Applied AI Role | Agentic Systems for Legal Workflows Remote (GMT-5 to GMT+1 overlap) | Optional hubs: London / New York Full-time | Mid-level £100,000 – £200,000 + meaningful equity Our client — AI-native LegalTech company Travel: London every 5–6 weeksWork AuthorizationMust be eligible to work in the UK / EUNo visa sponsorship currently availableMust be able to travel to London every 5–6 weeksAbout The OpportunityOur client is rebuilding legal services around AI and data. Backed by $9M+ from a tier-1 US VC, they are building a Cursor-like experience where lawyers collaborate with intelligent agents on real legal work.You will join a small, high-caliber engineering team growing from 2 to 5, with direct ownership over agent and retrieval systems used daily by internal lawyers.This is an engineering-first applied AI role focused on shipping reliable, production-grade systems — not just experimentation.What You'll BuildAgent systems that automate legal document editing and repetitive workflowsRetrieval pipelines that ground outputs with high-quality citations Deep research workflows enabling step-by-step legal investigation Model fine-tuning pipelines as internal data matures End-to-end AI features deployed into real production environments Tech EnvironmentPython (core language) LLM-powered and agentic architectures Retrieval and search systems Production backend infrastructure AI-assisted engineering workflows What They're Looking ForStrong production experience building AI systems in Python Hands-on work with LLM-powered or agentic systems Proven model training or fine-tuning experience Ability to translate ambiguous product goals into working systems Track record of shipping end-to-end in fast environments Nice to HaveExperience with vector search or hybrid retrieval Background in collaborative editor or document workflows Exposure to regulated or high-stakes domains Familiarity with GCP, Postgres, or Temporal Experience building products from zero to oneWhy This Role Stands OutMeaningful equity in a well-funded early-stage company Unlimited budget for AI coding tools Real ownership of agentic infrastructure Annual Mallorca offsite + regular team gatheringsTight feedback loop with real legal users If you have shipped real AI systems into production and care about making agents actually reliable, our client wants to meet you...