The Role
Lead the architecture and development of ultra-low-latency, high-throughput trading systems. Own complex cross-team technical initiatives, optimize Java and C++ performance, design resilient distributed infrastructure, and guide engineering standards. Provide technical mentorship, influence product roadmaps, and drive monitoring, incident response, testing, and deployment practices for mission-critical trading services.
Summary Generated by Built In
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 OKXAt 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.
Join our elite Trading Service team as a Senior Staff Software Engineer, where you will be a pivotal technical leader shaping the future of our ultra-low latency, high-throughput trading platform. This is a highly impactful individual contributor role for an exceptional engineer with a deep passion for financial markets and cutting-edge technology. You will own and drive the architectural direction for critical system components, solve the most complex technical challenges across multiple teams, and significantly influence our engineering practices and technical roadmap. Your work will directly empower millions of users and underpin the efficiency of our industry-leading exchange.
- Define and own the long-term technical architecture and strategy for core trading platform components, ensuring alignment with business goals and operational excellence
- Spearhead the design and implementation of highly challenging, ambiguous, and cross-cutting technical projects that span multiple engineering teams
- Identify and eliminate critical performance bottlenecks across the entire trading architecture, implementing advanced low-latency and high-throughput solutions in Java
- Serve as a definitive technical authority and subject matter expert in core trading systems and Java performance; provide technical guidance, code reviews, and mentorship to senior and mid-level engineers
- Stay abreast of industry trends, research emerging technologies (e.g., new concurrency models, hardware acceleration), and propose innovative solutions to enhance the platform's competitive edge
- 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; influence product roadmaps from a technical feasibility and architectural sustainability perspective
- Evangelize and enforce high standards in software engineering design, coding, testing, and deployment practices across multiple teams
What We Look For In You
- Bachelor's or Master's degree in Computer Science, Software Engineering, or a related technical field (or a strong STEM education background)
- Expert-level proficiency in modern C++, with deep knowledge of memory management, lock-free concurrency, template metaprogramming, and compiler-level performance tuning
- 10+ years of extensive professional experience designing, building, and operating high-performance, ultra-low latency distributed systems in Java
- Expert-level proficiency in Java for performance-critical applications, including profound knowledge of JVM internals, garbage collection tuning, and advanced concurrency patterns
- Proven experience as a technical leader or architect for major system components, demonstrating the ability to drive technical direction, with exceptional expertise in message-oriented middleware
- Deep understanding of network protocols, OS-level optimizations (Linux), hardware considerations, database technologies (SQL and NoSQL), and strong track record of driving DevOps practices, CI/CD, and monitoring
Nice to Haves
- PhD in Computer Science, Electrical Engineering, Physics, Mathematics, or a related quantitative discipline
- Direct experience leading the architecture or core development of matching engines, market data processing systems, or complex algorithmic trading strategies in an HFT environment
- In-depth knowledge of FIX Protocol and other relevant financial industry messaging standards
- Experience with hardware-level optimizations, FPGA/ASIC acceleration, or specialized networking components
- Active contributions to significant open-source projects, academic publications, or industry conferences in low-latency computing or FinTech
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
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 Required
- Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related technical field, or strong STEM education background
- Expert-level proficiency in modern C++, including memory management, lock-free concurrency, template metaprogramming, and compiler-level performance tuning
- 10+ years of professional experience designing, building, and operating high-performance, ultra-low-latency distributed systems in Java
- Expert-level Java proficiency for performance-critical applications, including JVM internals, garbage collection tuning, and advanced concurrency patterns
- Experience as a technical leader or architect for major system components
- Expertise in message-oriented middleware
- Understanding of network protocols, Linux OS-level optimizations, hardware considerations, SQL and NoSQL databases, DevOps, CI/CD, and monitoring
- PhD in Computer Science, Electrical Engineering, Physics, Mathematics, or a related quantitative discipline
- Experience with matching engines, market data processing systems, or algorithmic trading strategies in an HFT environment
- Knowledge of FIX Protocol and financial industry messaging standards
- Experience with FPGA, ASIC, hardware-level optimization, or specialized networking components
- Contributions to open-source projects, academic publications, or industry conferences in low-latency computing or FinTech
OKX Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about OKX and has not been reviewed or approved by OKX.
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Fair & Transparent Compensation — Pay is considered competitive or above market, especially in engineering, product, and legal roles across major hubs. This positioning is consistently cited as a major attraction for candidates.
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Healthcare Strength — Role descriptions indicate comprehensive medical, dental, vision, life, and disability coverage, with employer-paid premiums in some cases. Health coverage is highlighted alongside core benefits like PTO and parental leave.
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Wellbeing & Lifestyle Benefits — Allowances for education and fitness, meal perks and snacks, team-building budgets, and structured learning programs are described across locations. These extras enhance the total rewards package beyond base pay.
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The Company
What We Do
Founded in 2017, OKX is one of the world’s leading cryptocurrency spot and derivatives exchanges. OKX innovatively adopted blockchain technology to reshape the financial ecosystem by offering some of the most diverse and sophisticated products, solutions, and trading tools on the market. Trusted by more than 20 million users in over 180 regions globally, OKX strives to provide an engaging platform that empowers every individual to explore the world of crypto. In addition to its world-class DeFi exchange, OKX serves its users with OKX Insights, a research arm that is at the cutting edge of the latest trends in the cryptocurrency industry. With its extensive range of crypto products and services, and unwavering commitment to innovation, OKX’s vision is a world of financial access backed by blockchain and the power of decentralized finance.
