> Markdown version of [/jobs/ext/1990946-software-engineer-iii](https://www.wearedevelopers.com/jobs/ext/1990946-software-engineer-iii). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Engineer III - **Company:** Sierra Space - **Location:** Louisville, CO, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Testing (Software), Agile Methodology, Code Review, Scrum Methodology, Software Engineering, Git, Software Version Control, Programming Languages - **Published:** August 8, 2026 - **Apply:** https://us.experteer.com/career/view-jobs/software-engineer-iii-louisville-co-usa-58856412 ## About the Role * changes with version control (Git) and participate in documentation * Troubleshoot issues and document configurations and procedures * Stay current with industry trends in software and space technologies Tasks * Bachelor's degree in related field or equivalent experience * Typically 5+ years of related experience * Expertise in one or more programming languages; advanced software development principles * Ability to design and architect complex software systems * Experience with Agile and Scrum/Kanban methodologies * Strong problem-solving and mentoring abilities Key requirements * ## Description Experteer Overview In this role you design, develop, and test software for space systems, applying advanced principles to architect complex solutions. You mentor engineers and provide technical leadership while collaborating across teams to deliver mission-critical software. You'll code with quality and maintainability, participate in reviews, and document configurations. Staying current with industry trends and space tech ensures you help shape robust software for evolving missions. This is an opportunity to contribute to secure, space-focused capabilities within a mission-driven, collaborative environment. Compensation / Benefits * Design, develop, and test software for space systems and technologies * Architect and implement complex software systems to meet project requirements * Collaborate with team members to gather and understand project needs * Mentor and guide other engineers, providing technical leadership * Conduct code reviews and ensure adherence to standards * Manage code changes with version control (Git) and participate in documentation * Troubleshoot issues and document configurations and procedures * Stay current with industry trends in software and space technologies Tasks * Bachelor's degree in related field or equivalent experience * Typically 5+ years of related experience * Expertise in one or more programming languages; advanced software development principles * Ability to design and architect complex software systems * Experience with Agile and Scrum/Kanban methodologies * Strong problem-solving and mentoring abilities Key requirements * ## Related Videos - [What I learned as a developer from accidents in space](https://www.wearedevelopers.com/videos/642-what-i-learned-as-a-developer-from-accidents-in-space) - [Are Code Reviews Worth It? Insights from 16 Years of Review Data](https://www.wearedevelopers.com/videos/1135-are-code-reviews-worth-it-insights-from-16-years-of-review-data) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [ShapeShift: Reinventing Agile for a B2B SaaS Scale-Up](https://www.wearedevelopers.com/videos/1655-shapeshift-reinventing-agile-for-a-b2b-saas-scale-up) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) ## Related Articles - [What is Software Engineering?](https://www.wearedevelopers.com/magazine/289-what-is-software-engineering) - [Software Engineer Career: Things You Should Know](https://www.wearedevelopers.com/magazine/143-software-engineer-career-things-you-should-know) - [Is Software Engineering Hard?](https://www.wearedevelopers.com/magazine/448-is-software-engineering-hard) - [The Ultimate Software Engineer Career Path Guide for 2023](https://www.wearedevelopers.com/magazine/146-the-ultimate-software-engineer-career-path-guide-for-2023) - [The 8 Best Code Testing Tools](https://www.wearedevelopers.com/magazine/402-the-8-best-code-testing-tools) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline)