Senior Rust Engineer - High Frequency Trading (HFT)

Keyrock
Brussels, Rome, Porto, Istanbul, Eindhoven, Geneva, Milan, Bahrain, Madrid, London, Berlin, Antwerp, Copenhagen, Vienna, Prague, Athens, Budapest, Paris, Frankfurt, Dublin, Warsaw, Sofia, Luxembourg, Zurich, Lisbon, Tallinn, Krakow, Zagreb
Full timeFunction: Capital Markets, Trading & QuantSkills: ["Ownership","Problem-solving","Operational diligence","Technical leadership","Communication"]

Build and optimize low-latency, mission-critical trading systems as a senior individual contributor in the Capital Markets division. Own key components end-to-end—from architecture through production operations—while collaborating with quants, traders, and engineers to improve performance and resilience. Maintain trading infrastructure with a focus on observability and operational excellence, troubleshoot production issues, and raise engineering standards through code reviews, mentoring, and agentic automation tooling.

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Keyrock
Keyrock
1 day ago

Senior Rust Engineer - High Frequency Trading (HFT)

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Source: Company careers pageValidated by: Fursa AI
Last checked: 6 hours agoStatus: Live

Job Summary

Build and optimize low-latency, mission-critical trading systems as a senior individual contributor in the Capital Markets division. Own key components end-to-end—from architecture through production operations—while collaborating with quants, traders, and engineers to improve performance and resilience. Maintain trading infrastructure with a focus on observability and operational excellence, troubleshoot production issues, and raise engineering standards through code reviews, mentoring, and agentic automation tooling.
Location: Brussels, Rome, Porto, Istanbul, Eindhoven, Geneva, Milan, Bahrain, Madrid, London, Berlin, Antwerp, Copenhagen, Vienna, Prague, Athens, Budapest, Paris, Frankfurt, Dublin, Warsaw, Sofia, Luxembourg, Zurich, Lisbon, Tallinn, Krakow, Zagreb
Employment Type: Full time
Job Function: Capital Markets, Trading & Quant
Seniority: Mid level

Key Responsibilities

  • •Design, develop, and optimize low-latency, mission-critical trading systems.
  • •Own trading stack components end-to-end, from architecture through production operations.
  • •Collaborate with quants, traders, and engineers to improve trading performance and resilience.
  • •Maintain and evolve trading infrastructure with a focus on performance, stability, observability, and operational excellence.
  • •Troubleshoot complex production issues across exchange connectivity, execution, and market data handling.

Pay and Benefits

Perks:Remote Work

Key Requirements

  • •Production-grade Rust experience building high-performance, concurrent systems, with Tokio being a strong advantage.
  • •Hands-on experience in systematic trading environments (HFT, market making, quantitative trading) with strong understanding of execution, market data, and operational risk.
  • •Strong AWS and Linux expertise, including cloud trade-offs for latency-sensitive workloads and production troubleshooting.
  • •Proficiency in Python (or other scripting languages) for strategy development, automation, and operational tooling.
  • •Familiarity with low-latency networking (TCP/UDP), packet/latency-path analysis, and kernel bypass techniques such as DPDK.
Experience:HFTMarket makingQuantitative tradingSystematic tradingDigital assetsCryptoDeFiWeb3TradingHigh-frequency trading
Skills:OwnershipProblem-solvingOperational diligenceTechnical leadershipCommunication
Tech Stack:RustTokioAWSLinuxPythonFIXRESTWebSocketTCPUDPDPDKLLMsMCP APIsCursorClaude CodeAI-First IDEsShell scripting

Company Brief

Keyrock
Keyrock provides algorithmic trading, market making, OTC and asset management services for digital assets, using proprietary high-frequency trading infrastructure to supply liquidity across crypto exchanges and DeFi protocols.
Industry: Asset Management
Company Size: Medium (51 to 250 employees)
Growth: Growth Stage Startup
Funding: Series B
Headquarters: Brussels, Belgium
Founded: 2017
Glassdoor
Glassdoor: 4.1
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