25 web application developer jobs at 18 companies in Elizabeth, CO
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Junior Application Developer
Denver or Springfield or Sterling or St. Louis
$53k-$106k/yr OnsiteFull Time
0+ YOEBachelor's or equivalent, 0–3 years development experience, experience with Java and/or Python, familiarity with web apps and relational databases, TS/SCI clearance with polygraph required.
Java, Python, ArcGIS, GeoServer, OpenLayers, Cesium, Git, CI/CD, containerization
1w
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Application Developer - JavaScript
Charlotte or Louisville or Minneapolis or Olympia or Philadelphia or Redlands or San Antonio or St. Louis or Vienna
$84k-$141k/yr OnsiteFull Time
2+ YOE2+ years developing web applications with JavaScript (TypeScript preferred), experience with modern web frameworks, CI/CD, bachelor's degree in CS/engineering/math/GIS or related, and ability to travel 25–50%. U.S. work authorization required.
JavaScript, TypeScript, ArcGIS Maps SDK for JavaScript, React, Angular, Svelte, Vue, CI/CD, WebGL, ArcGIS Experience Builder
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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Junior Application Developer
Denver or St. Louis or Sterling or Springfield
$53k-$106k/yr OnsiteFull Time
0+ YOEBachelor's (or equivalent),0–3 years software development experience,Java and/or Python,web development and relational DB familiarity,TS/SCI clearance with polygraph,teamwork and problem-solving skills.
Java, Python, ArcGIS, GeoServer, OpenLayers, Cesium, Git, CI/CD
1d
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Software Engineer – Frontend Web Developer
Littleton or Denver
$134k-$181k/yr OnsiteFull Time
4+ YOEBachelor’s degree or equivalent practical experience, 4+ years of software or frontend development, active Top Secret clearance, and experience with frontend applications, JavaScript, APIs, Git, Agile, and accessible interfaces.
HTML5, CSS3, LESS, SASS, Bootstrap, Bourbon, JavaScript, Angular, React, Git, GitHub, GitLab, Rails, Express, Django, RESTful APIs, Jenkins, Puppet, Docker, Kubernetes, D3, SAFe
2mo
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Engineer II – Ground/Application Software
Broomfield or Westminster or Boulder or Colorado or United States
$79k-$135k/yr OnsiteFull Time
2+ YOEBS in engineering +2 years experience, current Secret clearance with ability to obtain TS/SCI, experience with cloud, containerization, C/C++, Rust, Python, Ruby, web frameworks, databases, UML, and formal software development practices.
CI/CD, Containerization, AWS, Lambda, Docker, Kubernetes, Spring, Jersey, Flask, CherryPy, Ruby on Rails, JavaScript, Angular, React, JavaFX, Python, Qt, C++, Java, Rust, Ruby, SQL, NoSQL, JPA/ORM, PlantUML, Cameo, MATLAB, gtest, ctest, MQTT, AMQP, Kafka, Nginx, Apache, Postgres
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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
2w
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Mid Software Developer
Colorado Springs, Colorado, United States
$116k-$174k/yr OnsiteFull Time
5+ YOESecret clearance, Bachelor's in Computer Science or related,5+ years developing web/cloud applications with Kubernetes/Docker,CI/CD,GIT, scripting and cloud expertise.
Kubernetes, Docker, GitOps, Terraform, Ansible, Python, Java, C++, JavaScript, Go, Next.js, Express, Node.js, PostgreSQL, MongoDB, Oracle, MySQL, Istio, GitLab, GitLab CI, Maven, Gradle, Bash, PowerShell, AWS, Amazon S3, ArgoCD, Vitest, Jest, Cypress, Playwright, Helm, Power BI, Tableau, React, TypeScript, Material UI, Vue.js, Angular
2mo
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Engineer II – Ground/Application Software
Broomfield or Westminster or Boulder or Colorado or United States
$79k-$135k/yr OnsiteFull Time
2+ YOEBS in engineering or related field plus 2+ years' experience, active Secret clearance required and ability to obtain TS/SCI, experience with cloud, containerization, web and back-end technologies, OOP, UML, and formal software development practices.
CI/CD, Containerization, C/C++, Rust, Python, Ruby, AWS, Lambda, Docker, Kubernetes, Spring, Jersey, Flask, CherryPy, Ruby on Rails, JavaScript, Angular, React, JavaFX, Qt, SQL, NoSQL, JPA/ORM, Java, Cameo, PlantUML, MATLAB, gtest, ctest, MQTT, AMQP, Kafka, Nginx, Apache, Postgres
2w
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Senior Full-Stack Lead Developer
Broomfield, Colorado, United States
$89k-$125k/yr HybridFull Time
5+ YOE5+ years C# application development, Web API and Agile experience; SQL Server, HTML/CSS/JavaScript; experience leading developers, BS/MS in CS or related field; strong communication and leadership.
C#, .NET, Web API, Angular, WPF, Microsoft SQL Server, HTML, CSS, JavaScript, Git
1mo
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Full Stack Engineer
Denver, Colorado, United States
$95k-$125k/yr HybridFull Time
5+ YOEBachelor's degree, 5+ years JavaScript/TypeScript and web application development experience with Node.js or React.js, strong CS fundamentals, RESTful APIs and MySQL experience, agile delivery and testing skills.
HTML, CSS, JavaScript, TypeScript, Node.js, React.js, MySQL, RESTful APIs, ETL, Agile, Scrum
1mo
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Software Engineer III
Denver or Nashua or Augusta or Pinellas Park or Madison Heights
$125k-$145k/yr HybridFull Time
3+ YOEFull-stack engineer with 3+ years building scalable web applications using Next.js and Node.js, strong AWS experience, REST/GraphQL APIs, serverless, CI/CD, AI-assisted tooling, and familiarity with web performance and accessibility standards.
Next.js, Node.js, REST API, GraphQL, Serverless, AWS, EC2, Lambda, S3, CloudFront, API Gateway, ECS, EKS, WAF, IAM, GitHub Copilot, Cursor, Claude, Contentful, Optimizely, LaunchDarkly, Google Analytics 4 (GA4), CI/CD
2mo
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Forward Deployed Engineer - Clearance Required
Colorado Springs, Colorado, United States
HybridFull Time
Active Secret clearance, experience building web applications with JavaScript/TypeScript, backend services (Node.js/Express), relational databases, RESTful APIs, containerized deployments (Docker), CI/CD, and strong communication with end users.
JavaScript, TypeScript, Node.js, Docker, CI/CD, React, Express, Kubernetes, EKS, AWS GovCloud, Microsoft Azure Government
3d
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Senior Digital Engineer
Wheat Ridge, Colorado, United States
$105k-$131k/yr OnsiteFull Time
5+ YOEBachelor's or equivalent,5+ years software engineering,3+ years web application experience,AWS,Terraform,CI/CD,AI-assisted development,Git; strong architecture, security, and healthcare/regulatory experience preferred.
Claude Code, GitHub Copilot, ChatGPT, Cursor, AWS, Terraform, Docker, Kubernetes, CloudFront, Route 53, Lambda, ECS, EKS, S3, RDS, GitHub Actions, Azure DevOps, Jenkins, React, TypeScript, JavaScript, HTML5, CSS3, Tailwind CSS, Python, .NET Core, REST APIs, GraphQL, Git
1mo
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Software Engineer Full Stack (Pricing Engine)
Denver or United States or United Kingdom or Canada or Australia or New Zealand
$83k-$125k/yr HybridFull Time
3+ YOE3+ years building production web applications; strong frontend with Vue.js or React; backend proficiency in C#/.NET (or Java, Kotlin, Go); SQL and AWS (SQS, DynamoDB, S3, ECS, Lambda); testing, AI coding tools, and strong system design and communication.
Vue.js, React, C#, .NET, Java, Kotlin, Go, SQL, AWS, SQS, DynamoDB, S3, ECS, Lambda, Copilot, Cursor, Claude Code, Memcached, Redis, Jira, Confluence, Postman, Bruno, CI/CD
1w
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Staff Engineer, Revenue Cycle
Denver or Dallas or Salt Lake City or Atlanta or Miami or Seattle or Boston or Portland or Austin or Durham or Tampa or Scottsdale
$165k-$180k/yr RemoteFull Time
8+ YOE8+ years building web services or full-stack applications; strong hands-on experience with Ruby/Rails, TypeScript/Node, Python, APIs, PostgreSQL, and MongoDB; mentoring and technical leadership experience; familiarity with LLM/AI toolchains preferred.
Ruby/Rails, TypeScript/Node, Python, MongoDB, PostgreSQL, RESTful, gRPC, Gemini, ChatGPT, Claude, GitHub Copilot, Langchain, Langgraph, LLMs
1mo
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MEP Project Engineer - Data Center Construction
Omaha or Lincoln or Denver or Chicago or Seattle or Portland or Washington
$84k-$126k/yr FieldFull Time
1+ YOEBachelor's in engineering or equivalent experience, current driver's license, 1+ years related experience (level dependent), intermediate Microsoft Office and web application skills, strong communication and project coordination; ability to travel up to 100%.
Microsoft Office
1mo
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Senior Information Security Engineer
Denver or Austin
$165k-$185k/yr HybridFull Time
7+ YOEBachelor's preferred, 7+ years in technology/information/application security; expert with SIEM/EDR, OWASP/SANS flaws, incident response, forensics, automation, cloud and web/mobile security; available for occasional on-call; US work authorization required.
SIEM, EDR, OWASP, SANS, Web Application Firewalls (WAF), SSL/TLS
2mo
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Systems Administrator
Tacoma or Aurora or San Antonio or Falls Church
OnsiteFull Time
8+ YOEU.S. citizen required; active IAT II and related Computing Environment (CE) certifications; 8+ years mobile application experience; 4-year degree in IT/math or equivalent; experience with secure DoD web development and leading teams.
HTML, CSS, JavaScript, React, Angular, Vue, Active Server Pages (ASP.NET), C#, Sitecore Content Management System (CMS), SQL, Jira, MVC5, PWAs
3w
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Manual Ethical Hacker
Denver or Washington or Seattle or Charlotte or Jacksonville or Jersey City or Chicago
$117k-$148k/yr OnsiteFull Time
4+ YOE4+ years pentesting/application security experience; ability to perform manual web and code reviews, develop PoCs, use penetration tools, and communicate technical findings.
IBM AppScan, Burp, SQL Map, Frida, UNIX, LINUX, TCP/IP, Static Application Security Testing (SAST)
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