Java Performance Expert for High-Performance Financial Systems

15 hours ago


Mississauga, Ontario, Canada Open Systems Technologies Full time
Job Title

Senior Java Performance Engineer

About the Role

At Open Systems Technologies, we are seeking an experienced Senior Java Developer to join our team based out of Mississauga. This is a long-term contract opportunity with extension possibilities.

Key Responsibilities
  • Design and develop high-performance server-side components using Java and Spring.
  • Collaborate with cross-functional teams to ensure system performance and efficiency.
  • Develop and maintain robust, scalable, and fault-tolerant software systems.
  • Architect and design e-trading systems using Java, FIX, and other relevant technologies.
Requirements

To be successful in this role, you will need:

  • At least 10+ years of experience in developing service-oriented applications using Java.
  • Strong expertise in Core Java, Spring, and related technologies.
  • Hands-on experience with technical skills including FIX, TDD, BDD, KDB, and UNIX Scripting.
  • Excellent problem-solving skills, data structures, design patterns, object-oriented programming, architecture, algorithms, and multithreading techniques.
  • Familiarity with low-latency Java programming and performance tuning.
  • Experience architecting and designing high-performance server-side components.
What We Offer

We offer a competitive salary of approximately $120,000 - $150,000 per year, depending on experience. Our benefits package includes flexible working arrangements and opportunities for growth and development within the company.



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