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Onboard Software Engineer - Hyperdrive

Loft Orbital - Toulouse, Occitanie, France - In-office - posted 2026-09-22

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Loft Orbital is building the first marketplace for space-based AI applications, enabling partners to publish, deploy, and monetize AI solutions running on satellites in orbit. You will join as a founding developer of this marketplace platform, working directly with the Director of Marketplace to scale from MVP to a system supporting dozens of partner solutions. In this role, you will own features end-to-end on a small, high-impact team, shipping weekly. Your responsibilities include: • Design, implement, and refine software with high ownership, driving impactful features from concept through delivery while ensuring robustness and reliability • Review code, provide clear feedback, and enforce adherence to development processes, style guides, and design standards • Design and implement unit tests for both self-authored and peer-authored code • Utilize version control systems to create feature branches, push code, and merge approved code into production • Contribute to onboard software architecture through design proposals and collaborative review • Participate in review and enhancement of software development processes and design standards • Coordinate with downstream teams on release, distribution, and adoption of latest releases • Directly participate in operating the on-orbit fleet of satellites Loft Orbital has flown 30+ missions and is scaling to 30 satellites by 2027, with offices in San Francisco, Golden (Colorado), and Toulouse. REQUIREMENTS: Must Have: • 5+ years of software engineering experience with C/C++ (C++11 or newer) and Python • Experience with version control systems (Git) • Experience with continuous integration tools (GitLab-CI, Jenkins) • Experience with build systems (Make, CMake) • Experience with library management and ABI/API version control • Understanding of distributed architecture • Familiarity with networking protocols (UDP, TCP, IP) and POSIX standards • Experience developing multi-threaded applications Nice to Have: • Familiarity with Go or Rust • Experience with embedded Linux (Yocto, device trees, systemd, Linux on ARM) • Proficiency with unit test frameworks (pytest, Googletest, Unity) • Experience with middleware frameworks (gRPC, ZMQ/NATS) • Experience with containerization (Docker, K3S, systemd-nspawn)

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