42 front end software engineer jobs at 27 companies in Brighton, CO
1w
Save
Mark Applied
Hide
Front End Software Developer
Sterling or Aurora
$82k-$172k/yr OnsiteFull Time
5+ YOE5+ years front-end development experience, TS/JS proficiency, Bachelor\u0002s in CS/Engineering, TS/SCI clearance (CI poly desired), experience with modern web frameworks and DevSecOps.
TypeScript, Java, Spring Boot, Spring Framework, REST, JavaScript, Vue 3, Bootstrap, Vite, Mockito, JUnit, Cypress, PostGres, MySQL, Redis, AWS DynamoDB, AWS EC2, RDS, S3, SNS/SQS, Lamda, Git, Jira, Confluence, Gitlab CI/CD, SonarQube, SAST, Docker, Kubernetes
2w
Save
Mark Applied
Hide
Front End Software Engineer
Englewood or Denver
$140k-$180k/yr OnsiteFull Time
Bachelor's in a related field, TS/SCI clearance required, experience with Java/JavaScript/Python and front-end frameworks, strong communication and problem-solving skills.
Java, Python, JavaScript, Angular, React, ElasticSearch, TypeScript, ELK, Redis, Web Services (REST), Docker, LXC, Kubernetes, Helm, Machine Learning, Android, NoSQL, SQL, Xmidas, Digital Signal Processing, Svelte
1w
Save
Mark Applied
Hide
Front-end Software Developer
Denver, Colorado, United States
$90k-$190k/yr OnsiteFull Time
5+ YOETS/SCI clearance (polygraph preferred),5+ years front-end experience,BS or equivalent,advanced JavaScript/TypeScript skills,web frameworks,leadership and secure environment experience.
JavaScript, TypeScript, Svelte, WebSocket, Kafka, RESTful APIs
1mo
Save
Mark Applied
Hide
Front End Software Engineer
San Francisco or Denver or New York City
$150k-$200k/yr OnsiteFull Time
3+ YOEBachelor's in CS or similar, 3+ years software engineering experience, proficiency with HTML, CSS, React, TypeScript and API development; familiarity with SSR, GraphQL, Tailwind, Firebase, and Codegen; strong UX instincts.
HTML, CSS, React, TypeScript, API, GraphQL, Tailwind, Firebase, Codegen
3d
Save
Mark Applied
Hide
Sr Software Engineer/Front-End Developer
Denver, Colorado, United States
$97k-$165k/yr OnsiteFull Time
4+ YOEBachelor's degree plus 4 years experience (or equivalent), US person required, Top Secret/SCI clearance required or obtainable, experience with modern front-end frameworks, RESTful APIs, Git, and agile methods.
HTML5, CSS3, LESS, SASS, Bourbon, Twitter Bootstrap, JavaScript, jQuery, Backbone.js, Ember.js, D3, Git, GitHub, Rails, Express, Django, Angular, React, Java, Kubernetes, Docker, Jenkins, Puppet
1mo
Save
Mark Applied
Hide
Senior Frontend Software Developer
Aurora, Colorado, United States
$87k-$165k/yr OnsiteFull Time
5+ YOEBachelor's in STEM and 5+ years relevant experience; proficiency with JavaScript and Angular; UI development experience; ability to obtain and maintain TS/SCI clearance; experience with Java or C++ preferred; familiarity with Confluence, Eclipse, Jira, and Git.
JavaScript, Angular, Java, C++, Confluence, Eclipse, Jira, Git
1mo
Save
Mark Applied
Hide
Senior Frontend Software Engineer - Ground Software
Laurel or Austin or Greenwood Village
$120k-$190k/yr HybridFull Time
6+ YOERequired: Bachelor's in CS or related, 6+ years frontend experience, deep React and TypeScript, design system and component library experience, Yarn/Babel/Material-UI, Git, REST APIs, mentoring ability, and ability to obtain security clearance.
React, TypeScript, C# .NET, Docker, Kafka, REST, Yarn, Babel, Material-UI, Git, TanStack Query, WebAssembly (WASM), WebGL
23h
Save
Mark Applied
Hide
Frontend Software Engineer - Senior (TS Clearance)
Denver, Colorado, United States
OnsiteFull Time
Senior frontend engineering experience with modern web development, JavaScript, RESTful APIs, Git/GitHub, agile methods, and Angular or React; active Top Secret clearance required and TS/SCI with Poly eligibility.
HTML5, CSS3, LESS, SASS, Bourbon, Twitter Bootstrap, JavaScript, jQuery, Backbone.js, Ember.js, D3, RESTful APIs, Git, GitHub, Rails, Express, Django, Angular, React, Java, Kubernetes, Docker, Jenkins, Puppet, SAFe, Scrum, Lean
2mo
Save
Mark Applied
Hide
Staff Software Engineer, Front End
Denver or Long Beach
$185k-$320k/yr OnsiteFull Time
12+ YOELead frontend initiatives, define roadmaps, and mentor engineers in a high-impact space-focused platform.
HTML, CSS, JavaScript, TypeScript, React, GraphQL, REST, WebSockets, gRPC, WebGL, Three.js, Design Systems, Testing Frameworks
2w
Save
Mark Applied
Hide
Senior Front-End Engineer
Longmont, Colorado, United States
$145k-$165k/yr HybridFull Time
5+ YOE5+ years front-end experience with ownership-level responsibilities; deep React, TypeScript, Node.js, Next.js, CI/CD, performance, accessibility, and analytics experience; AI-fluent and strong mentorship skills.
React, TypeScript, Node.js, Tailwind, AWS Amplify, Vercel, Next.js, Amplitude, Segment, GA4, GitHub, GraphQL, Claude Code, Copilot, Cursor
1mo
Save
Mark Applied
Hide
Frontend Engineer
Toulouse or San Francisco or Golden
OnsiteFull Time
Proficiency in TypeScript, HTML, CSS, experience with Vue.js or React, SPA development, GraphQL APIs, and unit/integration testing (e.g., Vitest, Jest, Cypress). Web Components and geospatial libraries are a plus.
Vue.js, TypeScript, HTML, CSS, GraphQL, Vitest, Jest, Cypress, Web Components (Lit), Leaflet, Mapbox, CesiumJS
1mo
Save
Mark Applied
Hide
Software Engineer II – Portal (Front End)
Atlanta or Denver or Cincinnati or Salt Lake City
$92k-$139k/yr HybridFull Time
6+ YOE6+ years software development experience; 3+ years Angular front-end; 2+ years ExpressJS; experience with Node.js, TypeScript, relational databases, REST APIs and AWS; strong communication and SDLC knowledge.
Node.js, TypeScript, Angular, Playwright, MariaDB, AWS EC2, AWS S3, API Gateway, Git, GitHub, CI, JIRA, Confluence, Qualys, Jenkins, ExpressJS, Postgres, REST APIs
1mo
Save
Mark Applied
Hide
Senior Frontend Engineer
Denver, Colorado, United States
$160k-$185k/yr OnsiteFull Time
5+ YOE5+ years building production web apps; deep React expertise; strong HTML/CSS, accessibility, responsive design; experience with component libraries/design systems; proven use of AI tools; familiarity with backend (Java/Go) and AWS is beneficial.
React, Figma, Claude Design, Java, Go, AWS
16h
Save
Mark Applied
Hide
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
3w
Save
Mark Applied
Hide
Junior Front-End Developer
Westminster, Colorado, United States
$88k-$155k/yr OnsiteFull Time
2+ YOEBachelor's or equivalent, 2+ years related experience, working knowledge of Python and JavaScript, familiarity with PyQT/ReactJS/Dash/Streamlit, HTML/CSS, basic AI/ML concepts, and ability to work onsite in Denver.
Python, JavaScript, PyQT, ReactJS, Dash, Streamlit, HTML, CSS, Git, Azure Machine Learning, Roboflow
1d
Save
Mark Applied
Hide
Senior Software Engineer, Frontend Platform
United States or San Francisco or New York City or Los Angeles or Boston or Seattle or Washington or San Diego or Chicago or Austin or Dallas or Portland or Denver or Philadelphia or Baltimore or Sacramento or Minneapolis or Miami or Atlanta or Phoenix or Orlando or Las Vegas or Salt Lake City or Madison or Birmingham or San Antonio or Spokane or Toronto
$125k-$210k/yr HybridFull Time
Significant production software experience with deep React and TypeScript expertise, full-stack fundamentals, mobile experience, design systems, Figma, and hands-on AI-assisted development.
React, TypeScript, React Native, Figma, Cursor, Claude, Storybook, style-dictionary, Framer Motion, Rive, Lottie, Expo
1mo
Save
Mark Applied
Hide
Frontend Full Stack Staff Software Engineer, AI Platform Experiences
New York City or Seattle or San Francisco or Denver or Los Angeles or San Jose
$163k-$247k/yr HybridFull Time
8+ YOE8+ years software development experience (4+ building scalable platforms), strong front-end skills, experience with Ruby on Rails, React, GraphQL, platform/AI experience preferred, mentoring and cross-functional collaboration skills.
Ruby on Rails, React, GraphQL
3d
Save
Mark Applied
Hide
Sr Staff Fullstack Developer (Frontend focused)
Exton or Boulder or Huntsville or Dayton
$136k-$204k/yr OnsiteFull Time
4+ YOEBachelor's with 8 years, master's with 6, or PhD with 4; front-end and back-end development expertise, cloud deployment, web components, Git, Agile, and testing experience.
HTML5, CSS3, JavaScript, React, Angular, C#, Java, Python, Node.js, Docker, Kubernetes, AWS, Microsoft Azure, Git, Jasmine, Karma, Jest, Vitest, Ansys
2w
Save
Mark Applied
Hide
Software Engineer, Full Stack
Greenwood Village, Colorado, United States
$100k-$123k/yr HybridFull Time
2+ YOE2+ years full-stack front- and back-end development, Agile experience, React/TypeScript/Node, cloud platform experience, SDLC and CI/CD knowledge, strong communication and problem-solving skills.
React, HTML/CSS, Node.js, SQL, Python, Typescript, Docker, Kubernetes, AWS, Microsoft Azure, Google Cloud, Windows PowerShell, Git, Amazon SageMaker, TensorFlow, Scikit-learn
1mo
Save
Mark Applied
Hide
Sr. Software Engineer - Full Stack - UI (Denver, US)
Denver, Colorado, United States
$90k-$120k/yr OnsiteFull Time
7+ YOEBachelor's/Master's in CS or equivalent, 7+ years software development, 4+ years front-end/UI, expertise in TypeScript/Angular/React/SignalR/Vue, REST/GraphQL, CI/CD, Linux/Windows, strong problem-solving and communication.
TypeScript, Angular, React, SignalR, Vue, REST, GraphQL, Linux, Windows, CI/CD
Explore Jobs