CareerPlan

Senior Generative AI Engineer

LondonFull-time2026-11-11 → 2026-11-12
Hybrid

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 and agentic workflows for buyers and sellers on a car marketplace

Domain

Automotive / Generative AI

Deliverable

production ML models

Required skills

Python, SQL, LLM APIs, retrieval and vector stores, agent design with tool use, MLOps, CI/CD, observability, evaluation design

Preferred skills

Experience with AWS and GCP, ability to reason about model failure modes (hallucination, prompt injection), cost and latency optimization

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