Senior Software Engineer

The Senior Software Engineer designs and delivers complex features and services, mentors junior engineers, and contributes to architectural decisions. This role emphasizes technical ownership, quality, and cross‑team collaboration.

Key Responsibilities

• Lead development of complex full‑stack features with minimal supervision
• Design scalable solutions using .NET and modern web architectures
• Review code and mentor junior engineers
• Drive performance, reliability, and maintainability improvements
• Collaborate with product, QA, and DevOps teams
• Reduce technical debt and improve engineering standards

Qualifications

• 5-8 years of professional software engineering experience
• Advanced proficiency in .NET, React, and relational databases
• Strong experience with CI/CD and DevOps practices
• Ability to operate as a technical owner

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.

RB Global full-time employees are offered medical, dental, vision, and basic life insurances. Employees are able to enroll in our company's 401k plan and RB Global will match 100% for the first 4% contributed. Employees will also receive 15 days of PTO each year.