eFX Java Algo Developer

About the role

Talan, a global consulting group focused on business and IT transformation in financial markets, is looking for a highly skilled eFX Java Developer based in London. The role suits someone with a strong background in front-office systems, low-latency trading platforms and real-time market connectivity.

Key responsibilities

• Design, develop and maintain low-latency Java applications supporting electronic FX (eFX) trading systems.
• Work with front-office teams to build and enhance connectivity, market data, pricing and hedging components.
• Implement algorithmic trading strategies and optimise trading performance.
• Use FIX protocol and other market connectivity layers to ensure robust trade execution and data integrity.
• Optimise performance through garbage collection-aware techniques, multithreading and fine-tuned system design.
• Monitor and improve application performance with metrics and KPIs.
• Collaborate with infrastructure teams on ultra-low-latency, high-throughput, resilient systems.
• Take part in code reviews, design sessions and architecture discussions.
• Analyse and troubleshoot production issues, including Wireshark packet analysis and Solace message bus troubleshooting.

Required profile

• Proven front-office experience in FX or e-trading environments.
• Experience in connectivity, market data, core pricing and hedging strategies.
• Deep understanding of FIX protocol and electronic trading workflows.
• Expertise in Linux-based development and performance tuning.
• Experience with garbage collection-aware coding, real-time systems and machine-level performance optimisation.
• Desirable: exposure to crypto trading platforms, familiarity with machine sympathy principles, and knowledge of performance monitoring tools.

Required skills

• Core Java, multithreading, concurrency and low-latency techniques
• Solace messaging, networking fundamentals, 10GbE and multicast environments
• Wireshark or similar tools for packet analysis and latency diagnostics