Senior Staff Software Engineer, Trading Service (C++)

About the job

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

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 Trading Service team is the backbone of our exchange's industry-leading trading product, which is utilized by millions of users. We are responsible for the core order and position management systems, enabling a full spectrum of trading products, including manual, automatic, and social trading, as well as brokerage services. Our platform supports diverse financial instruments such as spot, margin, futures, options, and perpetuals.

As a Senior Staff Software Engineer in the C++ team, you will play a crucial role in shaping the infrastructure and architecture of these critical systems, ensuring we maintain our competitive edge in the fast-paced financial markets.

What You’ll Be Doing

• Design and implement innovative solutions for our full range of trading products, including spot, futures, perpetual swaps, and options
• Build out our industry-leading trading platform, focusing on core infrastructure and architectural components
• Drive performance optimization for the overall trading architecture, aiming for ultra-low latency, high availability, and scalability
• Identify and eliminate critical performance bottlenecks across the entire trading architecture, implementing advanced low-latency and high-throughput solutions in C++
• Serve as a technical authority and subject matter expert in C++ performance and core trading systems; provide technical guidance, perform rigorous code reviews, and mentor senior and mid-level engineers
• Design highly resilient, fault-tolerant systems and drive best practices in monitoring, alerting, incident response, and post-mortem analysis for mission-critical trading infrastructure
• Collaborate extensively with Stakeholders to translate strategic business needs into highly efficient and scalable technical solutions.

What We Look For In You

• Bachelor's degree in Computer Science, Software Engineering, or a related technical field (or a strong STEM education background)
• 10+ years of professional experience in software development, with a deep and demonstrable track record in designing, building, and operating high-performance, ultra-low latency distributed systems in C++ within the financial services or trading domain
• Excellent C/C++ programming and software design skills, including debugging, performance analysis, and test design
• Experience in practicing automated testing and continuous integration
• Good understanding of networking and I/O on Linux; familiar with performance optimization techniques and tools on the Linux platform

Nice to Haves

• Experience in developing high-performance, low-latency systems
• Strong logical thinking and problem-solving skills
• Willingness to learn all aspects of trading products in financial and crypto markets, including spot, futures, swaps, options, and structured products
• Passionate about technology, eager for challenges and take ownership of your work

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!

#LI-ML1 #LI-ONSITE

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