525 developer tools jobs at 287 companies in Lakewood, CO

2mo
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Staff Software Engineer, AI Developer Tools
Denver or San Francisco or New York City or Seattle or United States
$179k-$245k/yr HybridFull Time
Gusto
Gusto: Cloud-based payroll and HR software for small businesses.
8+ YOE8+ years systems engineering experience, production AI experience (prompting, fine-tuning, RAG, multi-agent), strong distributed-systems and developer-experience mindset, excellent communication and mentoring skills.
Large language models (LLMs), Retrieval-augmented generation (RAG), multi-agent systems, CI/CD, APIs, evals
2mo
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Software Engineer, Infrastructure/Developer Tooling (Hybrid)
Toronto or Denver
$109k-$128k/yr HybridFull Time
Homebase
Homebase: Provides scheduling, payroll, and HR software for hourly teams.
3+ YOE3+ years of software or infrastructure engineering; experience with internal tooling, cloud (AWS) and CI/CD; frontend/backend versatility; strong developer experience focus.
Ruby, Golang, Terraform, AWS, CI/CD, Observability, Infrastructure as Code, Containerization
2mo
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Quantitative Developer
Denver, Colorado, United States
OnsiteFull Time
Janus Henderson
Janus HendersonNYSE: JHG: A global asset management firm providing investment solutions.
Develop and deploy enterprise-scale quantitative models; collaborate with PMs; build AI-assisted tooling; ensure reliability and documentation.
AI tools, version control, cloud services
1w
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AIDLC Engineer/FDE IRC296103
Atlanta or Austin or Charlotte or Chicago or Denver or New York City or Philadelphia or San Diego or San Francisco or Seattle or United States
$180k-$250k/yr RemoteFull Time
GlobalLogic
GlobalLogic: Digital product engineering and software development services provider.
15+ YOESenior architect/engineer with customer-facing experience, strong AI governance knowledge, and experience with modern AI development tools and agentic workflows.
Claude Code, Google Cloud Code, OpenAI Codex, GitHub Copilot, Cursor, Windsurf, LangChain, AutoGen, LlamaIndex, Semantic Kernel, MCP, RAG, Vector Databases
2d
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Senior React SDK Developer
Skopje or Amsterdam or Boulder
RemoteFull Time
Stream
Stream: Provides APIs for in-app chat and social activity feeds.
Experience with React, TypeScript, open-source developer tools, browser and framework performance, accessibility, performance optimization, and testing. Startup experience is preferred.
React, React Chat, Feeds, Video SDKs, TypeScript, RxJS, WebRTC, Protobuf, Twirp, OpenAPI, React Virtuoso, React Markdown, Remark, WASM, WebWorkers, Vitest, Jest, Playwright, React Native, Angular, Vue
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Senior Software Engineer
Highlands Ranch or Houston
$93k-$186k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
Experience with Python and C++, JIRA, Confluence, and Perforce; perform software configuration management and development tool administration; strong team collaboration and communication skills.
Python, C++, JIRA, Confluence, Perforce, DXL
3w
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Software Engineer
Colorado Springs or Irvine or Longmont or Fremont or Rochester or San Jose
$111k-$148k/yr OnsiteFull Time
Western Digital
Western DigitalNASDAQ: WDC: Design and manufacture data storage devices and systems.
0+ YOEPursuing or recent Bachelor's/Master's in a technical field; experience with C/C++, Python, Java, Go, SQL, or JavaScript through coursework or internships; familiarity with software fundamentals, debugging, and development tools.
C, C++, Python, Java, Go (Golang), SQL, JavaScript, Microsoft Office, Git, Linux, IDEs
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Software Engineer
United States or Boston or New York City or Denver
$110k-$125k/yr RemoteFull Time
Spoiler Alert
Spoiler Alert: SaaS platform for managing and liquidating surplus food inventory.
2+ YOE2+ years professional software engineering experience; full‑stack web development using TypeScript, React, Express, and MongoDB; strong testing, collaboration, and productive use of AI coding tools.
TypeScript, React, Express, MongoDB
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Senior CNO Developer
Hanover or Aurora
$142k-$236k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
6+ YOEActive TS/SCI w/ Poly required; BS+8/MS+6/HS+12 experience paths. Requires Python, C/C++, low-level system and networking (TCP/IP) experience, debugging, and CNO capability development; Atlassian tools preferred.
Python, C, C++, TCP/IP, Windows, Unix, JIRA, Confluence, Crucible, Assembly
2mo
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Senior Software Engineer
Denver or Salem
$130k-$150k/yr OnsiteFull Time
AutoStore
AutoStoreOslo Stock Exchange: AUTO: Robotic cube storage systems for automated warehouse fulfillment.
5+ YOE5+ years in software development; Bachelor’s or Master’s in CS/Engineering; strong API, security, and data tooling experience.
Git, OpenAPI, OAuth, RabbitMQ, Apache Kafka, Azure Service Bus, Event Hubs, Azure Databricks, TypeScript, C#, F#, PostgreSQL
2w
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Senior Software Engineer
Denver, Colorado, United States
$185k-$225k/yr OnsiteFull Time
Amatriot Group
Amatriot Group: Provides IT consulting and mission-critical technology support services.
Experience with full-stack development, microservices, cloud, containers, Kubernetes, REST APIs, modern web frameworks, CI/CD tools, and TS/SCI clearance with CI polygraph.
REST, AWS, GCP, Azure, Kubernetes, Docker, Node.js, NPM, Linux, Subversion, Git, JIRA, Confluence, HTML5, CSS, SASS, Less, Stylus, Browserify, WebPack, Closure, Angular, Ember, React, Redux, Reactive, VueJS, SVG, HTML5 Canvas, WebGL, WebSockets, Svelte, Cesium, OpenLayers, Spring
1mo
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Software Engineer III
Lone Tree or Englewood
$108k-$149k/yr HybridFull Time
Sierra Nevada Corporation
Sierra Nevada Corporation: Develops mission-critical aerospace and national security technology systems.
6+ YOEBachelor's in CS or related, 6+ years software development, advanced proficiency in C++, Java, or Python, engineering principles, agentic coding tools, and experience on multi-disciplinary teams.
C++, Java, Python, C, C#, HTML, Bash, agentic coding tools
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Senior Engineer, HP NonStop Development
St. Petersburg or Memphis or Southfield or Denver
$75k-$125k/yr HybridFull Time
Raymond James
Raymond JamesNew York Stock Exchange: RJF: Provides wealth management, investment banking, and retail banking services.
3+ YOE3+ years general development experience (5+ years preferred). Experience with HP NonStop COBOL85, HPNS SQL/MX, SQL/MP, Pathway, Tandem Guardian OS, SDLC, Agile/Waterfall, MQ, and Microsoft collaboration tools; bachelor’s in CS or computer engineering required.
HP NonStop COBOL85, HPNS SQL/MX, SQL/MP, Pathway, Tandem Guardian OS, MQ, ACATS, MAT, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Visio, IBM Mainframe, Azure-DevOps, Microsoft Teams, Zoom
1mo
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Software Engineer
Westminster, Colorado, United States
$74k-$137k/yr HybridFull Time
Publicis Groupe
Publicis GroupeEuronext Paris: PUB: Global communications, advertising, and digital transformation holding.
1+ YOEBA/BS in CS, 1-3 years big-data/software development; proficient in Scala, Python, or Java; strong Apache Spark and Databricks experience preferred; AWS and modern data tooling (Kubernetes, Docker, Airflow) experience.
Scala, Python, Java, Databricks, Apache Spark, Hadoop, Hive, Kubernetes, Docker, MWAA, Airflow, AWS, Git, SQL, Delta Lake, Unity Catalog
1mo
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Staff Software Engineer
Broomfield, Colorado, United States
$145k-$185k/yr HybridFull Time
Recurly
Recurly: Automates subscription billing and management for recurring revenue businesses.
10+ YOE10+ years full‑stack software engineering experience; deep Ruby on Rails and Vue.js expertise; API and MySQL proficiency; proven technical leadership and mentoring; experience with AI-assisted development tools.
Ruby on Rails, ActiveRecord, Vue.js, MySQL, GitHub Copilot, Cursor, Claude Code, Go (Golang), Node.js, Anthropic, OpenAI, AWS, OpenSearch, Redis, Kafka, Docker, CI/CD
1mo
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Senior Software Engineer
Warrenton or State College or Augusta or Centennial
$150k-$200k/yr OnsiteFull Time
Altamira Technologies
Altamira TechnologiesNYSE: PSN: Provides data analytics and engineering for national security missions.
Strong Java and JavaScript/TypeScript skills required; Bachelor's in CS/CE/EE or related; experience with full-stack development, containers, Kubernetes, REST, and related tooling; Top Secret clearance required.
Java, Python, JavaScript, TypeScript, Angular, React, Elasticsearch, ELK stack, Redis, Web Services (REST), Docker, LXC, Kubernetes, Helm, Machine Learning, Data Analytics, Android, NoSQL, SQL, Xmidas
2w
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Sr. Software Engineer
Denver, Colorado, United States
$95k-$135k/yr HybridFull Time
Vertafore
VertaforeNYSE: ROP: Provides cloud-based software solutions for the insurance industry.
5+ YOERequires 5–7 years of C# and ASP.NET experience, advanced MS SQL skills, enterprise software design, security practices, automated testing, CI/CD pipelines, AI development tools, and mentoring experience.
C#, ASP.NET, MS SQL, GitHub Copilot, Claude, ChatGPT, xUnit, NUnit, Selenium, Playwright, GitLab, TDD, BDD, CI/CD, LLM
2w
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Software Engineer, MarTech
Denver, Colorado, United States
$90k-$135k/yr HybridFull Time
bet365
bet365: Provides global online sports betting and digital casino games.
Commercial experience in web or server development; knowledge of Kafka, Apache Flink, SQL, Golang, React or Typescript; CI and automation; use of AI tools; ability to communicate technical concepts; bachelor’s degree or equivalent experience.
Kafka, Apache Flink, SQL, Golang, React, Typescript, CI
2w
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Engineering - Software Engineer
Kentucky or Florida or Arizona or Colorado or Indiana or Missouri or Georgia or Texas or Alabama
OnsiteFull Time
Aline
Aline: Comprehensive software platform for senior living community management.
Experience developing web applications with PHP and related frameworks, MySQL, Git, AWS, container tools (Vagrant/Docker), front-end (HTML5,CSS,Less,jQuery), familiarity with Agile; associates or bachelor's degree preferred; occasional travel.
PHP 5, Symfony, Zend, MySQL, Git, Agile, Amazon Web Services, Vagrant, Docker, jQuery, Less, Bootstrap, CSS, HTML 5, Linux Ubuntu, C#, .NET, React .js, node .js, Doctrine Entity Framework
1w
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Software Engineer 2 (TG)
Annapolis Junction or San Antonio or Aurora or Cary
$203k-$318k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
14+ YOEActive TS/SCI with Polygraph, extensive software development experience (14+ years), proficiency in C/C++/C#/Java/Python, DevOps and CI/CD tools, strong analytical and leadership abilities.
C, C++, C#, Java, Python, Artifactory, Docker, Terraform, Ansible, Packer, Jenkins, Bamboo