Java Trading Systems Developer (Banking)

Location: Toronto, ON (Hybrid)

Experience: 8+ Years

Employment Type: Full-time / Contract

Required Experience (Mandatory)

• 8+ years of overall software development experience
• 5+ years of hands‑on Java development experience in a banking environment
• 5+ years of experience developing Trading & Equities applications
• Experience building low‑latency / real‑time trading systems

Job Summary

We are seeking a Senior Java Trading Systems Developer to design, develop, and enhance high-performance Trading & Equities applications within a banking environment. The role focuses on building low‑latency, real‑time trading systems using Java and contributing to critical front‑office trading technology platforms.

Responsibilities

• Design, develop, and maintain high-performance Java‑based Trading & Equities applications
• Build and optimize low-latency, real-time trading systems
• Enhance system performance using concurrency, JVM tuning, and memory optimization techniquesTroubleshoot and resolve complex production issues
• Collaborate with trading desks, business teams, and engineering stakeholders
• Contribute to code quality through reviews and engineering best practices
• Support CI/CD pipelines and modern software delivery processes
• Apply AI‑assisted development tools where appropriate to improve productivity

Required Skills

• 8+ years of software development experience
• Strong expertise in Java programming
• Deep knowledge of multithreading, concurrency, JVM tuning, and memory management
• Experience working in a banking environment (mandatory)
• Strong experience in Trading & Equities systems development (mandatory)
• Experience with low-latency or real‑time systems
• Strong debugging and performance optimization skills

Preferred Skills

• Experience with agentic AI or AI‑assisted development tools
• Experience with Docker or Podman
• Experience with Kubernetes
• Experience with messaging systems such as Kafka or Aeron
• Experience with performance profiling and metrics‑driven optimization

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