Top Software Engineer Jobs in Denver & Boulder, CO

The Backend Software Engineer will develop data ingestion pipelines, implement observability tools, and provide technical support while improving team collaboration.

The Software Engineer III will design, develop, and test software for space systems, mentor other engineers, and enhance CI/CD pipelines while ensuring security practices.

The Software Engineer III/Sr role involves designing and testing software for space systems, guiding other engineers, and requires strong programming and problem-solving skills.

Design, develop, and maintain front-end and back-end components of containerized microservices for defense/intelligence applications. Collaborate on APIs or message-bus architectures, use CI/CD and Agile practices, and operate in a distributed team environment while meeting security requirements.

Build and ship full-stack services and internal CX applications using Go, gRPC, TypeScript, and React. Design third-party integrations, ensure reliability for high-traffic production systems, operate on AWS with Kubernetes and Terraform, and partner on architecture, testing, deployment, and observability. Translate technical concepts for non-technical stakeholders and apply responsible generative AI practices to improve workflows.

Design and build a centralized reliability platform and developer-facing APIs. Implement AI agents for incident triage, log/trace summarization, and recommended actions. Own projects end-to-end and collaborate with product, infra, data, and SRE teams.

Develop, test, deploy, and maintain Java-based distributed services for PNC's fraud platform. Work with ETL (Informatica), APIs, messaging, and automation (Ansible, Linux/Python). Support production incidents, analyze logs, and communicate technical risks and progress to teammates.

Seeking a Software Engineer/Senior Software Engineer to design, develop, and deliver quality backend services and APIs using Go, with emphasis on Kubernetes and cloud services.

As a Software Engineer, you'll design, build, and maintain IAM solutions, ensuring security and reliability while working with cloud computing standards.

As a Software Engineer at Vercel, you will enhance and improve the CDN's performance, analyze web latency, and support a team of developers working primarily in Lua.

Lead a team of HMI developers to design and implement high-performance web-based HMI and visualization components. Build front-end applications and APIs integrating backend services, simulations, and digital twin data. Collaborate with cross-functional teams, prototype features, participate in design/code reviews, testing, documentation, and support deployment and operational testing for defense command-and-control systems.

As a Fullstack Software Engineer, you'll design, develop, and maintain scalable frontend and backend systems while collaborating across teams.

The role involves designing and implementing simulation software for spacecraft using C++ and collaborating on algorithms for orbital mechanics and control.

As a Billing & Analytics Software Engineer, you'll design and maintain the billing pipeline, integrate billing systems, and develop customer-facing analytics dashboards to support revenue recognition and operational observability.

Design and develop flight software for space systems, mentor engineers, and ensure adherence to software development principles in an Agile environment.

Develop and maintain application software: participate in requirements analysis and design, implement code (C++), follow development processes, produce requirements/design/test documentation, and test applications per methodology.

Build and maintain full‑stack, customer‑facing web experiences that improve borrower conversion. Deliver end‑to‑end features (frontend, APIs, microservices), monitor performance and reliability, partner with Product/Design/ML, run experimentation and personalization, and contribute to platform architecture and on‑call health.

Build, operate, and scale backend systems for card issuing and transaction processing. Break down projects, collaborate with product and cross-functional teams, write tested extensible code, support monitoring and on-call operations, and participate in team growth activities including interviews.

Build and own Eve's marketing site and GTM engineering stack: integrate and optimize external tools, design AI agents for sales and marketing, implement webhooks and middleware to sync product/CRM data, and create programmatic campaigns and internal tools in partnership with Marketing, Sales, RevOps, and Product to drive growth and automation.

Blissway seeks a Software Engineer to build robust systems for toll collection and highway safety. Responsibilities include coding, scaling prototypes, and integrating ML models.

As a Mission Software Engineer, you'll develop solutions for government customers by integrating software into existing workflows, requiring significant travel, collaboration, and technical expertise.

As a Software Engineer on the CDN Security team, you will analyze traffic, build a scalable firewall, and enhance web security for customer websites.

Design and re-architect the Identity systems at Dropbox to support multi-product capabilities, mentor junior engineers, and ensure software excellence.

Design, develop, and test complex flight and space systems software. Write maintainable code, perform code reviews, use version control, troubleshoot issues, document configurations, and mentor junior engineers. Participate in SITL/HITL testing and follow software development best practices.

The Software Engineer will enhance developer experience at Benchling by building production release tooling, improve workflows, and collaborate with teams to scale processes. Responsibilities include developing efficient development tools and championing engineering patterns.