Full Stack Developer

TMX Group; Toronto; Hybrid; CAD 130,000 - 150,000; Full time

Job summary

TMX Group is hiring a Full Stack Developer in Toronto, offering a hybrid work arrangement (2-3 days in-office). You will build scalable web apps using React, Node.js, JavaScript, and Python, integrating with enterprise systems via RESTful APIs and microservices.

We expect 5+ years of production experience, strong front-end and back-end skills, and solid database knowledge (PostgreSQL, MongoDB). You’ll work in a collaborative squad with Product Owners, Analysts, and Engineers, and participate in

Qualifications

• Bachelor’s degree in Computer Science, Software Engineering, or equivalent practical working experience.
• 5+ years of full-stack web development experience building production-grade applications.
• Strong expertise in modern JavaScript (ES6+), React, HTML5, CSS3, and component-based UI architecture.
• Hands-on experience developing back-end services and RESTful APIs using Node.js and Python frameworks (Express, Django, FastAPI, or Flask).
• Solid expertise in relational database design and SQL query optimization (PostgreSQL), with working familiarity with NoSQL solutions (MongoDB).
• Demonstrated hands-on experience deploying and managing applications on AWS cloud infrastructure, containerization using Docker, and automated deployment pipelines (CI/CD).
• Proficient with Git version control workflows and experience with Jira/Confluence.

Responsibilities

• Lead the technical design, front-end architecture, and back-end implementation of web applications using React, Node.js, JavaScript, and Python.
• Design, build, and maintain robust RESTful APIs, web sockets, and microservices to connect UIs with core systems.
• Audit, refactor, and optimize code for performance and scalability, including caching and query tuning.
• Design and maintain relational (PostgreSQL) and NoSQL (MongoDB) storage aligned with app needs.
• Uphold security, accessibility, and architectural best practices; conduct code reviews and write unit tests.
• Deploy, manage, and containerize apps on AWS using Docker and CI/CD pipelines.
• Collaborate in Scrum ceremonies to drive high-quality delivery.

Skills

React

JavaScript (ES6+)

HTML5

CSS3

Node.js

Python

PostgreSQL

MongoDB

REST APIs

Git

Education

Bachelor’s degree in Computer Science, Software Engineering, or equivalent

Tools

AWS

Docker

Jenkins

CodeBuild

CI/CD

Express

Django / FastAPI / Flask

Job description

Venture outside the ordinary - TMX Careers 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.

Key Accountabilities

• 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.

Must Have(s)

• 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.

Nice to Have(s)

• 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.

Salary Range

130K/year - 150K/year CAD. Please note that the salary range included is a guideline only. The salary offered may vary based on factors, including, but not limited to, the successful candidate’s relevant knowledge, skills, and experience.

Benefits & Perks

• Excitement - Explore emerging technology and innovation, as well as ventures and digital finance that shape the future of global markets! Experience the movement of the market while grounded in the stability of close to 200 years of success.
• Connection - With site hubs in some of the world’s most multicultural cities, we leverage our size and structure to create rich connections and belonging while experiencing powerful global impact through our work.
• Impact - More than a platform, we use our talents to power mission‑critical systems that drive global economic advancement, innovation, and growth. As well, our employee‑led Team Impact spreads social good via our giving strategy.
• Wellness - From empathetic leadership to a culture of flexibility and balance, we believe wellness at work creates the maximum yield and a stronger “we”. Plus, with a cloud‑first and hybrid workstyle, as well as generous time‑off and leaves, we support a life well lived!
• Growth - From a growth mindset in our work, to expansion in our business, TMX is home to action‑takers energized by the achievement of ambitious growth.

TMX 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.

Our Culture: 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. Ready to be part of the action?

TMX Group operates global markets, and builds digital communities and analytic solutions that facilitate the funding, growth, and success of businesses, traders and investors. TMX Group's key operations include Toronto Stock Exchange, TSX Venture Exchange, TSX Alpha Exchange, The Canadian Depository for Securities, Montréal Exchange, Canadian Derivatives Clearing Corporation Trayport and VettaFi, which provide listing markets, trading markets, clearing facilities, depository services, technology solutions, data products and other services to the global financial community. TMX Group is headquartered in Toronto and operates offices across North America (Montréal, Calgary, Vancouver and New York), as well as in key international markets including London, Singapore and Vienna.

For more information about TMX Group, visit www.tmx.com. Follow TMX Group on Twitter: @TMXGroup.