Senior Software Engineer

Job description

Senior Software Engineer

Full Stack - Ruby on Rails, React

Up to £120k DOE

Fully Remote - must be UK based

A fast-growing sports tech company building high-performance, data-driven products for a rapidly expanding global audience is searching for a Senior Full Stack Engineer. This is a pivotal role for an experienced engineer who thrives on shaping architecture, driving technical direction, and still remaining hands-on in the codebase.

As a technical leader within a cross-functional Product Team, you’ll influence the long-term engineering strategy, guide architectural decisions, and ensure the platform scales reliably as our user base grows. You’ll act as a role model for engineering excellence - mentoring others, elevating standards, and collaborating closely with Product, Design, and Customer Success to build tools our customers truly value.

Tech Stack: Ruby on Rails, React, React Native, GraphQL

What You’ll Be Leading & Doing

• Drive architectural design, long-term technical vision, and scalable system patterns
• Lead complex fullstack development across Rails and React/React Native
• Own technical quality - setting engineering standards, reviewing code, and ensuring maintainability
• Guide the team through key scaling challenges across performance, reliability, and modularity
• Mentor and coach engineers, fostering a culture of learning and high performance
• Work closely with stakeholders and users to translate real-world needs into elegant, robust solutions
• Influence and improve engineering practices, tooling, CI/CD, and operational excellence
• Remain hands-on, contributing significant code while unblocking and supporting the team

What We’re Looking For

• Extensive experience with Ruby on Rails or similar backend frameworks at scale
• Strong expertise with React and/or React Native
• Experience designing scalable architectures, APIs, and distributed systems
• GraphQL knowledge – highly beneficial
• Excellent communication and leadership skills; able to influence without ego
• Proven ability to guide teams, mentor others, and drive engineering quality
• Someone proactive, independent, and comfortable making high-impact technical decisions
• Thrives in a fast-paced, product-driven environment and enjoys working closely with customers

We’re proud to be an equal opportunities employer and encourage applications from all backgrounds.

Extra information

Status

Open

Education Level

Secondary School

Location

London Area

Type of Contract

Full-time jobs

Published at

15-01-2026

Full UK/EU driving license preferred

No

Car Preferred

No

Must be eligible to work in the EU

No

Cover Letter Required

No

Languages

English