Such improvements could leave Deliveroo better positioned in the UK food delivery market against UberEats, its top rival.UberEats and Deliveroo are locked in a battle for second place in the UK's food delivery market: Uber's food delivery arm had only about 50,000 daily active users in the country compared with Deliveroo's 44,000, though both are dwarfed by rival Just Eat's nearly 500,000, per Priori data cited by the Financial Times. Whatever tech improvements come out of the funding round could help Deliveroo edge out Uber Eats for second place in the UK food delivery space.