Senior Full-Stack Engineer (C#/ AWS/ Node.js) - A sports-tech company building the infrastructure behind athlete performance (Hybrid/ Remote) - £100k + Bonus + Stock
Europe (non-EU)
September 28, 2026 at 12:37 PM
✨ AI summary
Location
United Kingdom
Programming Languages
C#
TypeScript
Cloud Services
AWS
We are supporting a leading sports technology company who are building the systems that turn raw athlete and performance data into decisions coaches actually trust. These systems are built at speed and at scale for organisations who don't get a second chance to get it right.
Its a fantastic chance to join an innovation & engineering lead tech company whos products are used by professional sports teams & athletes all over the world.
You'll own complex, high-throughput systems end to end (architecture through to production) and make the calls that shape how the product evolves.
This will be joining one of their integral product teams where everyone plays a key role in shaping the product and building unique systems for their users.
The role & requirements:
Design and build event-driven, microservices-based systems that hold up under real load
Work across the full stack: C#, TypeScript/Node, AWS (they are open to other technologies)
Solve genuinely hard systems-design problems (scalability, resilience, data at volume)
TDD, clean architecture, no shortcuts
Shape product direction
Be involved in workshops & help decided on key technical decision/ direction of the product
Systems design is a KEY FACTOR and something they heavily look for/ implement as a buisness
What you bring
Real product experience... you've shipped things people use
Strong C#, AWS, TypeScript and Node.js experience
A genuine handle on systems design (you can explain why, not just what) - This is also a key part of their interview process
Comfort with event-driven architecture and microservices at meaningful scale
Experience working with complex systems
Disciplined engineering practice (TDD and clean code)
The ability to communicate clearly, under pressure
The role is:
Remote or hybrid (depending on location)
Offering a competitive base + bonus + equity + bonus
Offering you a chance to work on products used by real teams and real athletes