ING, the biggest bank in the Netherlands, has taken credit for Macquarie’s remarkable growth in the Australian mortgage market, and says it wants to match it by allocating more resources to its local operations.

ING, which launched in Australia more than two decades ago with a high-interest savings account, said its fully digital, disrupter mentality was imitated by the local financial services giant, which then stole the march to push aggressively into home loan lending against the major banks.