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34 front end software engineer jobs at 20 companies in Greeley, CO

1w
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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
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2w
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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
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5d
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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
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1mo
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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
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1d
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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
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1mo
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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
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2mo
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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
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2mo
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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
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2w
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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
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1mo
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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
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1mo
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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
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3w
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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
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1mo
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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
Gusto
Gusto: Cloud-based payroll and HR software for small businesses.
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
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1mo
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Software Engineer
Silver Spring or Stennis Space Center or Boulder or Asheville
$64k-$70k/yr RemoteFull Time
Alpha Omega
Alpha Omega: Delivering digital transformation and IT solutions for federal agencies.
4+ YOE4+ years experience, Linux and programming proficiency (Python, R, Scala, C++, Java, C#, JavaScript), front-end (React/Angular), APIs/REST, Git, Kafka/NiFi/Spark/RabbitMQ, strong communication and problem-solving; Public Trust clearance and U.S. citizenship required.
Linux, Python, R, Scala, C++, Java, C#, JavaScript, React, Angular, Git, Kafka, NiFi, Spark, RabbitMQ, JSON, XML, Docker, Podman, Terraform, AWS EKS, AWS Step Functions, AWS Lambda, Amazon Aurora, Amazon DynamoDB, Elasticsearch, Atlassian Jira, Confluence
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1mo
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Sr. Software Engineer - Full Stack - UI (Denver, US)
Denver, Colorado, United States
$90k-$120k/yr OnsiteFull Time
KUKA
KUKA: Provides industrial robots and automated logistics and production systems.
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
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3w
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Morpheus Software Principal UI/UX engineer
Fort Collins or Houston or Durham
$152k-$349k/yr HybridFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Providing global edge-to-cloud infrastructure and IT solutions for businesses.
10+ YOEExpert front-end engineer with React and TypeScript, 10+ years' experience, strong UX/product instincts, experience with cloud platforms and design systems, bachelor's degree or equivalent.
React, TypeScript, HTML, CSS, RESTful APIs, AWS, Microsoft Azure, Google Cloud, CI/CD
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1w
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Senior Full Stack Developer (Front-End Specialist)
Denver, Colorado, United States
$129k-$161k/yr RemoteFull Time
Connect for Health Colorado
Connect for Health Colorado: Operates Colorado's official online health insurance marketplace.
5+ YOE5+ years building enterprise applications; deep Angular frontend expertise; strong Java/Spring Boot and SQL skills; experience with containerization, cloud (AWS), CI/CD, and collaborating with UX; Bachelor's degree or equivalent.
Angular 17, Java 17, Spring Boot, Spring Web, Spring Data, Spring Security, PostgreSQL, REST APIs, Message Queues, Docker, Kubernetes, CI/CD, Figma, AWS, SQL
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2mo
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UI Developer
Aurora or Herndon
$122k-$183k/yr OnsiteFull Time
Two Six Technologies
Two Six Technologies: Develops cybersecurity and data systems for national security missions.
5+ YOE5+ years software engineering; 2+ years JavaScript/TypeScript; Bachelor's in Systems Engineering, Computer Science, Information Systems, or related field; front-end frameworks; collaborative teamwork.
JavaScript, TypeScript, D3.js, Cesium, SCSS, Bootstrap, RxJS, Sketch, Figma, Jasmine, Karma, Vitest, Cypress, Git, Jira
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3w
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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
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3w
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Morpheus Software Principal UI/UX engineer
Ft. Collins or Houston or Durham
$152k-$349k/yr HybridFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Provides global edge-to-cloud technology solutions and IT infrastructure services.
10+ YOEDeep front-end expertise with React and TypeScript, strong UX and design sense, 10+ years building production web apps, bachelor\u0002s degree or equivalent, experience with cloud platforms and design systems.
React, TypeScript, HTML, CSS, RESTful APIs, AWS, Microsoft Azure, Google Cloud
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