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Junior Python Programmer Jobs in Ontario (NOW HIRING)

Inizio Partners Corp

Lead GenAI Engineer

Toronto, ON

... mentor for junior to mid-level engineers. You will work closely with software engineers, data ... Develop high-quality backend services in Python, with strong software engineering rigor around ...

emergiTEL Inc.

Data Engineer 1-19698

Toronto, ON · On-site

CA$41.50 - CA$43.30/hr

As a Junior Data Engineer, you will be responsible for learning to design, build and run data ... BigQuery, Dataflow, Cloud Storage, Cloud Composer, and Pub/Sub, coupled with Python, SQL, and ...

TMX Group

Junior Systems Developer Intern

Toronto, ON · Hybrid

CA$25 - CA$28/hr

As a Junior Systems Developer Intern you will work with the systems engineering team to optimize ... Proficiency in Python, Go (Golang), or equivalent, with a solid understanding of object-oriented ...

Autodesk

DevSecOps Engineer

Toronto, ON

CA$88K - CA$128.70K/yr

... mentoring junior team members, and establishing best practices for the broader engineering ... Develop high-quality, maintainable code in Python, Golang, or related languages for security ...

Alquemy

Senior Software Engineer

Toronto, ON · On-site

Code Review, Mentorship, and Technical Leadership Reviews the work completed by junior and ... Proficiency in Java, Python, SQL, and UiPath. Experience with Azure Services (like Azure Function ...

Virtusa

Data Engineer

Toronto, ON

Provide technical guidance and mentorship to junior developers. Mandatory Skills * Proven ... Proficiency in programming languages such as Python, Java, or Go. * Familiarity with ...

Virtusa

Data Engineer

Toronto, ON

Provide technical guidance and mentorship to junior developers. Mandatory Skills * Proven ... Proficiency in programming languages such as Python, Java, or Go. * Familiarity with ...

Lightmatter

... Matlab, Python, VerilogAMS) * Experience with 3D Electro-Magnetic (EM) simulation tools * Prior experience in leading or mentoring junior design engineers * Ability to work collaboratively with ...

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Junior Python Programmer information

See Ontario salary details

$31K

$92.4K

$157.5K

How much do junior python programmer jobs pay per year?

As of May 30, 2026, the average yearly pay for junior python programmer in Ontario is $92,394.00, according to ZipRecruiter salary data. Most workers in this role earn between $67,000.00 and $112,500.00 per year, depending on experience, location, and employer.

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

To thrive as a Junior Python Programmer, you need a solid understanding of Python programming fundamentals, basic software development principles, and a relevant degree or coursework in computer science or a related field. Familiarity with version control systems like Git, experience in using IDEs such as PyCharm or VS Code, and knowledge of testing frameworks are typically expected. Strong problem-solving skills, eagerness to learn, and effective communication make a candidate stand out in this role. These skills and qualities are crucial for contributing to projects, adapting to new technologies, and collaborating efficiently within development teams.

What types of projects do Junior Python Programmers typically work on, and how do they collaborate with senior developers?

Junior Python Programmers often contribute to a variety of projects, such as developing scripts for data processing, building and maintaining web applications, and automating routine tasks. They usually work under the guidance of senior developers, receiving code reviews and feedback to refine their programming skills. Collaboration involves participating in team meetings, using version control systems like Git, and communicating regularly with other team members to ensure alignment on project goals and coding standards. This structure not only helps improve technical abilities but also provides valuable mentorship and growth opportunities.

What does a Junior Python Programmer do?

A Junior Python Programmer is an entry-level software developer who uses the Python programming language to write, test, and debug code for various applications. They often work under the guidance of more experienced developers, assisting with tasks such as developing scripts, automating processes, and helping maintain existing codebases. Their responsibilities also typically include troubleshooting issues, learning new frameworks or libraries, and collaborating with team members on software projects.

What is the difference between Junior Python Programmer vs Python Developer?

AspectJunior Python ProgrammerPython Developer
Required CredentialsBasic programming knowledge, often a degree or coding bootcampAdvanced Python skills, experience, possibly certifications
Work EnvironmentEntry-level projects, supervised tasksDesign, develop, and maintain complex applications
Employer & Industry UsageStartups, tech companies, internshipsEstablished companies, software firms, tech industry
Search & Comparison IntentEntry-level roles, learning pathAdvanced roles, career progression

The main difference between a Junior Python Programmer and a Python Developer lies in experience and responsibilities. Junior Python Programmers typically handle basic coding tasks under supervision, while Python Developers work on complex projects independently. Both roles require Python knowledge, but the level of expertise and scope of work differ significantly.

What are the most commonly searched types of Python Programmer jobs in Ontario? The most popular types of Python Programmer jobs in Ontario are:
What are popular job titles related to Junior Python Programmer jobs in Ontario? For Junior Python Programmer jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Junior Python Programmer jobs in Ontario look for? The top searched job categories for Junior Python Programmer jobs in Ontario are:
Junior Python Programmer jobs near you
Infographic showing various Junior Python Programmer job openings in Ontario as of May 2026, with employment types broken down into 39% Full Time, 52% Part Time, 3% Temporary, 4% Contract, 1% Nights, and 1% Summer. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $92,394 per year, or $44.4 per hour.
Junior Software Developer (C++)

Junior Software Developer (C++)

Squarepoint Capital

London, ON • On-site

Other

Posted 24 days ago

Job description

Please only apply to the one job you feel best fits your skillset and experience. If our team feels you are better suited for another role, we will reach out about the alternate opportunity.

Position Overview:

At Squarepoint we use C++ to build the majority of our low latency and high performance systems, which are directly responsible for executing the critical trading path. Your work in this domain will have a direct impact on our trading success: powering critical trading operations, serving low latency market data or providing crucial market connectivity access to our daily trading operations. You could be driving the design and implementation of trading frameworks, centralised services processing massive volumes of data, or other high-volume distributed applications at Squarepoint.

Whichever project you work on, you will be pushing the boundaries of high performance software, and growing your skills in a highly collegiate work environment.

Required Qualifications:  

  • Degree in Computer Science, Computer Engineering, or other degree with a heavy emphasis on software development,
  • Up to 4 years experience in a relevant role such as software or quant development, or similar
  • Experience with C++, git, and Linux
  • Excellent written and verbal communication skills
  • Eagerness to continuously learn new technologies and develop with us
  • Ability to work well in a fast-paced environment

Nice to Have:

  • Degree with emphasis on low-level systems programming, high performance computing, or similar
  • Experience with any one of: KDB+/q, Python
  • Experience working in an investment or financial business is useful

Apply