Senior Software Engineer (Exchange Middle Platform)

Confirmed live in the last 24 hours

OKX

Hong Kong, Hong Kong SAR

On-site

Posted March 16, 2026

Job Description

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.

About the Opportunity

The Middle Platform team develops the core modules of the exchange, including the matching engine, real-time market data streaming, and market data analysis. It is the backbone of our industry-leading trading product, used by millions of users.

What You’ll Be Doing

Design and implement innovative solutions for our full range of trading products including spot, future, perpetual swap and options.
Build out real-time market data gateway.
Performance optimization for overall trading architecture aiming for low latency, high availability and scalability.

What We Look For In You

Solid STEM (Science/Technology/Engineering/Mathematics) education background or relevant working experience
Strong logical thinking and problem-solving skills.
Fluent with high-performance Java, async programming patterns, and network programming.
Experience working with distributed systems and micro service architecture.
Experience in practicing automated testing and continuous integration.
Proficiency in listening and speaking in Chinese, as the role will require cross-regio