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Senior Python Engineer Jobs in Ontario (NOW HIRING)

\n \n \n \n \n Our client in the Banking \/ Finance industry, is looking for a Senior Python Developer who would like to join a forward thinking company on an initial 12 month contract with a strong ...

As a Senior Software Engineer, you will be working with a highly skilled cross‑functional team to enhance our core banking platform. Job Title Sr Python Developer Location: Toronto, 5 days onsite ...

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Enhance the financial landscape as a Senior Python Developer within Citi's Fixed Income Technology team. Focus on crafting high-performance applications catering to vital market functions. This role ...

New

Job Title Senior Python Developer About your role: At Fiserv, we are dedicated to transforming ... As a Software Development Engineer, you will play a critical role in designing, developing, and ...

New

... in Python and object-oriented programming Experience with at least one major Python web framework (Django, Flask, or FastAPI) Strong understanding of RESTful API design and development Experience ...

... in Python and object-oriented programming Experience with at least one major Python web framework (Django, Flask, or FastAPI) Strong understanding of RESTful API design and development Experience ...

Design, develop, and maintain robust and scalable RESTful APIs using Python. * Collaborate with cross-functional teams including frontend, DevOps, and QA to deliver high-quality features. * Work with ...

... Python Developer for a Platform (not applications) team * Open on seniority from Senior to Staff level About Us: We're one of the top retail analytic platforms that help marketing teams/brands ...

\n \n \n \n \n Our client, an industry leading company, is looking for a talented Python Developer ... senior, there may be the opportunity to progress to Tech Lead. \n \n \n

\n \n \n \n \n Our client, an industry leading company, is looking for a talented Python Developer ... senior, there may be the opportunity to progress to Tech Lead. \n \n \n

We are looking for a results-oriented, creative and highly motivated Software Engineer (Python) to ... He/She will have the opportunity to work with various stakeholders (senior level, and subject ...

Python AI Engineering Develop scalable Python services with async processing, APIs, and optimization for latency, cost, and token usage. Safety & Governance Implement guardrails, moderation, prompt ...

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Showing results 1-20

Senior Python Engineer information

See Ontario salary details

$45.5K

$144.1K

$199.5K

How much do senior python engineer jobs pay per year?

As of Jul 8, 2026, the average yearly pay for senior python engineer in Ontario is $144,112.00, according to ZipRecruiter salary data. Most workers in this role earn between $125,000.00 and $161,500.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Senior Python Engineer, and why are they important?

To thrive as a Senior Python Engineer, you need expert knowledge of Python programming, software architecture, and experience with web frameworks, supported by a degree in computer science or related field. Familiarity with tools like Django, Flask, REST APIs, Docker, and version control systems such as Git is typically required, along with possible certifications in cloud technologies or Python itself. Strong problem-solving abilities, leadership, and effective communication skills help you lead teams and collaborate across departments. These skills ensure robust, scalable software solutions and foster innovation and efficiency within development projects.

What does a Senior Python Engineer do?

A Senior Python Engineer is an experienced software developer who specializes in designing, developing, and maintaining applications using the Python programming language. They often take on leadership roles within development teams, contribute to architectural decisions, and mentor junior engineers. Senior Python Engineers work on complex projects, ensure code quality, and help implement best practices to improve efficiency and reliability. Their work may span back-end development, data engineering, automation, and integrating with other technologies.

What are the common challenges Senior Python Engineers face when leading projects, and how can they effectively address them?

Senior Python Engineers often encounter challenges such as balancing hands-on coding with overseeing project architecture, mentoring junior developers, and ensuring code quality across the team. Effectively addressing these challenges involves strong communication, setting clear coding standards, and fostering a collaborative environment through regular code reviews and knowledge-sharing sessions. Staying updated on best practices and leveraging automation tools for testing and deployment can also help streamline workflows and maintain high-quality deliverables.
What are the most commonly searched types of Python Engineer jobs in Ontario? The most popular types of Python Engineer jobs in Ontario are:
What are popular job titles related to Senior Python Engineer jobs in Ontario? For Senior Python Engineer jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Senior Python Engineer jobs in Ontario look for? The top searched job categories for Senior Python Engineer jobs in Ontario are:
Infographic showing various Senior Python Engineer job openings in Ontario as of July 2026, with employment types broken down into 94% Full Time, 3% Part Time, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $144,112 per year, or $69.3 per hour.
Senior Python Engineer (Toronto)

Senior Python Engineer (Toronto)

Fitch Solutions

Toronto, ON • Hybrid

Other

Posted 16 days ago


Job description

Senior Software Engineer, Python Programmer

Fitch Ratings is currently seeking a Senior Software Engineer specializing in Python Programming or applications to join our team in Tornoto. In this role, you will support the development and delivery of applications based on Python and AWS, Azure cloud platform. You will collaborate with dynamic teams committed to maintaining high standards of quality, performance, and scalability for Fitch's Ratings workflow systems. If you are passionate about innovative solutions and thrive in a collaborative environment, we encourage you to apply.

Objectives of this role

  • Develop, test and maintain high-quality software using Python programming language.
  • Participate in the entire software development lifecycle, building, testing and delivering high-quality solutions.
  • Collaborate with cross-functional teams to identify and solve complex problems.
  • Write clean and reusable code that can be easily maintained and scaled.

Your tasks

  • Work on technically complex systems with strong hands-on experience in design and development.
  • Interpret complex requirements associated with Ratings workflow tools.
  • Participate in code reviews, ensure code quality and identify areas for improvement to implement practical solutions.
  • Set up CI/CD pipelines for projects and integrate them with the organization's delivery mechanisms.
  • Debugging codes when required and troubleshooting any Python-related queries.
  • Keep up to date with emerging trends and technologies in Python development.
  • Participate in Agile development processes to deliver high-quality software solutions.
  • Assist in managing multiple projects to ensure timely delivery within scope and timelines.
  • Provide production support and help establish technical best practices.

Required skills and qualifications

  • 8+ years of experience as a Python Developer with a strong portfolio of projects.
  • Bachelor's degree in software engineering or a related field.
  • In-depth understanding of the Python software development stacks, ecosystems, frameworks and automation.
  • Experience with front-end development and cloud-platforms/technologies offered by AWS, Microsoft Azure.
  • Experience with databases such as Postgres and Oracle and database technologies such as SQL and NoSQL.
  • Code versioning, maintenance and deployment tools like GitHub, Bamboo, JIRA.
  • Excellent problem-solving ability with solid communication and collaboration skills.

Preferred skills and qualifications

  • Experience with popular Python frameworks such as Django, Flask or Pyramid.
  • Knowledge of DevOps practices and tools (e.g., Docker, Kubernetes/EKS-based container orchestration).
  • Knowledge of data science and machine learning concepts and tools.
  • Contributions to open-source Python projects or active involvement in the Python community.

Why Fitch?

At Fitch Group, the combined power of our global perspectives is what differentiates us. Our global network of colleagues comes together to accomplish things greater than they ever could alone.

Every team member is essential to our business and each perspective is critical to our success. We embrace a diverse culture that encourages a free exchange of ideas, guaranteeing your voice will be heard and your work will have an impact, regardless of seniority.

We are building incredible things at Fitch and we invite you to join us on our journey.

Fitch Group is a global leader in financial information services with operations in more than 30 countries. Wholly owned by the Hearst Corporation, we are comprised of three main businesses: Fitch Ratings | Fitch Solutions | Fitch Learning.

For more information please visit our websites:  

www.fitchratings.com | www.fitchsolutions.com | www.fitchlearning.com

Fitch is committed to providing global securities markets with objective, timely, independent and forward-looking credit opinions. To protect Fitch's credibility and reputation, our employees must take every precaution to avoid conflicts of interests or any appearance of a conflict of interest. Should you be successful in the recruitment process at Fitch Ratings you will be asked to declare any securities holdings and other potential conflicts prior to commencing employment. If you, or your immediate family, have any holdings that may conflict with your work responsibilities, you may be asked to divest yourself of them before beginning work.

Fitch Group is proud to be an Equal Opportunity and Affirmative Action Employer. We evaluate qualified applicants without regard to race, color, national origin, religion, sex, sexual orientation, gender identity, disability, protected veteran status, and other statuses protected by law.

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