This is quite a common moan on the Jag forums and 9K buys you a 9 yr old car with 135K miles on the clock.... I think the budget needs to be bigger (like 15K) to consider XFs really as then you can get a later model Portfolio with sensible miles.
http://www.autotrader.co.uk/classifi...01501110092645
http://www.autotrader.co.uk/classifi...01501059942038