Senior Full Stack Developer

Senior Full Stack Developer (Java And React/Angular) - Operate Language My Candidate Profile Employee login Job Description Job Alerts Link Senior Full Stack Developer (Java And React/Angular) - Operate Posting Start Date: 8/6/26

• Job Type: Temporary Contract
• Work Model: Hybrid
• Reference code: 134291
• Primary location: Toronto, ON
• All available locations: Toronto, ON

Our Purpose

At Deloitte, our Purpose is to make an impact that matters. We exist to inspire and help our people, organizations, communities, and countries to thrive by building a better future. Our work underpins a prosperous society where people can find meaning and opportunity. It builds consumer and business confidence, empowers organizations to find imaginative ways of deploying capital, enables fair, trusted, and functioning social and economic institutions, and allows our friends, families, and communities to enjoy the quality of life that comes with a sustainable future. And as the largest 100% Canadian-owned and operated professional services firm in our country, we are proud to work alongside our clients to make a positive impact for all Canadians.

By living our Purpose, we will make an impact that matters.

• Have many careers in one Firm.
• Enjoy flexible, proactive, and practical benefits that foster a culture of well‑being and connectedness.
• Learn from deep subject matter experts through mentoring and on the job coaching

Summary

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.

What will your typical day look like?

• 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.

About the team

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.

Enough about us, let’s talk about you

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

• 6+ years of professiona