python backend engineer jobs in Toronto

10,000 python backend engineer job listings in Canada. Find daily updated positions from leading job boards.


  • Toronto, ON, Canada Kumaran Full-time €120,000 - €170,000 Contract

    Build Python 3.x backend services and automation tooling at Kumaran Systems, working with REST APIs and Linux production environments. This senior engineering role requires seven-plus years of production Python development using Python 3.9 or newer. You will develop services with FastAPI, Flask, or Django REST Framework, while supporting Oracle databases,...


  • Toronto, Ontario, Canada Apexon Full-time $120,000 - $150,000 Contract

    About Apexon Apexon is a digital-first technology services firm specializing in accelerating business transformation and delivering human-centric digital experiences. We bring together distinct core competencies in AI, analytics, app development, cloud, commerce, CX, data, DevOps, IoT, mobile, quality engineering and UX, with proprietary accelerators and...


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

    Build Python 3.x backend services and automation tooling at Kumaran Systems, working with REST APIs and Linux production environments. This senior engineering role requires seven-plus years of production Python development using Python 3.9 or newer. You will develop services with FastAPI, Flask, or Django REST Framework, while supporting Oracle databases,...


  • Toronto, ON, Canada Staffingine LLC Full-time $100,000 - $140,000 Contract

    Python backend engineering in Toronto centers on scalable APIs, distributed systems, and secure financial platforms. In-person interviewing is mandatory for local candidates.This Python Backend Engineer builds and scales high-performance backend systems. The work includes RESTful API development, platform engineering, system design, and backend integrations....


  • Toronto, ON, Canada Princeton IT Services, Inc Full-time $110,000 - $170,000 Contract

    Take on a vital role as a Senior Python Backend Engineer focusing on API and platform engineering in Toronto, Ontario. Develop scalable backend solutions for mission-critical financial platforms. This on-site position is suited for candidates with 5-10+ years of strong Python backend development experience. You will design and implement backend services...


  • Toronto, ON, Canada BeachHead Full-time $89,833 - $119,782 Contract

    A top financial firm in Toronto is looking for an experienced Python Developer to develop and maintain backend systems and microservices. The role requires 5-7 years of backend development experience with strong Python skills. Responsibilities include building APIs, collaborating with stakeholders, and participating in code reviews. Competitive pay range of...


  • Toronto, ON, Canada Acquird.io Full-time €150,000 - €200,000 Contract

    Acquird.io in Downtown Toronto offers a senior-to-staff Python backend role with a strong focus on Flask/Django and microservices. You will own features end-to-end, debug customer issues, and integrate across a complex system, while occasionally touching server-side rendered frontend with HTMX and GraphQL APIs. The role emphasizes ownership,...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Acquird.io Full-time

    Acquird.io in Downtown Toronto offers a senior-to-staff Python backend role with a strong focus on Flask/Django and microservices. You will own features end-to-end, debug customer issues, and integrate across a complex system, while occasionally touching server-side rendered frontend with HTMX and GraphQL APIs. The role emphasizes ownership,...


  • Toronto, ON, Canada Dominion Dynamics Full-time $120,000 - $180,000 Contract

    Build secure backend systems in Python and Rust for AuraNet from Ottawa or Toronto, supporting real-time data across disconnected environments.As a Senior Software Engineer Backend, you will design distributed systems for Dominion Dynamics’ mesh networking platform. The work spans networking, security, containers, and autonomous platforms. You will own an...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Princeton IT Services, Inc Full-time

    Take on a vital role as a Senior Python Backend Engineer focusing on API and platform engineering in Toronto, Ontario. Develop scalable backend solutions for mission-critical financial platforms. This on-site position is suited for candidates with 5-10+ years of strong Python backend development experience. You will design and implement backend services...


  • Toronto, Ontario, Canada Yoush Consulting Full-time

    Yoush Consulting is seeking a Back End Developer in Toronto to create innovative web applications for healthcare solutions. The role requires 3 years of development experience, preferably with Python, and involves working collaboratively with teams to improve and maintain systems.The ideal candidate will have strong analytical skills and proficiency in...


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

    Build secure backend systems in Python and Rust for AuraNet from Ottawa or Toronto, supporting real-time data across disconnected environments. As a Senior Software Engineer Backend, you will design distributed systems for Dominion Dynamics’ mesh networking platform. The work spans networking, security, containers, and autonomous platforms. You will own...

  • Backend Engineer

    3 days ago


    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, ON, Canada Beanfield Technologies Inc. Full-time $90,000 - $110,000 Contract

    Beanfield Technologies Inc. is seeking a motivated Software Engineer to design, develop, and enhance backend systems, APIs, and data processing tools using Python, Java, and modern web frameworks.You will collaborate with product managers to deliver scalable software aligned with business goals. You will contribute creatively to Beanfield's growth, writing...


  • Toronto, ON, Canada Astra-North Infoteck Inc. ~ Conquering today’s challenges, achieving tomorrow’s vision! Full-time $95,000 - $105,000 Contract

    Back End Developer - Master-Level Internship Location: Toronto, Ontario, Canada Salary: $95,000.00 - $105,000.00 Employment Type: Full-time Seniority Level: Mid-Senior level Job Function: Information Technology (IT Services and IT Consulting) Job Overview Implement backend solutions using AWS services such as Lambda and ECS containers, ensuring code adheres...


  • toronto county, canada Top Financial Firm Full-time

    Seeking an experienced Python Backend Engineer for a financial firm in Toronto to develop and maintain backend systems and microservices, including building APIs.


  • Toronto, Ontario, CA, ON Turing Remote Full-time $416,000 - $624,000 Contract

    **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...

  • Python Backend

    2 days ago


    Toronto, ON, Canada Princeton IT Services, Inc Full-time

    Job Title Python Backend & System DesignLocation Toronto, CanadaJob Type ContractJob Overview We are seeking a Senior Platform Engineer with 4–6 years of experience in Python backend development, API design, and system architecture. The ideal candidate will have a strong foundation in software engineering principles and hands‑on experience building...


  • Toronto, ON, Canada Thomson Reuters Full-time €100,000 - €145,000 Contract

    A leading technology company in Toronto is seeking a Senior Software Engineer to design and implement backend services for AI-native products. The ideal candidate has over 4 years of experience, strong skills in Python, FastAPI, and PostgreSQL. Responsibilities include building scalable APIs, collaborating with ML engineers, and connecting backend services...


  • toronto county, canada Scribd, Inc. Full-time

    Lead Python Backend Engineer role focusing on distributed systems and scalable data pipelines on AWS. Requires over 7 years of experience and strong Python/cloud expertise.