Senior AI Rust Engineer (C#, Platform Migration)
We're hiring a Senior Software Engineer for a globally active, multi‑asset investment firm to build and scale a high‑throughput, performance‑critical trade management platform.
You'll join a core systems team running distributed, event‑driven infrastructure processing hundreds of millions of events daily. Development is primarily in Rust, with continued work in C#/.NET as the platform is actively migrated. The team places a strong emphasis on production‑grade, AI‑assisted engineering.
What you'll do
- Build low‑latency, multithreaded Rust services at global scale
- Maintain and evolve existing C#/.NET services during the migration to Rust
- Architect and operate resilient, observable distributed systems
- Use AI coding agents to accelerate delivery, owning quality and correctness end‑to‑end
- Optimise latency, throughput, memory usage, and cloud cost
What we're looking for
- 5+ years' experience in performance‑sensitive production environments
- Strong, hands‑on Rust experience in production (mandatory)
- Practical use of AI development tools beyond basic code completion
- Recent experience in C#/.NET
- Distributed systems, async/concurrency, and Cloud experience (ideally AWS)
Nice to have
- Exposure to financial systems or trading workflows
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