25 web application engineer jobs at 15 companies in Longmont, CO

5d
Save
Mark Applied
Hide
Application Developer - JavaScript
Vienna or Charlotte or Louisville or Minneapolis or Olympia or Philadelphia or Redlands or San Antonio or St. Louis
$84k-$141k/yr OnsiteFull Time
Esri
Esri: Developing software for digital mapping and spatial data analysis.
2+ YOE2+ years developing web applications with JavaScript; TypeScript and web framework experience preferred. Bachelor's degree in CS/engineering/math/GIS. Familiarity with digital cartography, EM visualization, code management, and CI/CD.
JavaScript, TypeScript, ArcGIS Maps SDK for JavaScript, ArcGIS Experience Builder, React, Angular, Svelte, Vue, WebGL, CI/CD
1w
Save
Mark Applied
Hide
Application Developer
Denver, Colorado, United States
$94k-$110k/yr RemoteFull Time
Cushman & Wakefield
Cushman & WakefieldNYSE: CWK: Global commercial real estate and property services firm.
Salesforce development (Apex/LWC), full‑stack web development, API integrations, Git proficiency, strong communication and problem‑solving skills.
Salesforce, Apex, LWC, Git, Unframe
2mo
Save
Mark Applied
Hide
Engineer II – Ground/Application Software
Broomfield or Westminster or Boulder or Colorado or United States
$79k-$135k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
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
2w
Save
Mark Applied
Hide
Junior Application Developer
Denver or St. Louis or Sterling or Springfield
$53k-$106k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
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
2mo
Save
Mark Applied
Hide
Senior Application Developer
Aurora, Colorado, United States
$85k-$95k/yr HybridFull Time
University of Colorado
University of Colorado: Public research university providing higher education and healthcare services.
2+ YOESenior developer for identity and access management; design, develop, and support secure, multi‑system web apps with identity/authentication integrations.
ASP.NET, NodeJS, MVC, TypeScript, Angular, Vue, React, MySQL, Oracle, MSSQL Server, Java, Python, Ruby, C#
1mo
Save
Mark Applied
Hide
.NET Application Developer (Junior & Mid-Level)
Broomfield, Colorado, United States
HybridFull Time
Sonepar
Sonepar: Global distributor of electrical products and B2B solutions.
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
2mo
Save
Mark Applied
Hide
Engineer II – Ground/Application Software
Broomfield or Westminster or Boulder or Colorado or United States
$79k-$135k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
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
1mo
Save
Mark Applied
Hide
MEP Project Engineer - Data Center Construction
Omaha or Lincoln or Denver or Chicago or Seattle or Portland or Washington
$84k-$126k/yr FieldFull Time
Mortenson
Mortenson: Provides construction, real estate development, and engineering services.
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
1w
Save
Mark Applied
Hide
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
SonderMind
SonderMind: Mental health platform connecting patients with licensed professionals.
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
2w
Save
Mark Applied
Hide
Morpheus Software Principal UI/UX engineer
Fort Collins or Houston or Durham
$152k-$349k/yr HybridFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Provides edge-to-cloud IT infrastructure and platform services.
10+ YOE10+ years building production web applications with React and TypeScript; bachelor’s degree or equivalent; front-end architecture, design systems, accessibility, and cloud platform experience; strong product and communication skills.
React, TypeScript, HTML, CSS, AWS, Microsoft Azure, Google Cloud
1mo
Save
Mark Applied
Hide
Software Engineer III
Denver or Nashua or Augusta or Pinellas Park or Madison Heights
$125k-$145k/yr HybridFull Time
WOW!
WOW!: Provides broadband internet, cable television, and digital phone services.
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
1mo
Save
Mark Applied
Hide
Full Stack Engineer
Denver, Colorado, United States
$95k-$125k/yr HybridFull Time
Kontoor Brands
Kontoor BrandsNYSE: KTB: Designs and sells global apparel brands like Wrangler and Lee.
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
Save
Mark Applied
Hide
Sr. Software Engineer - Owner/Investor
Santa Barbara or Dallas or San Diego or San Francisco or Denver or Atlanta or Chicago or Washington
$138k-$173k/yr HybridFull Time
AppFolio
AppFolioNASDAQ: APPF: Provides cloud-based property and investment management software.
5+ YOE5+ years building and scaling web applications; full‑stack experience with Ruby on Rails, React, MySQL, AWS, SOA; strong TDD and Agile (Scrum/Kanban) experience; BS/MS in CS preferred.
Ruby on Rails, React, MySQL, AWS, SOA, Test-Driven-Development, Agile, Scrum, Kanban
2w
Save
Mark Applied
Hide
Senior Full-Stack Lead Developer
Broomfield, Colorado, United States
$89k-$125k/yr HybridFull Time
Vail Resorts
Vail ResortsNYSE: MTN: Operates mountain resorts and provides hospitality and leisure services.
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
Save
Mark Applied
Hide
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
Xe
XeNASDAQ: EEFT: Provides international money transfers and online currency exchange services.
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
1mo
Save
Mark Applied
Hide
Software Engineering Manager – Customer Applications
San Francisco or Denver
$185k-$250k/yr HybridFull Time
SquareTrade
SquareTradeNYSE: ALL: Extended warranty and protection plans for consumer electronics.
8+ YOE2+ MgmtBachelor's in CS, 8+ years engineering experience, 2+ years managing software engineers, strong proficiency in Python, Java, Spring Boot, Kafka, microservices, web technologies, PostgreSQL, TDD, pair-programming, and coaching.
Python, Java, Spring Boot, Kafka, microservices framework, Angular, SSO, Auth0, PostgreSQL, GitHub, Azure, AWS, CI/CD, DevOps, Test-Driven Development (TDD)