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Overview:
We’re hiring Senior Core Java Developers for a greenfield eFX trading platform build-out. The team is focused on ultra-low latency architecture (sub-millisecond) and is looking for engineers who understand performance at the microsecond level. This is a front-office role building execution services, market connectivity, and pricing engines from scratch.
Key Responsibilities:
* Design and build ultra-low latency components for pricing, execution, and market data distribution.
* Collaborate with Traders and Quants to optimise end-to-end performance.
* Lead development of critical path systems including market gateways, matching engines, and order handlers.
* Core Java (11+), with expertise in low-level programming: threading, memory management, lock-free design.
* Proven experience with low-latency techniques:
* Zero GC / off-heap memory
* False sharing avoidance
* GC tuning and performance profiling (JMH, JFR, GC logs, etc.)
* Experience building systems with sub-millisecond latency targets.
* Strong exposure to low-latency messaging technologies (e.g. Aeron, Chronicle Queue, SBE, UDP multicast).
* Market connectivity (e.g. FIX, exchange/broker APIs) experience.
Seniority level
* Seniority level
Mid-Senior level
Employment type
* Employment type
Full-time
Job function
* Industries
Financial Services, Capital Markets, and Investment Banking
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