Senior Full Stack Engineer

£65,000 – £75,000 + benefits | London | Hybrid

We’re working with a fast-growing, purpose-driven tech company in the climate space. Their products are used by leading global banks, insurers, and asset managers to understand and manage physical climate risk.

As a Senior Full Stack Engineer, you’ll work across backend and frontend systems to build high-performance tools and integrations. You’ll collaborate closely with data science and engineering teams to deliver reliable APIs, intuitive UIs, and seamless workflows that enable clients to analyse large, complex datasets.

What you’ll do:

• Build and maintain APIs, services, and workflows (Python, TypeScript)
• Design efficient database schemas (PostgreSQL/PostGIS)
• Develop responsive interfaces and data visualisations (React/Next.js)
• Collaborate with ML, engineering, and product teams on end-to-end solutions
• Support system reliability, performance, and scalability

What we’re looking for:

• Strong experience with Python & TypeScript
• REST API development & frontend–backend integration
• Cloud (AWS) and Infrastructure as Code (Terraform)
• Exposure to React/Next.js and data visualisation tools
• Bonus: experience with containerisation, observability, or distributed systems

Process: short intro call → technical & cultural interview → take-home task → follow-up technical interview.

Benefits include: hybrid working, training budget, pension, wellbeing support, enhanced parental leave, 25+ days holiday, and more.