If you live in the London areas, then, let me share with you what this website has to offer in terms of jobs in london. The site is a a directory and they have advertisements for london jobs.
The Edinburg Classifieds also offers jobs in Edinburg and the surrounding areas in England. I see that there are many vacancies available so do check it out in case you need a job.
They also have classified advertisements for other areas like house for rent and flats to rent in London. Therefore, do keep the link useful in case you or your friend need jobs in london.