Senior Java Developer (Trading Platform)

The Trading Infrastructure team is engaged in developing a high-performance Trading Platform supporting multi-asset trading. The platform prioritizes efficiency with low-latency executions, robust risk controls, and seamless integration across various financial workflows such as trading, risk management, operations, and finance.

They apply a modular architecture strategy including essential components like market data feeds, order gateways, execution algorithms, risk engines, UI dashboards, middle office reconciliation, and account infrastructure. The focus is on event-driven, deterministic system design, real-time observability, and robust security measures.

Their technology stack comprises Java (low-latency), Python, Web UI (React/Ag-Grid), Aeron, ClickHouse, Kubernetes, and modern CI/CD tools, emphasizing automation, scalability, and performance. The team also utilizes AI-powered development tools to enhance productivity and code quality.

Responsibilities:

• Design and develop core backend systems for market connectivity, order routing, execution engine, risk management, and position tracking.
• Implement ultra-low-latency and GC-free components following best practices in lock-free and off-heap programming.
• Apply event-driven and fully deterministic design principles to ensure system behavior is traceable and predictable.
• Collaborate closely with product and trading teams to transform requirements into efficient, production-ready solutions.
• Engage in performance profiling, JVM tuning, and troubleshooting complex issues in production environments.
• Create and maintain automated test suites and CI/CD pipelines.
• Participate in code reviews, architectural discussions, and technical audits to uphold high standards throughout the codebase.
• Utilize AI-driven coding tools to accelerate development and improve productivity where applicable.

Requirements:

• Over 8 years of Java backend development experience preferably in real-time or trading environments.
• Profound knowledge of Java core internals, multithreading, memory models, and garbage collection.
• Demonstrated experience in GC-free or low-GC programming including utilizing direct buffers, memory-mapped files, and sun.misc.Unsafe.
• Familiarity with Aeron, SBE, or other low-latency messaging libraries.
• Strong understanding of event-driven architecture and experience in designing fully deterministic systems.
• Solid grasp of time-series and analytical databases like ClickHouse, with exposure to kdb+ or InfluxDB as a plus.
• Experience with distributed systems, message queues, and performance tuning at the network and application layers.
• Proficiency in using AI-powered development tools to enhance code quality and speed up development.
• Strong testing discipline encompassing TDD, benchmarking, and resilience testing.

Communication and Collaboration:

• Fluency in English (spoken and written); knowledge of Chinese or other languages is beneficial but not mandatory.
• Comfortable collaborating in a global team spread across APAC, EMEA, and North America.
• Strong communication skills to interact effectively with individuals at all levels, from senior leadership to engineers and stakeholders.
• Ability to collaborate with people from diverse cultural and technical backgrounds, aligning technical decisions with business objectives.

Life @ Company:

• Encouraged to think innovatively and explore new opportunities in a talented and supportive team.
• Transformational and proactive work environment fostering thoughtful and innovative solutions.
• Focus on internal growth by developing new skill sets influencing personal and professional growth.
• Supportive work culture where colleagues help and support each other towards common goals.
• Collaborative teamwork to achieve the mission of widespread cryptocurrency adoption.
• Work flexibility adoption including flexible hours and hybrid or remote options.

Benefits:

• Competitive salary package.
• Generous annual leave benefits including birthday and work anniversary entitlement.
• Flexibility in work arrangements with options for hybrid or remote setups.
• Internal mobility program offering diverse career progression opportunities.
• Work perks such as company visa card upon joining.

About Company:

Founded in 2016, the Company serves millions of customers globally and is a rapidly growing cryptocurrency platform. With a vision of widespread Cryptocurrency adoption, the Company is dedicated to enhancing innovation and empowering the next generation of builders and entrepreneurs to foster a fairer digital ecosystem.