Jobs for senior python backend at Toronto

Leap Tools is seeking an experienced backend engineer to lead design and delivery of scalable backend systems for our AI-powered interior décor platform. You will mentor senior engineers, influence technical direction, and collaborate with product and engineering leaders to plan for growth.You will work in a remote-first environment with a strong ownership...

A fast-growing SaaS company in Toronto is seeking a Backend Software Engineer to enhance software integrations and user experience. This hybrid role requires collaboration with diverse teams to develop innovative solutions. Candidates should have over 5 years of experience, strong API design skills, and the ability to communicate technical ideas effectively....

Mongoose Gray is seeking a Senior BackEnd AI Engineer in Canada to own the full lifecycle of AI features as we scale our SaaS platform. You will design scalable C# .NET services on AWS, build end-to-end AI-driven capabilities, and drive RAG pipelines across agentic workflows.The role is hybrid (3+2) with a target compensation of CAD 200,000 per year and...

RBC in Toronto is seeking a Senior Backend Engineer to help shape the platform's backend. You will build scalable NestJS/TypeScript services that power thousands of users and collaborate with product and design to translate concepts into production-ready code.You will champion quality, drive CI/CD with GitHub Actions, and enhance observability with Dynatrace...

Priceline is seeking an experienced software engineer to build high-performance backend services using Core Java, Spring Boot, and Kafka. You will work in a hybrid model with a strong emphasis on real-time data and cloud-native architectures.Ideal candidates will have 5+ years in software development, strong SQL, and experience with observability platforms...

Job Title: Senior Backend Engineer (SaaS, Data & AI) Job Summary We’re hiring a Senior / Staff Backend Engineer to lead the design and delivery of SaaS products powered by data, machine learning, and AI. This is a hands‑on role focused on building scalable backend systems, integrating ML/AI capabilities into real customer workflows, and driving technical...

Senior Software Developer, Backend, Applied AI Agent Studio Google, Waterloo, ON, Canada; Toronto, ON, Canada Mid Experience driving progress, solving problems, and mentoring more junior team members; deeper expertise and applied knowledge within relevant area. X This posting is for a new vacancy. Google utilizes AI tools to assist in assessing...

A leading technology company in Toronto is seeking a Senior Software Developer. The ideal candidate has over 5 years of experience in JAVA-based software development, with proficiency in Spring framework and REST APIs. You will be responsible for troubleshooting software issues and translating specifications into applications. The position requires presence...

Fitch Ratings is on the lookout for a Senior Software Engineer specializing in Full-Stack Applications (Python & React) based in Toronto. Focus on building reliable, mission-critical applications to enhance user experience. The successful candidate will play a vital role in the Ratings Technology team, collaborating on applications that serve analysts'...

Senior Software Engineer (Python/Rust) - Toronto Validus is looking for a financial software engineer to join our back-end team. This team is responsible for designing, implementing and maintaining the systems and services powering the rapidly growing, award-winning technology offering at Validus. The back-end team is part of the broader technology team...

About FloatFloat is on a mission to simplify finance for Canadian businesses, empowering them to eliminate complexity and unlock new opportunities. Through our innovative platform, Float enables businesses to streamline financial operations and optimize cash flow, so they can focus on what matters most: growth. As one of Canada’s fastest growing companies...

At CI, we see a great place to work as one that is a safe place for everyone to have a voice, where people are empowered to take ownership over meaningful work, where there is an opportunity to grow through stretching themselves, where they can work on innovative products and projects, and where employees are supported and engaged in doing so. We are...

Tata 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...

We are looking for a Senior Data Engineer with a minimum of 5+ years of experience in designing and implementing scalable, end‑to‑end data engineering solutions. The ideal candidate should have strong hands‑on expertise in Snowflake , modern data pipeline development, cloud platforms, version‑controlled development practices, and AI‑enabled...

Job Title: Platform Engineer Job Type: Full Time We are seeking an experienced Platform Engineer to join a growing Wealth Management Data Management & Insights (DMI) team. The ideal candidate will provide platform engineering, automation, DevOps, infrastructure support, and technical solutions across enterprise application platforms while...

Elevate your career as a Senior Software Engineer, creating scalable banking solutions within a dynamic engineering team. Your knowledge of Python and microservices will be essential. In this essential position, you will design and integrate high-performance features while managing end-to-end delivery of significant system enhancements. Expect to...

Senior Software Developer, BackEnd - (Forma Admin) Position Overview As a senior software developer on the Admin AMS team, your mission will be to reimagine the way that Forma Admin enables user access controls. We are undergoing a transformation in how access and permissions are modelled and evaluated. You will collaborate on a team of excellent developers...

BlackCube Labs in Toronto, Canada is seeking a senior QA Automation Engineer to identify automation opportunities, design and run automated tests, and build robust test frameworks using Selenium and LoadRunner. You will collaborate with QA analysts, developers and product teams to ensure high-quality software delivery. The role involves applying AI-driven...

Job Title: Python DeveloperLocation: Toronto, ON(Hybrid)Duration: Long TermJob Description:Strong hands-on Python development experience, particularly backend applications and microservices.Strong experience using AI/GenAI coding tools to support software development, troubleshooting, testing, and productivity.Good development experience with Unix/Linux and...

Job DescriptionRole: Senior Python React DeveloperDuration: Long TermLocation: Toronto, Canada- Hybrid/ RemoteRequired Skills:We are seeking a Senior Python React Developer with 8+ years of experience in designing and developing enterprise‑grade full-stack applications using Python (FastAPI/Django/Flask) and React.js.The ideal candidate should have...