Founding AI Research Engineer: Real-Time Memory LLMs

Company: Dex
Apply for the Founding AI Research Engineer: Real-Time Memory LLMs
Location: London
Job Description:

Dex is partnering with a company building a proactive AI assistant that maintains a living model of a person’s work history, and acts on their behalf. The team aims to handle long-term memory, retrieve messy context, and reason live on screen across diverse sources.

You will design retrieval systems, develop reasoning models, and own the end-to-end lifecycle from hypothesis to production, using Python and cloud infrastructure in a hands-on role based in Elephant and Castle, five days a week.

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Posted: October 25th, 2026