Senior Product Engineer – AI Agent Evaluation & Infra

Company: Prolific
Apply for the Senior Product Engineer – AI Agent Evaluation & Infra
Location: London
Job Description:

Prolific is seeking a Senior Product Engineer to join the Agentic Training & Evals team, building the infrastructure to evaluate AI agents in secure environments. This 0-1 role offers ownership over technical direction and close collaboration with engineering, product, and AI research.

You’ll tackle scalable cloud infrastructure, security, and deployment challenges, while shaping how agents are trained, evaluated and improved.

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Posted: September 16th, 2026