Senior Java Developer – Trading Platform

Worldwide Salaried Open

Job Description:

Design and develop core backend systems including market connectivity, order routing, execution engine, risk, and position tracking.
Implement ultra-low-latency and GC-free components using best practices in lock-free and off-heap programming.
Apply event-driven and fully deterministic design principles to ensure traceable and predictable system behavior.
Collaborate closely with product and trading teams to translate requirements into performant, production-ready solutions.
Participate in performance profiling, JVM tuning, and debugging complex issues in production.
Develop and maintain automated test suites and CI/CD pipelines.
Engage in code reviews, architecture discussions, and technical audits to ensure high standards across the codebase.
Use AI-driven coding tools (e.g., GitHub Copilot or similar) to accelerate development and improve productivity where appropriate.

Requirements:

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

Benefits:

Competitive salary
Attractive annual leave entitlement including: birthday, work anniversary
401(k) plan with employer match
Eligible for company-sponsored group health, dental, vision, and life/disability insurance
Work Flexibility Adoption. Flexi-work hour and hybrid or remote set-up
Aspire career alternatives through us. Our internal mobility program can offer employees a diverse scope.

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