Director/PDMR Shareholding

Serco Group plc (the "Company") has been notified that, on 3 March 2011,
Christopher Hyman, Chief Executive, exercised 78,275 options, granted on 28
March 2001 under the Company's Executive Option Plan, at an exercise price of
435 pence per share. The shares acquired on exercise were sold on the London
market at a price of 582.7648 pence per share.

Mr Hyman has a beneficial interest in 777,889 ordinary shares in the Company,
with a value of 587.86% of his salary, and interests through the Company's
share-based incentive schemes in a further 2,089,437 shares in the Company.
This exceeds his requirement to hold shares valued at over 200% of salary.

This notice is given in fulfilment of obligations under DTR3.1.2R and DTR3.1.4R
(1)(a).