Director/PDMR Shareholding

Serco Group plc (the "Company") was notified that, on 28 June 2012, the
Directors named below received at nil cost the number of ordinary shares in the
Company shown opposite their names following the vesting of their matching
shares under the Deferred Bonus Plan. In satisfaction of their tax and social
security liability on the receipt of these shares, on the same date they sold
in the London market at 528.5 pence per share the number of ordinary shares in
the Company shown. They both retained the balance of their matching share
award, along with the investment shares purchased at the time of the award.

                     Matching      Number of      Number of       Number of    
                      Shares      shares sold       shares        Investment   
                     received                      retained    shares retained 
                                                                               
Christopher Hyman     67,770         35,365         32,405          38,303     
                                                                               
Andrew Jenner         39,511         20,618         18,893          22,331     

Mr Hyman has a beneficial interest in 917,024 ordinary shares in the Company,
with a value of 646.20% of his salary, and interests through the Company's
share-based incentive schemes in a further 2,489,577 shares in the Company.
This exceeds his requirement to hold shares valued at over 200% of salary.

Mr Jenner has a beneficial interest in 364,831 ordinary shares in the Company,
with a value of 438.21% of his salary, and interests through the Company's
share-based incentive schemes in a further 1,391,725 shares in the Company.
This exceeds his requirement to hold shares valued at over 100% of salary.

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