Brexit was meant to be a crippling blow to London’s position as the financial capital of Europe. With eight months to go before the U.K. is set to leave the European Union, the British capital’s role remains mostly undiminished, and no single other European city is close to claiming its crown.

One key measure: what was expected to be a flood of bankers out of London to continental Europe has turned out to be a trickle. And the ones that are leaving are divided widely among rival cities such as Frankfurt, Paris, Dublin, Milan...