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# Senior Rust Engineer - Remote, Flexible Hours

- **Company:** Keyrock
- **Location:** Madrid, Spain (Remote available)
- **Contract:** Permanent contract
- **Skills:** Amazon Web Services, Linux, WebSocket
- **Published:** September 25, 2026
- **Apply:** https://www.buscojobs.com.es/senior-rust-engineer-remote-flexible-hours-en-madrid-ID-373150432

## About the Role

You will own critical components end-to-end, collaborating with quants and traders to push performance and reliability in a fully remote, Europe?time?zone team.The role requires deep Rust expertise in trading environments, strong AWS/Linux skills, and familiarity with FIX/REST/WebSocket protocols.
#J-*****-Ljbffr

## Description

Keyrock is seeking a Senior Rust Engineer to join the Capital Markets division to design, build, and operate low-latency trading systems.You will own critical components end-to-end, collaborating with quants and traders to push performance and reliability in a fully remote, Europe?time?zone team.The role requires deep Rust expertise in trading environments, strong AWS/Linux skills, and familiarity with FIX/REST/WebSocket protocols.#J-*****-Ljbffr