Ai Principal Engineer

Join us as an AI Principal Engineer

Want to do work that really matters?
At Checkatrade, we're building the UK's go-to home improvement marketplace. Every day, we help millions of homeowners find the right tradesperson for the job, fast, fair, and without the faff.

AI is a core part of that mission. We believe AI can genuinely improve lives and livelihoods — helping trades automate admin, win more work, and deliver with confidence, while making it easier for homeowners to find, trust, and collaborate with the right professional. We're building an AI-powered Checkatrade where intelligence sits at the heart of every product, workflow, and decision.

As our next AI Principal Engineer, based in Barcelona, you'll play a senior technical leadership role at the intersection of AI and engineering. You'll define how Checkatrade builds, integrates, and scales multi-agent systems and AI-powered APIs, turning research breakthroughs into production-grade sy...