About the role

Who We Are

At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom.

OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves.

Across our multiple offices globally, we are united by our core principles: We Before Me, Do the Right Thing, and Get Things Done. These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er.

OKX is part of OKG, a group that brings the value of Blockchain to users around the world, through our leading products OKX, OKX Wallet, OKLink and more.

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

Languages: Java 17+, Rust, Python

Protocols: FIX 5.0+, WebSocket, HTTP/2

Stack: Spring, Netty, Aeron, Chronicle Queue, Redis, MySQL, InfluxDB

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!

Please note that Hong Kong is a group-level service hub, and OKX does not carry on a business of operating a virtual asset trading platform in Hong Kong.

Notice:

All official OKX vacancies are published on this website. While roles may appear on selected third-party platforms from time to time, information on other sites may be inaccurate or outdated. If in doubt, please apply directly through our official careers website.

Information collected and processed as part of the recruitment process of any job application you choose to submit is subject to OKX's Candidate Privacy Notice.

Skills & Tags

python java go rust ai ios data product

Aplyr's read

OKX is a dynamic cryptocurrency exchange attracting tech-savvy professionals focused on digital finance innovation and security.
Synthesized from recent postings & public sources

What's promising

•OKX offers a robust platform for trading a wide range of digital assets.
•The company emphasizes security, crucial in the volatile crypto market.
•OKX is expanding globally, offering diverse career opportunities.

What to watch

•Cryptocurrency markets are highly volatile, posing inherent risks.
•Regulatory scrutiny on crypto exchanges can impact operations.
•Competition among crypto exchanges is intense, requiring constant innovation.

Why OKX

•OKX integrates advanced security measures to protect user assets.
•The platform supports a variety of digital asset derivatives.
•OKX's global reach includes roles in diverse regions, enhancing cultural diversity.

Aplyr’s read is generated by AI from public sources. Was it useful?

About OKX

OKX

okx.com

View company

OKX is a leading cryptocurrency exchange that provides a platform for trading various digital assets, including cryptocurrencies and derivatives. With a focus on security and user experience, OKX aims to empower users to trade and invest in the digital economy effectively.