Senior C++ Engineer - Rust Since our beginnings in 2017, we've grown to be a leading change-maker in the digital asset space, renowned for our partnerships and innovation. Today, we have over 180 team members worldwide. Our diverse team hails from 42 countries, with backgrounds ranging from DeFi natives to PhDs. Predominantly remote, we have hubs in London, Brussels, and Singapore, and host regular online and offline meetups to keep the team connected. We trade on more than 80 exchanges and work with a wide array of asset issuers. As a well-established market maker, our expertise has led to rapid expansion. Our services include market making, options trading, high-frequency trading, OTC, and DeFi trading desks. We are pioneers in adopting Rust for our algorithmic trading and support the growth of Web3 startups through our Accelerator Program. We also contribute to ecosystem development by injecting liquidity into promising DeFi, RWA, and NFT protocols, and push industry progress through research and governance initiatives. At Keyrock, we are actively building the future of digital assets. Mission Statement We are seeking a Rust or C++ Engineer with trading experience to join our Options High-Frequency Trading (HFT) team . Our tech stack includes Rust, Node.js, and Python . While proficiency in Rust is preferred, we welcome strong C++/C engineers eager to learn and master Rust. As part of the Options HFT engineering team , you will drive continuous improvements in trading infrastructure and system performance. You will join a small but rapidly growing business unit within Keyrock, where your contributions will have a significant impact. This role is open to candidates in European or US time zones . What You'll Do Develop and optimize low-latency options trading systems Collaborate with quants, traders, and engineers to enhance trading strategies Maintain and improve trading infrastructure for high performance and stability Design and implement scalable, resilient trading solutions Troubleshoot and improve exchange connectivity and execution speed Support testing of critical trading components Technical Skills & Experience Strong experience in Rust and/or C++ (C background also considered) Experience in a trading environment (HFT, Market Making, Prop Trading, or similar) Willingness to become an expert in Rust Experience with PostgreSQL and protobuf-based protocols or similar Exchange connectivity experience and/or FPGA technologies (strongly preferred) Experience in High-Frequency Options Trading and low-latency systems (nice to have) Soft Skills & Competencies Ownership & Reliability – Take responsibility for your work, write maintainable code, meet deadlines, and proactively address issues. Initiative & Problem-Solving – Approach challenges proactively, make independent judgments, and drive solutions. Operational Diligence – Respond strategically to challenges, ensuring robust trading infrastructure. Curiosity & Growth Mindset – Continuously improve your skills and stay ahead of industry trends. Communication Skills – Collaborate effectively within a remote global team. Knowledge of latency optimization techniques like Speculative Execution Rollback (SER) is highly valued. Our recruitment philosophy We value self-awareness and the right skills, seeking individuals who are driven, collaborative, and committed to delivering scalable outcomes. Recruitment process HR interview Head of Engineering interview (technical) Rust challenge Head of Business Unit interview Meet the team chat Offer Our offer Competitive salary package Flexible working hours and remote work opportunities Opportunity to be part of a team striving for excellence We are committed to a diverse and inclusive workplace, welcoming employees of all backgrounds, ethnicities, genders, and creeds. We hire, reward, and promote based on merit and performance. Note: We perform background checks on all potential employees, which is a prerequisite for joining Keyrock. https://keyrock.com/careers/

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