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Software Testing Intern Jobs in Ontario (NOW HIRING)

Lincoln Electric

Software Development Intern

Dundas, ON · On-site

CA$30/hr

Contribute to software testing, validation, and documentation. * Participate in code reviews and team discussions. * Work with cross-functional teams to support software releases and enhancements.

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 ... testing, and maintaining MCP servers/connectors that power AI-assisted development for the team ...

Ciena

Software Developer Intern - Fall 2026

Ottawa, ON · On-site

CA$25 - CA$35/hr

This co-op/intern opportunity provides hands-on experience contributing to real-world engineering ... The role offers exposure to the development and testing of software that powers flagship networking ...

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Software Testing Intern information

See Ontario salary details

$10

$37

$70

How much do software testing intern jobs pay per hour?

As of Aug 25, 2026, the average hourly pay for software testing intern in Ontario is $37.12, according to ZipRecruiter salary data. Most workers in this role earn between $21.15 and $50.00 per hour, depending on experience, location, and employer.

What does a software testing intern do?

A Software Testing Intern assists in evaluating software applications to identify bugs, ensure functionality, and verify that user requirements are met. They typically write and execute test cases, document defects, and collaborate with developers to resolve issues. The role provides hands-on experience with various testing tools and methodologies, helping interns understand the software development lifecycle and quality assurance processes. This position is ideal for those looking to start a career in software quality assurance.

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

To thrive as a Software Testing Intern, you need a foundational understanding of software development concepts, attention to detail, and basic knowledge of testing methodologies, often supported by coursework in computer science or related fields. Familiarity with testing tools like Selenium, JIRA, and version control systems such as Git is beneficial, as is exposure to scripting languages like Python or Java. Strong analytical thinking, communication, and teamwork skills help distinguish top candidates in this role. These skills are critical for identifying software defects, ensuring quality deliverables, and collaborating effectively with development teams.

What are some common challenges faced by software testing interns and how can they be addressed?

Software Testing Interns often encounter challenges such as understanding complex software requirements, adapting to new testing tools, and managing time effectively when balancing multiple testing tasks. To address these, interns should actively communicate with their mentors and team members to clarify expectations, seek guidance on best practices, and make use of available training resources. Regularly documenting test cases and results, as well as participating in team meetings, can also help interns stay organized and contribute meaningfully to the testing process.

What is the difference between Software Testing Intern vs QA Tester?

AspectSoftware Testing InternQA Tester
Required CredentialsTypically pursuing or recent graduate in Computer Science or related fieldOften has relevant certifications (e.g., ISTQB) and experience
Work EnvironmentEntry-level, learning-focused, supervised environmentFull-time, professional setting with independent responsibilities
Employer & Industry UsageInternships in tech companies, software firms, or IT departmentsEstablished companies across various industries requiring quality assurance
Search & Comparison IntentUnderstanding entry-level roles and learning opportunitiesClarifying professional QA career path and responsibilities

In summary, a Software Testing Intern is an entry-level position aimed at gaining hands-on experience in testing processes, often held by students or recent graduates. A QA Tester is a more experienced role with greater responsibilities in ensuring software quality, typically requiring relevant certifications and prior experience.

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

The most popular types of Software Testing jobs in Ontario are:

What cities in Ontario are hiring for Software Testing Intern jobs?

Cities in Ontario with the most Software Testing Intern job openings:

Software Testing Intern jobs near you
Infographic showing various Software Testing Intern job openings in Ontario as of August 2026, with employment types broken down into 1% As Needed, 80% Full Time, 16% Part Time, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $77,204 per year, or $37.1 per hour.

Software Development Intern

Dundas, ON • On-site

Lincoln Electric
Manufacturing • 5 - 10K employees

7.3

Company rating: 7.3 out of 10

Based on 51 frontline employees who took The Breakroom Quiz

309th of 494 rated machine equipment manufacturers

People enjoy working here

Good employer

Respectful managers

Learn more about Lincoln Electricexternal

CA$30/hr

Internship

Posted 11 days ago

Job description

Lincoln Electric is a high-performance industrial machinery and technology leader who helps customers manufacture and maintain vital equipment and infrastructure. Lincoln Electric's innovative solutions enable higher quality and productivity across a variety of processes including welding, cutting, brazing, machining, process automation, and field repair. The Company leverages proprietary technologies and expertise in materials science, power electronics, automation, and intelligent software to help customers build better and achieve resilience in their operations. Headquartered in Cleveland, Ohio, Lincoln Electric is the essential 'Linc' that keeps the economy running. The Company operates 71 manufacturing and automation facilities across 20 countries and serves customers in over 160 countries. For more information about Lincoln Electric and its products and services, visit the Company's website at https://www.lincolnelectric.com.

Location: 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 software applications. This role offers exposure to modern software development practices, troubleshooting real-world issues, and collaborating with experienced engineers on production software systems.

Key Responsibilities
  • Assist in developing, testing, and maintaining software applications and services.
  • Write and debug code under the guidance of senior engineers.
  • Investigate software issues using logs, debugging tools, and code analysis.
  • Support troubleshooting and root cause analysis of defects and production issues.
  • Contribute to software testing, validation, and documentation.
  • Participate in code reviews and team discussions.
  • Work with cross-functional teams to support software releases and enhancements.
  • Learn and apply software engineering best practices, including source control and agile development methodologies.
Required Qualifications
  • Currently pursuing or recently completed a degree or diploma in Software Engineering, Computer Science, Computer Engineering, Mechatronics, or a related field.
  • Experience with object-oriented programming through coursework, projects, internships, co-op placements, or personal projects.
  • Preferred: C# programming experience.
  • Also accepted: Python, Java, C++, JavaScript/TypeScript, or other object-oriented languages.
  • Basic understanding of software design, debugging, and testing principles.
  • Strong analytical and problem-solving skills.
  • Ability to investigate issues and learn from logs, error messages, and troubleshooting tools.
  • Familiarity with Git or other source control systems.
Preferred Qualifications
  • Experience with .NET, SQL, REST APIs, or modern application development frameworks.
  • Familiarity with Visual Studio, VS Code, Azure DevOps, GitHub, or similar development tools.
  • Experience with academic, open-source, internship, co-op, or personal software projects.
  • Familiarity with AI-assisted development tools such as GitHub Copilot, Microsoft Copilot, Cursor, ChatGPT, or similar tools.
  • Interest in applying AI tools to improve coding, testing, debugging, documentation, and productivity.
  • Exposure to automation, robotics, manufacturing systems, IoT, or hardware/software integration is a plus but not required.
What You'll Learn
  • Professional software development practices and workflows.
  • Troubleshooting, debugging, and root cause analysis techniques.
  • Application design, testing, and deployment processes.
  • Collaboration within a cross-functional engineering team.
  • Effective use of modern AI-assisted development tools.
  • Real-world software engineering and production support experience.
Success Profile
  • Curious, proactive, and eager to learn.
  • Strong problem-solving and analytical thinking skills.
  • Comfortable working in a technical team environment.
  • Takes ownership of tasks and follows through on solutions.
  • Communicates effectively and asks thoughtful questions.
  • Demonstrates a passion for building high-quality software.

Lincoln Electric is an Equal Opportunity Employer. We are committed to promoting equal employment opportunity for applicants, without regard to their race, color, national origin, religion, sex (including pregnancy, childbirth, or related medical conditions, including, but not limited to, lactation), sexual orientation, gender identity, age, veteran status, disability, genetic information, and any other category protected by federal, state, or local law.

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