A collection of gigs will take place between July 7 and July 17 in the courtyard of Somerset House in Central London.
Beady Eye are due to play on July 12, with Hurts to perform on July 14. Other acts announced include Professor Green (July 8), Blondie (July 13) and Ellie Goulding (July 15).
Tickets for the event go on sale on April 1 at 9am.
Beady Eye have also been confirmed to headline the NME/Radio 1 stage at this year's Reading and Leeds festivals.