Join as the third founding engineer at a $3.2M seed-stage startup backed by Susa Ventures and Liquid 2 VC. You will build AI-powered software infrastructure that digitizes aircraft maintenance, replacing decades-old manual processes. This is a high-ownership role shipping full-stack products for global MROs, making aerospace innovation faster, cheaper, and more accessible.
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London, UK£80k-£120k + Equity
Founding Product Engineer at Fleetcraft - VC-backed aerospace startup
Aircraft maintenance still runs on paper and manual processes—Fleetcraft is changing that. Join as a Founding Product Engineer at this Susa Ventures-backed startup building the AI infrastructure for global aerospace. You'll work alongside experts who have launched satellites and airlines to ship code that certifies aircraft 4x faster. With a £120k salary plus founding equity and a high-talent team in Fitzrovia, this is a unique chance to solve complex engineering problems in one of the world's most critical industries.
Overview
Role overview
Company
Fleetcraft
Software1-50 employees
Fleetcraft - Susa Ventures backed aerospace startup
Responsibilities
What you will do
- Build and ship full-stack product end-to-end, including data pipelines, API integrations, and React-based frontends.
- Design and deploy production-ready AI/LLM features, such as voice-to-record agents, integrated into critical aviation workflows.
- Own major architectural decisions and feature development from day one, ensuring software meets the rigorous demands of aircraft certification.
Candidate profile
Who this is a fit for
- 2-3 years of professional experience building and shipping production-grade software across the full stack (Python/FastAPI/TypeScript).
- Strong UX instincts and hands-on experience integrating AI/LLMs into user-facing systems that feel intuitive and reliable.
- Proven ability to navigate startup chaos and manage complex data integrations or ETL pipelines within a fast-moving engineering environment.
What makes it remarkable
Why this role is remarkable
- Rare opportunity to join as the third founding engineer, working alongside a world-class team from Oxford, Otta, and ESA-funded satellite projects.
- Exceptional financial backing from Susa Ventures (1-in-10 unicorn hit rate) and Liquid 2 VC, early investors in Anduril and Stoke Space.
- Direct impact on the aerospace industry, building AI/LLM-powered systems already saving global maintenance providers over 32 hours per month in documentation.
Jack & Jill
How Jack & Jill work together
I get to know what you’re great at, then find roles you’d never find yourself.Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.
I recruit from Jack’s network and make the intro when I spot a great match.And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.
Meet Jack
Jack gets to know what you're great at and what you want next, then searches 14 million jobs daily and introduces you directly to hiring managers.
How does this work?
Jack's an AI agent for job searching and career coaching. He works for you.
Jill is the AI recruiter working for the company. She recruits from Jack's network.
If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.
Jack