Klarna is tweaking its corporate structure in a key step towards a stock market listing that could value the “buy now, pay later” credit provider at upwards of $15 billion.

The Swedish group is setting up a new holding company registered in the UK, a move that it hopes will bolster its corporate credibility before its hotly anticipated initial public offering.

Klarna hopes that the move will make it easier to list on a stock exchange by attracting more international investors, who are generally more familiar with the legal, regulatory and capital markets framework in the UK than in Sweden.

A spokesman for Klarna confirmed the plan, which he said was “an important early step on a journey towards an eventual IPO”. He added: “This