When Aviva, the sixth largest insurance company in the world, wanted to reform its HR function, it wasn't just a matter of replacing old with new. As the company had grown through acquisitions, it had inherited dozens of HR systems across the world. Knowing that the infrastructure costs alone would be prohibitive, Aviva looked to cloud-based, SaaS models.

In this short video, Aviva's Group HR Transformation Director reflects on the company's SaaS HR switch-over -- why they did it, how they did it, and how it has changed the way they do business.