Top .NET Developer Jobs in Denver & Boulder, CO

3 Days AgoSaved
In-Office
Colorado
83K-119K Annually
Junior
83K-119K Annually
Junior
Aerospace • Cloud • Digital Media • Information Technology • Mobile • News + Entertainment • Generative AI
The .NET Developer II is responsible for developing and maintaining enterprise applications, managing CI/CD pipelines, integrating web services, and ensuring system stability through testing and monitoring.
Top Skills: .Net FrameworkAi ToolsAWSC#DockerIis ServerRestSoapSQLVisual Studio
Reposted 7 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
17 Days AgoSaved
Remote or Hybrid
Colorado
70K-125K Annually
Junior
70K-125K Annually
Junior
Cloud • Insurance • Payments • Software • Business Intelligence • App development • Big Data Analytics
As a Software Engineer, you will design, develop, and deliver high-quality software, contribute to code reviews, monitor application performance, and ensure maintainability and consistency across products.
Top Skills: .NetAngularAsp.NetAWSAzureBashC#CachingDistributed SystemsHTTPJavaScriptMessagingPowershellQueuesRest ApisServicesSQLSql / Nosql Databases
YesterdaySaved
Remote
Colorado
22K-29K Annually
Mid level
22K-29K Annually
Mid level
Artificial Intelligence • Information Technology • Real Estate • Financial Services
The Semi-Senior Full-Stack .NET Developer will design and implement web applications, collaborate with teams, and troubleshoot multiple projects using various technologies.
Top Skills: .Net MauiAngularAsp.NetAsynchronous ProgrammingC#JavaScriptReactSQLTypescriptXamarin
Reposted YesterdaySaved
Remote
Colorado
Mid level
Mid level
Information Technology
The .NET Developer will design, develop, and enhance web-based applications, maintain ERP solutions, and collaborate with cross-functional teams to support software throughout its lifecycle.
Top Skills: .NetAdo.NetAjaxAsp.Net FrameworkCSSHTMLJavaScriptJqueryMs Sql ServerMvcPostmanPowershellReactRest ApiSQLVb
Reposted 5 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
Reposted 6 Days AgoSaved
In-Office
Colorado
Senior level
Senior level
Information Technology
Develop and maintain web applications using .NET technologies. Collaborate on design patterns, web services, and front-end development with a focus on security and performance.
Top Skills: Asp.NetC#JavaScriptJqueryNhibernateOracleRestSaaS
7 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
Reposted 10 Days AgoSaved
In-Office
Colorado
Mid level
Mid level
Information Technology • Software
Develop and maintain full stack components and features for software products. Collaborate with team members to ensure solutions meet business needs.
Top Skills: .NetAgileAngularjsAsp.NetBootstrapC#CSS3Entity FrameworkHTML5JavaScriptJqueryMicrosoft Team Foundation Server (Tfs)MvcNhibernateRestful ArchitectureSQL ServerWeb Api
Reposted 10 Days AgoSaved
Remote
Colorado
75K-80K Hourly
Mid level
75K-80K Hourly
Mid level
Information Technology • Business Intelligence • Consulting
The Integration Developer supports and maintains Rhapsody and .NET applications, automates workflows, and modernizes legacy systems for public health data exchange.
Top Skills: .NetC#FhirHl7IisOracle Pl/SqlPowershellRhapsody Integration EngineSftpSmtpSQLWindows Server
Reposted 10 Days AgoSaved
Remote
Colorado
110K-150K Annually
Senior level
110K-150K Annually
Senior level
Real Estate • Financial Services • PropTech
The role involves full-stack software development, adhering to Agile practices, and collaborating across teams. Responsibilities include coding, testing, and maintaining software systems while mentoring team members.
Top Skills: .NetAWSAzure DevopsBitbucketC#GitJavaScriptJenkinsJIRASQL
Reposted 12 Days AgoSaved
Remote
Colorado
Mid level
Mid level
eCommerce • Information Technology • Sales • Software
The C# / .NET Developer will design and maintain middleware applications, build Shopify integrations, and support a mobile app backend in a remote work environment.
Top Skills: .NetC#Cloud-Based EnvironmentsGraphQLPaasShopify Apis
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13 Days AgoSaved
Remote
Colorado
Junior
Junior
Big Data • Information Technology • Analytics • Business Intelligence
We are looking for a motivated .NET Developer to build scalable applications, collaborating with teams to design, develop, and maintain software.
Top Skills: .Net.Net CoreAsp.NetC#CSSHTMLJavaScriptSQL Server
13 Days AgoSaved
Remote
Colorado
Senior level
Senior level
Artificial Intelligence • Information Technology • Software • Analytics
The Senior .NET Developer will work on developing and maintaining applications, mentor junior developers, and ensure compliance with regulations. The role requires expertise in full-stack development, particularly with SQL Server databases and Azure.
Top Skills: .Net.Net MvcAzureAzure DevopsC#CSSEntity FrameworkHTMLJavaScriptLinqSQL ServerVisual Studio
13 Days AgoSaved
Remote
Colorado
Senior level
Senior level
Software • Consulting
The Senior .NET Engineer will maintain, debug, and improve enterprise applications, triage production issues, and collaborate with stakeholders to meet business requirements.
Top Skills: .Net Core.Net FrameworkAngularC#Rest ApisVb.Net
15 Days AgoSaved
Remote
Colorado
100K-125K Annually
Mid level
100K-125K Annually
Mid level
Gaming • Software
As an Online Game Services Engineer, you will develop backends for multiplayer games, support live features, and improve player experience through feature iteration and optimization.
Top Skills: AWSAws CdkAzureC#C++DockerGCPMicrosoft Sql ServerMySQLPostgresPulumiRedisSQLTerraform
Reposted 15 Days AgoSaved
In-Office
Colorado
Mid level
Mid level
Artificial Intelligence • Information Technology • Internet of Things • Software • Automation
Develop full stack enterprise-level applications, create responsive websites, and manage databases (MS SQL & MongoDB) as a .Net Developer.
Top Skills: AngularBackboneC#CSSHTMLJavaScriptMongoDBMs SqlNode.js
Reposted 16 Days AgoSaved
In-Office
Colorado
85-85 Hourly
Senior level
85-85 Hourly
Senior level
Cloud • Information Technology • Software
As a Senior Software Developer, you'll design, build, deploy, and support web applications using the .NET stack and Azure, while collaborating with a team.
Top Skills: Asp.NetAzureC#HTMLIisJavaScriptSalesforceSharepointSitecore CmsSql Management StudioTfsVisual Studio
Reposted 16 Days AgoSaved
In-Office
Colorado
70-80 Hourly
Senior level
70-80 Hourly
Senior level
Cloud • Information Technology • Software
Seeking a Senior Software Developer to design, build, deploy, and support web applications using the .NET stack and other technologies in a collaborative team environment.
Top Skills: .NetAzureC#HTMLIisJavaScriptRestful Web ServicesSalesforceSharepointSitecore CmsSql Management StudioT-SqlTfsVisual StudioWcf
Reposted 16 Days AgoSaved
Remote
Colorado
Senior level
Senior level
Software
The Senior Backend Engineer will develop backend solutions using .NET/C# and modern architecture, focusing on cloud services and databases, while managing client projects.
Top Skills: .NetAsp.NetAzureC#MySQLPostgresSQL Server
17 Days AgoSaved
Remote
Colorado
205K-231K Annually
Senior level
205K-231K Annually
Senior level
Cloud • Security • Software
The Staff Software Engineer will design .NET infrastructure, automate builds, maintain tooling for .NET libraries, and mentor peers while ensuring security and reliability.
Top Skills: .NetArgoAWSAzureC#DockerGCPGithub ActionsGoKubernetesMsbuildNugetTektonTerraform
17 Days AgoSaved
Remote
Colorado
157K-184K Annually
Senior level
157K-184K Annually
Senior level
Cloud • Security • Software
The Senior Software Engineer will lead the architecture and development of secure, automated build systems for .NET libraries, mentor peers, and collaborate on infrastructure improvements.
Top Skills: .NetAWSAzureC#DockerGCPGoKubernetesMsbuildNugetTerraform
Reposted 17 Days AgoSaved
Remote
Colorado
115K-140K Annually
Senior level
115K-140K Annually
Senior level
Healthtech
As a Senior Software Engineer at PerfectServe, you'll design, build, and maintain high-quality code for healthcare communication systems, mentoring junior engineers and collaborating across teams to improve patient care and clinical workflows.
Top Skills: .NetAdo.NetAngularAsp.Net Web ApiC#Ci/CdDapperEfGitMssqlRabbitMQReactTypescript
19 Days AgoSaved
Remote
Colorado
120K-150K Annually
Senior level
120K-150K Annually
Senior level
Healthtech
Develop and maintain scalable software solutions, mentor developers, and integrate AI tools. Collaborate on technical solutions aligned with business goals.
Top Skills: .NetAngularAWSAzureAzure SqlC#Entity FrameworkGCPGitPostmanReactSQL ServerSwaggerVisual StudioVue
Reposted 21 Days AgoSaved
Remote
Colorado
150K-180K Annually
Expert/Leader
150K-180K Annually
Expert/Leader
Software
As a Principal .NET Software Engineer at Versapay, you will modernize payments infrastructure, improve scalability, design distributed services, and take ownership of payment workflows while collaborating with various teams to enhance customer experience.
Top Skills: .NetAWSAzureC#EmvGithub ActionsIso 20022Iso 8583JavaScriptPci-DssSQLTypescript
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