AI Engineer: Build Production-Grade LLM Tools & Infra (Equity)

Company: Jack & Jill
Apply for the AI Engineer: Build Production-Grade LLM Tools & Infra (Equity)
Location: London
Job Description:

Jack & Jill, a high-growth startup in London, is looking for an AI Engineer to join their innovative team. You will develop end-to-end AI features and bridge the gap between AI research and production-grade software.

The role offers opportunities to work with industry veterans and contribute to a specialized lab dedicated to training advanced models, along with attractive perks like EMI share options and health insurance.

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Posted: June 13th, 2026