Jackie was Deputy Head of Costume at the Royal Court Theatre for 12 years under Dominic Cooke and Ian Rickson. During that time, she supervised many shows including Posh, JumpyM and Clybourne Park, all of which transferred to the West End. Other Royal Court shows include The Low Road, Sucker Punch, Chicken Soup with Barley, The Pride; The Girlfriend Experience (also Young Vic).
Other Theatre Credits include
Two Noble Kinsmen, Salome, Duchess of Malfi (RSC); The Jungle (Young Vic); Lady Windermere's Fan (Vaudeville); Everybody's Talking About Jamie (Crucible Sheffield & Apollo Theatre); Cat on a Hot Tin Roof (Apollo Theatre); Who's Afraid of Virginia Woolf (Harold Pinter Theatre); Henry V (Open Air Theatre); A Christmas Carol (Noel Coward Theatre); The Hairy Ape, High Society, The Crucible (Old Vic); The Four Fridas (Greenwich & Docklands Festival); The Father (Ustinov Studio Bath, Tricycle and West End); Di and Viv and Rose (Hampstead Theatre & West End); East is East (Trafalgar Studios & UK tour); Little Revolution (Almeida Theatre).