Senior Rust Engineer – High Frequency Trading

This is a fully remote position, open to applicants in Belgium.

📋 Description

• Design, develop, and optimize low-latency, mission-critical trading systems.

• Take ownership of essential trading stack components from architecture to production operation.

• Collaborate with quants, traders, and engineers to enhance trading performance and resilience.

• Maintain and advance trading infrastructure to ensure performance, stability, observability, and operational excellence.

• Diagnose intricate production issues related to exchange connectivity, execution, and market data.

• Promote engineering standards through technical leadership, code reviews, and mentoring.

• Utilize AI-assisted workflows, automate operational tasks, and refine agentic tooling.

• Contribute to functional, component, and production-readiness testing for vital trading components.

⛳️ Requirements

• Experience with production-grade Rust in developing high-performance, concurrent systems.

• Proficiency in Tokio is highly advantageous.

• Practical experience in systematic trading, including HFT, market making, or quantitative trading.

• Strong understanding of execution, market data, and operational risk management.

• Expertise in AWS and Linux environments.

• Knowledge of cloud infrastructure trade-offs for latency-sensitive applications.

• Skills in shell scripting, debugging, and troubleshooting production environments.

• Proficiency in Python or other scripting languages.

• In-depth knowledge of FIX, REST, WebSocket, exchange connectivity, and market data feeds.

• Understanding of low-latency networking concepts, including TCP, UDP, packet and latency path analysis, dedicated network infrastructure, and DPDK.

• Familiarity with LLMs, MCP APIs, AI-first IDEs, harness engineering, and workflow automation.

• Ability to make architectural decisions, articulate trade-offs, and guide implementation in complex systems.

• Demonstrated senior-level ownership, reliability, initiative, operational diligence, technical leadership, curiosity, and communication skills.

• Experience with Rust in a trading context.

• Capability to pass necessary background checks as a condition of employment at Keyrock.

• Candidates must reside within European time zones.

🏝️ Benefits

• A competitive salary package.

• Flexible working hours.

• Opportunity for remote work.

• Autonomy in managing your time.

• Entrepreneurial experience within a team striving for excellence.

• Positive and collaborative work environment.

• Rewards and promotions based on merit and performance.