Senior EFX Developer (Java)

JR United Kingdom; London; On-site; GBP 60,000 - 100,000; Full time

Job summary

An established industry player is seeking a Senior EFX Developer to enhance its electronic trading solutions. This role demands a professional with a strong background in low-latency application development and a deep understanding of the financial markets, particularly Foreign Exchange (FX). You'll be working in a technically challenging environment, focusing on performance tuning, reliability, and scalability of critical trading systems. If you thrive in high-pressure situations and have a passion for cutting-edge technology, this opportunity is perfect for you.

Qualifications

• Extensive experience in low-latency application development and financial markets.
• Ability to lead technically and mentor junior team members.

Responsibilities

• Develop and optimize low-latency trading applications.
• Implement performance tuning and reliability in production environments.

Skills

Low-latency application development

Performance tuning at JVM level

Garbage collection (GC)

FIX protocol

Low-latency messaging technologies

Understanding of FX products

Pricing and trading processes

Distributed computing

Distributed caching tools

Tools

Aeron

SBE

Protobuf

Agrona

Chronicle

Hazelcast

Redis

Coherence

Job description

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We are looking for a highly skilled Senior EFX Developer to join our technical team specializing in electronic trading solutions. We seek a professional with extensive experience in low-latency application development and solid knowledge of financial markets, particularly in Foreign Exchange (FX).

Technical Requirements:

• Advanced low-latency development techniques (zero GC, copy-free)
• Performance tuning at JVM level, garbage collection (GC), and OS-level optimization
• FIX protocol
• Experience with low-latency messaging technologies: Aeron, SBE, Protobuf, Agrona, Chronicle
• Functional understanding of financial markets, especially:
• FX products: Spot, Forward, NDF
• Pricing, trading, hedging, and liquidity management processes
• RFQ & Streaming protocols, market making, and order management
• Experience with distributed computing and distributed caching tools such as:
• Hazelcast, Redis, Coherence, or similar

Profile:

• Performance-driven mindset with focus on reliability and scalability
• Ability to lead technically, mentor junior team members, and promote best practices in development and testing
• High level of autonomy, initiative, and a strong commitment to software quality in demanding production environments

If you're interested in working in a technically challenging environment, using cutting-edge technologies with a focus on critical trading systems, we look forward to your application.