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Python Application Developer Jobs in Ontario (NOW HIRING)

Axiomatic_AI

Position Overview We are seeking an experienced Field Application Engineer with expertise across ... Programming experience, primarily in Python (scientific computing, workflow orchestration, API ...

ShyftLabs

DevOps Engineer

Toronto, ON · Hybrid

CA$80K - CA$100K/yr

Partners with application developers on the seamless deployment of software * Responsible for ... Proficiency in common DevOps development languages (such as Python, Node - Python preferred)

StackandCo

Convert functional specifications into application solutions. \n * Deliver technical specifications ... Knowledge of Python and AIX scripting a bonus. \n \n \n \n \n \n

StackandCo

Convert functional specifications into application solutions. \n * Deliver technical specifications ... Knowledge of Python and AIX scripting a bonus. \n \n \n \n \n \n

Omers

DevOps Engineer

Toronto, ON · On-site

Role Summary The DevOps Engineer will join the Software Engineering team that leads the delivery of ... Application Insights, and Azure Monitor. * Experience writing automation using Python, Shell, or ...

Telesat

Senior Devops Developer

Ottawa, ON · On-site

Ensure fast, reliable feedback loops for Java (Gradle), Python (Poetry/pytest), Matlab, and ... in application materials based on available information. These tools assist our recruitment team ...

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Python Application Developer information

What is a Python application developer?

Python Application Developers are software professionals who design, build, test, and maintain applications using the Python programming language. They work on a variety of projects, ranging from web and desktop applications to data analysis tools and automation scripts. These developers are skilled in Python frameworks and libraries and often collaborate with other developers, designers, and stakeholders to deliver functional and efficient software solutions.

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

To thrive as a Python Application Developer, you need proficiency in Python programming, a solid understanding of software development principles, and experience with frameworks like Django or Flask, typically supported by a degree in computer science or related field. Familiarity with version control systems such as Git, databases like PostgreSQL or MongoDB, and cloud platforms is often required, along with optional certifications such as PCEP or PCAP. Strong problem-solving abilities, effective communication, and teamwork skills help you collaborate efficiently and adapt to evolving project requirements. These skills ensure you can build robust, maintainable applications and contribute effectively to development teams.

What are some common challenges Python application developers face when working on large-scale projects?

Python Application Developers often encounter challenges such as managing complex codebases, ensuring consistent code quality, and optimizing application performance as projects grow in size. Collaborating with cross-functional teams and integrating various third-party libraries can also introduce compatibility issues or technical debt. To address these challenges, developers typically follow best practices like using version control, implementing thorough testing strategies, and participating in regular code reviews to maintain project stability and scalability.

What is the difference between Python Application Developer vs Python Software Engineer?

AspectPython Application DeveloperPython Software Engineer
Required CredentialsBachelor's in CS or related field, Python certificationsBachelor's or higher in CS, Python certifications often preferred
Work EnvironmentDevelops specific applications, often client-focusedDesigns and develops software solutions, broader scope
Employer & Industry UsageTech companies, startups, enterprise softwareTech firms, software companies, consulting
Common Search & ComparisonFocuses on application development tasksEncompasses broader software engineering roles

Python Application Developers primarily focus on creating specific applications using Python, often working closely with clients or project teams. Python Software Engineers typically have a broader role, including designing, developing, and maintaining complex software systems. While both roles require similar credentials and work environments, the Application Developer role is more targeted towards application creation, whereas the Software Engineer may handle a wider range of software development tasks.

Are Python application developers still in demand?

Python application developers are currently in high demand due to Python's versatility in web development, data analysis, machine learning, and automation. Skills in frameworks like Django or Flask and knowledge of cloud platforms can enhance job prospects in this field.

What jobs can a Python Application Developer get?

A Python Application Developer can pursue roles such as software engineer, backend developer, data analyst, data scientist, automation engineer, or machine learning engineer. These positions often require knowledge of frameworks like Django or Flask, and proficiency with databases, version control, and cloud services.

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

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

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

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

What cities in Ontario are hiring for Python Application Developer jobs?

Cities in Ontario with the most Python Application Developer job openings:

Python Application Developer jobs near you
Infographic showing various Python Application Developer job openings in Ontario as of August 2026, with employment types broken down into 71% Full Time, 25% Part Time, and 4% Contract. Highlights an 91% Physical, 3% Hybrid, and 6% Remote job distribution.

Senior Application Security Engineer

Barracuda Networks Inc.

Ottawa, ON • Remote

Full-time

Medical, Retirement, PTO

Posted yesterday

New

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
#LI-remote
Job ID: 27-0245

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