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Volunteer Python Developer Jobs in Ontario (NOW HIRING)

THOMSON REUTERS

Lead Software Engineer I

Toronto, ON · Hybrid

Strongexperience building APIs and services with Python as a core language, and working familiarity ... We offer employees two paid volunteer days off annually and opportunities to get involved with pro ...

THOMSON REUTERS

Senior Software Engineer I

Toronto, ON · Hybrid

Experience building APIs and services with Python as a core language, and working familiarity with ... We offer employees two paid volunteer days off annually and opportunities to get involved with pro ...

Definity Financial

AI Engineering Lead

Toronto, ON · Hybrid

CA$108K - CA$158K/yr

Mastery of Python and deep experience with AI/ML frameworks, Proven ability to write clean, high ... Paid volunteer days and company matching on charitable donations * Educational resources, tuition ...

Guidewire Software

Senior Software Engineer

Toronto, ON · On-site

Our technology stack includes Python, FastAPI, TypeScript, React, and AWS. What You'll Do * Design ... Paid time off programs including volunteer time off * Market-competitive pay and incentive programs

OpenTable

System Engineer I

Toronto, ON · On-site

Programming skills (sh, bash, ps, python). * Proficiency in Application distribution, Security ... Paid volunteer time * Focus on your career growth: * Development Dollars * Leadership development

Nasdaq

Strong Linux expertise and experience in DevOps or programming roles. * Proficiency in scripting or ... Paid time off for volunteer work - up to 2 days/year * Comprehensive Health Insurance program

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Volunteer Python Developer information

What is a volunteer Python developer?

Volunteer Python Developers are individuals who use their programming skills in Python to contribute to projects or organizations without receiving monetary compensation. They often help non-profits, open-source initiatives, or community projects by writing code, fixing bugs, developing new features, or providing technical support. This role allows developers to gain experience, expand their portfolios, network with other professionals, and make a positive impact. Volunteers typically work remotely or in-person, depending on the organization's needs and their availability.

What types of projects does a volunteer Python developer typically work on, and how do they collaborate with team members?

Volunteer Python Developers often contribute to open-source projects, non-profit organization tools, or community-focused web applications. They frequently work remotely and collaborate with diverse teams through online platforms such as GitHub, Slack, or project management tools like Trello. Communication and clear documentation are essential, as teams may be distributed across different time zones. Developers can expect to review code, participate in group discussions, and help mentor less-experienced contributors, all while building their own skills and expanding their professional network.

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

To thrive as a Volunteer Python Developer, you need a solid understanding of Python programming, problem-solving abilities, and familiarity with software development principles, often supported by relevant coursework or personal projects. Experience with tools like Git, code editors (such as VS Code or PyCharm), and popular frameworks (like Django or Flask) is highly valuable. Strong communication, teamwork, and self-motivation are essential soft skills for collaborating effectively and contributing in a volunteer-driven environment. These skills ensure that you can deliver reliable code, support team goals, and make a meaningful impact despite limited resources or supervision.

What is the difference between Volunteer Python Developer vs Python Developer?

AspectVolunteer Python DeveloperPython Developer
CredentialsOften no formal certifications required, but basic Python knowledge preferredTypically requires a degree or certification in computer science or related field
Work EnvironmentNon-profit projects, open-source communities, or charitable organizationsCorporate, startup, or tech company environments
Employer & IndustryNon-profit organizations, open-source projects, NGOsTechnology firms, startups, enterprises
Search & Comparison IntentVolunteering opportunities, unpaid roles, community projectsPaid employment, career advancement, professional roles

In summary, Volunteer Python Developers typically work on non-profit or open-source projects without formal certifications, focusing on community service. Python Developers are usually employed in paid roles within companies, often requiring formal education or certifications. The main difference lies in the work environment, compensation, and professional expectations.

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

The most popular types of Python Developer jobs in Ontario are:

Volunteer Python Developer jobs near you
Infographic showing various Volunteer Python Developer job openings in Ontario as of August 2026, with employment types broken down into 100% Full Time. Highlights an 43% In-person, and 57% Hybrid job distribution.

Senior Application Security Engineer

Barracuda Networks Inc.

Ottawa, ON • Hybrid

CA$166K - CA$194K/yr

Full-time

Medical, Retirement, PTO

Posted 21 days ago

Key responsibilities

  • Embed security practices across the development lifecycle and facilitate threat modeling and risk-based discussions.

  • Perform application penetration tests and security-focused source code reviews.

  • Drive risk rating, vulnerability management processes, and provide remediation guidance to developers.

Job description

Come join our passionate team! Barracuda is a leading cybersecurity company providing complete protection against complex threats. Our platform protects email, data, applications, and networks with innovative solutions, and a managed XDR service, to strengthen cyber resilience. Hundreds of thousands of IT professionals and managed service providers worldwide trust us to protect and support them with solutions that are easy to buy, deploy, and use.
We know a diverse workforce adds to our collective value and strength as an organization. Barracuda Networks is proud to be an Equal Opportunity Employer, committed to equal employment opportunity and equitable compensation regardless of race, gender, religion, sex, sexual orientation, national origin, or disability.
Envision yourself at Barracuda
As a Senior Application Security Engineer, you'll help shape the future of our AppSec program. You'll work effectively and efficiently in a small, high-impact team, bringing a sense of ownership and community. You'll have the opportunity to learn quickly, provide feedback on long-term improvements, and drive strategic security initiatives across our product portfolio.
Tech Stack:
  • TypeScript/JavaScript, Python, Ruby, Java, Go
  • CI/CD automation tools (SAST, SCA, Secrets Scanning, etc.)
  • AI security controls and LLM risk management
What you'll be working on
  • Embed security across the development lifecycle, moving from pen-test/documentation-heavy to guardrail-driven programs
  • Facilitate lightweight, feature-level threat models and drive risk-based discussions
  • Perform hands-on application penetration tests and security-focused source code reviews
  • Drive risk rating and vulnerability management processes
  • Partner with product, platform, and engineering leads to drive security initiatives
  • Lead outcome-focused design review discussions and security trainings
  • Provide framework-specific remediation guidance to developers
What you bring to the role
  • 5 - 8+ years in product-focused AppSec, with a track record of embedding security and reducing late-stage findings via automation and developer enablement
  • Deep practical knowledge of core security concepts (authN/Z, session management, input/output handling, logging, data protection, access controls)
  • Proficient in at least two programming languages (TypeScript/JavaScript, Python, Ruby, Java, Go, etc.)
  • Hands-on experience with application penetration testing and code reviews
  • Proficient in threat modeling and risk-based analysis
  • Strong organizational, time-management, communication, and presentation skills
What you'll get from us
A team where you can voice your opinion, make an impact, and where you and your experience are valued. Internal mobility - there are opportunities for cross training and the ability to attain your next career step within Barracuda.
  • Equity, in the form of non-qualifying options
  • High-quality health benefits
  • Retirement Plan with employer match
  • Career-growth opportunities
  • Flexible Time Off and Paid Time Off benefits
  • Volunteer opportunities
The anticipated salary range for this role is $166,000 - $194,000 CAD. Actual compensation offered will be dependent upon the individual's skills, experience, and qualifications as they directly relate to the requirements of the position, the budget for the position, and applicable employment laws
We know a diverse workforce adds to our collective value and strength as an organization. Barracuda Networks is proud to be an Equal Opportunity Employer, committed to equal employment opportunity and equitable compensation regardless of race, gender, religion, sex, sexual orientation, national origin, or disability. We are committed to a candidate selection process and work environment that is inclusive and barrier free. To ensure candidates are assessed in a fair and equitable manner, accommodations will be provided to prospective employees in accordance with the Accessibility for Ontarians with Disabilities Act (AODA) and the Ontario Human Rights Code.We are dedicated to building a workforce that reflects the diversity of the community in which we live in and serve. We encourage applications from all qualified individuals.
JOB ID # 27 -0245
#LI-hybrid

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