Calls for childcare register to include work histories

There are growing calls for greater information sharing to weed out abusive childcare workers. (Bianca De Marchi/AAP PHOTOS)

A national childcare worker register should show the employment history of staff after revelations an accused child abuser was sacked from one facility but continued working unimpeded.

Joshua Dale Brown, 26, has been charged with more than 70 sex offences against eight alleged victims aged under two at a childcare centre in Melbourne.