Full Stack Engineer (Python and React)

London, United Kingdom
Last month
£70,000 – £180,000 pa
Applications closed

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Job Type
Permanent
Work Pattern
Full-time
Work Location
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Seniority
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Education
Degree
Posted
30 Apr 2026 (Last month)

Benefits

Equity

Full Stack Engineer

LegalTech / GenAI

London (5 days onsite)

Between £70,000 - £180,000 + Equity

The Company

My client are a fast-growing legal-tech startup applying Generative AI to the entire IP lifecycle - patents, trademarks, and legal documentation. They build real production systems used by 400+ IP teams globally, including top law firms and major enterprises.

Why they stand out:

  • Series B funded,£55m raised
  • 10x+ ARR growth in the last year, now eight figures
  • Alreadyprofitable
  • Scaling rapidly: ~2060 people in London this year

What You'll Work On

  • AI-powered legal drafting & document editing
  • Vector search & citation systems
  • Patent litigation tools (claim charts, large-scale analysis)
  • Professional-grade legal workflows (not just chat UIs)

The Role

They're hiringsenior Full Stack Engineers, open tobackend- or frontend-leaning profiles.

  • Build and scale core backend foundations
  • Design APIs and data systems for global scale
  • Work closely with founders on product direction
  • Own complex UIs for AI-driven legal workflows
  • Heavy work withWYSIWYG editors (TinyMCE / CKEditor)
  • Still hands-on with backend to deliver end-to-end features

What They're Looking For

  • StrongPython and/or TypeScript and React
  • Solid full-stack fundamentals
  • Top academic background preferred
  • Comfortable moving fast in a startup environment
  • Happy beingin the office 5 days a week

Industry Insights

Discover insightful articles, industry insights, expert tips, and curated resources.

Where to Advertise AI Jobs in the UK (2026 Guide)

Where to advertise AI jobs UK in 2026: the specialist boards and communities that reach AI engineers, ML scientists and applied research talent in the UK. The candidate pool is small, highly informed and in demand across multiple sectors simultaneously. General job boards reach a broad audience but lack the specificity that AI professionals expect — and the filtering mechanisms they rely on. Specialist platforms, direct outreach and academic channels each serve a different part of the market. This guide, published by ArtificialIntelligenceJobs.co.uk, covers where to advertise AI roles in the UK in 2026, how the main platforms compare, what employers should expect to pay, and what the data says about time-to-hire across different role types.