Full Stack Developer

The TMX group of companies includes leading global exchanges such as the Toronto Stock Exchange, Montreal Exchange, and numerous innovative organizations enhancing capital markets.  United as a global team, we’re connecting cross-functionally, traversing industries and geographies, moving opportunity into action, advancing global economic growth, and propelling progress. Through a rich exchange of ideas, meaningful collaboration, and a nimble operating model, we're powering some of the nation's most critical systems, fueling capital formation and innovation, bringing increased opportunity to business visionaries, product ingenuity to consumers, and career exploration to our team.

As a Full Stack Developer, you will design, implement, and maintain high-performing web applications and resilient digital interfaces. Working collaboratively within a cross-functional squad alongside Product Owners, Business Analysts, and Engineers, you will leverage modern technologies including React, Node.js, JavaScript, and Python to deliver modular, scalable, and secure digital solutions.

• Reports to: Technology Partner, Capital Formation Transformation
• Job Location: Hybrid (2-3 days in office) - based in Toronto, ON.

• Application Development: Lead the technical design, front-end architecture, and back-end implementation of web applications using React, Node.js, JavaScript, and Python.
• API & System Integration: Design, build, and maintain robust RESTful APIs, web sockets, and microservices to integrate user interfaces seamlessly with core enterprise systems and data sources.
• Performance & Optimization: Audit, refactor, and optimize application code, implementing caching strategies, database query tuning, and architectural enhancements to ensure responsiveness and scalability.
• Data Storage & Modeling: Design and maintain high-performance relational (PostgreSQL) and non-relational database storage solutions aligned with application requirements.
• Quality & Engineering Standards: Conduct thorough code reviews, write comprehensive unit tests, resolve complex technical issues, and enforce security, accessibility, and architectural best practices.
• Cloud & DevOps Deployment: Deploy, manage, and containerize applications on AWS cloud infrastructure using Docker and automated deployment pipelines (CI/CD).
• Agile Collaboration: Actively participate in Scrum ceremonies—including sprint planning, backlog grooming, daily standups, and retrospectives—to drive continuous, high-quality delivery.

• Education & Experience: Bachelor’s degree in Computer Science, Software Engineering, or equivalent practical working experience, alongside 5+ years of full-stack web development experience building production-grade applications.
• Front-End Proficiency: Strong expertise in modern JavaScript (ES6+), React, HTML5, CSS3, and component-based UI architecture.
• Back-End Expertise: Hands-on experience developing back-end services and RESTful APIs using Node.js and Python frameworks (such as Express, Django, FastAPI, or Flask).
• Database Management: Solid expertise in relational database design and SQL query optimization (specifically PostgreSQL), with working familiarity with NoSQL solutions (e.g., MongoDB).
• Cloud & DevOps: Demonstrated hands-on experience deploying and managing applications on AWS cloud infrastructure, containerization using Docker, and implementing automated deployment pipelines (e.g., AWS CodeBuild, Jenkins).
• Version Control & Collaboration: Proficient with Git version control workflows and experience working with Agile tools such as Jira and Confluence.

• Deep expertise across advanced AWS cloud infrastructure services and architectural design.
• Familiarity with financial markets, capital markets, or transaction processing services.
• Practical experience establishing automated testing suites and CI/CD testing pipelines using frameworks such as Pytest, Jest, Selenium, or Cypress.

Please note that our company is not currently sponsoring work permit applications and the applicant must be authorized to work in the country where this position is located. 

TMX is committed to creating and sustaining a collegial work environment in which all individuals are treated with dignity and respect and one which reflects the diversity of the community in which we operate. We provide accommodations for applicants and employees who require it.