Senior Java Developer - Backend

PCRecruiter - Recruitment Software & Applicant Tracking System; Toronto; Hybrid; CAD 100,000 - 120,000; Full time

Job summary

A leading IT services firm in Toronto seeks a Senior Java Developer - Backend. The role requires 10+ years in server-side Java and strong multithreading expertise, focusing on quality and teamwork. This hybrid position involves in-office presence three days per week, increasing to four days by September 2025. Competitive salary and benefits available.

Qualifications

• 10+ years of hands-on coding in server-side Java.
• 5+ years of coding experience in multi-cast messaging.
• 5+ years of technical design of low latency trading application services.

Responsibilities

• Build a team of senior backend core Java developers.
• Focus on quality with effective verbal and written communication.
• Utilize strong multithreading experience.

Skills

Java Concurrency

RX Streams

Caching (GridGain)

Collections API

Messaging

Event processing

Multithreading

Multi-cast messaging

Relational DB (SQL Server)

Dev Ops tools

Tools

Maven

Jenkins

Nexus

Helios

Docker

Kubernetes

Job description

Overview

Senior Java Developer - Backend

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

We’re seeking to build a team of talented senior level backend core Java developers

Must have

• 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)

Nice-to-have

• 2+ years of hands-on experience with cloud technologies like Docker, Kubernetes or similar
• Capable of managing & leading people and delivery