Jobs for backend developer python at London

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612 backend developer python job listings in Canada. Find daily updated positions from leading job boards.


  • London, ON, Canada, ON Cleanlist Full time

    Join a Successful and Growing Data Company Cleanlist is Canada's leading customer data company — and we’re on a mission to rid the world of bad customer data. We help hundreds of organizations clean, enrich, and acquire the data they need to drive marketing ROI, operational efficiency, and business growth. Our clients include some of the country’s most...


  • London, ON, Canada Cleanlist Full time

    Join a Successful and Growing Data Company Cleanlist is Canada's leading customer data company — and we’re on a mission to rid the world of bad customer data. We help hundreds of organizations clean, enrich, and acquire the data they need to drive marketing ROI, operational efficiency, and business growth. Our clients include some of the country’s most...


  • London, Ontario, Canada Allocore Full time


  • London, ON, Canada Allocore Full time

    STGC Technologies Consulting is the Canadian subsidiary of Summit Technology Consulting Group/Allocore, providing modern SaaS solutions in the financial services and fraud prevention sectors. At STGC, our culture is built on three core values—Urgency, Collaboration, and Commitment — which shape how we work, innovate, and support one another. Joining STGC...


  • London, ON, Canada, ON Cleanlist Full time

    A leading data company in Canada is seeking a Senior Backend Python Developer to help build robust applications and analyze business requirements. The ideal candidate will have over 5 years of experience in software development with strong Python and PostgreSQL skills. This role involves backend development, systems analysis, ensuring security compliance,...


  • London, ON, Canada Cleanlist Full time

    A leading data company in Canada is seeking a Senior Backend Python Developer to help build robust applications and analyze business requirements. The ideal candidate will have over 5 years of experience in software development with strong Python and PostgreSQL skills. This role involves backend development, systems analysis, ensuring security compliance,...


  • London, ON, Canada, ON Affirm Full time

    A financial technology company seeks an experienced Software Engineer to develop backend systems and APIs. Candidates must have at least 1.5 years of experience, proficiency in Python or Kotlin, and knowledge of distributed systems. This role offers a remote-first environment with a competitive salary range of $125,000 - $170,000 per year and comprehensive...


  • London, ON, Canada Affirm Full time

    A financial technology company seeks an experienced Software Engineer to develop backend systems and APIs. Candidates must have at least 1.5 years of experience, proficiency in Python or Kotlin, and knowledge of distributed systems. This role offers a remote-first environment with a competitive salary range of $125,000 - $170,000 per year and comprehensive...


  • London, ON, Canada LYNKED Inc. Full time

    A leading technology solutions provider based in London, ON is seeking a Software Developer. The role involves designing and maintaining applications for an IoT and smart metering ecosystem. Ideal candidates will have over 4 years of software development experience, familiarity with APIs and cloud environments, and strong problem-solving skills. This...


  • London, ON, Canada, ON LYNKED Inc. Full time

    A leading technology solutions provider based in London, ON is seeking a Software Developer. The role involves designing and maintaining applications for an IoT and smart metering ecosystem. Ideal candidates will have over 4 years of software development experience, familiarity with APIs and cloud environments, and strong problem-solving skills. This...


  • London, Canada idloom Full time

    A digital communication scale-up in Southwestern Ontario is seeking a Back-End PHP Developer to join their product development team. The ideal candidate will be a collaborative individual with strong back-end skills, particularly in Laravel or Symfony, and fluent in French. This full-time position offers flexible hours and the chance to work in brand-new...


  • London, ON, Canada, ON Affirm Full time

    A technology company is seeking an experienced backend engineer to set the technical strategy for their team and ensure effective collaboration across product development. The ideal candidate will have at least 8 years of experience in backend systems, proficiency in languages like Python or Kotlin, and strong communication skills. This role offers remote...


  • London, ON, Canada Affirm Full time

    A technology company is seeking an experienced backend engineer to set the technical strategy for their team and ensure effective collaboration across product development. The ideal candidate will have at least 8 years of experience in backend systems, proficiency in languages like Python or Kotlin, and strong communication skills. This role offers remote...


  • London, ON, Canada Affirm Full time

    A financial technology company is seeking a Senior Software Engineer, Backend in London, Ontario. The ideal candidate will have 4+ years of experience in backend system development with Python or Kotlin, and a strong background in AWS, MySQL, and Kubernetes. Responsibilities include leading a team to achieve project goals, collaborating with product...


  • London, Canada Affirm Full time

    A financial technology company is seeking a Senior Software Engineer, Backend in London, Ontario. The ideal candidate will have 4+ years of experience in backend system development with Python or Kotlin, and a strong background in AWS, MySQL, and Kubernetes. Responsibilities include leading a team to achieve project goals, collaborating with product...


  • London, Canada lumalabs.ai Full time

    A leading AI technology company in London, Ontario, is seeking a skilled Backend Engineer to design and maintain scalable backend products. You will develop high-traffic REST APIs and collaborate with cross-functional teams to create user-focused solutions. The ideal candidate has over 8 years of experience, strong proficiency in Python or Go, and...

  • Full Stack Engineer

    3 days ago


    london, on, Canada Set 2 Close | B Corp™ Full time

    Our client is hiring an Full Stack Developer to support internal software development initiatives. The ideal candidate brings strong backend development experience, solid database skills, and the ability to contribute to scalable, maintainable applications. Key Responsibilities Develop and maintain backend services using technologies such as C#/.NET,...


  • London, Canada Affirm Full time

    A financial technology company is looking for a Software Engineer II to join its remote team in Canada. The ideal candidate will have over 1.5 years of backend development experience, proficiency in Python or Kotlin, and familiarity with distributed systems such as AWS and MySQL. You'll engage in the product development lifecycle and ensure the reliability...


  • London, ON, Canada Affirm Full time

    A financial technology company is looking for a Senior Software Engineer to join their remote team. You will lead backend development for the Growth Platform, ensuring project delivery and supporting team growth. Ideal candidates have experience with distributed systems and proficiency in Python or Kotlin. This role offers a salary range of $150,000 -...


  • London, ON, Canada Affirm Full time

    A financial technology company is looking for a Senior Software Engineer to join their remote team. You will lead backend development for the Growth Platform, ensuring project delivery and supporting team growth. Ideal candidates have experience with distributed systems and proficiency in Python or Kotlin. This role offers a salary range of $150,000 -...