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Senior Python Developer Jobs in Toronto, ON (NOW HIRING)

OVERVIEW We are seeking a Senior Backend Engineer with strong expertise in Python and API development to design and build scalable, data-driven backend systems. This role focuses on developing secure ...

... Senior Software Developer to join a Data Services team focused on delivering core record- and ... This role combines hands-on backend engineering (Python, serverless, microservices, APIs, AWS) with ...

OVERVIEW We are seeking a Senior Backend Engineer with strong expertise in Python and API development to design and build scalable, data-driven backend systems. This role focuses on developing secure ...

You will work with Senior Engineers to build and deploy production grade AI systems end to end. Is ... Expertlevel proficiency in Python, SQL and cloud infrastructure * Handson experience deploying AI ...

Opportunity Join us in building the future of AI-driven drug discovery as a Senior MLOps Engineer ... Write and maintain Python tooling, scripts, and integrations that support ML infrastructure. * Help ...

Senior Java Developer

Toronto, ON · On-site +1

$91K - $120K/yr

Are you a Senior Java Developer who loves working with cutting-edge technologies and solving ... Work with React.js and Google App Engine with Python 2.7 to support the Front End team. What's in ...

Senior Java Developer

Toronto, ON · On-site +1

$91K - $120K/yr

Are you a Senior Java Developer who loves working with cutting-edge technologies and solving ... Work with React.js and Google App Engine with Python 2.7 to support the Front End team. What's in ...

Geotab is seeking a Senior Embedded Developer who will design, build, and maintain the embedded ... Design and implement embedded test automation frameworks in Python and C++ that enable firmware ...

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Showing results 1-20

Senior Python Developer information

See Toronto, ON salary details

$54.4K

$126.4K

$175.1K

How much do senior python developer jobs pay per year?

As of Jul 8, 2026, the average yearly pay for senior python developer in Toronto, ON is $126,437.00, according to ZipRecruiter salary data. Most workers in this role earn between $106,886.00 and $143,151.00 per year, depending on experience, location, and employer.

What are the main responsibilities of a Senior Python Developer?

A Senior Python Developer is responsible for designing, developing, and maintaining complex software applications using the Python programming language. They lead the technical aspects of projects, mentor junior developers, and ensure code quality through code reviews and best practices. Additionally, they collaborate with cross-functional teams to gather requirements, solve technical challenges, and deploy scalable and efficient solutions. Senior Python Developers are also expected to stay updated with the latest trends and advancements in Python and related technologies.

What is the difference between Senior Python Developer vs Python Developer?

AspectSenior Python DeveloperPython Developer
Required ExperienceTypically 5+ years, with leadership and complex project experienceUsually 1-3 years, focusing on core Python skills
ResponsibilitiesDesigning architecture, mentoring, handling complex systemsWriting code, debugging, implementing features
CertificationsOptional but beneficial (e.g., Python certifications, cloud certs)Often not required
Work EnvironmentCollaborative teams, project planning, code reviewsDevelopment-focused, task-oriented

The main difference between a Senior Python Developer and a Python Developer lies in experience, responsibilities, and leadership. Senior developers handle complex projects, mentor others, and often participate in architecture decisions, while Python Developers focus on coding and feature implementation. Both roles are essential in tech companies, but the senior role requires more experience and broader skills.

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

To thrive as a Senior Python Developer, you need advanced proficiency in Python programming, experience with software architecture, and a solid understanding of algorithms and data structures, usually backed by a degree in computer science or related fields. Familiarity with frameworks like Django or Flask, version control systems such as Git, and containerization tools like Docker are typically required, alongside knowledge of modern CI/CD pipelines. Strong problem-solving abilities, effective communication, and leadership skills help you collaborate with teams and mentor junior developers. Mastery of these skills ensures the delivery of scalable, maintainable software solutions and the ability to drive technical excellence within development teams.

What are some common challenges faced by Senior Python Developers when leading a development team?

Senior Python Developers often encounter challenges such as balancing hands-on coding with mentoring junior team members and ensuring code quality across the team. They are also responsible for making architectural decisions, which requires staying updated on best practices and emerging Python frameworks. Additionally, coordinating collaboration between cross-functional teams (like DevOps, QA, and front-end developers) can be complex, especially in agile environments where requirements may shift rapidly. Overcoming these challenges helps foster a productive and innovative team culture.
What are the most commonly searched types of Python Developer jobs in Toronto, ON? The most popular types of Python Developer jobs in Toronto, ON are:
What job categories do people searching Senior Python Developer jobs in Toronto, ON look for? The top searched job categories for Senior Python Developer jobs in Toronto, ON are:
What cities near Toronto, ON are hiring for Senior Python Developer jobs? Cities near Toronto, ON with the most Senior Python Developer job openings:
Infographic showing various Senior Python Developer job openings in Toronto, ON as of July 2026, with employment types broken down into 89% Full Time, and 11% Contract. Highlights an 56% In-person, 11% Hybrid, and 33% Remote job distribution, with an average salary of $126,437 per year, or $60.8 per hour.
Sr Micro Focus COBOL Developer (hybrid)

Sr Micro Focus COBOL Developer (hybrid)

NTT DATA Services

Brampton, ON • On-site, Remote

Full-time

Re-posted 2 days ago


NTT Data rating

7.3

Company rating: 7.3 out of 10

Based on 90 frontline employees who took The Breakroom Quiz

111th of 207 rated it services


Job description

Req ID: 370816 

NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now.

We are currently seeking a Sr Micro Focus COBOL Developer (hybrid) to join our team in Brampton, Ontario (CA-ON), Canada (CA).

We are currently seeking a Sr Micro Focus COBOL to join our team in Brampton, ON (hybrid).

  • Developing, maintaining, and enhancing enterprise applications using Micro Focus COBOL.
  • Designing, coding, testing, and debugging COBOL programs based on business requirements.
  • Working extensively with ISAM file systems for data storage, retrieval, and optimization.
  • Build and maintain automation workflows using Python.
  • Analyze business processes and identify automation opportunities.
  • Integrate RPA solutions with APIs, databases, and third-party systems.
  • Perform data extraction, transformation, and analysis using Python.
  • Develop reusable components and frameworks for automation.
  • Analyzing existing systems and proposing performance improvements and modernization strategies.
  • Troubleshooting application issues and providing timely resolution in production and non-production environments.
  • Collaborating with cross-functional teams including Business Analysts, QA, and Infrastructure teams.
  • Participating in code reviews and ensuring adherence to development standards and best practices.
  • Creating and maintaining technical documentation for programs, enhancements, and processes.
  • Supporting system integration efforts and interfacing with external systems.
  • Working in Agile/Scrum environments based on project needs.
  • Providing knowledge transfer and mentoring junior developers when required. 

Qualifications

  • 8+ years of hands-on experience in Micro Focus COBOL development.
  • 8+ years of experience in COBOL programming (procedural and structured programming concepts).
  • 8+ years of experience in Unix/Linux environments.
  • 5+ years of experience in RPA tools.
  • Proficiency in Python programming.

About NTT DATA

NTT DATA is a $30 billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world's leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. our consulting and Industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is a part of NTT Group, which invests over $3 billion each year in R&D.

Whenever possible, we hire locally to NTT DATA offices or client sites. This ensures we can provide timely and effective support tailored to each client’s needs. While many positions offer remote or hybrid work options, these arrangements are subject to change based on client requirements. For employees near an NTT DATA office or client site, in-office attendance may be required for meetings or events, depending on business needs. At NTT DATA, we are committed to staying flexible and meeting the evolving needs of both our clients and employees. NTT DATA recruiters will never ask for payment or banking information and will only use @nttdata.com and @talent.nttdataservices.com email addresses. If you are requested to provide payment or disclose banking information, please submit a contact us form, https://us.nttdata.com/en/contact-us.

NTT DATA endeavors to make https://us.nttdata.com accessible to any and all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact us at https://us.nttdata.com/en/contact-us. This contact information is for accommodation requests only and cannot be used to inquire about the status of applications. NTT DATA is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. For our EEO Policy Statement, please click here. If you'd like more information on your EEO rights under the law, please click here. For Pay Transparency information, please click here.


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About NTT DATA

Sourced by ZipRecruiter

NTT DATA Services is a global business and IT services provider specializing in digital, cloud and automation across a comprehensive portfolio of consulting, applications, infrastructure and business process services. We are part of the NTT family of companies, a partner to 85 % of the Fortune 100.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Plano, TX, US

Year founded

1967