Lead Java Engineer (eTrading) – Fixed Income & FX

Harvey Nash Technology is offering a 1-year contract with extension for a Lead Java Engineer role focused on electronic trading systems in Fixed Income and FX domains.

• 10–15+ years of Java experience with deep eTrading or Front Office technology expertise
• Hands-on background in OMS, pricing engines, pre-trade risk, or execution systems
• Strong domain knowledge in Fixed Income, FX, Swaps, or Derivatives
• Production experience with Kafka, JMS, or Solace in a trading context
• Deep understanding of Java internals including JVM, garbage collection, memory management, and performance tuning
• Expertise in multithreading and concurrency at enterprise scale
• Experience with Kubernetes, Docker, and CI/CD in production environments
• English language proficiency at C1 level

Nice to have:

• Experience with Solace, Redis, Apache Ignite
• Knowledge of React or Angular
• Experience with AWS or Azure
• Familiarity with AI-assisted development tools such as Copilot or Claude Code

• Build and own electronic trading systems such as order management, pricing engines, pre-trade workflows, and execution systems
• Collaborate directly with traders, quants, and Front Office stakeholders on Fixed Income and FX trading platforms
• Design high-performance, low-latency, real-time backend components handling live market data and trade lifecycle
• Lead a growing team of 2–4 engineers while remaining 90% hands-on
• Drive architecture decisions on distributed trading infrastructure migrating to Kubernetes-based microservices
• Implement and optimize multithreaded, concurrent systems under real-world production constraints