70 sr net developer jobs at 50 companies in Erie, CO
1mo
Save
Mark Applied
Hide
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
2mo
Save
Mark Applied
Hide
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
2mo
Save
Mark Applied
Hide
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
1w
Save
Mark Applied
Hide
Senior Software Engineer - .NET (Full Stack)
Cincinnati or Denver
$114k-$172k/yr HybridFull Time
8+ YOEBachelor's degree or equivalent experience; 8+ years software development, 6+ years C#; expertise in .NET, ASP.NET, frontend frameworks, APIs, databases, DevOps, testing, and security tools.
C#, ASP.NET Core, .NET, SQL Server, JavaScript, TypeScript, HTML5, CSS3, Vue.js, React, Angular, RESTful APIs, Entity Framework, LINQ, Git, CI/CD, DevOps, Snyk, Checkmarx, BlackDuck, .NET Framework, ASP.NET MVC, ASP.NET Web API, .NET Core, .NET 8+
1d
Save
Mark Applied
Hide
Senior Software Engineer (Modern .NET)
Denver or Kansas City or Chicago or Cincinnati or St. Louis or Florida or Iowa or Nebraska or Tennessee
$120k-$160k/yr RemoteFull Time
6+ YOERequires 6+ years of software engineering experience, C#/.NET and ASP.NET Core, REST APIs, relational databases, SQL Server, EF Core, testing, cloud deployment, CI/CD, and Git workflows.
C#, .NET, ASP.NET Core, EF Core, SQL Server, Azure, React, TypeScript, REST APIs, CI/CD, Git, Angular, Vue, Figma, Terraform, Bicep, Culture Index, Microsoft Windows
2w
Save
Mark Applied
Hide
Sr. Optimizely Developer
Boston or Denver
HybridFull Time
5+ YOE5+ years full-stack web development with 3+ years in Optimizely; deep C#/.NET Core/MVC backend and advanced HTML5/CSS3/JS frontend skills; experience with experimentation, personalization, and CI/CD.
Optimizely CMS, Optimizely Web Experimentation, Optimizely Feature Experimentation, C#, .NET Core, MVC, HTML5, CSS3, SASS, JavaScript, ES6+, jQuery, React, Vue, Project JS, Figma, Git, Azure DevOps, GitHub Actions, GitHub Copilot, ChatGPT, Salesforce, Marketo, Adobe Commerce
2mo
Save
Mark Applied
Hide
Sr. Software Engineer - Ignition
Denver, Colorado, United States
HybridFull Time
3+ YOEMinimum 3 years software development experience; familiarity with microservices, RESTful APIs, auth, Python/.NET/C#/Angular, SQL, Microsoft Azure, LLM/AI integration; bachelor's preferred, master's desired.
Angular, TypeScript, Python, .NET, C#, T-SQL, SQL, Microsoft Azure, Microsoft Azure App Services, Microsoft Azure Functions, Microsoft Azure SQL Database, Microsoft Azure DevOps, Microsoft Azure OpenAI, PyTorch, TensorFlow, scikit-learn
2d
Save
Mark Applied
Hide
Sr Applications Developer
Broomfield, Colorado, United States
HybridFull Time
3+ YOEBachelor's degree in computer science, information technology, or related field; 3–5 years of full-stack development experience with .NET, ASP.NET MVC, C#, SQL Server, APIs, web technologies, and integrations.
Microsoft .NET Framework, ASP.NET MVC, C#, Visual Studio, Microsoft SQL Server, RESTful services, Web API, JavaScript, TypeScript, jQuery, JSON, HTML, CSS, XML
2mo
Save
Mark Applied
Hide
Sr. Software Engineer
Hyderabad or Denver or United States or Canada or India
OnsiteFull Time
3.5+ YOE3.5+ years experience with Microsoft SQL Server, SSIS, and T-SQL; 1–2 years .NET/ASP.NET; exposure to GitHub Copilot/AI tools; experience with C#, JavaScript, React, Microsoft Visual Studio and basic AWS/EC2; proficiency in Agile/Scrum.
T-SQL, MySQL, SSIS, SSRS, Claude, GitLab, GitHub Copilot, C#, ASP.NET, JavaScript, React, Microsoft Visual Studio, AWS, EC2, Microsoft SQL Server
2mo
Save
Mark Applied
Hide
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
1d
Save
Mark Applied
Hide
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
1mo
Save
Mark Applied
Hide
Lead Power Platform Developer
Denver, Colorado, United States
$90k-$190k/yr HybridFull Time
10+ YOE10+ years Microsoft Dynamics 365 and Power Platform experience, hands-on development in Java/Python/.NET, Dynamics 365 certification preferred, bachelor's degree, strong communication and project leadership skills.
Microsoft Dynamics 365, Microsoft Power Platform, CCaaS, Omnichannel, Java, Python, .NET, Salesforce
2d
Save
Mark Applied
Hide
Senior Software Engineer
Denver, Colorado, United States
$115k-$140k/yr HybridFull Time
5+ YOEBachelor's degree in a related field or equivalent experience; 5+ years software development, 3+ years C# and Microsoft SQL Server; experience with .NET, web frameworks, testing, architecture, and source control.
C#, .NET, Microsoft Visual Studio, ASP.NET, WCF, ADO.NET, Entity Framework, MS SQL, HTML5, CSS, JavaScript, Blazor, React, Vue, Angular, MVC, Web API, ODATA, NUnit, MSTest, Microsoft SQL Server, OWASP
4d
Save
Mark Applied
Hide
Lead Software Engineer - Murex
Philadelphia or Denver or Cedar Rapids
$111k-$135k/yr HybridFull Time
5+ YOEBachelor's degree or equivalent experience; 5+ years of software engineering; Murex development; Java, .NET/C#, SQL, integrations, ETL, reporting, troubleshooting, and derivatives lifecycle knowledge.
Murex, MxML, SQL Server, Oracle, SSIS, AWS Glue, SSRS, Microsoft Excel, Visual Studio, Git, Bitbucket, Maven, Jenkins, Nexus, SQL Management Studio, NUnit, Docker, OpenShift, Kubernetes, Java, .NET, C#, Python, Swagger, OpenAPI, Kafka, REST APIs, Spring Framework, J2EE, Control-M, Kiro, Microsoft Windows Server, Linux, Unix, Excel VBA
1w
Save
Mark Applied
Hide
Senior Software Engineer
Denver, Colorado, United States
$145k-$165k/yr HybridFull Time
5+ YOEBachelor's degree or equivalent practical experience; 5–7+ years developing production-scale SaaS applications, full-stack systems, APIs, and cloud solutions using Node.js, React, .NET/C#, and TypeScript.
Node.js, React, .NET, C#, TypeScript, AI, GenAI, CI/CD, DevOps
1w
Save
Mark Applied
Hide
Senior Software Architect - .Net/Python
Dallas or Pittsburgh or Birmingham or Strongsville or Denver or Phoenix or Dallas or Strongsville or Denver or Phoenix or Pittsburgh or Birmingham
$112k-$229k/yr OnsiteFull Time
10+ YOEBachelor's degree or equivalent experience and 10+ years in software engineering, solution, or enterprise architecture, with .NET, distributed systems, microservices, cloud, and AI expertise.
.NET, Python, Docker, Kubernetes, OpenShift, Kafka, OpenAPI, Swagger, Angular, Git, Jira, Azure DevOps, Microsoft Agent Framework, Semantic Kernel, LangChain, AutoGen, CrewAI, Azure AI Foundry, OpenAI, Anthropic, AWS Bedrock, Google Vertex AI, TensorFlow, PyTorch, Scikit-learn, Microsoft Excel
1mo
Save
Mark Applied
Hide
Cloud Architect & Full Stack Developer
Denver, Colorado, United States
$143k-$214k/yr OnsiteFull Time
10+ YOEBachelor's degree in CS/Engineering, 10+ years application development with SAP manufacturing systems, expertise in SAP MII, .NET, Azure, Microsoft Fabric, data architecture, and applying ML/AI in manufacturing.
SAP MII, SAP, .NET, SQL, Azure, Microsoft Fabric, REST, SOAP, C++, C#, JavaScript, HTML5, jQuery, XML, ML/AI
1w
Save
Mark Applied
Hide
Senior Analyst/Developer
Englewood, Colorado, United States
$96k-$138k/yr OnsiteFull Time
5+ YOE5+ years .NET full-stack and SQL Server experience; BS in CS or related; expertise with C#, ASP.NET, Microsoft SQL Server, T-SQL, SSIS; experience with Databricks, cloud platforms, GitLab; strong analytical and problem-solving skills.
C#, .NET, ASP.NET, Microsoft SQL Server, T-SQL, SSIS, Databricks, AWS, Azure, GCP, GitLab, Oracle EBS R12, KIRO, LLM APIs, Copilot
2w
Save
Mark Applied
Hide
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
1mo
Save
Mark Applied
Hide
Senior Software Engineer
Denver, Colorado, United States
$130k-$150k/yr HybridFull Time
10+ YOE10+ years software development experience, 4+ years in senior roles. Strong .NET Core/.NET Framework, React/Angular, SQL Server, AWS, CI/CD experience; Bachelor's in STEM required; experience with AI coding tools preferred.
.NET Core, .NET Framework, React, Angular, SQL Server, AWS, CI/CD, Terraform, Datadog, GraphQL, ElasticSearch, Claude, GitHub Copilot, Cursor, Playwright, Model Context Protocols (MCP)