Director/PDMR Shareholding

Serco Group plc announces that on 3 September 2008, Kevin Beeston,
non-executive Chairman, entered into transactions in the Company's ordinary
shares in the London market. In summary, Mr Beeston exercised options over and
was awarded 288,612 shares, which he subsequently sold. Further details of
these transactions are set out below.

Following these transactions, Mr Beeston has a beneficial interest (as defined
under section 346 of the Companies Act 1985) in 100,000 ordinary shares in the
Company plus interests through the Company's share-based incentive schemes in a
further 1,762,393 shares in the Company.

This notice is given in fulfilment of obligations under D3.1.2R and DR3.1.4(1)
(a)R.

Details of the transactions in the Company's ordinary shares entered into by Mr
Beeston were as follows:-

He sold 76,734 shares at 423.94 pence per share arising from the exercise on 3
September 2008 of options granted to him under the Company's 1998 Executive
Option Plan at 245 pence per share;

He sold 211,878 shares at 423.94 pence per share arising from the award on 3
September 2008 of shares under the Company's 1996 Long Term Incentive Scheme.