Overview

Java Quant Developer – FX Low Latency Market Making

A leading hedge fund with a global presence, specialising in quantitative trading and market making across multiple asset classes is seeking a highly skilled Senior Java Developer to join their rapidly expanding FX business to help design and build ultra-low-latency trading systems that power their electronic market making strategies.

The Role

As a Senior Java Developer in an FX market making team, you will play a key role in designing, implementing, and optimising cutting-edge trading systems. You will work closely with quantitative researchers, traders, and infrastructure teams to deliver software that operates at microsecond latencies, scales globally, and directly contributes to our competitive edge in the markets.

Key Responsibilities

• Design, develop, and maintain low-latency, high-throughput trading platforms in Java.
• Collaborate with quants and traders to translate market making strategies into robust, production-ready code.
• Optimise code and infrastructure for latency, performance, and reliability.
• Build and maintain connectivity to FX ECNs, liquidity providers, and venues.
• Implement monitoring, diagnostics, and failover systems for real-time trading environments.
• Provide mentorship and technical leadership to junior developers.
• Work in a fast-paced, agile environment where time-to-market is critical.

Skills & Experience Required

• Expert-level Java development skills with deep knowledge of concurrency, memory management, and the JVM internals.
• 5+ years of experience building low-latency trading systems (preferably FX, but other asset classes welcome).
• Proven track record of optimising systems at the microsecond level.
• Strong knowledge of networking (UDP/TCP, multicast, FIX, binary protocols).
• Familiarity with Linux, kernel-level tuning, and performance profiling.
• Experience with market data handling and order execution in electronic trading.
• Excellent problem-solving skills and ability to work in a high-pressure trading environment.
• Strong communication skills and collaborative mindset.

What’s on Offer

• Highly competitive compensation package (base + performance-linked bonus up to 100%).
• A collaborative and innovative environment where technology drives the business.
• Opportunities for career growth and leadership in a rapidly expanding FX team.
• State-of-the-art technology stack and access to cutting-edge infrastructure.
• High amount of autonomy and ownership

Seniority level

• Mid-Senior level

Employment type

• Full-time

Job function

• Information Technology