Several years ago, when Brexit was just a funny-sounding word and a referendum just an idea of David Cameron’s, Monzo, one of the UK’s biggest tech success stories of the last decade was eyeing up the Irish market. The London-based digital bank had gained a significant foothold in its home market, epitomised by its recognisable coral red payment cards and led by then CEO Tom Blomfield. By 2018, the company had passported its UK banking licence to Ireland, thanks to the UK’s then membership of the EU, in an early move to prepare the ground for a wider European launch.…