Top Senior Software Engineer Jobs in Denver & Boulder, CO

As a Full Stack Software Engineer, you will develop tools for cloud management, build APIs and UIs, and maintain cloud systems.

As a Backend Engineer, you will design and implement core infrastructure for Vannevar's platform, ensuring standards for data processing, security compliance, and performance. You will collaborate with various teams to enhance shared infrastructure and lead technical initiatives.

As a Principal Flight Software Engineer, you will lead the architecture and development of flight software for space missions, ensuring safety and reliability while collaborating on technical decisions and standards.

As a Staff Flight Software Engineer, you will assist in the software development cycle, integrate GNC algorithms, maintain command telemetry databases, and develop reusable driver libraries for flight hardware.

As a Senior Full-Stack and Platform Software Engineer at mabl, you will develop features for an AI-powered test automation platform, enhancing user experiences, designing APIs, and optimizing data pipelines while collaborating with cross-functional teams.

Develop and integrate front-end components for online GIS applications, ensuring effective user experiences while collaborating with cross-functional teams to meet national security needs.

Design, maintain, and evolve core backend systems and APIs. Collaborate with product teams to create durable and reusable systems while enhancing performance and security.

The role involves building full-stack products for fleet safety, collaborating with teams, and maintaining production systems while utilizing a variety of technologies.

The Senior Full-Stack Software Engineer will design, build, and scale SaaS products, improve application performance, and lead technical initiatives. Responsibilities include modernizing web applications, contributing to backend services, and mentoring other engineers.

The role involves leading projects as a full-stack engineer, focusing on SaaS products, enhancing user experiences, and building accessible software.

As a Senior Software Engineer (Backend), you will develop backend services for music technology, enhance system performance, and mentor junior developers.

As a Software Engineer/Senior Software Engineer, you'll design, develop, and maintain high-quality software solutions, focusing on API development and technical excellence while collaborating with teams.

As a Senior Associate, you'll design and develop microservices, build user-friendly UI components, and manage applications on Azure, leveraging AI tools while collaborating with various teams.

The Full Stack Software Engineer will design, develop, and maintain AI-powered applications, collaborating with cross-functional teams to create seamless user experiences.

The Software Engineer - Cloud will design and improve cloud infrastructure and data pipelines, develop AI and tooling solutions to enhance recycling operations using machine learning.

Develop scalable APIs and microservices; manage solutions in cloud environments; mentor junior developers and troubleshoot production issues.

The Senior Marketing Engineer will develop Eve's marketing website and data infrastructure, automate lead generation, and optimize marketing operations using engineering and AI techniques.

The Senior Full Stack Engineer will design and develop user-friendly experiences, lead product enhancements, mentor junior engineers, and participate in on-call rotations to ensure service reliability.

The role involves designing and building scalable software for Dropbox, collaborating with product teams, mentoring engineers, and ensuring service operations.

Lead the frontend platform's evolution, architect complex UIs, mentor engineers, and drive performance and testing excellence while collaborating with cross-functional teams.

Design, build, deploy, and optimize scalable full-stack applications integrating databases, APIs, and AI/LLM workflows. Lead architecture, CI/CD (ArgoCD, GitLab), Airflow pipelines, and collaborate cross-functionally to deliver production-grade fintech solutions.

The Senior Full Stack Software Engineer at Dropbox will design and develop user-friendly experiences, manage projects end-to-end, and collaborate across teams while leading initiatives and delivering AI-enabled product enhancements.

Lead the design and implementation of scalable monetization systems while mentoring engineers and driving technical strategy for revenue growth.

Design, implement, and maintain C++ tracking and estimation software for ISR and sensor systems; lead small multidisciplinary teams; support requirements, design, testing, customer demos, and cross-location collaboration.

The Software Engineer III will design, develop, and test software applications for space systems, focusing on CI/CD and Kubernetes, while mentoring others and adhering to security practices.