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Developer Intern Jobs in Ontario (NOW HIRING)

Perseus Group

Software Developer Intern

Markham, ON

CA$22.50 - CA$27.50/hr

The Software Developer Intern works in a Scrum team to build high-performing, resilient, and manageable web-based ERP software for homebuilders, using AI-assisted development throughout the SDLC.

Ciena

Software Developer Intern - Fall 2026

Ottawa, ON

CA$25 - CA$35/hr

This co-op/intern opportunity provides hands-on experience contributing to real-world engineering challenges within an embedded software team. The role offers exposure to the development and testing ...

Powered by Pioneer

Developer Relations Intern

Toronto, ON · Remote

CA$8 - CA$16/hr

Role Summary We are looking for a passionate Developer Relations Intern to join our global DevRel team. In this role, you will be the bridge between BNB Chain and the developer community. You will ...

Lincoln Electric

Software Development Intern

Dundas, ON · On-site

CA$30/hr

Hamilton Req ID: 29629 Hourly Rate: $30 Role Summary We are looking for a Software Engineering Intern to join our development team and gain hands-on experience building, testing, and supporting ...

TULLOCH

Structural Engineering Intern

Sault Sainte Marie, ON · On-site

CA$72K - CA$85K/yr

Marie, ON , the Structural Engineering Intern will report to the Project Manager and will have a wide range of duties. You will be part of a team that offers services to private and government sector ...

TULLOCH

Structural Engineering Intern

Huntsville, ON · On-site

CA$72K - CA$85K/yr

Based in Huntsville , the Structural Engineering Intern will report to the Project Manager and will have a wide range of duties. You will be part of a team that offers services to private and ...

CRB

Mechanical Engineer Intern - Fall

Toronto, ON

We are actively seeking a Mechanical Engineer Intern to join CRB. Join our firm for an internship journey where you'll dive into real-world project work, learn from industry leaders and fully immerse ...

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All JobsDeveloper Intern JobsDeveloper Intern Jobs in Ontario

Developer Intern information

See Ontario salary details

$9

$25

$64

How much do developer intern jobs pay per hour?

As of Aug 24, 2026, the average hourly pay for developer intern in Ontario is $25.82, according to ZipRecruiter salary data. Most workers in this role earn between $14.90 and $32.69 per hour, depending on experience, location, and employer.

What is a developer intern?

Developer Interns are students or recent graduates who work temporarily at a company to gain practical experience in software development. They assist full-time developers by writing code, testing software, fixing bugs, and learning about industry practices. Internships typically last a few months and provide valuable opportunities to apply classroom knowledge to real-world projects. Developer Interns also receive mentorship and feedback, helping them build technical skills and professional networks.

How does a developer intern typically collaborate with full-time developers and other team members during a project?

As a Developer Intern, you'll often work closely with experienced developers through pair programming, code reviews, and regular team meetings. You'll also interact with product managers and QA testers to understand project requirements and ensure your contributions align with the team's goals. This collaborative environment not only helps you learn industry best practices but also allows you to receive constructive feedback and guidance, which is invaluable for professional growth. Expect to participate in daily stand-ups or scrum meetings, where you'll share progress and discuss any challenges faced.

What are the key skills and qualifications needed to thrive as a developer intern, and why are they important?

To thrive as a Developer Intern, you need a foundational understanding of programming languages (such as Python, Java, or JavaScript), computer science concepts, and problem-solving abilities, often supported by progress toward a relevant degree. Familiarity with version control systems like Git, basic IDEs, and sometimes exposure to frameworks or cloud platforms is expected. Strong communication, eagerness to learn, and teamwork skills help you collaborate effectively and adapt to new challenges. These skills ensure you can contribute meaningfully to projects, grow quickly in a professional environment, and support the development team's goals.

What is the difference between Developer Intern vs Software Engineer Intern?

AspectDeveloper InternSoftware Engineer Intern
Required CredentialsTypically pursuing or recent graduate in Computer Science or related fieldTypically pursuing or recent graduate in Computer Science or related field
Work EnvironmentTech companies, startups, software development teamsTech companies, startups, software development teams
Employer & Industry UsageCommonly used in tech industry for entry-level rolesCommonly used in tech industry for entry-level roles
Comparison Search IntentYesYes

The main difference between a Developer Intern and a Software Engineer Intern lies in their job titles, but both roles typically require similar educational backgrounds and work in comparable environments within the tech industry. The titles are often used interchangeably, though some companies may differentiate based on specific project focus or team structure. Both positions serve as entry points for aspiring software professionals to gain hands-on experience and develop their skills in software development.

What are the most commonly searched types of Developer jobs in Ontario?

The most popular types of Developer jobs in Ontario are:

What are popular job titles related to Developer Intern jobs in Ontario?

For Developer Intern jobs in Ontario, the most frequently searched job titles are:

What job categories do people searching Developer Intern jobs in Ontario look for?

The top searched job categories for Developer Intern jobs in Ontario are:

What cities in Ontario are hiring for Developer Intern jobs?

Cities in Ontario with the most Developer Intern job openings:

Developer Intern jobs near you
Infographic showing various Developer Intern job openings in Ontario as of August 2026, with employment types broken down into 75% Full Time, 12% Part Time, and 13% Contract. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution, with an average salary of $53,704 per year, or $25.8 per hour.

Software Developer Intern

Perseus Group

Markham, ON

CA$22.50 - CA$27.50/hr

Full-time

Re-posted 3 days ago

Job description

THE POSITION

The successful Software Developer Intern works in our Markham, Ontario office and reports to our Solutions Architect for the homebuilding industry's leading-edge enterprise software product.

The Software Developer Intern works in a Scrum team to build high-performing, resilient, and manageable web-based ERP software for homebuilders, using AI-assisted development throughout the SDLC. Responsibilities include:

  • Study and understand the application's functionality, workflow, and design.
  • Work with the team to build a new product module end-to-end using AI-assisted development tools under architectural guidance.
  • Assist in setting up, testing, and maintaining MCP servers/connectors that power AI-assisted development for the team, including configuration, documentation, and usage governance.
  • Expand automated test coverage - unit, integration, and end-to-end (Playwright) - and wire tests into Azure DevOps CI/CD pipelines.
  • Author and refine reusable AI context: rules files, prompts, and agentic workflows for repeatable development and review tasks.
  • Evaluate the quality and reliability of AI-assisted output against real coding tasks; iterate to improve.
  • Document processes and provide recommendations for scaling AI-assisted development and automation across the team.

QUALIFICATIONS AND SKILLS

  • Able to work from the Markham, Ontario office.
  • Understanding of software requirements and the software development lifecycle.
  • Experience building multi-tier, distributed web solutions with an emphasis on Responsive Design.
  • Understanding of development best practices in a multi-developer team using a shared code repository (Git): branching, pull requests, code review.
  • Hands-on experience in full-stack development:
    • HTML5, TypeScript, JavaScript, stylesheets (Angular an asset)
    • .NET
    • SQL query
    • Object-Oriented Design
    • Test-Driven Development; ability to write unit and integration tests
  • Familiarity with AI coding assistants and prompt engineering (asset).
  • Exposure to test automation frameworks such as Playwright (asset).
  • Exposure to Azure DevOps (Repos, Pipelines) (asset).

Salary Range (Ontario & BC Only):

The estimated base salary range for this role is CAD$22.50 - CAD$27.50 per hour. We include salary ranges in job postings only where required by applicable pay transparency laws, based on the jurisdictions in which the role may be performed. The posted range is a good faith estimate and reflects factors that are subject to change. Final offer amounts may vary based on job-related factors, including work location, candidate experience and expertise, and other relevant considerations.We recognize the value and importance of diversity and inclusion in our communities and in the workplace. We celebrate diversity and one of our goals as an employer is to create an inclusive work environment for all employees. We are an equal opportunity employer and do not discriminate against any employee or applicant because of race, religion, sex, sexual orientation including gender identity or expression, pregnancy, national origin, age, marital status, veteran status, disability status, or any other category or characteristic protected by law.Applicants with disabilities who would like to require a reasonable accommodation related to any part of the application process may contact us at Perseus_HR@constellationhbs.com.#NX

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