eFX Java Algo Developer

Job Title: eFX Java Developer

Location: London
Company: Talan
Type: [Full-time]

About Talan

Talan is a global consulting group specialising in business and IT transformation, with a strong presence in financial markets, digital innovation, and data-driven technologies. We partner with leading financial institutions to deliver innovative solutions that drive performance and resilience.

We are looking for a highly skilled eFX Java Developer with a strong background in front-office systems, low-latency trading platforms, and real-time market connectivity to join our team.

Key Responsibilities

• Design, develop, and maintain low-latency Java applications supporting electronic FX (eFX) trading systems.
• Collaborate with front-office teams to build and enhance connectivity, market data, pricing, and hedging components.
• Implement algorithmic trading strategies and optimize trading performance.
• Work with FIX protocol and other market connectivity layers to ensure robust trade execution and data integrity.
• Optimize performance through garbage collection-aware techniques, multithreading, and fine-tuned system design.
• Monitor and improve application performance by designing and maintaining appropriate metrics and KPIs.
• Collaborate with infrastructure teams to ensure ultra-low-latency, high-throughput, and resilient systems.
• Participate in code reviews, design sessions, and architecture discussions for high-performance systems.
• Analyse and troubleshoot production issues, including network-level packet analysis (Wireshark) and Solace message bus troubleshooting.
• Stay up to date with emerging technologies in FX trading, crypto markets, and distributed systems.

Key Skills & Experience

Essential:

• Strong hands-on experience with Core Java, including multithreading, concurrency, and low-latency techniques.
• 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 optimization.
• Strong grasp of Solace messaging, networking fundamentals, 10GbE, and multicast environments.
• Experience with Wireshark or similar tools for packet analysis and latency diagnostics.

Desirable:

• Exposure to crypto trading platforms or digital asset markets.
• Familiarity with machine sympathy principles and high-performance system design.
• Experience designing real-time mission-critical applications with message bus technologies.
• Knowledge of performance monitoring tools and metrics instrumentation frameworks.

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