Top Senior Software Engineer Jobs in Denver & Boulder, CO

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.

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.

Lead innovations in data pipeline infrastructure, develop high-volume data services, and collaborate with engineers on architectural designs and documentation.

As a Principal Mobile Software Engineer, you'll lead mobile platform development, scale React Native architecture, mentor engineers, and collaborate across teams to build impactful features.

The role involves designing and maintaining a big data analytics platform, developing front-end and backend services, and collaborating with cross-functional teams to deliver high-performance solutions. A security clearance is required.

As a Senior Mobile Software Engineer, design and build scalable mobile applications, collaborate with cross-functional teams, and enhance engineering quality.

Develop satellite ground system software, perform full software life cycle functions, and establish effective working relationships within teams.

Lead the design and implementation of features for chemistry solutions, ensuring high code quality, scalability, and mentor junior engineers while collaborating across teams.

The Senior Backend Engineer will develop data collection applications, design architecture, create APIs, manage databases, and collaborate with teams to enhance software solutions.

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

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.

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 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.

The Software Engineer will develop application software, participate in requirements analysis, follow development processes, and maintain documentation and testing for software applications.

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.

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

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

The role involves designing, implementing, and maintaining web applications, developing APIs, collaborating with stakeholders, and ensuring high system availability and quality.

Design and implement ISR software, manage radar sensor planning systems, lead multidisciplinary teams, and support customer interactions while ensuring efficient coding and debugging practices.

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.

The Software Engineer III will design, develop, and test software applications for space systems, mentor engineers, and manage CI/CD pipelines in air-gapped environments, ensuring high-quality software delivery with a strong focus on security practices.

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

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 Principal Software Engineer will define technical roadmaps, guide system architecture, mentor leaders, and drive product direction in Capital Supply operations.