Senior Java Engineer – Low-Latency Trading Platform

Company: Saragossa
Apply for the Senior Java Engineer – Low-Latency Trading Platform
Location: London
Job Description:

Saragossa is seeking a Senior Java Developer (Low-latency) to join the Energy Trading Tech team. You will help build the core trading platform, focusing on venue connectivity, messaging, sequencing, and recovery mechanisms to enable real-time digital trading.

You will work on distributed, high-throughput systems in Linux environments, with emphasis on debugging and performance optimization. This contract role outside IR35 offers exposure to cutting-edge trading infrastructure and cloud tooling.

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Posted: September 21st, 2026