IT & Software

Founding Engineer

Cavendish Professionals

London · England · United Kingdom

We’re partnering with an early-stage technology company building a highly ambitious platform at the intersection of AI, data and healthcare .

They’re looking for a Founding Engineer to join a small, highly technical team and play a major role in shaping the product, architecture and engineering culture from an early stage.

This is a genuinely hands-on, 0→1 engineering role with significant ownership and the opportunity to work on technically challenging problems involving large-scale data processing, LLMs and high-performance backend systems.

What you’ll be working on:

  • Building large-scale data pipelines using Python and LLM-powered extraction
  • Designing and scaling APIs and MCP-based infrastructure for high-volume workloads
  • Turning complex, unstructured information into structured, computable data
  • Building reliable backend systems designed for low-latency, large-scale usage
  • Owning projects end-to-end, from identifying problems through to production
  • Experimenting with AI agents, coding tools and emerging AI engineering workflows
  • Helping shape technical decisions and engineering practices as an early team member

What we’re looking for:

  • 2–6 years’ commercial experience in Backend Engineering, Software Engineering or Data Engineering
  • Experience building and shipping production systems
  • Strong computer science and engineering fundamentals
  • Degree in Computer Science, Engineering, Mathematics or a closely related technical discipline
  • Experience with Rust, C or C++ would be a strong plus
  • Comfortable working in a fast-moving, high-ownership startup environment
  • Interested in AI/LLMs and modern engineering tooling

Candidates must already have UK working rights or an existing transferable visa . The company cannot provide new visa sponsorship.

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Reference: WJ-766_22645916

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