About this role
Who We Are
At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom.
Key Responsibilities
- Design and optimize high throughput order execution systems with sub-millisecond latency targets
- Build real time market data pipelines aggregating order books and price feeds from multiple exchanges
- Implement position tracking with exchange reconciliation, risk limits, and multi account support
- Develop exchange connectivity using FIX 5.0+, WebSocket, and HTTP/2 protocols
- Profile and eliminate latency hotspots using garbage free coding and lock free concurrency
- Implement pre-trade risk controls, circuit breakers, and rate limiters
Qualifications
- Solid STEM (Science/Technology/Engineering/Mathematics) education background.
- 5-8 years software development experience, preferably in trading/oms/latency sensitive systems
- Strong Java 17+ proficiency with understanding of JVM internals and GC behavior
- Hands-on experience with FIX 5.0+, WebSocket, and HTTP/2 protocols
- Solid multi-threaded programming and concurrent systems knowledge
- Understanding of order lifecycle and market microstructure basics
- Strong problem solving skills and attention to detail
- Excellent communication and collaboration skills
- Ability to work independently and as part of a team in a fast paced environment
Preferred Skills
- Cryptocurrency/Digital Assets: Crypto exchange APIs, DeFi, blockchain trading
- Execution Algorithms: TWAP, VWAP, iceberg, sniper, or other smart order routing strategies
- IPC Technologies: Aeron, Chronicle Queue, shared memory messaging
- Proficiency or strong interest in Rust for performance critical systems development
- Low latency libraries: Agrona Collections, Protocol Buffers, SBE for high performance serialization
- Spring Framework, Netty, Vert.x
- Timeseries databases (e.g InfluxDB)
- Redis, etcd for caching and coordination
Technical Environment
Perks & Benefits
- Competitive total compensation package
- L&D programs and education subsidy for employees' growth and development
- Various team building programs and company events
- Wellness and meal allowance
- Comprehensive healthcare schemes for employees and dependants
- More that we love to tell you along the process!
#LI-DY #LI-ONSITE
Other facts
About OKX
At OKX, we believe that the future will be reshaped by Crypto, ultimately contributing to every individual's freedom.
OKX began as a crypto exchange giving millions of people access to crypto trading and over time becoming among the largest platforms in the world. In recent years, we have developed one of the most connected Web3 wallets used by millions to access decentralized crypto applications (dApps).
OKX is a trusted brand by hundreds of large institutions seeking access to crypto markets on a reliable platform that seamlessly connects with global banking and payments. In the last year, OKX has expanded into new markets including Australia, Brazil, Netherlands, Singapore and Turkey, with plans to launch in the US, Belgium and the UAE.
We are deeply committed to shaping a fairer, more transparent and accessible society through blockchain technology. This is why we publish proof of reserves monthly, and continue to ship new innovative security features.
We believe in good sportmanship and the pursuit to be better. You may see our OKX logo neatly fitted on the McLaren F1 cars, Manchester City FC team shirts, or at the Tribeca Film Festival celebrating artists and creators. Wherever you may find us, you will notice our pursuit of making our world more efficient, transparent, and connected.
To learn more about OKX, download our app or visit: www.okx.com
UK users follow: https://www.linkedin.com/company/okxuk/
Learn more about working at OKG, the business group developing OKX, our Digital Assets Exchange, our Web3 portal and blockchain ecosystems: bit.ly/WorkingatOKG
What you'll do
- Design and optimize high throughput order execution systems with sub-millisecond latency targets. Build real-time market data pipelines aggregating order books and price feeds from multiple exchanges.
Ready to join OKX?
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