Gerard Lyon will work fewer than thirty hours a week for Boris Johnson, but he'll be paid almost 130 thousand pounds a year.
He's the Mayor's new 'Chief Economic Advisor'.
But his boss' decision to give him a six figure salary has been condemned as 'truly staggering' tonight.
Labour claims Mr Johnson is 'out of touch' with ordinary Londoners, but the Mayor has justified his latest signing, as our Political Correspondent Simon Harris reports.
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Paramedics were on standby outside the police cordon as armed officers stood by the property.
A team of researchers has taken samples from the ten busiest London Underground lines to work out which are the dirtiest.
The action comes on top of an emergency timetable which has seen hundreds of trains a day being axed.