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Software Development Engineer 3 Jobs in Ontario (NOW HIRING)

The Role: We're looking for a Software Development Engineer to join our Toronto team. This is a hands-on role where you'll work alongside talented senior engineers, product managers, and data ...

Software Development Engineer in Test (SDET) Our client is looking for a meticulous SDET to contribute to and review the creation of designs for production software. The SDET's responsibilities ...

The Role: We're looking for a Software Development Engineer to join our Toronto team. This is a hands-on role where you'll work alongside talented senior engineers, product managers, and data ...

Software Development Engineer in Test (SDET) Our client is looking for a meticulous SDET to contribute to and review the creation of designs for production software. The SDET's responsibilities ...

We are seeking an experienced Software Development Engineer who is adept at a variety of skills, that enable the productization of Generative AI experiences for advertising at scale. Every member of ...

Your role As a Sr. SDET in Agentic QA, you will own the test automation and quality frameworks that support Dialpad's AI Voice Agent services. You will develop automated tests for end-to-end product ...

\n \n \n \n \n Role Overview SDET Engineers will, in collaboration with a multidisciplinary delivery team, be responsible for the increasing automation coverage and improving our existing automation ...

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Software Development Engineer 3 information

How does a Software Development Engineer 3 typically collaborate with cross-functional teams during the software development lifecycle?

As a Software Development Engineer 3, you will often work closely with product managers, quality assurance engineers, UX designers, and other developers to ensure alignment on project goals and technical requirements. Collaboration usually involves participating in sprint planning, code reviews, and design discussions, as well as providing mentorship to junior engineers. This level of engagement fosters a deeper understanding of the product and helps deliver high-quality software solutions that meet user and business needs.

What are the key skills and qualifications needed to thrive as a Software Development Engineer 3, and why are they important?

To thrive as a Software Development Engineer 3, you need advanced proficiency in programming languages like Java, Python, or C++, strong problem-solving abilities, and a bachelor’s degree in computer science or related field. Experience with version control systems (e.g., Git), cloud platforms (e.g., AWS or Azure), and familiarity with CI/CD pipelines and relevant certifications are often required. Effective communication, leadership, and collaboration skills help in mentoring junior engineers and working within agile teams. These competencies enable you to deliver robust software solutions, drive technical excellence, and contribute to both team and organizational success.

What are Software Development Engineer 3 (SDE3) roles and responsibilities?

A Software Development Engineer 3 (SDE3) is a senior-level software engineer responsible for designing, developing, and maintaining complex software systems. They often lead technical initiatives, mentor junior engineers, and contribute to architectural decisions. SDE3s are expected to have deep expertise in their technology stack, strong problem-solving skills, and the ability to drive projects from conception to deployment. They collaborate with cross-functional teams to deliver high-quality software solutions and may also participate in code reviews and technical interviews.
What are popular job titles related to Software Development Engineer 3 jobs in Ontario? For Software Development Engineer 3 jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Software Development Engineer 3 jobs in Ontario look for? The top searched job categories for Software Development Engineer 3 jobs in Ontario are:
Software Development Engineer

Software Development Engineer

CommerceIQ

Toronto, ON

Other

Posted 25 days ago


Job description

The Role:

We're looking for a Software Development Engineer to join our Toronto team. This is a hands-on role where you'll work alongside talented senior engineers, product managers, and data scientists to design, build, and deliver AI-powered commerce solutions.

Why this role matters
  • Career growth: Gain experience with AI development in a real-world production environment
  • High-impact work: Contribute to new AI-driven products that directly affect global brands
  • Learning from the best: Work alongside experienced engineers and collaborate with a global, high-performing team

This is an onsite role with expectations that you are working from the office Monday-Friday

What You'll Do:

  • Collaborate across functions: Build on a variety of use cases across the company
  • Partner with executives: Get a full perspective from the Founders and CEO's desk
  • Grow technical skills: Participate in design reviews, write high-quality code, and gain experience with best practices in testing, security, and scalability
  • Deliver impactful work: Ship features that are quickly adopted by customers and directly improve their ecommerce performance

What You'll Bring:

  • 2-5 years of hands-on software engineering experience (internships and co-op work will be considered)
  • A Bachelor's degree in Computer Science from a highly ranked university is a must have
  • Proficiency in Java or Python
  • Experience working with AI tools such as Claude
  • Some experience building backend or full-stack applications, either in professional settings or personal projects (we especially love to see any contributions that you have on Github or Stackoverflow)
  • Familiarity with cloud services (AWS/GCP/Azure), microservices, and modern development practices like CI/CD is helpful
  • Strong problem-solving skills, eagerness to learn, and comfort working in a collaborative, fast-paced environment

Check out our LinkedIn page to learn more about what it's like to work at CommerceIQ!