senior backend software engineer python jobs in Toronto

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  • Toronto, ON, Canada Agilus Consulting Group Full-time €130,000 - €200,000 Contract

    Build scalable bioinformatics solutions with Python and cloud workflows in a hybrid Senior Bioinformatics Engineer role in Toronto, Ontario. Apply software engineering to biological and clinical data. Agilus by Synergie is recruiting an experienced Senior Bioinformatics Engineer for Health Sciences. The role connects software engineering, data science, and...


  • Toronto, ON, Canada Sun Life Financial Full-time €100,000 - €143,000 Contract

    You are as unique as your background, experience and point of view. Here, you'll be encouraged, empowered and challenged to be your best self. You'll work with dynamic colleagues - experts in their fields - who are eager to share their knowledge with you. Your leaders will inspire and help you reach your potential and soar to new heights. Every day, you'll...


  • Toronto, ON, Canada Thumbtack Full-time

    Enhance your impact as a Senior Software Engineer in Site Reliability at Thumbtack. Join us to design resilient, scalable systems while collaborating across engineering teams for optimal service delivery.In this pivotal role, your extensive knowledge in AWS and Linux will be essential in creating and managing high-performance systems. You'll set...


  • Toronto, ON, Canada Cresta Full-time

    A leading AI solutions company is hiring an ML Engineer in Toronto, Canada. In this role, you will design and maintain serving stacks for machine learning models and automate training pipelines using Kubernetes. Candidates should have solid experience with Python and knowledge of ML infrastructures. Join a team committed to deploying innovative AI...


  • Toronto, Ontario, Canada Okta Full-time

    Secure Every Identity, from AI to HumanIdentity is the key to unlocking the potential of AI. Okta secures AI by building the trusted, neutral infrastructure that enables organizations to safely embrace this new era. This work requires a relentless drive to solve complex challenges with real-world stakes. We are looking for builders and owners who operate...


  • Toronto, Ontario, Canada OpenTable Full-time

    This hybrid role requires working in the office two days per week. With millions of diners, 70,000+ restaurant partners and 25+ years of experience, OpenTable, part of Booking Holdings, Inc. (NASDAQ: BKNG), is an industry leader with a passion for helping restaurants thrive. Our world‑class technology empowers restaurants to focus on what matters most –...


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

    Design reliable backend systems with Python or Go at Tucows Domains, working remotely from Canada on APIs, databases, and production software.As a Senior Backend Software Engineer, you will build and maintain services supporting Tucows Domains products. This hands-on individual contributor role provides technical direction across multiple systems while...


  • Toronto, Ontario, Canada Coinbase Full-time $191,100 Contract

    Ready to do the most impactful work of your career? At Coinbase, we are uncompromising on our mission to increase economic freedom. The bar is high, the environment is intense, and we like it that way. This isn't a place for complacency, it’s a place to be pushed past your perceived limits. If you're ready to build the future of finance alongside people...


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

    Contribute to the future of legal technology as a Backend Software Engineer at Harvey in Toronto. Engage in a hybrid work model while creating innovative user-facing features and robust backend infrastructure. Our rapidly growing team is seeking engineers passionate about developing AI-powered solutions for leading law firms. In this role, you'll design...


  • Toronto, Ontario, Canada Urban Ridge Supplies Full-time

    Why Join Exadel We're an AI-first global tech company with 25+ years of engineering leadership, 2,000+ team members, and 500+ active projects powering Fortune 500 clients, including HBO, Microsoft, Google, and Starbucks. From AI platforms to digital transformation, we partner with enterprise leaders to build what's next.What powers it all? Our people are...


  • Toronto, ON, Canada Miratech Full-time €120,000 - €180,000 Contract

    Miratech seeks a Senior AI Engineer to join our enterprise AI initiative and enhance a centralized AI orchestration platform. You will work with Python, LangGraph, and LangChain to enable intelligent workflows and AI-powered chat across multiple business use cases. You will contribute to agent planning, tool invocation, and integration with backend systems,...


  • Toronto, ON, Canada Miratech Full-time €120,000 - €180,000 Contract

    Copy of Senior AI Engineer (with Python, LangGraph & LangChain) - Full-time Miratech helps visionaries change the world. We are a global IT services and consulting company that brings together enterprise and start-up innovation. Today, we support digital transformation for some of the world's largest enterprises. By partnering with both large and small...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada VTRAC Consulting Corporation (WBE) Full-time

    Senior Software Engineer (Golang, Microservices, DevOps) Permanent, Hybrid Ready to build technology that operates at scale while making a measurable impact on how businesses use energy? There is an exciting opportunity for a Senior Software Engineer to join a fast-growing technology company redefining enterprise energy management through intelligent,...


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

    Copy of Senior AI Engineer (with Python, LangGraph & LangChain) Full-time Miratech helps visionaries change the world. We are a global IT services and consulting company that brings together enterprise and start-up innovation. Today, we support digital transformation for some of the world's largest enterprises. By partnering with both large and small...


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

    Miratech seeks a Senior AI Engineer to join our enterprise AI initiative and enhance a centralized AI orchestration platform. You will work with Python, LangGraph, and LangChain to enable intelligent workflows and AI-powered chat across multiple business use cases. You will contribute to agent planning, tool invocation, and integration with backend systems,...


  • Toronto, Ontario, ON, Canada Swoop Full-time

    At Swoop, our mission is simple: Improving patient outcomes. As a market leader in AI-driven, data-powered, and privacy-compliant healthcare engagement, we connect the signals that drive earlier diagnosis, better treatment decisions, and sustained adherence. Our integrated, privacy-safe platform, enables life sciences companies to drive measurable...


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

    Contribute to the future of legal technology as a Backend Software Engineer at Harvey in Toronto. Engage in a hybrid work model while creating innovative user-facing features and robust backend infrastructure. Our rapidly growing team is seeking engineers passionate about developing AI-powered solutions for leading law firms. In this role, you'll design...


  • Toronto, ON, Toronto Census Division, ON; Ontario, Canada Movable Ink Full-time €147,300 - €192,000 Temporary

    Movable Ink scales content personalization for marketers through data-activated content generation and AI decisioning. The world’s most innovative brands rely on Movable Ink to maximize revenue, simplify workflow and boost marketing agility. Headquartered in New York City with close to 600 employees, Movable Ink serves its global client base with...


  • Toronto, Canada Priority Technology Holdings, Inc. Full-time €160,000 - €209,000 Contract

    If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process. Senior Staff Software Engineer Development Professional Job title: Senior Staff Software Engineer - Innovation Studio Report to: Director, Engineering About Priority Commerce Priority Commerce is a...


  • Toronto, ON, Canada OpenTable Full-time €110,000 - €170,000 Contract

    Build robust frontend products at OpenTable while working hybrid in the office two days weekly, using semantic HTML, CSS, and automated testing. As a Senior Software Engineer on the Premium Marketing Frontend team, you will develop advertising and marketing products. You will support features used by restaurant partners to engage diners in real time. The...