The country employs some 291,000 people contributing to apps which are available in the App Store, with 138,000 of those based in
London - the leading European city for the sector.
Other British cities including Manchester, Birmingham, Oxford and Bristol are included within the top 30 in Europe.
Despite the fears of instability for the UK's tech sector following the Brexit vote in 2016, the number of jobs in the country has increased by a stable 28% since the vote - which is reflected across Europe generally.
UK app developers have earned more than £2bn from the App Store since it was created, with global success stories like shopping app ASOS and family-friendly puzzle game Monument Valley 2.
Other popular British apps include the food-delivery app Deliveroo and language-learning tool Busuu.
The 2,500 employees Apple has in London will be housed in a new campus due to open in 2021.
A 42-acre site based on the Battersea Power Station will be home to a significant number of Apple's total of 6,500 staff in the country.
There are more than 1.76 million jobs in Europe connected to the development of apps available on the App Store as well as the Google Play Store.
More from Apple
Apple to block popular police method for breaking into iPhones
Apple scraps plans for data centre in Ireland after opposition and delays
Apple thinks iPhone X camera issues might be affecting Face ID
Apple to pay $500m in long-running patent infringement case
Apple now powered globally by '100% renewable energy'
Apple hires Google's genius AI engineer
Roughly 170,000 of these are part of Apple's European supplier base, and the company directly employs 22,000 staff in 19 countries.
Europe-based developers have earned more than €20bn (£17.5bn) in App Store sales worldwide, with 92% of earnings generated through sales in non-European markets.