1 day ago
Hong Kong, Hong KongSenior / Staff+
Responsibilities
- Design, develop, and operate automated options market-making systems covering market data, pricing, quoting, order execution, hedging, positions, and risk controls.
- Translate requirements from trading, quantitative, and product teams into reliable, testable production systems.
- Improve the performance, stability, maintainability, testing, monitoring, alerting, and recovery capabilities of critical trading paths.
- Apply AI coding tools to requirements analysis, design, development, testing, and code review while validating the quality and safety of generated code.
- Own technical design and code review for core modules and, at Senior or Staff level, lead cross-module projects and architectural evolution.
- Participate in incident resolution and post-incident reviews.
Requirements
- Bachelor's degree or above in Computer Science, Software Engineering, Mathematics, Physics, or a related discipline.
- At least two years of experience in backend engineering, real-time systems, infrastructure, or trading systems.
- Proficiency in at least one of Java, Rust, or C++, with the ability to work in a multilingual codebase.
- Strong fundamentals in operating systems, network communication, multithreading, concurrent programming, and distributed systems.
- Experience with Linux development and runtime environments, asynchronous processing, network I/O, high-performance data structures, and low-latency system optimization.
- Familiarity with TCP, UDP, WebSocket, HTTP, or proprietary exchange protocols and real-time data or trading interfaces.
- Ability to use profiling, benchmarking, and production metrics to identify bottlenecks.
- Experience or familiarity with real-time messaging, inter-process communication, build and dependency management, unit testing, integration testing, and continuous integration.
- Preferred experience includes options market making, quantitative trading, exchange connectivity, market data, order management, quoting, hedging, risk systems, market microstructure, options pricing, volatility, Greeks, PnL, inventory risk, and dynamic hedging.
- Preferred experience includes Aeron, shared memory, lock-free queues, binary protocols, market data replay, strategy simulation, trade reconciliation, production incident resolution, Python, Claude Code, or Codex.
Benefits
- Competitive total compensation package.
- Learning and development programs and education subsidy.
- Team-building programs and company events.
- Wellness and meal allowances.
- Comprehensive healthcare schemes for employees and dependants.
About OKX
OKX builds a global cryptocurrency exchange and Web3 wallet used by retail and institutional traders for spot, derivatives, and DeFi access, with developer APIs. Its business model centers on trading and financing fees, plus wallet and on-chain services. Founded in 2017 and privately held, OKX publishes monthly proof-of-reserves and operates as part of the OKG group serving crypto markets worldwide.