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Computer Science Internship Jobs in Ontario (NOW HIRING)

Waabi

2026 Intern, PhD Research Scientist

Toronto, ON

CA$60/hr

... Science, Engineering, AI, Machine Learning, Computer Vision, Robotics and/or similar technical field(s) of study. * Demonstrated research/software engineering experience: through previous internships ...

Mackenzie Financial Corporation

CA$49K - CA$51K/yr

... internship to be eligible to apply. This is a full-time position requiring 37.5 hours per week ... Currently enrolled in a post-secondary program in Data Science, Computer Science, Management ...

Manulife

Summer Intern 2027 - AI

Toronto, ON · Hybrid

CA$54K - CA$72K/yr

Our internship program offers more than just experience; you'll join a vibrant community ... Currently pursuing an undergraduate degree in Data Science, Computer Science, Statistics ...

Waabi

Research Scientist, Learnable Planner

Toronto, ON · On-site +1

CA$158K - CA$269K/yr

Qualifications: - MS/PhD degree in Computer Science, AI, Machine Learning, Computer Vision ... internships, work experience, research projects, and papers at top conferences. - Strong ...

Waabi

Research Scientist, Simulation Agents

Toronto, ON · On-site +1

CA$158K - CA$269K/yr

... Mentor junior scientists and interns; foster a culture of scientific rigor and rapid ... Qualifications: - Masters/PhD in machine learning, computer science, engineering, or a related ...

Jefferies

Compliance Analyst

Toronto, ON · On-site

Bachelor's degree in Finance, Economics, Business, Political Science, Law, Accounting, Computer Science, Data Analytics, or a related field. * Prior internship experience at an investment bank ...

THOMSON REUTERS

Applied Scientist Intern

Toronto, ON

Opportunities For Our Applied Science Interns: * Learning & Development : On-the-job coaching ... For Ontario, Canada, the base compensation range for this role is $0.00 CAD - $0.00 CAD. Base pay ...

New

DN Capital

In your second year of studies or further (Business, Finance, Computer Science, Engineering) * Preferably with first internship experience in a fast-paced work environment (startup, VC, consulting ...

Sanofi EU

Lead Data Scientist

Toronto, ON · On-site +1

CA$108K - CA$157K/yr

Mentor junior Data Scientists, AI Engineers, and interns through technical coaching, code reviews ... Master or PhD Degree in Computer Science, Data Science, Artificial Intelligence, Mathematics ...

Sanofi EU

Lead Data Scientist

Unionville, ON · On-site +1

CA$108K - CA$157K/yr

Mentor junior Data Scientists, AI Engineers, and interns through technical coaching, code reviews ... Master or PhD Degree in Computer Science, Data Science, Artificial Intelligence, Mathematics ...

Sanofi EU

Lead Data Scientist

Mississauga, ON · On-site +1

CA$108K - CA$157K/yr

Mentor junior Data Scientists, AI Engineers, and interns through technical coaching, code reviews ... Master or PhD Degree in Computer Science, Data Science, Artificial Intelligence, Mathematics ...

Sanofi EU

Lead Data Scientist

Maple, ON · On-site +1

CA$108K - CA$157K/yr

Mentor junior Data Scientists, AI Engineers, and interns through technical coaching, code reviews ... Master or PhD Degree in Computer Science, Data Science, Artificial Intelligence, Mathematics ...

Sanofi EU

Lead Data Scientist

Brampton, ON · On-site +1

CA$108K - CA$157K/yr

Mentor junior Data Scientists, AI Engineers, and interns through technical coaching, code reviews ... Master or PhD Degree in Computer Science, Data Science, Artificial Intelligence, Mathematics ...

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All JobsComputer Science JobsComputer Science Internship JobsComputer Science Internship Jobs in Ontario

Computer Science Internship information

See Ontario salary details

$9

$22

$48

How much do computer science internship jobs pay per hour?

As of Sep 5, 2026, the average hourly pay for computer science internship in Ontario is $22.11, according to ZipRecruiter salary data. Most workers in this role earn between $12.02 and $25.48 per hour, depending on experience, location, and employer.

What are internship opportunities in computer science?

An internship in computer science provides on-the-job training for students who study computer science. Your duties in this program depend on the focus on the internship. Some interns get experiencing coding and developing software, applications, or website user interfaces. As an intern, you work under the direction of programming and development professionals. Your responsibilities include writing lines of code, testing and debugging software, learning computer languages in a realistic setting, and functioning as part of a team. Other computer science internships focus on providing technical support, cybersecurity services, or administration services as part of an IT team.

What is a computer science internship?

A computer science internship is a temporary position that allows students or recent graduates to gain practical experience in the field of computer science. Interns typically work on real-world projects, assisting with programming, software development, data analysis, or IT support under the supervision of experienced professionals. These internships provide valuable hands-on skills, networking opportunities, and insight into potential career paths within technology industries.

What types of projects does a computer science intern typically work on, and how much autonomy can I expect?

Computer Science interns often contribute to real-world projects such as developing new software features, debugging code, automating processes, or supporting infrastructure. While the level of autonomy varies by company, interns are generally given meaningful tasks and encouraged to collaborate with senior engineers and cross-functional teams. You'll likely participate in code reviews, agile sprints, and team meetings, gaining hands-on experience and feedback. Many organizations assign mentors to guide interns, helping them balance independence with structured learning and support.

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

To thrive as a Computer Science Intern, you generally need foundational knowledge in programming, algorithms, and data structures, often supported by progress toward a computer science degree. Familiarity with coding languages such as Python, Java, or C++, as well as experience using version control systems like Git, is typically expected. Strong problem-solving abilities, eagerness to learn, and effective communication skills help interns stand out in collaborative environments. These skills and qualities are essential because they enable interns to contribute meaningfully to projects, adapt to new technologies, and work efficiently within a development team.

What is the difference between Computer Science Internship vs Software Developer Intern?

AspectComputer Science InternshipSoftware Developer Intern
Required CredentialsTypically pursuing or recent graduate in CS or related fieldSame as CS internship, often students or recent grads
Work EnvironmentVaries across tech companies, research labs, startupsPrimarily software development teams in tech firms
Employer & Industry UsageUsed across academia, industry, research projectsPrimarily in software development companies and tech industry
Common Search & Comparison IntentUnderstanding internship opportunities in CSComparing software development internship roles

Both Computer Science Internships and Software Developer Internships target students or recent graduates interested in tech. While CS internships may include research, data analysis, or broader technical roles, Software Developer Internships focus specifically on coding and software creation. The choice depends on your career goals and the specific skills you want to develop.

What do you do as a computer science intern?

A computer science intern typically assists with software development, coding, testing, and debugging projects. They may work with programming languages like Python, Java, or C++, and often collaborate with teams to gain practical experience in software engineering and problem-solving. Internships usually involve learning industry tools and following project deadlines under supervision.

What internships should I apply for in computer science?

Computer science internships are available in tech companies, startups, and research labs, often focusing on software development, data analysis, or cybersecurity. Applicants should have programming skills in languages like Python, Java, or C++, and may need to demonstrate problem-solving abilities or relevant coursework. Internships can be paid or unpaid and typically require a resume and sometimes a cover letter or technical assessment.
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For Computer Science Internship jobs in Ontario, the most frequently searched job titles are:

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The top searched job categories for Computer Science Internship jobs in Ontario are:

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Cities in Ontario with the most Computer Science Internship job openings:

Computer Science Internship jobs near you
Infographic showing various Computer Science Internship job openings in Ontario as of August 2026, with employment types broken down into 1% As Needed, 80% Full Time, 15% Part Time, 3% Contract, and 1% Nights. Highlights an 73% Physical, 2% Hybrid, and 25% Remote job distribution, with an average salary of $45,979 per year, or $22.1 per hour.

2026 Intern, PhD Research Scientist

Waabi

Toronto, ON

CA$60/hr

Full-time, Internship

Re-posted 21 days ago

Job description

Waabi, founded by AI visionary Raquel Urtasun, is the leader in Physical AI. With a world-class team, we're unlocking the next era of autonomous transportation with technology that's powering commercial autonomous trucks and robotaxis. Waabi is backed by and partners with world leaders in AI, automotive, logistics, and deep tech.
 
With offices in Toronto, San Francisco, Dallas, and Pittsburgh, Waabi is growing quickly and looking for diverse, innovative and collaborative candidates who want to impact the world in a positive way. To learn more visit: www.waabi.ai

You will...
  • Be part of a team of multidisciplinary Research Scientists and Engineers using an AI-first approach to enable safe self-driving at scale.
  • Lead or Contribute to an AI research project, pushing the frontiers of the field by developing new algorithms for Autonomous Vehicle (AV). This includes topics such as perception, prediction, motion planning, controls, simulation, mapping, localization, core AI, etc.
  • Design, implement, train, and optimize novel algorithms on self-driving vehicles and various production systems.
  • Be encouraged to submit and publish work externally at top machine learning, computer vision, and robotics conferences (NeurIPS, ICLR, ICML, CVPR, etc.), post to our company blog.
 
Qualifications:
  • Pursuing PhD degree in Computer Science, Engineering, AI, Machine Learning, Computer Vision, Robotics and/or similar technical field(s) of study.
  • Demonstrated research/software engineering experience: through previous internships, work experience, coding competitions, and/or research projects and papers.
  • At least one publication in top Machine Learning, Computer Vision, or Robotics conferences.
  • Strong quantitative background and coursework in or working knowledge of linear algebra, calculus, and probability.
  • Proficient in reading and coding in Python and/or C++..
  • Open-minded and collaborative team player with willingness to help others.
  • Passionate about self-driving technologies, solving hard problems, and creating innovative solutions.
 
Application Instructions:
  • To be considered for an internship/co-op, please add your most up to date academic transcripts alongside with your resume for further review.
The US hourly range for this role is: $60 USD and the Canada hourly range for this role is: $60-$65 CAD in addition to competitive perks & benefits. Waabi US Inc. and Waabi Canada Inc.'s yearly salary ranges are determined based on several factors in accordance with the Company's compensation practices. The salary base range is reflective of the minimum and maximum target for new hire salaries for the position across all US and Canada locations. 

Perks/Benefits:
Waabi provides a competitive benefits package that includes:
  • Daily drinks, snacks and catered meals (when in office)
  • Regularly scheduled team building activities and social events
  • As we grow, this list continues to evolve! 
 
Waabi is a technology start-up building technologies to transform the way the world moves. Join our talented team to be a part of the future and to make an impact!
 
Waabi is an equal opportunity employer. We celebrate diversity and are committed to creating a supportive, inclusive, and accessible workplace for all our employees. We seek applicants of all backgrounds and identities, across race, color, ethnicity, national origin or ancestry, age, citizenship, religion, sex, sexual orientation, gender identity or expression, military or veteran status, marital status, pregnancy or parental status, caregiver status, disability, or any other characteristic protected by law. We make workplace accommodations for qualified individuals with disabilities as required by applicable law. If reasonable accommodation is needed to participate in the job application or interview process please let our recruiting team know.
 
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
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