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.

The Software Engineer III designs and develops software applications for space systems, mentors other engineers, and ensures coding quality while utilizing various programming languages and methodologies.

The Senior Mobile Software Engineer will develop high-performance mobile applications, optimize performance, and collaborate with teams to enhance the user experience while ensuring app quality through testing and debugging.

As a Software Engineer on the AI Products Team, you will develop new features and improve LLM model results while engaging with customers and shaping team culture.

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

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 will support Cloud Contact Center platforms, develop features, perform unit testing, conduct code reviews, and resolve QA bugs.

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

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 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 Senior Backend Software Engineer will build AI-driven products using Node.js, collaborating with various teams to ensure high-quality code and feature ownership.

As a Senior Full-Stack Engineer, you'll develop features for Circle's CRM platform, collaborating on both front-end and back-end tasks and participating in the entire development lifecycle.

Design and maintain full-stack features for real-time video, events, chat, and notifications, collaborating with teams to improve performance and reliability.

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 software engineering teams, developing large-scale data processing systems, mentoring junior staff, and ensuring project success. You will leverage programming languages and technologies like Java and Python, embracing innovation and technology to enhance delivery.

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 GTM Full Stack Engineer will develop applications, contribute to system design, and work with both technical and non-technical teams to enhance user experiences and automate processes.

The iOS Software Engineer will maintain the CI/CD pipeline and Bazel build system, improving mobile build scripts and collaborating with cross-functional teams to streamline development and increase efficiency.

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

This role involves developing software solutions, performing code reviews, maintaining test automation, and collaborating on technical problem-solving. Senior engineers also provide mentorship and contribute to process improvements.

As a Software Engineer, you will build and maintain Liftoff's creative management API and UIs, drive performance, and participate in technical discussions, contributing to the team's engineering excellence.

Design, develop, and test flight software for spacecraft missions; mentor engineers, collaborate on complex software systems, and ensure project requirements are met.

The Software Engineer III is responsible for designing, developing, and testing software for space systems, mentoring team members, and ensuring code quality while adhering to best practices and project requirements.

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

Design and build scalable software services, collaborate with teams to achieve product vision, and write high-quality code for user needs.