Senior Java Developer to Develop and maintain Java-based services and APIs supporting system integrations

S.i. Systems • Toronto, Ontario, Canada • Posted June 04, 2026

Location Toronto, Ontario
Job Type Contract
Category Computer Occupations
Posted June 04, 2026

Our client, Canada's largest retailer, currently has an opening for a Senior Java Developer, to support a transportation management system integration initiative in their Supply Chain Technology team.

The role will focus on supporting ongoing build and integration efforts, working across multiple systems to ensure stable, scalable interfaces and timely delivery against key milestones.

The successful candidate will work in our integration-heavy environments, logistics/supply chain systems, and with various SaaS platform.

Start Date: April 27, (target)

End Date: Dec. 11, , with possibility of extension

Location: Brampton, 4 days per week preferred for collaboration, with flexibility

Must Haves:

  • 7+ years of Java experience (Spring Boot)
  • Working knowledge of REST APIs
  • Basic SQL or Database knowledge
  • Experience with React UI
  • Exposure to Cloud environments, GCP preferred
  • Nice t...

    Interested in this role?

    Click the button below to start your application.

    Apply Now