Overview Senior Core Java Developer
This is with a large IT services firm for a major Canadian bank. Candidate must have legal work status for Canada. Client Location is downtown Toronto, close to GO and TTC. Hybrid - In-Office 3 days per week. Increase to 4 days in September 2025. Perm/FT role, salary and perks or on contract - 6 months to start at Market rate.
Description We’re seeking to build a team of talented senior level backend core Java developers.
Ideal Candidate Hardworking, dedicated, detail oriented, focused on quality and a team player, with effective verbal and written communications.
10+ years of hands-on coding in server-side Java with strong emphasis on Java Concurrency, RX Streams, Caching (GridGain as Cache), Collections API, Messaging and Event processing across multiple streams.
Strong Multithreading experience.




5+ years of coding experience in multi-cast messaging (Solace / RV).
5+ years of coding with relational DB (SQL Server / Sybase / Oracle).
5+ years of technical design of low latency trading application services.
5+ years of Dev Ops tools (Maven, Jenkins, Nexus, Helios).
Must have 10+ years of hands-on coding in server-side Java with strong emphasis on Java Concurrency, Caching (GridGain as Cache), API, Messaging and Event processing across multiple streams.
Strong Multithreading experience.
Banking / Financial Services experience.
Nice-to-have 2+ years of hands-on experience with cloud technologies like Docker, Kubernetes or similar.
Capable of managing & leading people and delivery.

#J-18808-Ljbffr

📌 Senior Java Developer - Backend (Ontario)
🏢 CG Consulting Group
📍 Ontario