Senior Full Stack Software Engineer (Node / Typescript / React)

🔒 Confidential Employer
Posted 8 May 2026
LOCATION
London
TYPE
Full-time
LEVEL
Mid-Senior level
CATEGORY
Software Engineering
This employer holds a UK Home Office sponsor license — sponsorship for this specific role is at the employer’s discretion

SKILLS

TypeScript Node.js React MySQL Docker AWS Agentic AI Tools Web Architecture

FULL DESCRIPTION

Senior Full Stack Software Engineer (Node / Typescript / React)

[Employer hidden — sign up to reveal] is a technology-driven start-up on a mission to revolutionise personalised skincare. We’ve delivered millions of treatments across our multi-brand ecosystem ([Employer hidden — sign up to reveal], Hair + Me, Renew + Me), powered by a proprietary stack.

  • Location: London, England, United Kingdom (Hybrid - 3 days Paddington HQ)
  • Type: Full-time
  • Experience: Senior

The Mission

At [Employer hidden — sign up to reveal], we value shipped impact over 'hours spent typing'. Use agentic tools to speed up the mundane and solve hard problems: scale, experimentation and architecture.

What You'll Do

  • Direct Agentic Workflows: Use agentic tools to navigate, plan, refactor, and ship features across our Node / Typescript / React stack.
  • Full-Stack Ownership: Architect and deploy end-to-end features, from backend logic and database schemas to modern frontend experiences.
  • Lead Engineering Evolution: Help define our 'AI-native' development standards and mentor the team.

Who You Are

  • The AI Edge: Power user of agentic AI, able to orchestrate edits and detect LLM hallucinations.
  • Pragmatic Architect: Know when to trust an agent and when to step in; value clean code, type systems, and robust testing.
  • High Agency: Problem-solver thriving in fast-paced, autonomous environment.

Technical Skills

  • Command of Typescript for full stack development.
  • Experience with relational databases (MySQL preferred) and ORM frameworks.
  • Experience with React and maintaining frontend design systems.
  • Familiarity with containerisation (Docker) and cloud platforms (AWS preferred).
  • Understanding of modern web architecture and performance optimisation.

Why [Employer hidden — sign up to reveal]?

  • High Leverage: Best tools and autonomy.
  • Make a difference: Revolutionary company improving millions of lives.
  • Equity: Every employee has a stake.
  • Perks: Free breakfast and lunch, dog-friendly HQ, 25 days holiday, £500 annual development budget.

Benefits

  • 25 Days Holiday + Bank Holidays
  • Free Breakfast & Lunch
  • Hybrid working (remote Wed/Thu, office Mon/Tue/Fri 10-4 core)
  • Equity & Competitive salary
  • Health and wellbeing focus (healthcare cash plan, cycle to work)
  • £500 annual development budget
  • Nursery fee assistance for working parents
  • Culture club, discounted products, employee referral scheme
  • Dog-friendly office

More About [Employer hidden — sign up to reveal], Hair + Me and Renew + Me

[Employer hidden — sign up to reveal] launched over six years ago to revolutionise skincare through personalised, clinically-effective treatment. Now a category leader, we've delivered millions of treatments. Hair + Me brings prescription-led treatment for hair health. Renew + Me is our latest brand for midlife women. We recently raised £10 million Series B funding backed by Octopus Ventures.

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