Senior Software Engineer at UnlikelyAI

Jack & Jill • london, england • Posted June 20, 2026

About the Role

Job Title

Senior Software Engineer

Company

UnlikelyAI – Series A neurosymbolic AI startup

Job Description

Join the team building the future of reliable AI by combining LLMs with proprietary symbolic reasoning. You will architect a new public API and platform experience, transitioning bespoke enterprise technology into a scalable product. Work on novel problems at the intersection of probabilistic machine learning and deterministic classical computing for top‑tier financial institutions.

Location

London, UK

Why this role is remarkable

  • Work on a unique neurosymbolic stack that bridges the gap between LLMs and deterministic logic, founded by the creator of Amazon Alexa.
  • Join a Series A company already delivering high‑stakes solutions to top‑tier financial institutions and accounting firms where accuracy is non‑negotiable.
  • Play a pivotal role in a major architectural shift from...