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Senior Generative AI Engineer

London💼 Full-time🗓 2026-09-02 → 2026-09-26

Core

Building AI applications and agentic workflows for a car-selling platform, taking them from rapid prototype to production-grade systems.

Role type

Senior Generative AI Engineer (IC)

Builds

AI features, agentic workflows, retrieval systems, and data foundations for buyers and dealers.

Domain

Automotive sales marketplace / Generative AI

Deliverable

production ML models | product features

Required skills

Python, SQL, LLM APIs, retrieval and vector stores, agent design with tool use, structured outputs, MLOps, CI/CD, observability, evaluation design, cost/latency optimization.

Preferred skills

Experience with AWS and GCP, ability to reason about model failures (hallucination, prompt injection), strong software engineering craft.

Technologies

Python, SQL, AWS, GCP, LLMs, Vector Stores

Responsibilities

Own AI features end-to-end from ambiguous problem to reliable production system; build retrieval and data foundations; design evaluation and monitoring approaches; prototype quickly and harden reusable patterns; make calls on models, cost, and latency; represent technical decisions to stakeholders.

Seniority

Senior, hands-on IC

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