Rust Engineer - Trading Systems

Keyrock · Remote · Brussels · Rome · Zug · Porto · Istanbul · Eindhoven · Geneva · Milan · Amsterdam · Manama · Madrid · London · Berlin · Antwerp · Copenhagen · Vienna · Prague · Athens · Budapest · Paris · Frankfurt · Dublin · Warsaw · Sofia · Luxembourg · Remot ·
Fully remoteFull-timeMiddle3–5 years
COMPENSATION
€•• – ••k
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Listed on the employer's job board (Ashby)

  • Senior Rust Engineer
  • Fully remote (EU time zones)
  • Low-latency trading systems
  • AWS and Linux expertise
  • Market making and HFT

Join Keyrock's Capital Markets division as a Senior Rust Engineer, where you will take ownership of high-impact trading infrastructure. You will design, optimize, and operate low-latency systems while setting technical direction and driving continuous improvement in performance and reliability.

This position requires deep experience in systematic trading environments and strong AWS knowledge. You will collaborate with a global, fully remote team to deliver solutions that enhance trading performance and resilience across more than 80 exchanges.

What you'll do

  • Design and optimize low-latency, mission-critical trading systems
  • Own key trading stack components from architecture to production operation
  • Collaborate with quants and traders to improve trading performance
  • Maintain infrastructure focusing on stability and observability
  • Troubleshoot complex production issues in exchange connectivity
  • Drive engineering standards through code reviews and mentoring
  • Leverage AI-assisted workflows and automate operational tasks
  • Contribute to testing for critical trading components

What you'll need

  • Production-grade Rust experience with concurrent systems
  • Proficiency with Tokio is a strong advantage
  • Experience in systematic trading, HFT, or market making
  • Strong AWS and Linux expertise for latency-sensitive workloads
  • Proficiency in Python or other scripting languages
  • Familiarity with FIX, REST, WebSocket, and market data feeds
  • Grasp of low-latency networking and kernel bypass techniques
  • Ability to make sound architectural decisions and guide implementation

Nice to have

  • Familiarity with agentic engineering tools and LLMs
  • Experience with AI-First IDEs like Cursor or Claude Code
  • Knowledge of harness engineering and workflow automation

Stack

  • Rust
  • AWS
  • Linux
  • Python
  • Tokio
  • FIX
  • WebSocket
  • DPDK

How you'll work

  • Fully remote position
  • Must be located in European time zones
  • Flexible working hours
  • Regular online and offline team hangouts

What you get

  • Competitive salary package
  • Autonomy in time management
  • Opportunity to work remotely
  • Merit-based rewards and promotion
  • Background check required for employment