According to the most prevalent definition of a recession Australia, apart from a technical recession during the pandemic in 2020, has not seen one since 1990-1991.If there is one coming soon then most likely it will be a central bank induced one, which in principle is not hard to fight as all that is required is for the central bank to bring interest rates quickly down. However, it can be much more complicated if the external environment is adverse.
You can say that GDP in this country has been growing mostly due to immigration and not due to improvements to labour productivity but that is another matter.
It is generally agreed that a recession occurs when there is a period of reduced output and a significant increase in the unemployment rate, generally identified by a fall in GDP in two successive quarters