Jobs for senior python backend at Toronto

A leading tech firm is seeking a skilled developer proficient in Java and Spring Boot, alongside strong SQL Server knowledge. The role requires familiarity with RESTful API implementation and security best practices for back-end development. The ideal candidate must have experience with version control systems like Git and possess 6-8 years in the field....

A leading technology company is seeking a backend software engineer for a remote position in Toronto. The role involves designing secure backend services, collaborating on API development, and working with modern frameworks. Candidates should have a minimum of 5 years experience, strong skills in Python or Go, and familiarity with PostgreSQL. This role...

Data Analyst, Junior ETL Developer - Project REACH - Temporary Full-Time 2026-16188 (2026-16188) This range is provided by Pacer Group. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. North York, Ontario, Canada Base pay range: CA$46.00/hr - CA$48.00/hr Qualifications 6+ years of experience in...

YO AI Labs is seeking a Software Engineer for a contract role focused on training and evaluating next-generation AI systems. The job suits developers who can reason through unfamiliar codebases, explain engineering decisions clearly, and solve practical backend, full-stack, or systems problems.Required: 3+ years of hands-on software engineering experience...

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...

Take on a pivotal role as Lead Backend Engineer at Fullscript, enhancing developer experience while ensuring the technical strength of our health tech platform. Collaborate with teams to sculpt innovative solutions. In this senior position, you will own the long-term health of our monorepo, focusing on scalability and maintainability. Utilize your expertise...

Responsibilities We are looking for inquisitive, well-rounded Senior Full-Stack and Backend engineers to join our Monetization and Core engineering teams Working closely with product managers, designers, and backend engineers, you’ll play an important role in enabling the newest technologies and experiences You will build robust frameworks & features ...

BettingJobs is looking for a Senior .NET Engineer for their new Toronto team, emphasizing backend service development. Bring your .NET expertise to create high-performance applications. As part of a new engineering team at BettingJobs, you will design and develop backend services using .NET. Your role will involve managing data pipelines, resolving...

Job Description As a Staff Engineer supporting the ADT - CODI program within Operations Technology, you will lead the technical design, development, and implementation of complex, multi-platform application software solutions, applying advanced expertise and knowledge to deliver innovative and strategic business outcomes. Leads software development projects...

Senior Backend Engineer (AWS) Join to apply for the Senior Backend Engineer (AWS) role at Lumenalta As a Senior Backend Engineer at Lumenalta, you will design and implement robust backend systems, ensuring our applications are secure, scalable, and efficient. You will be responsible for working closely with DevOps and frontend teams to deliver...

Secure Every Identity, from AI to Human. Identity is the key to unlocking the potential of AI. Okta secures AI by building a 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...

Ready for a challenge? Then Just Eat Takeaway.com might be the place for you. We’re a leading global online delivery platform, and our vision is to empower everyday convenience. Whether it’s a Friday-night feast, a post-gym poke bowl, or grabbing some groceries, our tech platform connects tens of millions of customers with hundreds of thousands of...

1 week ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. Goodfood (TSX: FOOD) is a leading digitally native meal solutions brand in Canada, delivering fresh meals and add-ons that make it easy for customers from across Canada to enjoy delicious meals at home every day. The Goodfood team is building Canada's...

A tech consulting company is looking for a Senior Java Developer with expertise in Java and AWS. The ideal candidate will collaborate with cross-functional teams to design and maintain robust applications while ensuring high-quality code delivery. This contract position values excellent problem-solving and communication skills. Familiarity with Python and...

Aon Corporation in Toronto is seeking a Python Developer to design, develop, and maintain Python tools for PathWise actuarial and financial modelling within the Strategy and Technology Group (STG). You will build automation, contribute to the PathWise Python modelling layer, and develop Azure DevOps pipelines to improve efficiency and reliability in a...

Job DescriptionThe SIAI Digital Development team is constantly undertaking complex development initiatives within Global Cyber Security. In this role, you will be a full-stack developer within the SIAI Digital Development team, responsible for designing and implementing software solutions across multiple platforms. Our Digital Development team designs,...

A tech recruitment firm in Toronto is seeking a Senior Python Software Engineer to enhance community knowledge with innovative solutions. The role requires expertise in Python and understanding of cloud computing, distributed systems, and relational databases. Strong communication skills and experience with GitHub are essential. This contract position offers...

Senior Data Scientist (10+ years) to build AML transaction monitoring solutions using Python, and SQL 58574Our financial services client is seeking a Senior Data Scientist (10+ years) to build AML transaction monitoring solutions using Python, and SQL58574Join a leading financial institution supporting a new AML transaction monitoring initiative within a...

We are At Synechron, we believe in the power of digital to transform businesses for the better. Our global consulting firm combines creativity and innovative technology to deliver industry-leading digital solutions. Synechron’s progressive technologies and optimization strategies span end-to-end Artificial Intelligence, Consulting, Digital, Cloud & DevOps,...

Seequent Limited in Toronto, ON is seeking a Senior Software Developer – Numerical to transform research prototypes into production-grade numerical software. You will design and optimize high-performance libraries and compute kernels using C++, Python, and CUDA, ensuring scalability and robustness. You will collaborate with researchers and engineers to...