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Internship Junior Software Developer Jobs in Ontario

SRC Can

Intermediate Software Developer

Gloucester, ON · On-site

Mentor junior software developers * Author software source code: * Contribute to software requirements, and tests. * Contribute to software development and integration within an agile methodology.

Scotiabank

Junior Software Engineer

Scarborough, ON

As a Junior Software Engineer, the incumbent will work closely with the Senior software Engineers and Solutions Architects on enhancement, projects and BAU activities related to revolving credit ...

Finlink Group

Junior Full Stack Developer (.NET / Cloud) We're looking for a Junior Full Stack Developer who is ... Around 1+ year of software development experience through work, internships, co-op placements, or ...

Finlink Group

Junior Full Stack Developer (.NET / Cloud) We're looking for a Junior Full Stack Developer who is ... Around 1+ year of software development experience through work, internships, co-op placements, or ...

Finlink Group

Junior Full Stack Developer (.NET / Cloud) We're looking for a Junior Full Stack Developer who is ... Around 1+ year of software development experience through work, internships, co-op placements, or ...

Finlink Group

Junior Full Stack Developer (.NET / Cloud) We're looking for a Junior Full Stack Developer who is ... Around 1+ year of software development experience through work, internships, co-op placements, or ...

Sync.com

Software Developer

Toronto, ON · On-site

CA$97K - CA$100K/yr

About the Role We are seeking a versatile and results-oriented Software Developer with expertise in ... Experience mentoring junior developers or interns. Perks: * Generous wellness program * Best-in-the ...

StackandCo

\n \n \n \n \n A unique and market leading company focused on Agri Tech is searching for 2x Junior or Mid\-Level Software Developers to join their along with there growing development team on a 12 ...

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Internship Junior Software Developer information

What are the key skills and qualifications needed to thrive as an Internship Junior Software Developer, and why are they important?

To thrive as an Internship Junior Software Developer, you need a basic understanding of programming languages (such as Python, Java, or JavaScript), problem-solving skills, and a foundational knowledge of computer science concepts, typically gained through coursework or coding bootcamps. Experience with version control systems like Git, familiarity with IDEs, and exposure to collaborative tools such as Jira or Trello are also important. Curiosity, eagerness to learn, teamwork, and strong communication skills help set candidates apart in this role. These skills and qualities are crucial for adapting quickly, contributing effectively to projects, and maximizing learning in a fast-paced development environment.

What types of projects or tasks can an Internship Junior Software Developer expect to work on during their internship?

As an Internship Junior Software Developer, you will typically work on a variety of projects ranging from debugging existing codebases to developing small features or modules under the guidance of senior developers. Interns often participate in code reviews, write unit tests, and assist in documentation. This hands-on experience helps you understand the software development lifecycle, agile methodologies, and teamwork dynamics. Collaboration with other developers, QA testers, and sometimes product managers is common, helping you build both technical and communication skills.

What does an Internship Junior Software Developer do?

An Internship Junior Software Developer assists in designing, coding, and testing software applications under the supervision of experienced developers. They often work on writing code, fixing bugs, participating in code reviews, and learning about software development processes. This role provides hands-on experience and exposure to real-world projects, enabling interns to develop their programming and teamwork skills. The position is a great opportunity to learn industry best practices and gain insight into a career in software development.

What is the difference between Internship Junior Software Developer vs Junior Software Developer?

AspectInternship Junior Software DeveloperJunior Software Developer
Required CredentialsTypically pursuing or recently completed a degree in computer science or related fieldCompleted degree or equivalent experience in software development
Work EnvironmentTemporary, training-focused, often part-time or summer rolesFull-time employment with ongoing project responsibilities
Employer & Industry UsageInternships offered by tech companies, startups, and organizations for training purposesEntry-level position in software development teams across industries
Search & Comparison IntentLooking for entry-level or training roles to gain experienceSeeking a full-time junior role after internship or education

In summary, an Internship Junior Software Developer is a temporary, training-focused role aimed at gaining initial experience, often held by students or recent graduates. A Junior Software Developer is a full-time position requiring some experience or education, with ongoing responsibilities in software development teams.

What are popular job titles related to Internship Junior Software Developer jobs in Ontario? For Internship Junior Software Developer jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Internship Junior Software Developer jobs in Ontario look for? The top searched job categories for Internship Junior Software Developer jobs in Ontario are:
What cities in Ontario are hiring for Internship Junior Software Developer jobs? Cities in Ontario with the most Internship Junior Software Developer job openings:
Internship Junior Software Developer jobs near you
Infographic showing various Internship Junior Software Developer job openings in Ontario as of May 2026, with employment types broken down into 1% Internship, 38% Full Time, 43% Part Time, 17% Contract, and 1% Nights. Highlights an 92% Physical, 3% Hybrid, and 5% Remote job distribution.
Junior Software Developer (Python)

Junior Software Developer (Python)

Squarepoint Capital

London, ON

Other

Posted 21 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 Python to build a great deal of the software needed to solve crucial problems every day. You will work on a wide range of systems that fuel our trading success including, but not limited to, core tooling and frameworks, data pipelines used to feed predictive models in research and trading, and software products used worldwide by traders and researchers.

You will collaborate with experienced software developers and quant researchers to enable the continued growth of our investment business, solving problems at scale, and gaining a unique chance to learn from some of the most talented individuals in the industry.

Required Qualifications:  

  • Degree in Computer Science, Computer Engineering, Applied Math, Physics, Quantitative Finance, or Financial Engineering/MFE
  • Up to 4 years experience in a relevant role such as software or quant development, or similar
  • Experience with Python, 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:

  • Experience with any of C++, Rust, KDB+/q, JavaScript/TypeScript/React
  • Experience with database management systems and related technologies such as SQL
  • Experience working in an investment or financial business is useful

Apply