Uber drivers are the superheroes who make London run smoothly. Knowing your five-star  ride is two minutes away instantly makes you feel calmer about the world. But who are these driving deities? Uber recruitment is up, with more than 25,000 drivers on the road in London at the moment and more applications than ever.  For many it’s a first job or a jumping-off point to a bigger plan — a way to network and secure investment for businesses, build contacts or fund another project. Meet the men and women behind the wheel.