Free cookie consent management tool by TermsFeed Generator Senior Backend Engineer (AI / LLM Systems) – London | Axioma Search
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Software Engineer

About

London-based AI startup building an AI operating system for patents. The team focuses on solving deep technical challenges in retrieval, reasoning, and enterprise-grade LLM systems. Work involves modelling complex scientific language, reasoning over long documents, and deploying secure AI systems within enterprise workflows.

What you'll do

  • Build and maintain scalable, reliable backend systems and user-facing product features
  • Translate complex patent and workflow problems into production-ready software
  • Develop secure LLM pipelines on AWS, integrating Java and Python services with retrieval and reasoning components
  • Ship quickly, gather customer feedback, and iterate
  • Own projects end-to-end across backend, frontend, infrastructure, and monitoring
  • Improve engineering patterns and help shape technical direction
  • Collaborate closely with product and customer-facing teams

What you'll need

  • Strong engineering experience in Java and/or Python (backend) and/or TypeScript/React (frontend)
  • Experience building and operating systems on AWS
  • Understanding of secure system design in enterprise environments
  • Ability to ship dependable systems end-to-end
  • Strong academic background in a STEM discipline
  • Beneficial: hands-on experience with LLMs, including RAG and evaluation

Shortlisted candidates will be contacted within 48 hours.

Back to job listings
  • Location London
  • Salary / Compensation Up to £140k + equity
  • Work Setup permanent , on-site
  • Sectors Legal Tech, GenAI
  • Skills Java, Python, TypeScript, React, AWS, LLMs
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Role Contact

Bethany Sellar

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