Food delivery group Deliveroo and crowdfunding site Crowdcube are among 15 being firms tipped as potential stars of the UK’s digital economy.

Tech City UK has announced its Future Fifty programme, which aims to support fast-growing tech firms and help them to the next stage.

Gerard Grech, Tech City UK’s chief executive, said: “Britain’s digital industry continues to defy expectation. From fintech [financial technology] to online shopping, cybersecurity to gaming, the Future Fifty companies reflect the diversity of our fastest-growing sector. In a rich and varied marketplace, these entrepreneurs are united by global ambition and enormous potential. The digital businesses joining the Future Fifty programme are a window into the future of the digital economy.”