6% of workers in the UK are in jobs that didn't exist in 1990

"The transformation of the workforce is rapidly expanding beyond London as the UK embraces the digital economy, with about 1.8m people — 6 per cent of workers — now employed in a type of job that did not even exist in 1990.
In central London 10 per cent of workers are employed in jobs that did not exist in 1990 but regional cities are rapidly embracing new careers, according to PwC’s 2015 economic outlook. Official classifications have added 1,500 job titles since then."

Source:  Financial Times, 11th March 2015