer Domain Engineering
New York City or Denver or San Francisco
$209k-$240k/yr HybridFull Time
8+ YOE8+ years software engineering; technical lead experience; API design with C#/.NET; event-driven architectures; CQRS/Event Sourcing; SQL; fintech familiarity.
C#, NET, Kafka, RabbitMQ, SQL, Marten, CI/CD, DDD, Event Sourcing
1mo
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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
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