Sr Java Engineer Low Latency Markham

This client is seeking a senior Java engineer to design and build distributed, high-throughput systems that process real-time data under strict low-latency requirements. About the Role

You’ll be working on performance‑critical infrastructure where milliseconds matter, contributing to systems that handle large volumes of streaming market data. Responsibilities

Design, build, and optimize distributed, high-throughput Java applications for real‑time data processes Engineer systems to meet demanding low‑latency and performance targets Develop and maintain scalable, fault‑tolerant services that handle high‑volume data streams Profile, tune, and troubleshoot performance bottlenecks across the stack Collaborate with trading, quant, and infrastructure teams to deliver reliable production systems Qualifications

Solid, hands‑on experience designing and building distributed, high-throughput Java systems Proven track record with real‑time data processing and low‑latency engineering Deep understanding of concurrency, multithreading, and JVM performance tuning Experience with high‑volume, scalable, fault‑tolerant architectures Solid grasp of data structures, algorithms, and system design Required Skills

Background in trading, financial markets, or other latency-sensitive domain Experience with messaging/streaming technologies (e.g., Kafka, Aeron, Chronicle) and in‑memory data grids Contract, 6 months to start with long‑term potential. Remote with some U.S. travel

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