Lead Java development for enterprise web applications and platform services in Toronto, working fully onsite five days weekly throughout an 11-month contract. This Senior Software Developer role spans technical design, development, integration, and maintenance. You will build microservices, REST APIs, reusable platform components, and database solutions. The work covers user-interface, API, workflow, integration, and data-access layers within an Agile workplace.

Key Responsibilities
- Translate technical specifications into tested, secure enterprise applications
- Build Java microservices, REST APIs, and reusable platform capabilities
- Develop database objects, queries, transformations, and integration workflows
- Implement JWT, OAuth 2.0, SSL, and identity integrations




- Maintain automated unit, integration, API, database, and interface tests

Requirements:
- 10+ years designing large-scale, multi-client web applications
- Extensive Java experience with Oracle, SQL, or comparable databases
- Significant REST API and microservices architecture experience
- Experience with JWT, OAuth 2.0, SSL, and secure communications
- Experience integrating identity and access systems Bring senior Java, microservices, database, and security expertise to enterprise platform development with Randstad Canada in Toronto.

📌 Senior Java Full Stack Developer (Toronto)
🏢 Randstad Deutschland
📍 Toronto