Jobs for senior python backend at Toronto
1,000 senior python backend job listings in Canada. Find daily updated positions from leading job boards.
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Python Developer
7 days ago
Toronto, ON, Toronto Census Division, ON; Ontario, Canada JobCubby Full-time €80Description Purpose DescriptionPurposeContributes to the overall success of the Credit Risk Technology team ensuring specific individual goals, plans, initiatives are delivered in support of the team’s business strategies and objectives. Ensure all activities conducted are following governing regulations, internal policies and procedures. ...
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Senior+ Fullstack Engineer
1 day ago
Toronto, ON, Toronto Census Division, ON; Ontario, Canada Draftaid Full-timeDraftaid started by auto-generating manufacturing drawings from 3D CAD parts. We are now building the intelligence layer for mechanical engineering. What you’ll do Build product features end-to-end: Node backend, React/TypeScript frontend, Postgres Create interactive interfaces for viewing and annotating 3D and 2D CAD data Integrate with our geometry...
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Senior Backend Engineer, FinTech
1 week ago
Toronto, ON, Toronto Census Division, ON; Ontario, Canada Berkeley Payments Full-timeA payment technology leader is seeking a Senior Software Engineer to join their fully remote team. This role focuses primarily on backend development, maintaining and enhancing payment processing systems while collaborating with various teams. The ideal candidate should have over 5 years of software development experience, strong skills in API design and...
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Backend Software Engineer at Lyft
7 days ago
Toronto, Ontario, Canada Triwill Group Full-timeJoin Lyft as a Backend Software Engineer dedicated to Marketplace innovation, utilizing a hybrid working model. Contribute to building robust solutions that improve rider and driver interactions. As a member of Lyft's Marketplace team, you will work on critical engineering challenges related to pricing and rider engagement. This role will enhance your...
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Backend Java Developer with Cloud
6 days ago
Toronto, ON, Toronto Census Division, ON; Ontario, Canada Tata Consultancy Services Limited Full-timeTata Consultancy Services (TCS) is an equal opportunity employer, and embraces diversity in race, nationality, ethnicity, gender, age, physical ability, neurodiversity, and sexual orientation, to create a workforce that reflects the societies we operate in. Our continued commitment to Culture and Diversity is reflected in our people stories across our...
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Toronto Python Developer with AI Skills
7 days ago
Toronto, Ontario, Canada Iris Software Inc. Full-timeJoin Iris Software in Toronto as a Python Developer focusing on backend applications. Harness AI tools and contribute to impactful projects in a hybrid setting. As a Python Developer at Iris Software, you will be part of a dynamic team dedicated to long-term success. Your role will encompass developing backend applications and microservices while employing...
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Toronto, Ontario, Canada United States Digital Space LLC Full-timeElevate 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....
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Senior Software Engineer
18 hours ago
Toronto, Ontario, Canada Passage Full-timeWho 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...
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Toronto, ON, Canada Questrade Financial Group Full-time €100,000 - €140,000 ContractSenior 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,...
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Senior Product Engineer
1 day ago
Toronto, ON, Canada Reffie Full-time €90,000 - €120,000 ContractReffie 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...
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Senior Software Engineer
21 hours ago
Toronto, Ontario, Canada Thomson Reuters Full-timeSenior 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...
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Toronto, ON, Toronto Census Division, ON; Ontario, Canada BotDigit Full-timePython Developer Needed for Quantara AI Development We are building out features for our Quantara AI business and need a skilled Python freelancer to join us. Scope & Requirements: Build and integrate clean, responsive Python components. Connect with backend endpoints and verify data handling. Maintain clean git commits and basic code documentation. ...
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Senior Software Engineer
4 hours ago
Toronto, Ontario, Canada Worky Full-timeJob 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...
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Toronto, Ontario, Canada Supernova Technology Full-timeAdvance 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...
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GCP Data Engineer: Spark, Python
5 days ago
Toronto, ON, Toronto Census Division, ON; Ontario, Canada Aarorn Technologies Inc Full-time €40 - €48 TemporaryA leading IT services company is seeking a skilled GCP Data Engineer to design, develop, and maintain data pipelines on Google Cloud Platform. The ideal candidate will have expertise in Spark Serverless, ETL design, and Python programming. This mid-senior level contract position requires strong knowledge of data governance and GCP services like BigQuery and...
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Senior ai engineer
1 day ago
Toronto, Ontario, Canada Société Financière Manuvie Full-timeAs 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...
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API Developer
6 days ago
Toronto, ON, Toronto Census Division, ON; Ontario, Canada Astra-North Infoteck Inc. ~ Conquering today’s challenges, achieving tomorrow’s vision! Full-timeOverview API Developer Responsibilities Design, develop, and maintain API interfaces Understand and analyze user requirements to ensure effective API design Write clean, readable and testable code Ensure API functionality and reliability through regular testing and troubleshooting Work with other software developers to ensure compatibility and...
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AWS ML Developer
5 days ago
Toronto, ON, Canada Astra-North Infoteck Inc. ~ Conquering today’s challenges, achieving tomorrow’s vision! Full-time $110,000 - $130,000 ContractResponsibilities AWS Cloud Computing Design and implement ML pipelines using AWS SageMaker, including data preprocessing, model training, tuning, and deployment. Develop and integrate Generative AI applications using AWS Bedrock and foundation models (e.g., Titan, Claude, Llama). Build APIs and microservices to expose ML models for consumption by...
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Senior Machine Learning Engineer at RAVL
2 days ago
Toronto, Ontario, Canada RAVL Full-timeTransform 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...
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Data Engineer/Analyst
4 days ago
Toronto, ON, Toronto Census Division, ON; Ontario, Canada Direct IT Recruiting Inc. Full-time €55 - €64 TemporaryDirect IT Recruiting Inc. provided pay range This range is provided by Direct IT Recruiting Inc.. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range CA$55.00/hr - CA$64.00/hr Direct message the job poster from Direct IT Recruiting Inc. Business Operations Manager at Direct IT...