Senior Software Engineer

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Senior Software Engineer

Mississauga, ON, Canada(Hybrid)

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About Us

IAA Holdings, LLC (IAA)

IAA Holdings, LLC (IAA), a Ritchie Bros. Auctioneers company (NYSE: RBA) and (TSX: RBA), is a trusted global marketplace for insights, services, and transaction solutions for commercial assets and vehicles. Leveraging leading-edge technology and focusing on innovation, IAA’s unique platform facilitates the marketing and sale of total-loss, damaged and low-value vehicles. IAA serves a global buyer base – located throughout over 170 countries – and a full spectrum of sellers, including insurers, dealerships, fleet lease and rental car companies, and charitable organizations. Buyers have access to multiple digital bidding and buying channels, innovative vehicle merchandising, and efficient evaluation services, enhancing the overall purchasing experience. IAA offers sellers a comprehensive suite of services aimed at maximizing vehicle value, reducing administrative costs, shortening selling cycle time and delivering the highest economic returns.

Job Description

About the Role

We are looking for an enthusiastic and motivated Senior Software Engineer to join our marketplace teams. This is an excellent opportunity for someone early in their career who is eager to learn and contribute to building robust and efficient software systems. You will work closely with senior engineers to develop and maintain applications. We believe in fostering a culture of continuous learning, automation, and collaboration, and you'll actively participate in that mission.

Responsibilities

• Software Development:
• Write clean, well-tested, and maintainable code
• In C#, .NET, Java, React JS, TypeScript, RESTful APIs based on design specifications.
• For SQL and NoSQL databases such as PostgreSQL, Azure SQL, Azure CosmosDB, Azure Storage Blob
• Participate in code reviews, follow engineering standards, and use GitHub + GitHub Copilot effectively (with good judgment and review discipline)
• Write unit tests and help improve test coverage and overall code quality
• Assist in debugging and resolving software defects and issues.
• Continuously explore and adopt AI tools and frameworks
• Support application portfolio for “level 3” incidents as necessary
• Collaboration & Learning:
• Collaborate effectively with team members, product managers, and other stakeholders.
• Actively participate in team meetings, stand-ups, and discussions.
• Proactively seek out learning opportunities, staying up-to-date with new technologies and industry best practices.
• Ask questions, learn from senior engineers, and contribute to a positive team environment.

Qualifications

• Education/Experience:
• Bachelor’s degree in Computer Science, Software Engineering, or a related field, OR equivalent practical experience/coding bootcamp completion.
• 5-8 years of professional software development experience (internships, personal projects, or academic projects are highly valued).
• Technical Skills (Foundational):
• Foundational understanding of OOP, Asynchronous programming
• Foundational understanding of at least one modern programming language (e.g. .NET, React JS, JavaScript/TypeScript).
• Familiarity with RESTful APIs and Microservices
• Familiarity with version control systems (e.g. ADO, GitHub).
• Basic understanding of command-line tools and Linux environments.
• An eagerness to learn about cloud platforms (AWS, Azure), containers (Docker, Kubernetes), and CI/CD concepts.
• Working knowledge of authentication concepts (OAuth2, JWT) and SSO
• Skills & Attributes:
• Strong problem-solving skills with a curious and analytical mindset.
• Excellent communication skills, both written and verbal.
• Highly motivated, self-starter, and eager to learn new technologies and concepts quickly.
• Ability to work effectively both independently and as part of a team.
• Detail-oriented with a commitment to writing high-quality code.

Bonus Points

• Any exposure to cloud platforms (AWS, Azure) or containerization (Docker, Kubernetes).

• Experience with scripting languages (e.g., Bash, Python).

• Completed personal projects demonstrating your coding abilities.

• Contributions to open-source projects.

• Participation in hackathons or coding challenges.

• Apply Now

Job Info

• Job Identification9377

• Posting Date04/17/2026, 01:44 PM

• Locations90 Burnhamthorpe Road West, Mississauga, ON, L5B 3C3, CA(Hybrid)

• Degree LevelNo Formal Education

• Job ScheduleFull time

• Minimum Salary88,270

• Maximum Salary110,340

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