A high profile Aussie tech billionaire is rumoured to have snapped up a stunning $8million home on Sydney's northern beaches. Mike Cannon-Brookes, 41, the Atlassian co-CEO and co-founder, has reportedly bought the property at Scotland Island, which is only accessible by boat. Dubbed 'Bangalla', the estate, which was first built in the early 1800s, was developed by global finance whiz Alistair Jeffery. The recent sale of Bangalla has also set a new price record for Scotland Island real estate. Mike Cannon-Brookes, 41, the Atlassian co-CEO and co-founder, has reportedly bought the property at Scotland Island, which is only accessible by boat, for a cool $8million