senior software developer jobs in Toronto

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  • Toronto, Ontario, Canada Robinhood Full-time

    Join us in building the future of finance. Our mission is to democratize finance for all. An estimated $124 trillion of assets will be inherited by younger generations in the next two decades. The largest transfer of wealth in human history. If you’re ready to be at the epicenter of this historic cultural and financial shift, keep reading. About the team +...


  • Toronto, ON, Canada Best Your Buy Full-time €90,000 - €130,000 Contract

    Build public-facing government portals in Toronto with React, JavaScript, and TypeScript expertise. TWC Global seeks a senior developer for registration and permit workflows. TWC Global Services is seeking a Senior Software Developer for Government Sector Enterprise projects. You will develop public-facing portals supporting Registration and Permit...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Randstad Full-time

    We are seeking a highly accomplished Senior Software Developer for an enterprise contract opportunity based in Toronto. In this role, you will take on a premier full-stack software engineering, application architecture, and technical delivery capacity, specializing in the design, development, and enhancement of scalable, multi-tier enterprise solutions. As...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Robinhood Full-time

    Shape the future of finance as a Senior Software Developer at Robinhood in Toronto. Collaborate with a high-performing team to build impactful financial solutions for millions.Join an elite team at Robinhood dedicated to addressing major financial challenges. In this hybrid role, you will lead initiatives, design scalable systems, and mentor junior...


  • Toronto, Ontario, Canada Randstad Canada Full-time

    We are seeking a dedicated and technically driven Senior Software Developer for a contract opportunity based in Toronto. In this role, you will take on an impactful AI/ML engineering, large language model (LLM) pipeline, and model inference capacity, specializing in executing batch inferences, evaluating model outputs, and managing reproducible data science...


  • Toronto, Ontario, Canada Coursera Full-time

    As a Staff Software Developer on the Monetization team, you’ll lead technical initiatives and take significant ownership over service architecture, product API development, and data modeling. You’ll design and iterate at startup speed, working with modern Java, MySQL, DynamoDB, gRPC, GraphQL, Kafka, and microservices architecture. In this role, you’ll...


  • Toronto, Ontario, Canada Robinhood Full-time

    Shape the future of finance as a Senior Software Developer at Robinhood in Toronto. Collaborate with a high-performing team to build impactful financial solutions for millions. Join an elite team at Robinhood dedicated to addressing major financial challenges. In this hybrid role, you will lead initiatives, design scalable systems, and mentor junior...


  • Toronto, Canada TextNow Full-time €113,000 - €248,000 Contract

    Webelieve thatcommunication belongs to everyone. Our mission is to democratize phone service and remove barriers that prevent people from staying connected. AsTextNowcontinues to evolve, Artificial Intelligence is becoming a foundational capability across our products, operations, and employee experience. Our AI Labs teamis responsible...


  • Toronto, Canada Verily Full-time €147,000 - €165,000 Contract

    About Verily Health Inc. At the intersection of technology, data science, and healthcare, Verily Health transforms complex health data into trusted intelligence, enabling health solutions that are more personal, predictive, and precise. Verily’s flagship Governed Health Intelligence platform, Verily Pre, enables healthcare organizations to responsibly...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Robinhood Full-time

    As a Senior Software Developer, you will focus on building and scaling our developer infrastructure You will manage and optimize monorepo builds with Bazel and own the remote build execution cluster that powers them, and you will scale CI pipelines to be fast, safe, and reliable across thousands of daily builds You will also improve the developer...


  • Toronto, Ontario, Canada Robinhood Full-time

    As a Senior Software Developer, you will focus on building and scaling our developer infrastructureYou will manage and optimize monorepo builds with Bazel and own the remote build execution cluster that powers them, and you will scale CI pipelines to be fast, safe, and reliable across thousands of daily buildsYou will also improve the developer onboarding...


  • Toronto, Ontario, Canada Turing Remote Full-time $200 - $300 Permanent

    About Us:Based in San Francisco, California, Turing is the world’s leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems. Turing supports customers in two ways: first, by accelerating frontier research with high-quality data, advanced training pipelines, plus top AI researchers who...


  • Toronto, Canada Mappedin Full-time €110,000 - €140,000 Contract

    About Mappedin Mappedin is the leading indoor mapping platform transforming the way venues are experienced, managed, and understood. Built for scale and trusted by the world’s biggest brands, our AI-powered tools make indoor mapping fast, flexible, and easy to integrate—powering indoor experiences at top destinations worldwide. With billions of square...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Amazon Inc. Full-time €150,700 - €251,700

    Description Annapurna Labs designs silicon and software that accelerates innovation. Customers choose us to create cloud solutions that solve challenges that were unimaginable a short time ago—and yesterday. Our custom chips, accelerators, and software stacks enable us to take on technical challenges that have never been seen before, and deliver results...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Bally’s Corporation Full-time €107,000 - €195,000 Temporary

    Senior Software Developer (Marketing Integrations) This role is a current vacancy , and we are actively seeking a candidate to join the team. Responsibilities Own Braze as the technical and product SME, driving platform strategy, configuration, and best practices. Build and maintain integrations connecting Braze with player accounts, sportsbook, casino,...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Magnet Forensics Full-time €125,000 - €175,000 Temporary

    Role Overview We are seeking a highly skilled Senior Software Development Engineer in Test (SDET) to support the development and deployment of next‑generation AI‑powered products. The role involves architecting, building, and maintaining production‑grade test infrastructure and automation frameworks to ensure the reliability and performance of our...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Wealthsimple Inc. Full-time

    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 $169 billion in assets...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Source Code Full-time €89 - €106 Temporary

    RQ11288 - Sr. Software Developer 1-year contract (250 business days) - possible extenion ONSITE 5 days -222 Jarvis St 5th floor Security Level: CRJMC Must-haves: ~10+ years' experience in developing n-tier Enterprise applications ~ Expertise in application design, latest design patterns, deployment and troubleshooting ~ Expertise in JPA or...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Episode Six US Full-time

    Senior Software Development Engineer in Test Toronto, Canada How do you want to pay? It’s a question you’ve answered on-screen or in-person thousands of times, but your choices have always been limited. Imagine the flexibility to pay however you want – credit, debit, multiple currencies, frequent flyer miles, loyalty points, or digital payments - all...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada FlexStaf IT Full-time

    Expand your technical expertise as a Senior Software Developer focused on Dynamics 365 and Azure solutions. Leverage your experience with the Microsoft Power platform to integrate cloud technologies effectively.We're looking for a skilled Senior Software Developer with a strong background in Dynamics 365 and Azure solution design. You’ll employ knowledge...