Zscaler Engineer / Network Engineer

Job Title: Senior Lead Java Developer
Location: Toronto, ON (Hybrid - 4 days in office, potential for 3 days after 6 months)
Job Type: Full-Time Contract

Our client, a premier financial services organization, is seeking a Senior Lead Java Developer to join their engineering team. In this role, you will combine high-level hands-on technical development with team leadership, driving shared service strategies and delivering scalable microservices solutions within an Agile environment.

Advantages

Workplace Flexibility: Hybrid model with the opportunity to transition to fewer on-site days after 6 months.

High-Impact Domain: Direct exposure to enterprise-level financial applications and modern architecture.

Leadership Growth: Perfect balance of core technical execution and hands-on team leadership/mentoring.

Modern Tech Stack: Work extensively with cloud-native, containerized microservices and automated CI/CD pipelines.

Responsibilities

Lead and contribute to all phases of the Software Development Life Cycle (SDLC) within a fast-paced Agile framework.

Design, build, and maintain efficient, reusable, and reliable Java enterprise applications and microservices at scale.

Drive continuous delivery strategies, automated testing, and causal analysis to continuously improve solution performance.

Mentor team members, foster a performance-oriented culture, and guide shared service strategies across teams.

Debug, troubleshoot, and resolve complex technical and operational issues across relational databases and distributed systems.

Collaborate effectively with both technical engineering teams and non-technical stakeholders.

Qualifications

Core Tech Stack: Expert-level experience with Core Java, Spring Framework (Spring Boot, Transaction Management), and Hibernate/JPA.

Containerization & Messaging: Hands-on experience with Kafka, OpenShift/Kubernetes, and microservice integration patterns.

Database & Data Protocols: Strong proficiency in SQL, Oracle DB, relational database design, XML, and JSON.

Testing & Quality: Proven track record in Test-Driven Development (TDD) using JUnit, Cucumber, or Litmus.

DevOps & Tooling: Experience operating in a continuous integration/continuous deployment (CI/CD) environment using Git, Eclipse/JBoss/WebLogic.

Domain & Leadership Experience: Prior background in financial domain applications with strong analytical, problem-solving, and team leadership skills.

Summary

Our client, a premier financial services organization, is seeking a Senior Lead Java Developer to join their engineering team. In this role, you will combine high-level hands-on technical development with team leadership, driving shared service strategies and delivering scalable microservices solutions within an Agile environment.

Equal-Opportunity / Inclusion Statement

Randstad Canada is committed to fostering a workforce reflective of all peoples of Canada. As a result, we are committed to developing and implementing strategies to increase the equity, diversity and inclusion within the workplace by examining our internal policies, practices, and systems throughout the entire lifecycle of the workforce, including its recruitment, retention and advancement for all employees. In addition to our deep commitment to respecting human rights, we are dedicated to positive actions to affect change to ensure everyone has full participation in the workforce free from any barriers, systemic or otherwise, especially equity-seeking groups who are usually underrepresented in Canada's workforce, including those who identify as women or non-binary/gender non-conforming; Indigenous or Aboriginal Peoples; persons with disabilities (visible or invisible) and; members of visible minorities, racialized groups and the LGBTQ2+ community.

Randstad Canada is committed to creating and maintaining an inclusive and accessible workplace for all its candidates and employees by supporting their accessibility and accommodation needs throughout the employment lifecycle. We ask that all job applications please identify any accommodation requirements by sending an email to View email address on clickmatrix.dev to ensure their ability to fully participate in the interview process.