LGT Wealth Management (LGT WM) has hired five former UBS Global Wealth Management (GWM) bankers, including a former head of GWM Australia, to scale its Sydney private client advisory team. Michael Marr, Sean Carroll, Seamus Quick, Stephen Cabot and Patrick Armitage, all from UBS, have joined the Liechtensteinian pure-play as partners and investment advisers, according to a statement from the…