Senior Product Engineer (Fullstack)

Senior / Staff Product Engineer (Full Stack)

I’m partnering with a London-based AI startup that recently secured Series B funding and is developing innovative AI-driven products. They’re looking for a Senior or Staff Full Stack Product Engineer who enjoys building features end to end and seeing them make a real impact on users.

This role is perfect for strong builders and product thinkers, comfortable with ambiguity and autonomy, who enjoy fast-paced, iterative environments.

What you’ll be working on

• Develop user-facing features end to end, including agentic workflows and real-time collaboration
• Prototype and test ideas from 0 to 1
• Optimise the application for speed, scale and reliability
• Work closely with users to understand problems and design solutions
• Collaborate with engineers, product managers and designers to deliver a cutting-edge product
• Build products from concept to MVP and iterate quickly based on user feedback

  Tech environment

  • AWS and Terraform
  • Relational databases such as PostgreSQL
  • Experience in product-focused, startup or fast-moving environments

  We’d love to meet someone who

  • Is first and foremost a builder and a product thinker, not just a maintainer
  • Thrives in fast-moving, evolving environments
  • Comfortable working with ambiguity and autonomy
  • Has experience building products from concept to MVP
  • Can ship quickly and iterate based on user feedback
  • Interest and hands-on experience with AI tools and technologies
  • Collaborative and product-focused, able to communicate with technical and non-technical stakeholders

  Benefits and perks

  • Generous parental leave for all parents
  • Private healthcare with mental health support
  • Annual learning and development budget
  • Cycle to work scheme
  • Daily team lunch
  • Team retreat/work space abroad for offsites or deep work
  • Life insurance and income protection
  • Remote work flexibility (up to several weeks per year)

  This client is committed to building a diverse, equitable and inclusive team.

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