Senior Java Developer - Backend
Summary
Senior backend Core Java developer joining a team building low-latency trading application services for a major Canadian bank, working hybrid from downtown Toronto. Core stack includes server-side Java with concurrency/multithreading, GridGain caching, Solace/RV messaging, relational databases, and DevOps tools like Maven and Jenkins.
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 benefits 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.