Senior AI Engineer – Multi-Agent Systems & Backend

Company: Jack & Jill/External ATS
Apply for the Senior AI Engineer – Multi-Agent Systems & Backend
Location: London
Job Description:

An innovative AI startup in London seeks a talented AI Engineer to join the Science team. You will design cognitive architectures and memory systems for LLM-driven agents, creating a platform that predicts human behavior with remarkable accuracy. Ideal candidates should have over 7 years of experience in building complex applications, strong proficiency in Python, and a degree in a quantitative field. This role offers a unique opportunity to work at the frontier of behavioral simulation backed by top-tier investors.#J-18808-Ljbffr…

Posted: March 31st, 2026