Salary: £60,000 - 80,000 per year Requirements: • 5 years’ full stack web development experience • 3 years’ production React • 3 years’ production Node.js • Strong JavaScript/TypeScript skills • Experience designing and integrating REST APIs • Solid experience with MySQL, Git, Express.js, Tailwind CSS and Next.js • Comfort with AWS or GCP • High level of English language proficiency • Clear communicator, strong problem-solver Responsibilities: We’re looking for a Senior Full Stack Engineer who enjoys solving hard problems, takes initiative, and cares about building things properly. You’ll work across the stack, own major features end to end, and help shape the direction of a growing product. This is a hybrid role: 3 days in our Euston office, 2 days remote. Responsibilities • Lead feature planning and turn ideas into well-scoped, buildable work • Build reliable, maintainable frontend and backend systems • Improve performance, architecture and tooling as the platform grows • Work directly with founders and product to solve real user problems • Make pragmatic decisions that balance speed, quality and long-term scalability • Contribute to engineering standards and mentor teammates Technologies: AWS Backend CI/CD CSS Docker Firebase Frontend GCP Git GitHub JavaScript Jest MongoDB MySQL REST React TypeScript Web NodeJS ExpressJS Cloud NextJS Fullstack More: Loopla is a London-based family events marketplace helping parents discover and book activities for their children. We’re a small engineering team, moving quickly and building the tools that power both family discovery and organiser growth. Every engineer has real ownership and impact. The right candidate will be someone who is: • Hardworking – you enjoy tough problems and finishing work properly • Quality-focused – you don’t cut corners or leave technical debt behind • Strong in assessing effort vs impact – you prioritise well and make disciplined decisions • Self-driven – you take initiative without needing direction • Collaborative – you communicate clearly and work well with a small team Technical Stack: • Frontend: React, Next.js, TypeScript, Tailwind CSS • Backend: Node.js, Express, REST APIs • Databases: MySQL, MongoDB • Other: Git, AWS/GCP basics Benefits: • Competitive salary • Hybrid working (3 office / 2 remote) • Ownership of core product areas • Additional paid leave for every year with the company • Gym membership last updated 1 week of 2026