176 dotnet jobs at 84 companies in Castle Rock, CO
1mo
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Full Stack Developer
Wheat Ridge, Colorado, United States
OnsiteFull Time
Experience building full-stack web and mobile apps using C#/.NET, JavaScript, React Native, HTML/CSS, SQL and Git/GitHub; strong communication, documentation, and collaborative skills.
C#/.NET, JavaScript, HTML, CSS, SQL, React Native, Git, GitHub, Unity
1mo
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Infrastructure/Systems Administrator
Sterling or Austin or Denver
$105k-$231k/yr OnsiteFull Time
10+ YOEActive TS/SCI with polygraph, bachelor’s degree or equivalent, 10+ years related experience, extensive Linux experience, systems administration, patching, troubleshooting, documentation, and collaboration skills.
Linux, Puppet, Satellite, IPA, Nagios, Net App
1mo
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Software Developer Technical Lead
Centennial, Colorado, United States
$100k-$120k/yr OnsiteFull Time
5+ YOE1+ MgmtBachelor's in CS or related,5+ years full-stack .NET development,1+ year leading technical resources,experience with Angular/React,REST/SOAP,APIs,Agile,strong OOP and communication skills.
.NET framework, C#, Java, JavaScript, MVC, Angular 10, React, TypeScript, jQuery, SQL Server, RabbitMQ, Swagger Docs, REST, SOAP, AWS
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
2w
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Sr. Software Engineer
Denver, Colorado, United States
$95k-$135k/yr HybridFull Time
5+ YOERequires 5–7 years of C# and ASP.NET experience, advanced MS SQL skills, enterprise software design, security practices, automated testing, CI/CD pipelines, AI development tools, and mentoring experience.
C#, ASP.NET, MS SQL, GitHub Copilot, Claude, ChatGPT, xUnit, NUnit, Selenium, Playwright, GitLab, TDD, BDD, CI/CD, LLM
3mo
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Software Engineer
Denver, Colorado, United States
$70k-$145k/yr OnsiteFull Time
2+ YOEBachelor's in Computer Science; 2+ years in software development; experience with C#, Angular/JS, HTML5, CSS3, SQL, GitHub; SDLC; Azure; EF; strong communication.
C#, Angular, HTML, CSS, SQL, GitHub, Azure, Entity Framework, ASP.NET
1mo
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IT Solution Architect
Denver or Eau Claire or Minneapolis or San Francisco
$118k-$145k/yr OnsiteFull Time
7+ YOESeven years related experience, bachelor’s degree in technology/science/business or equivalent, project solution architecture experience, knowledge of software/hardware/network/integration/data/hosting, strong analytical and communication skills.
Smallworld, ESRI, MEAN, LAMP, Microsoft .NET, SQL Server, Oracle, MSQL, GIS, TOGAF, FEAF, Software Development Lifecycle (SDLC)
2w
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Staff Software Engineer
Denver, Colorado, United States
$175k-$180k/yr RemoteFull Time
10+ YOE10+ years software development experience, expertise in .NET and web technologies, cloud-native development, microservices, CI/CD, strong leadership and mentoring skills, Bachelor’s degree or equivalent.
Node, .NET (C#), PostgreSQL, DynamoDB, Angular, Microsoft Azure DevOps, AWS, Microsoft Azure DevOps Pipelines, Git
5d
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Senior Software Engineer - Murex
Philadelphia or Denver or Cedar Rapids
$94k-$115k/yr HybridFull Time
3+ YOEBachelor’s degree or equivalent experience, 3+ years of software engineering, Murex development, enterprise integrations, SQL Server or Oracle, ETL, reporting, APIs, testing, deployment, and financial markets knowledge.
Murex, Murex MxML, SQL Server, Oracle, SSIS, SSRS, AWS Glue, Control-M, Excel VBA, Microsoft Excel, Java, .NET, C#, Python, APIs, OOD, OOP, Spring Framework, J2EE, Swagger/OpenAPI, Kafka, REST APIs, Visual Studio, Git, Bitbucket, Maven, Jenkins, Nexus, SQL Management Studio, NUnit, Docker, OpenShift, Kubernetes, Windows Server, Linux/Unix, Kiro
4d
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Junior .NET Developer
Colorado or Colorado Springs or Washington or North America
OnsiteFull Time
2+ YOERequires U.S. citizenship, active Final DoD Secret clearance, 2+ years supporting complex technical projects, .NET Framework and SQL Server knowledge, data analysis, integration, reporting, and UI development.
.NET Framework, SQL Server, SAFe Agile, Continuous Integration/Continuous Delivery (CI/CD)
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SAP/BTP Applications Developer III
Louisville, Colorado, United States
$117k-$161k/yr OnsiteFull Time
5+ YOEBachelor's or equivalent, typically 5+ years experience, expertise in multiple programming languages and frameworks, experience with Git, cloud platforms and SDLC, mentoring and communication skills.
SAP BTP, Git, AWS, Azure, Google Cloud, Java, Python, C#, JavaScript, Spring, Django, .NET, React, Angular
2d
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Senior Software Engineer, Offers
Denver, Colorado, United States
$125k-$155k/yr HybridFull Time
Experience leading development teams and technical projects; coaching developers; cloud platform experience; React and TypeScript; Golang microservices; exposure to C#, .NET, MSSQL, or WPF.
Go, TypeScript, React, SQL, Kafka, Google Cloud Platform, C#, .NET, MSSQL, WPF
1w
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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
4w
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Software Engineer II
Denver or Fort Collins or Boulder
$90k-$110k/yr HybridFull Time
3+ YOE3+ years software development with C#/.NET and Angular, Azure and SQL Server experience, CI/CD and DevOps familiarity, strong problem solving and communication; U.S. citizenship required.
.NET, Angular, C#, SQL Server, Microsoft Azure, Microsoft Azure App Services, Microsoft Azure Functions, Microsoft Azure SQL, Microsoft Azure Storage, Microsoft Azure Key Vault, GitHub, Azure DevOps, GitHub Actions, BICEP, Terraform, ARM templates, Docker, Kubernetes, ServiceNow, JavaScript, TypeScript, HTML, CSS, React, Vue
1d
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Software Engineer Sr - E3
Littleton or King of Prussia
$110k-$205k/yr OnsiteFull Time
Requires strong software engineering experience, ground subsystem development, Scaled Agile expertise, and active Top Secret clearance with ability to obtain SCI.
DevSecOps, Docker, Kubernetes, Java, JEE, C# .NET, JavaScript, TypeScript, Angular, Rancher, Python, GitLab, SAFe, Scrum, Kanban, CI/CD, DevOps, NoSQL
4w
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Senior Fullstack Engineer
Boulder, Colorado, United States
$135k-$160k/yr HybridFull Time
7+ YOE7+ years software engineering experience, strong C#/.NET and SQL Server expertise, JavaScript familiarity, distributed systems and API design, technical leadership and mentoring.
C#/.NET, SQL Server, JavaScript
2mo
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Lead Software Engineer - Ignition
Denver, Colorado, United States
HybridFull Time
5+ YOE5+ years software development and systems architecture experience; strong Python, .NET/C#, Angular/TypeScript, SQL and Azure skills; experience with ML frameworks and integrating LLMs; bachelor's in CS/engineering preferred.
Angular, TypeScript, Python, .NET, C#, T-SQL, PyTorch, TensorFlow, scikit-learn, Azure, Azure OpenAI, Azure DevOps, App Services, Functions, SQL Database
1mo
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Principal Software Engineer (REF# AT0630)
Denver or United States
$197k-$207k/yr RemoteFull Time
8+ YOEBachelor's in CS or related and 8+ years experience. Experience with C#, .NET Core, ASP.NET Core, Angular/React/TypeScript, Kafka/RabbitMQ, AWS/Azure, threat modeling tools, CI/CD, and automated testing (NUnit).
C#, .NET Core, ASP.NET Core, Angular, React, TypeScript, Kafka, RabbitMQ, AWS, Azure, Fortify, Checkmarx, Black Duck, Qualys, NUnit, SQL, CI/CD
22h
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Entry-level Healthcare Analyst
Englewood or Plano or Mesa
$65k/yr HybridFull Time
Bachelor’s degree or equivalent; internship or academic experience with programming, cloud services, data, or databases; strong analytical, troubleshooting, problem-solving, communication, and collaboration skills.
Java, .NET, C#, PL/SQL, Azure, AWS, GCP, Databases
21h
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Entry-level Healthcare Analyst
Englewood or Plano or Mesa
$65k/yr HybridFull Time
Bachelor’s degree or equivalent; internship or academic experience with programming, cloud services, or data; strong analytical, troubleshooting, problem-solving, communication, and teamwork skills.
Java, .NET, C#, PL/SQL, Azure, AWS, GCP, databases
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