senior full stack software developer jobs in Toronto

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1,000 senior full stack software developer job listings in Canada. Find daily updated positions from leading job boards.


  • Toronto, Ontario, Canada S I Systems Full-time

    Build modern enterprise applications as a Senior Full Stack Developer in Toronto, London, or Winnipeg, working hybrid three days weekly with Java and component-based development.This twelve-month role supports an insurance client within an Agile team. You will translate product and design requirements, develop reusable software components, and contribute to...


  • Toronto, Ontario, Canada Sanofi Full-time

    Build scalable cloud-native applications as a Full Stack Software Engineer with Sanofi in Toronto, working in a hybrid model. Apply JavaScript, TypeScript, Node.js, and React.At Sanofi Accelerator’s Global Function, this Software Engineer designs solutions accelerating research workflows and enhancing data analysis. You will translate requirements into...


  • Toronto, Ontario, Canada Coding Alpaca Full-time

    Join our innovative team as a Full Stack Software Engineer, specializing in TypeScript and backend technologies like Node or Python. This role involves end-to-end feature delivery and engaging with clients for technical decisions. We are seeking a software engineer with over three years of experience in professional development. You should have a solid...


  • Toronto, Ontario, Canada Hood L2 Full-time

    Build Robinhood’s global finance platform in Toronto using React, TypeScript, Go, and Python. Attend the office at least three days weekly.As a Full Stack Software Engineer, you will drive international expansion initiatives across frontend interfaces and backend distributed systems. You will deliver localized onboarding, multi-currency funding, regional...


  • Toronto, Ontario, Canada Harvey AI Full-time

    Why Harvey At Harvey, we’re transforming how legal and professional services operate. By combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise, we’re reshaping how critical knowledge work gets done for decades to come. This is a rare chance to help build a generational company at a true inflection point. We have strong...


  • Toronto, Ontario, Canada Autodesk, Inc Full-time

    Elevate your career as a Software Development Manager focused on generative AI integration. Lead a dedicated team creating innovative client-facing applications in a collaborative, hybrid work setting. In this leadership position, you will guide a team through technical challenges, ensuring quality and reliability in software deliverables. Your role...

  • Sr. Software Engineer

    3 hours ago


    Toronto, Ontario, Canada Pinterest, Inc. Full-time

    About Pinterest Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we’re on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite...

  • Software Engineer II

    12 hours ago


    Toronto, Ontario, Canada The Toronto-Dominion Bank (Canada) Full-time

    Work Location: Toronto, Ontario, Canada Hours: 37.5 Line of Business: Technology Solutions Pay Details: $81,600 - $115,200 CAD TD is committed to providing fair and equitable compensation opportunities to all colleagues. Growth opportunities and skill development are defining features of the colleague experience at TD.Our compensation policies and practices...


  • Toronto, Ontario, Canada (2616) Sanofi Vaccines Canada Ltd. Full-time

    Build full stack software with JavaScript, TypeScript, and React at Sanofi in Toronto, Ontario. This hybrid role supports global healthcare operations.As a Software Engineer, you will design and deliver solutions accelerating research workflows and improving data analysis. You will translate requirements into performant code, maintain cloud-native...


  • Toronto, ON, Canada Gigi Full-time

    Build Gigi’s AI agent in Toronto as a full stack software engineer using Python, TypeScript, and modern agentic systems. As an AI Builder, you will own end-to-end feature development for Gigi, the AI media manager for Amazon DSP. The work spans APIs, interfaces, data models, service integrations, testing, debugging, and architecture. You will build across...


  • Toronto, Ontario, Canada Mastercard Inc. Full-time

    Elevate your career with a Full Stack Software Engineer position. This role focuses on designing scalable software architectures and developing robust web applications in a collaborative environment. As a key member of our team, you will contribute to every development lifecycle stage, ensuring high-quality software through clean coding and peer reviews....


  • Toronto, Ontario, Canada Kraft Heinz, Inc. Full-time

    Job DescriptionPrincipal Full-Stack Software Engineer at a glance...Job DescriptionPrincipal Full-Stack Software Engineer at a glance...Location: Toronto, ON (Hybrid - 3 days/week)We are looking for a Principal Full-Stack Software Engineer to lead the our internal engineering platform, standards framework, and developer enablement ecosystem used across the...


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

    Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we’re on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Grafana Labs Full-time €170,247 - €204,297 Temporary

    Grafana Labs is the company behind Grafana Cloud, the fully managed observability platform trusted by more than 10,000 organizations to ensure reliability, resolve incidents faster, and optimize telemetry at scale. Built on open source and open standards and designed for interoperability across any stack, Grafana Cloud brings AI to observability and...


  • Toronto, Ontario, Canada Manulife Full-time

    Full Stack Software Engineer Build technology that makes a difference. Manulife is a leading international financial services provider, helping people make decisions easier and lives better. Here, you’ll have the opportunity to build meaningful digital experiences, solve complex engineering challenges, and work alongside talented people who care about...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Sanofi Group Full-time €125,300 - €208,800 Temporary

    Software Engineer - Full Stack Join Sanofi in one of our corporate functions and you can play a vital part in the performance of our entire business while helping to make an impact on millions around the world. At Sanofi Accelerator’s Global Function (GF), we work at the intersection of technology and business, partnering closely with product, finance,...


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

    Build Gigi’s AI agent in Toronto as a full stack software engineer using Python, TypeScript, and modern agentic systems. As an AI Builder, you will own end-to-end feature development for Gigi, the AI media manager for Amazon DSP. The work spans APIs, interfaces, data models, service integrations, testing, debugging, and architecture. You will build...


  • Toronto, Ontario, Canada Luxoft Full-time

    Project Description: • We’re seeking a Senior Software Engineer to enhance a cross-asset order and position management system. The engineer shall have experience designing and building robust, scalable systems that support portfolio management, order and trade lifecycle processing, and investment strategies. You will work closely with portfolio managers,...


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

    Lead the change in ecommerce with Goldin, an eBay company, as a Senior Full Stack Engineer. Utilize your expertise across the stack to foster meaningful connections in the collectibles market. In this role, you'll collaborate with a dedicated team to design, build, and maintain scalable, high-performing software solutions. Your experience in AWS, Python,...


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

    Build enterprise applications with Java and React as a Senior Full Stack Developer at Miratech, working hybrid two days weekly in downtown Toronto. This full-time senior role spans front-end interfaces, back-end systems, APIs, microservices, databases, and cloud deployments. You will translate business requirements into technical solutions while...