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Remote Computer Science Jobs in Ontario (NOW HIRING)

Mercor

Trademark Practitioner - Fully Remote

Toronto, ON · Remote

CA$85 - CA$120/hr

IP Expert -- Patent / Trademark (Remote, Hourly) Type: Contract Compensation: $85-$120/hour ... Technical background in engineering, computer science, life sciences, or chemistry preferred for ...

Xiopt

Marketing Intern

Toronto, ON · Remote

Founded by experts in finance and computer science, XIOpt prides itself on its practitioner-led approach to meeting clients' needs. Role Description This is a full-time, remote Internship role in ...

Mercor

AI Research Scientist - PhD

Toronto, ON · Remote

CA$55 - CA$80/hr

Remote Role Responsibilities * Contribute subject matter expertise to a cutting-edge project ... Science , AI/ML Research , Computer Science , Game Development , or Mechanical/Aerospace ...

New

Targeted Talent

C++ Developer

Kitchener, ON · On-site +1

A Masters or PHD in Computer Science, Engineering. or equivalent Some AWESOME selling points: * Remote + flexible work schedule * Competitive salary + Extended Health and Dental Benefits * Amazing ...

Targeted Talent

C++ Developer

Ottawa, ON · On-site +1

A Masters or PHD in Computer Science, Engineering. or equivalent Some AWESOME selling points: * Remote + flexible work schedule * Competitive salary + Extended Health and Dental Benefits * Amazing ...

Targeted Talent

C++ Developer

Ottawa, ON · On-site +1

A Masters or PHD in Computer Science, Engineering. or equivalent Some AWESOME selling points: * Remote + flexible work schedule * Competitive salary + Extended Health and Dental Benefits * Amazing ...

Targeted Talent

C++ Developer

Waterloo, ON · On-site +1

A Masters or PHD in Computer Science, Engineering. or equivalent Some AWESOME selling points: * Remote + flexible work schedule * Competitive salary + Extended Health and Dental Benefits * Amazing ...

Targeted Talent

C++ Developer

Kitchener, ON · On-site +1

A Masters or PHD in Computer Science, Engineering. or equivalent Some AWESOME selling points: * Remote + flexible work schedule * Competitive salary + Extended Health and Dental Benefits * Amazing ...

Targeted Talent

C++ Developer

Waterloo, ON · On-site +1

A Masters or PHD in Computer Science, Engineering. or equivalent Some AWESOME selling points: * Remote + flexible work schedule * Competitive salary + Extended Health and Dental Benefits * Amazing ...

Targeted Talent

Senior C++ Software Engineer

Kitchener, ON · Remote

$120K - $150K/yr

A degree in Computer Science. Masters is preferred. * Knowledge and or interest in computer ... Completely remote work If this opportunity sounds like something that fits your career path, please ...

Targeted Talent

Senior C++ Software Engineer

Waterloo, ON · Remote

$120K - $150K/yr

A degree in Computer Science. Masters is preferred. * Knowledge and or interest in computer ... Completely remote work If this opportunity sounds like something that fits your career path, please ...

Targeted Talent

Senior C++ Software Engineer

Waterloo, ON · Remote

$120K - $150K/yr

A degree in Computer Science. Masters is preferred. * Knowledge and or interest in computer ... Completely remote work If this opportunity sounds like something that fits your career path, please ...

Targeted Talent

Senior C++ Software Engineer

Kitchener, ON · Remote

$120K - $150K/yr

A degree in Computer Science. Masters is preferred. * Knowledge and or interest in computer ... Completely remote work If this opportunity sounds like something that fits your career path, please ...

Targeted Talent

Senior C++ Software Engineer

Ottawa, ON · Remote

$120K - $150K/yr

A degree in Computer Science. Masters is preferred. * Knowledge and or interest in computer ... Completely remote work If this opportunity sounds like something that fits your career path, please ...

Targeted Talent

Senior C++ Software Engineer

Ottawa, ON · Remote

$120K - $150K/yr

A degree in Computer Science. Masters is preferred. * Knowledge and or interest in computer ... Completely remote work If this opportunity sounds like something that fits your career path, please ...

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Remote Computer Science information

See Ontario salary details

$22.5K

$85.9K

$187.5K

How much do remote computer science jobs pay per year?

As of May 29, 2026, the average yearly pay for remote computer science in Ontario is $85,927.00, according to ZipRecruiter salary data. Most workers in this role earn between $42,500.00 and $123,000.00 per year, depending on experience, location, and employer.

What Are Remote Computer Science Jobs?

Remote computer science jobs include a wide variety of roles focused on the use and analysis of computers and networks, including security specialists, network administrators, and software programmers. In these roles, you may develop hardware or software, control user accounts and permissions, analyze security procedures, manage confidential information, order repairs and replacements, manage inventory levels, conduct penetration tests, or manage a full development cycle for new software. Remote computer science jobs frequently use databases, private networks, intrusion detection systems, and remote conferencing software to help coordinate jobs. This is something of a catch-all term for computer-based positions, so if you are looking for a specific role, such as a remote programmer or remote computer engineer, you may need to narrow your search terminology.

What are the key skills and qualifications needed to thrive as a Remote Computer Science professional, and why are they important?

To thrive as a Remote Computer Science professional, you need strong programming skills, problem-solving abilities, and a relevant degree or equivalent experience in computer science or software engineering. Proficiency with coding languages (such as Python, Java, or C++), version control systems like Git, and remote collaboration tools (e.g., Slack, Jira, Zoom) is essential. Excellent communication, self-motivation, and time management are vital soft skills for working independently and with distributed teams. These skills and qualities enable efficient development, seamless teamwork, and successful project delivery in a remote environment.

How do remote computer science professionals typically collaborate with their teams to ensure project success?

Remote computer science professionals usually rely on a mix of communication and project management tools—such as Slack, Zoom, GitHub, and Jira—to collaborate effectively with their teams. Regular virtual meetings, code reviews, and shared documentation help maintain alignment and transparency. While working remotely offers flexibility, it can also require proactive communication and self-management to avoid misunderstandings and stay on track with deliverables. Many teams adopt Agile methodologies to structure their work and foster collaboration, regardless of physical location.
More about Remote Computer Science jobs
What are the most commonly searched types of Computer Science jobs in Ontario? The most popular types of Computer Science jobs in Ontario are:
What are popular job titles related to Remote Computer Science jobs in Ontario? For Remote Computer Science jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Remote Computer Science jobs in Ontario look for? The top searched job categories for Remote Computer Science jobs in Ontario are:
Remote Computer Science jobs near you

Copy of PhD Computer Science Expert for AI Training

Lifted, an Upwork Company™

Ottawa, ON • Remote

Full-time

Posted yesterday

Job description

Company Description

An enterprise client is seeking highly technical Computer Science Experts with PhDs to support the training and evaluation of advanced AI models. This initiative focuses on improving the accuracy, reasoning, and domain expertise of generative AI systems through expert human feedback.

The selected candidates will contribute to the company's large AI training project by evaluating AI-generated responses, developing domain-specific prompts, and assessing technical accuracy across complex Computer Science topics. This is a fully remote, freelance opportunity with flexible working hours and the potential for ongoing work beyond the initial project timeline.

    Job Description

    This opportunity is ideal for highly analytical professionals with advanced academic or industry experience in Computer Science or related technical fields.

    What You'll Do:

    • Assess the factual accuracy, relevance, and quality of AI-generated Computer Science content
    • Craft and answer domain-specific questions related to Computer Science and adjacent technical disciplines
    • Evaluate and rank AI-generated responses based on technical correctness and reasoning quality
    • Provide expert-level feedback to improve AI model performance and domain understanding
    • Support AI training initiatives by applying research, analytical thinking, and technical expertise

    This role is a strong fit for professionals with backgrounds in:

    • Computer Science
    • Software Engineering
    • Machine Learning
    • Cybersecurity
    • Distributed Systems
    • Computational Science
    • Information Theory
    • Quantitative Finance (highly preferred)
    • Statistics
    • Electrical & Computer Engineering
    • Technical Research or Academia
    Qualifications

    Requirements:

    • Native or fluent English communication skills (written and verbal)
    • PhD in Computer Science or a closely related technical field
    • Experience working as a software engineer, researcher, or in another highly technical or analytical role
    • Strong technical reasoning and attention to detail
    • Ability to assess complex AI-generated technical outputs with accuracy and consistency

    Nice to Haves:

    • Strong academic or industry research background
    • Experience reviewing technical content, publications, or research outputs
    • Familiarity with AI systems, large language models, or AI evaluation workflows
    • Experience in advanced Computer Science domains such as machine learning, distributed systems, or cybersecurity

    Additional Information
    • Fully remote freelance opportunity with flexible working hours
    • Work is expected to begin immediately and continue through the end of June, with potential extensions
    • Compensation: Up to $150 USD per hour based on project participation
    • Weekly lump-sum payments issued for completed work tracked within the client platform
    • No guaranteed hours or task volume; work availability may vary weekly
    • Candidates must be physically located in one of the following regions: United States, Canada, Puerto Rico, Mexico, Great Britain, Australia, New Zealand, or Argentina
    • Selected candidates will receive onboarding instructions and platform access after acceptance
    • Candidates should not independently create an Outlier profile prior to onboarding