Research Engineer: AI Agent Harness & Orchestration

Company: United States Digital Space LLC
Apply for the Research Engineer: AI Agent Harness & Orchestration
Location: London
Job Description:

Tessl, based in London, is seeking a Research Engineer to join the AI Research team. You’ll help shape how we scale AI-native software development by improving agent harnessing, evaluation, and outer-loop pipelines.

You’ll work close to customers, running experiments, analyzing traces, and turning research into shipped improvements with real impact. Hybrid work with in-office days near King’s Cross.

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Posted: August 21st, 2026