People starting work in 20 years' time will change jobs up to 19 times in their lifetime, says new research.
The workplace is expected to become increasingly competitive
Many will need to hold down two jobs at once to make ends meet, says the report commissioned by the City and Guilds jobs training and qualifications body.
People's working lives are expected to span 50 years as people live longer.
The number of employees planning to swap jobs will double by the year 2025 to five million, it is estimated.
Online education will make it easier for people to re-train for a new career
while in their current job.
Some people, such as postal workers, milkmen and estate agents, might also be
influenced by uncertainty over the prospect of their jobs continuing in the
future, it is claimed.
Adding new skills will be crucial to keeping in work, the report concludes.
Workers will have to work into retirement to top up our pensions.
Those starting work 20 years from now are predicted to find many of today's jobs have disappeared and they could have to change career up to 19 times during their working life.
Chris Humphries, director general at City & Guilds, said: "A job for life has
long gone and in the future it will be commonplace for a professional such as an
architect to hold down a job as, say, a chef, at the same time".
"This won't be considered as moonlighting but simply pursuing two careers
He said employers will be judging potential employees on "transferable skills" rather than experience in a particular sector.