Jobs for senior python backend at Toronto

1,000 senior python backend job listings in Canada. Find daily updated positions from leading job boards.


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

    RBC in Toronto is seeking a Data Engineering Tools Developer to build internal tools and Python-based frameworks that boost data pipeline productivity and reliability. You will create reusable tooling and Streamlit dashboards to monitor data platforms and support governance across teams. The role emphasizes Python development, data engineering experience,...


  • Toronto, Ontario, Canada Pace XL Ltd. Full-time

    This role can be located either in Toronto or Adelaide with hybrid working. Fleet Space is building the software platform behind ExoSphere, our end to end mineral exploration solution powered by space and AI. The platform brings together geophysical survey results, large scientific datasets, interactive 3D visualisation, machine learning predictions,...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Intact Financial Corporation Full-time

    Pursue excellence as a Senior AI Full-Stack Developer using Python and React within our collaborative team. Optimize and lead development initiatives while ensuring high-quality software delivery. In this role, you will engage in both frontend and backend development of AI components, actively participating in architectural design and best practices. Your...


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

    Senior Java and Python Developer (with AWS skills) Direct message the job poster from Luxoft Technical Recruiter @ Luxoft | Full Cycle Recruitment, IT Staff Project Description : Join one of the most respected and fastest-growing institutional investors in the world. Our client is a professional investment management organization that invests globally...


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

    Senior Full Stack Developer (Python+Angular) Our client is a professional investment management organization that globally invests the funds to ensure long-term sustainability. The company invests in all major asset classes, including public equity, private equity, real estate, infrastructure and fixed-income instruments. Being motivated every day by...


  • Toronto, ON, Canada Questrade Financial Group Full-time €100,000 - €140,000 Contract

    Senior Backend Engineer, Crypto and Alternative Trading Products North American Centre, 5700 Yonge St #210B, North York, ON M2M 4G3, Canada Job Description Posted Wednesday, August 19, 2026 at 4:00 AM Questrade Financial Group (QFG), through its companies - Questrade, Questbank, Questrade Wealth Management, Community Trust Company, Zolo, and Flexiti,...


  • Toronto, ON, Canada Reffie Full-time €90,000 - €120,000 Contract

    Reffie is a full-featured workflow operating system for residential leasing teams across the United States and Canada. Property management software hasn’t meaningfully changed in decades. Leasing teams still juggle a dozen inboxes, spreadsheets, and portals to do their jobs. We’re replacing that mess with one fast, modern platform that consolidates...

  • Senior Software Engineer Premium

    2 days ago


    Toronto, Ontario, Canada Morningstar Full-time US$90,489 - US$132,711 Contract

    ## About the Role As a Senior Software Engineer, you will work closely with product owners, engineering teams, and technical leads on our next generation data feed platform. This role is primarily focused on building Python-based data pipelines and file-based data delivery systems on AWS. You'll also contribute to building web interfaces for monitoring and...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada iA Financial Group (Industrial Alliance) Full-time

    iA Global Asset Management (iAGAM) seeks a results-driven quant software engineer to join the Front Office Co-Development effort. You will partner with Quant teams to translate research into production-ready solutions and to build reusable, scalable components. The role emphasizes cloud-native architectures, data pipelines, AI-assisted workflows, and...


  • Toronto, Ontario, Canada Kaseya Limited Full-time

    Join Kaseya as a Senior Platform Backend Engineer, focusing on developing event-driven systems using Go or Rust. Shape backend services that drive productivity across our platform. In this role, Kaseya is looking for a Senior Platform Backend Engineer to build and operate services that connect essential workflows and security mechanisms within the Kaseya...


  • Toronto, Ontario, Canada Passage Full-time

    Who We Are Imagine a world where your birthplace doesn’t limit your dreams. 🌍 That’s what Passage is here to create. We aren’t just a bridge of financial support; we connect families all around the world to life‑changing opportunities. We believe in a future where deserving students can pursue their dreams & ambitions—even if their parents...

  • Java Full stack

    6 days ago


    Toronto, ON, Toronto Census Division, ON; Ontario, Canada Epsilon Solutions Ltd. Full-time €45 - €50 Temporary

    Epsilon Solutions Ltd. – Java Full stack & Python Developer Location: Toronto, Canada (4 days a week on site) Employment Type: Contract Seniority Level: Mid‑Senior level Pay Range CA$45.00/hr – CA$50.00/hr Qualifications ~3+ years of experience with the Python stack ecosystem ~2+ years of experience with front‑end technologies such as...


  • Toronto, Ontario, Canada United States Digital Space LLC Full-time

    Elevate your career as a Senior Developer Productivity Leader in our Toronto office. Spearhead initiatives that enhance developer experience through AI and innovative tooling. Our company is on a mission to revolutionize finance by empowering developers. This role will see you architect systems that improve software delivery while optimizing team workflows....

  • Python Full Stack Developer Premium

    5 days ago


    Toronto, Ontario, Canada Spruce InfoTech Inc. Full-time

    Requirement Summary Role: AI Engineer (preferred background in Full Stack Development) Core Requirements Primary skill: Strong Python development expertise. Experience in building AI Agents using LLMs (Large Language Models). Hands-on experience with Vertex AI and Google Enterprise AI ecosystem. Strong software development background, not just AI research or...


  • Toronto, Ontario, Canada RAVL Full-time

    Transform financial services technology with RAVL as a Senior Machine Learning Engineer. Bring your expertise in designing scalable ML systems and cloud-native environments to life. As a Senior Machine Learning Engineer at RAVL, you'll focus on developing platforms that enhance client technology investments. This role involves architecting solutions on...


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

    Faire is helping independent retailers thrive in a world increasingly dominated by large chains and marketplaces. Every day, hundreds of thousands of retailers use Faire to discover unique products, connect with brands, and grow their businesses As a Senior Engineer on our Growth team, you’ll build products and experiments that directly influence how...


  • Toronto, Ontario, Canada Thomson Reuters Full-time

    Senior Software Engineer - AI (Materia AI) Are you excited about building AI-driven software that redefines how professionals work? Join a dynamic and highly skilled team at Thomson Reuters, where we combine the agility and innovation of a startup with the stability and resources of a global leader. As a Senior Software Engineer, you will play a pivotal role...


  • Toronto, Ontario, Canada Supernova Technology Full-time

    Advance your career with Supernova Technology as a Senior Software Engineer, responsible for designing the architecture of our cutting-edge cloud solutions. This hands-on role emphasizes secure, scalable design in the realm of securities-based lending. Founded in 2014, Supernova merges technology with finance to create a powerful platform for...

  • Senior ai engineer

    17 hours ago


    Toronto, Ontario, Canada Société Financière Manuvie Full-time

    As a Senior AI Engineer, you will be responsible for Full-Stack Software Development i.e. building modern, cloud-based, and AI-enabled applications that help Manulife make decisions easier and lives better. You will contribute to the design, development, and delivery of scalable and secure enterprise applications while integrating AI capabilities into...


  • Toronto, Ontario, Canada Worky Full-time

    Job Description WHAT IS THE OPPORTUNITY? RBC Capital Markets is a leading global investment banking company dedicated to providing services in banking, finance, and capital markets to corporations, institutional investors, asset managers, and governments globally. The Funding and Liquidity Technology group within RBC Capital Markets' Quantitative and...