Senior Staff Software Engineer, Trading Service (Retail Trading)

OKX will be prioritising applicants who have a current right to work in Singapore, and do not require OKX's sponsorship of a visa

About OKX

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

Join our Retail Trading team and you will be working alongside a high-performing team to deliver comprehensive and timely market information to millions of retail users. You will leverage your expertise to design and build easy-to-use applications with distinguishable precision, speed, and insights. In this role, you’ll also contribute to the evolution of our architectural foundations, ensuring that our solutions remain reliable, scalable, and adaptable in a rapidly evolving market.

What You’ll Be Doing

Design, develop, and maintain high-quality backend systems for market analysis in a fast-paced, dynamic environment.

Collaborate closely with product managers, frontend engineers, and infrastructure teams to deliver scalable and efficient solutions.

Continuously improve system reliability, scalability, and maintainability through thoughtful design and engineering best practices.

Actively participate in code reviews, architecture design discussions, and technical planning sessions.

Contribute to team culture by sharing knowledge, writing documentation, and mentoring other engineers.

What We Look For In You

10+ years of backend development experience in internet-scale environments, with strong system design and engineering capabilities.

Proficient in Java, with solid computer science fundamentals and a commitment to clean, maintainable code with strong attention to code quality, with an emphasis on readability, scalability, and maintainability.

Experience designing and leading the development of complex, consumer-facing systems.

Background in building internet-scale growth or operations platforms (e.g., content operations, user engagement, or growth automation systems).

Familiar with mainstream middleware and infrastructure components such as MySQL, Kafka, Elasticsearch, and Redis.

Experienced in microservices architecture design and knowledgeable about service governance frameworks (e.g., Nacos, Sentinel, Gateway) and containerization technologies (e.g., Docker, Kubernetes).

Strong understanding of multithreading, network models, and JVM memory architecture.

Nice to Haves

Product-minded, with the ability to assess value and prioritize from a user's perspective.

Highly self-motivated, curious, and growth-oriented.

Strong alignment with company values and a willingness to lead by example.

A genuine interest in the cryptocurrency industry and belief in its long-term potential.

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 allowances

Comprehensive healthcare schemes for employees and dependants

More that we love to tell you along the process!

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Notice:

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