79 front end software engineer jobs at 43 companies in Colorado

2mo
Save
Mark Applied
Hide
Front-End Software Engineer
Colorado Springs, Colorado, United States
$122k-$157k/yr OnsiteFull Time
Caliola
Caliola: Develops secure and resilient solutions for mission-critical communications.
7+ YOE7–12 years of front-end software engineering; strong TypeScript/JavaScript; Vue/React/Solid/Angular experience; server-side tech exposure; CI/CD; U.S. government security clearance; Bachelor's in CS or related field.
TypeScript, Vue.js, Node.js, Ionic, Tauri, Git, GitLab
1w
Save
Mark Applied
Hide
Front End Software Developer
Sterling or Aurora
$82k-$172k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
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
Altamira Technologies
Altamira TechnologiesNYSE: PSN: Provides data analytics and engineering for national security missions.
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
5d
Save
Mark Applied
Hide
Front-end Software Developer
Denver, Colorado, United States
$90k-$190k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
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
Candid Health
Candid Health: Automates medical billing and revenue cycle management for healthcare providers.
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
1d
Save
Mark Applied
Hide
Sr Software Engineer/Front-End Developer
Denver, Colorado, United States
$97k-$165k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
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
RTX
RTXNYSE: RTX: Provides advanced aerospace and defense systems and services.
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
York Space Systems
York Space SystemsNYSE: YSS: Designs and manufactures modular spacecraft platforms and mission solutions.
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
2mo
Save
Mark Applied
Hide
Software Engineer II (Frontend)
San Francisco or Atlanta or Austin or Boston or Chicago or Dallas or Denver or Houston or Jacksonville or Los Angeles or Miami or New York City or Phoenix or Portland or Sacramento or Salt Lake City or San Diego or Seattle or Washington, D.C. or Ottawa or Toronto or Vancouver or Mexico City
$103k-$186k/yr HybridFull Time
Scribd
Scribd: Subscription-based digital library for e-books, audiobooks, and documents.
4+ YOE4+ years frontend software development; strong TS/JS/React; Next.js; Rails familiarity; API integration; accessibility; testing; A/B testing; AI tools.
TypeScript, JavaScript, React, Next.js, Ruby on Rails, REST, GraphQL, Redis, Kafka, MySQL, Terraform, CI/CD, Monorepos, UI Libraries, AI Tools
2mo
Save
Mark Applied
Hide
Staff Software Engineer, Front End
Denver or Long Beach
$185k-$320k/yr OnsiteFull Time
True Anomaly
True Anomaly: Develops autonomous spacecraft and software for space security missions.
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
Resource Label Group
Resource Label Group: Manufactures custom labels and innovative packaging products.
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
Loft Orbital
Loft Orbital: Deploy and operate satellite missions for organizations and governments.
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
Worldpay
Worldpay: Global payment processing and merchant technology solutions for businesses.
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
AgentSync
AgentSync: Modern insurance compliance and producer management software.
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
1mo
Save
Mark Applied
Hide
Frontend Software Engineers - Colorado Springs
Colorado Springs, Colorado, United States
$75k-$150k/yr OnsiteFull Time
In-Depth Engineering
In-Depth Engineering: Develops combat systems and radar software for the US military.
2+ YOEU.S. citizen with valid passport and active Secret clearance, Bachelor's in a STEM field, 2+ years professional experience, frontend development experience with Angular, JavaScript, HTML, CSS, familiarity with Docker and REST APIs, and UI/UX tooling experience.
Figma, MockFlow, UXPin, Axure, Angular, javascript, CSS, HTML, Docker, REST APIs, Cypress, Selenium, Playwright, Jest, Gitlab CI/CD, Helm, Kubernetes, gRPC, Python, Flask, Figma AI, UX Pilot, Google Stitch
1mo
Save
Mark Applied
Hide
Front End Web Production Engineer
Florida or Texas or Illinois or New York or New Jersey or Colorado or Idaho or Massachusetts or Michigan or Minnesota or Missouri or North Carolina or South Carolina or Utah or Virginia
$88k-$110k/yr RemoteFull Time
TradeStation
TradeStation: Provider of online brokerage services and trading technology.
3+ YOE3+ years front-end development or web production; strong HTML/CSS, working JavaScript/TypeScript, React and Next.js experience; experience with Figma, ContentStack, Git, cross-browser QA, accessibility (WCAG 2.1), and CMS-driven production. Remote applicants must reside in specified US states.
HTML, CSS, JavaScript, TypeScript, React, Next.js, JSX, Figma, ContentStack, GSAP, Git
4w
Save
Mark Applied
Hide
Remote Front End Developer
California or New York or Washington or Colorado
$17-$35/hr RemoteFull Time
Coalition Technologies
Coalition Technologies: Provides digital marketing, web design, and development services.
Strong HTML5/CSS3/JavaScript skills, experience with modern frontend frameworks, responsive design, cross-browser debugging, Git, strong communication, ability to work 40 hrs/week in Pacific Time.
HTML5, CSS3, JavaScript, ES6+, jQuery, React, Vue, AngularJS, Bootstrap, Chrome DevTools, Git, SVN, GitHub Copilot, OpenAI, Cursor, Photoshop, Illustrator, Fireworks, PHP, MySQL, AJAX, WordPress, BigCommerce, Magento, Shopify
3w
Save
Mark Applied
Hide
Junior Front-End Developer
Westminster, Colorado, United States
$88k-$155k/yr OnsiteFull Time
Parsons
ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.
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
2d
Save
Mark Applied
Hide
Junior Front End Developer
Fort Washington or Pennsylvania or New Jersey or New Hampshire or Delaware or Colorado or South Dakota or Texas or Wyoming or Alaska or Florida
$55k-$65k/yr RemoteFull Time
SofterWare
SofterWare: Develops software solutions for nonprofit fundraising and donor management.
0+ YOEBasic proficiency in JavaScript, TypeScript, HTML5, CSS3; familiarity with Angular, responsive design, Git; bachelor's degree or equivalent experience; up to two years frontend experience through projects or work.
Angular, JavaScript, TypeScript, HTML5, CSS3, Git, WalkMe
2mo
Save
Mark Applied
Hide
Senior Front-End UI/UX Engineer
Colorado Springs, Colorado, United States
$130k-$170k/yr OnsiteFull Time
GXM Technologies
GXM Technologies: Delivering rapid software solutions and innovation for defense organizations.
8+ YOEU.S. citizen with active TS/SCI clearance, Bachelor's in a related field, 8+ years front-end/UI/UX experience, expertise with React/Angular/Vue, TypeScript, JavaScript, HTML, CSS, and data visualization.
React, Angular, Vue, TypeScript, JavaScript, HTML, CSS, Figma