Software Development and Data Science Internships (Winter 2027)

Build something people love Wealthsimple is Canada’s leading financial innovator. The company offers a full suite of simple, sophisticated financial products across managed investing, do-it-yourself trading, cryptocurrency, tax filing, spending and saving. Wealthsimple currently serves more than 4 million Canadians and holds over $155 billion in assets under administration. The company was founded in 2014 by a team of financial experts and technology entrepreneurs, and is headquartered in Toronto, Canada. We're proud of what we've built — and we're just getting started. Read our Culture Manual and learn more about how we work . Internships @ Wealthsimple Location: Toronto, ON (Hybrid) We offer 4-8 month internships designed for co-op students, non-co-op students, and recent graduates who are ready to ship impactful work. You'll join a high-performing team where you'll contribute to projects that are fundamentally changing how Canadians manage their money. We're committed to your growth, providing the mentorship and community you need to deepen your craft and leave better than you arrived. Our internship program operates on a hybrid model out of our Toronto headquarters. You'll be in-office on Wednesdays and Thursdays to collaborate, connect, and learn in person, while maintaining the flexibility of remote work for the rest of the week. This posting covers two roles: Software Development and Data Science Intern . Please apply to the one that best fits your interests. Please note: the role you apply for is the role you will be assessed on throughout the interview process. We are unable to accommodate requests to switch between Software Development and Data Science tracks after submission. Software Development Intern Our engineering organization spans everything from product-focused pods to financial infrastructure, building the software that powers our entire suite of services. We operate with a platform-as-a-product mindset, leveraging microservices and an agile, high-iteration approach. With rigorous automated testing and a deployment frequency of 100+ times a day, we move fast while staying secure. Our Teams: Product Engineering : Drives the development of our core offerings across Investing, Banking, Lending & Marketing. This team builds intuitive and impactful features that empower millions to achieve their financial goals. If you're passionate about crafting user-centric solutions and seeing your work make a real difference, this is your team. Main stack: React, Typescript, Ruby on Rails, Python Platform Engineering : Empowers developers by providing the platforms, tools, and infrastructure needed to build and maintain fast, reliable, secure, and scalable systems. Teams include Reliability, Infrastructure, Data Foundations, Dev Tooling, Edge and AI Platform, built with a platform-as-a-product mindset. Main stack: Typescript, Ruby on Rails, Python, Kubernetes, Snowflake Book of Records (BOR) : Builds the core financial building blocks powering our products, including a real-time ledger, and enables product teams to innovate with confidence. Main stack: Java, Kotlin Additional info on our technologies: Python used across automation, data, and internal tooling Hosted on AWS (RDS, Aurora, SQS, SNS, S3, Kafka) Deploying code 100+ times a day with rigorous automated testing Best-in-class tooling for profiling, logging, tracing, and experimentation Data Science Intern Data Science at Wealthsimple turns complex, real-world financial data into decisions, products, and experiences that help millions build wealth. We partner closely with Product, Engineering, and business leaders to design experiments, build models, and surface insights that shape what we ship. Our Teams: Agentic Analytics & Context Engineering Banking & AI Products DSE Growth & Investing Data Science Enablement Data Science Credit Analytics Fraud & AML Countermeasures Together, these teams cover