Senior Software Engineer

Job description

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 o...