Senior Full Stack Developer TypeScript React API

Overview

As a Senior Full Stack Engineer in our new UK operation, you will own the architecture and build products from the ground up in a fast-growing sports tech environment. You’ll work hands-on across the stack, from design to production, shaping features end-to-end and delivering real-time sports data-driven experiences. This role offers genuine founding ownership and the chance to influence technology decisions in a small, collaborative team.

Pay / Benefits

• Salary up to £120k
• Bonus
• Career growth as the company scales
• Founding engineering ownership in UK operation
• London onsite role
• Hands-on, impactful work

Responsibilities

• Shape architecture and make technology decisions for the UK operation
• Build products end-to-end from design through deployment and data reporting
• Own the full software development lifecycle, including testing and production support
• Develop across TypeScript, React, backend APIs, and possibly Rust
• Collaborate in a small, startup-like team to deliver real-time sports data and betting-related features
• Leverage AI tooling to accelerate development and recommend effective AI usage

Key requirements

• Strong TypeScript and React experience
• Backend services and APIs development
• Knowledge of Rust (preferred)
• Experience shipping consumer-facing products, ideally D2C subscriptions
• Comfort owning features from design to release and data reporting
• Experience in startups or scaling companies
• Experience with real-time systems, in-play chat, live sports data, or betting tech
• Familiarity with AI tooling in development

• Collaboration
• Problem solving
• Ownership mindset
• TypeScript
• React
• Backend services and APIs