Senior Full Stack Java Developer Jobs in Toronto, ON

We are seeking Full Stack Java Developers to join our team on a 1-year fixed term. As a Full Stack Java Developer at Deloitte, you will play a crucial role in designing, developing, and maintaining Java-based applications or software solutions for a leading North American Bank. This long-term staff augmentation role requires strong expertise with strong expertise in Java, Spring Boot, and Angular or React.

The ideal candidate will have extensive experience building scalable enterprise applications, developing microservices, designing REST APIs, and delivering modern frontend applications using Angular or React. Candidates should be comfortable working in Agile environments, collaborating with cross-functional teams, and contributing throughout the full software development lifecycle.

This role combines hands-on development, technical leadership, and collaboration with business and technology stakeholders to deliver secure, high-quality, and scalable solutions.

• Develop, maintain, and enhance enterprise applications using Java, Spring Boot, Microservices, and Angular or React.
• Design and build scalable RESTful APIs and backend services.
• Develop responsive, high-performance frontend applications using Angular or React frameworks.
• Collaborate with Product Owners, Business Analysts, QA, DevOps, and UX teams to deliver end-to-end solutions.
• Participate in system design discussions and contribute to architecture decisions for large-scale distributed systems.
• Write clean, maintainable, secure, and well-documented code following development best practices.
• Implement and maintain automated testing frameworks, unit tests, and integration tests.
• Support CI/CD pipelines, application deployments, and production releases.
• Troubleshoot and resolve application defects, performance bottlenecks, and production issues.
• Optimize application performance, scalability, reliability, and security.
• Work with relational databases such as PostgreSQL, MySQL, or Oracle and design efficient data models.
• Participate in Agile ceremonies, including sprint planning, backlog refinement, daily stand-ups, retrospectives, and sprint reviews.
• Collaborate with development teams to estimate effort, define technical solutions, and deliver features on schedule.
• Contribute to continuous improvement initiatives, coding standards, and engineering best practices.

This is your opportunity to work in Operate at Deloitte. Operate services harness the latest technologies, talent, and capabilities from all over the world to deliver ongoing outcomes and client value. We do more than traditional business process outsourcing. We do more than just “keeping the lights on.” We work shoulder-to-shoulder with clients and their customers, constantly adapting to the pace of change, to ideate, innovate, and embed continuous advantage at the heart of their operations. And we do it with the kind of drive and passion that comes from loving what you do—and who you do it with.

You are someone with these required skills, experience & qualifications:

• 6+ years of professional software development experience.
• Strong expertise in Java, J2EE, Spring Boot, and Microservices Architecture.
• Strong frontend development experience with Angular and/or React.
• Experience building and consuming REST APIs.
• Hands-on experience with Kubernetes, Docker, CI/CD pipelines, and Git-based development workflows.
• Strong knowledge of relational databases such as PostgreSQL, MySQL, or Oracle.
• Experience with Hibernate/JPA and ORM frameworks.
• Understanding of distributed systems, scalability, performance optimization, and microservices patterns.
• Experience working in Agile/Scrum environments.
• Strong communication and stakeholder collaboration skills.
• Bachelor's degree in Computer Science, Engineering, Information Technology, or related field.

It would be great for you to have some of these nice to haves as well

• Experience working in the financial services/banking industry.
• Strong analytical ability to manage multiple projects and prioritize tasks into manageable work products.
• Ability to operate independently or with minimal supervision.
• Ability to deliver technical demonstrations.

The salary range for this position is $72,000 - $138,000, and individuals may be eligible to participate in our bonus program. Deloitte is fair and competitive when it comes to the salaries of our people. We regularly benchmark across a variety of positions, industries, sectors, targets, and levels. Our approach is grounded on recognizing people's unique strengths and contributions and rewarding the value that they deliver.
Our Total Rewards Package extends well beyond traditional compensation and benefit programs and is designed to recognize employee contributions, encourage personal wellness, and support firm growth.  Along with a competitive base salary and variable pay opportunities, we offer a wide array of initiatives that differentiate us as a people-first organization. On top of our regular paid vacation days, some examples include: $4,000 per year for mental health support benefits, a $1,300 flexible benefit spending account, firm-wide closures known as "Deloitte Days", dedicated days of for learning (known as Development and Innovation Days), flexible work arrangements and a hybrid work structure.