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S.i. Systems
Senior Full Stack Developers (5+ years) to build scalable low-latency trading systems using CoreS.i. Systems • Toronto
Senior Full Stack Developers (5+ years) to build scalable low-latency trading systems using Core

Senior Full Stack Developers (5+ years) to build scalable low-latency trading systems using Core

S.i. Systems • Toronto
30+ days ago
Job type
  • Full-time
Job description

Our financial industry client is seeking a Senior Full Stack Developer (5+ years) to build scalable low-latency trading systems using Core Java and microservices architecture

Join a high-performing Equities Technology team solving complex financial systems challenges and delivering trading solutions for global markets. This role focuses on designing and implementing next-generation Cash Equities platforms supporting high-throughput, real-time order management. The successful candidate will contribute to globally distributed development efforts driving future-state architecture modernization.

Contract, Toronto, Hybrid (2 days per week onsite), Working Hours: EST

Must Haves

  • 5+ years in software engineering of low-latency or real-time systems
  • Strong Core Java and microservices experience, including Zero GC architecture design
  • Proficiency with Linux/UNIX command line and FIX protocol within Cash Equities environments
  • Experience using DevOps tooling such as Groovy and Jenkins CI/CD for deployment automation
  • Bachelor’s degree in Computer Science or related engineering discipline

Nice to Have

  • Experience with container runtimes like Podman or Docker and orchestration using Kubernetes
  • Familiarity with message passing systems such as Kafka or Aeron
  • Background in data-driven optimizations through profiling and metrics collection

Responsibilities

  • Develop strategic FIX client-facing and market-facing trading platforms
  • Collaborate with product owners and business sponsors to prioritize requirements
  • Enhance test and deployment automation frameworks supporting continuous delivery
  • Contribute to design and implementation of a high-throughput order management system
  • Communicate effectively with global business and technology teams across multiple geographies


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Senior Full Stack Developers (5+ years) to build scalable low-latency trading systems using Core Java and microservices architecture • Toronto

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