Full Stack Engineer at fast-growing AI startup

  • Jack & Jill/External ATS
  • Jan 16, 2026
Full time I.T. & Communications

Job Description

Full Stack Engineer

Company description: Fast-growing AI startup

Location: London, UK

Job Description

Join a high-performance engineering team building cutting-edge AI solutions. We are seeking a Full Stack Engineer, with a slight backend bias, to take ownership of complex technical challenges. You will work closely with the founding team to scale our platform, improve system architecture, and deliver high-impact features for our growing user base.

Why this role is remarkable
  • Work alongside an elite engineering team in a high-density talent environment focused on technical excellence
  • Join a well-funded venture at an early stage, backed by top-tier VCs and seeing significant market traction
  • Benefit from a culture that values autonomy, rapid iteration, and solving hard problems with modern technology
What you will do
  • Design, develop, and deploy scalable backend services and intuitive frontend components
  • Collaborate with the founding team to define the product roadmap and technical architecture
  • Optimize application performance and ensure system reliability as the platform scales globally
The ideal candidate
  • Demonstrable track record of excellence from a top-tier university or world-class technology company
  • 1-5 years of professional experience with a strong foundation in backend development and system design
  • Proven ability to thrive in fast-paced startup environments and a passion for building AI-driven products