Senior Rust Developer – Fintech / Trading / Infrastructure

Location: London / hybrid or UK remote
Salary: Permanent: £95,000 – £140,000 + bonus and benefits. Contract: competitive day rate
Type: Permanent or contract

Our client, a high-growth business in financial technology and digital assets, needs a senior Rust developer to build the low-latency, high-reliability systems at the heart of its platform.

What you'll do:
- Design and build low-latency, high-throughput services in Rust
- Own critical components such as trading, market data, payments or core infrastructure
- Tune performance end to end: networking, concurrency and memory
- Build distributed systems that stay correct and resilient under heavy load
- Champion testing, observability and clean, maintainable code
- Mentor other engineers and lead technical design discussions

What you'll bring:
- Senior-level experience building production systems in Rust, including async Rust
- A strong background in C++ or another systems language
- Low-latency, networking and Linux performance tuning experience
- Distributed systems experience in production
- Cloud and containers (AWS or GCP, Kubernetes)
- Trading, exchange, crypto/blockchain or fintech experience a strong plus
- PostgreSQL and gRPC welcome

Benefits: Bonus, equity, pension and private healthcare (permanent roles).

Apply via Eclipse: click Apply to send us your CV. Eclipse Total Solutions, IT recruitment specialists