"The move involves dropping the traditional Wintel (Windows-Intel) platform for a virtualised IBM mainframe running on Linux.
"The migration is part of a $4m technology infrastructure overhaul to match Allianz's growing business requirements.
"Further cost savings will come from bringing in house some tasks outsourced to CSC.
""Our data centre was running out of power and we couldn't add any more servers to the infrastructure," Allianz Australia infrastructure and operations head Peter Rowe said."