Okx1mo ago

Senior/Staff Engineer, Liquidity Platform, Trading Service

Hong Kong · Hong Kong Sarsenior

OtherStaff Engineer

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Quick Summary

Overview

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,

Technical Tools

OtherStaff Engineer

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.

Responsibilities

~1 min read

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Design and optimize high throughput order execution systems with sub-millisecond latency targets
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Build real time market data pipelines aggregating order books and price feeds from multiple exchanges
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Implement position tracking with exchange reconciliation, risk limits, and multi account support
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Develop exchange connectivity using FIX 5.0+, WebSocket, and HTTP/2 protocols
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Profile and eliminate latency hotspots using garbage free coding and lock free concurrency
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Implement pre-trade risk controls, circuit breakers, and rate limiters

Requirements

~1 min read

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

Nice to Have

~1 min read

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

Languages: Java 17+, Rust, Python

Protocols: FIX 5.0+, WebSocket, HTTP/2

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

What We Offer

~1 min read

✓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!

Listing Details

Posted: March 20, 2026
First seen: March 26, 2026
Last seen: April 25, 2026

Posting Health

Days active: 30
Repost count: 0
Trust Level: 31%
Scored at: April 25, 2026

Signal breakdown

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Okx

greenhouse

OKX is a global cryptocurrency exchange and Web3 technology company, offering trading, wallet services, and access to decentralized finance. Founded in 2017, it serves millions of users in over 100 countries.

Employees

5k+

Founded

2017

Domain

Jobs

External application · ~5 min on Okx's site

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