Full Stack Engineer (10+ years of experience) to design, implement, and optimize electronic trading platforms using Java and low-latency systems 466

Our financial services client is seeking a Full Stack Engineer (10+ years of experience) to design, implement, and optimize electronic trading platforms using Java and low-latency systems

Join a banking technology team supporting a global electronic trading platform within the equities technology space. This role focuses on designing, deploying, and optimizing scalable low-latency applications in a highly automated and containerized setting. The position offers exposure to global collaboration across distributed engineering teams and performance-focused software engineering initiatives.

Contract, Toronto, Hybrid, 3 days per week in-office. Days must align with team schedule. 4 members on the team that support morning or evenings on a rotation basis.

12 months

Must Haves
10+ years developing low-latency systems or real-time software applications
Advanced proficiency in Java including concurrency, tuning,



and memory management
Hands-on work within containerized environments and automated software development workflows
Robust troubleshooting and debugging of software engineering issues

Nice to Have
Using agentic AI for software maintenance
Container runtimes including Podman and Docker with Kubernetes orchestration
Message passing systems such as Kafka and Aeron
Data-driven optimizations including profiling and metrics collection
Working knowledge of CI/CD techniques

Responsibilities
Design enhancements to the electronic trading platform
Implement enhancements to the electronic trading platform
Deploy enhancements to the electronic trading platform
Support applications developed by the engineering team
Optimize existing trading platform components
Collaborate with software engineers across multiple time zones
Reduce repetitive tasks through automation
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📌 Full Stack Engineer 10+ Years Of Experience To Design, Implement, And Optimize Electronic Trading Platforms Using Java And Low Latency Systems 466 Toronto
🏢 S.i. Systems
📍 Toronto