The best places to work in the UK: why?

The Best Workplaces Awards for 2013 have been handed out by the Great Place To Work organisation. So who takes the top five? Are they flashy companies, thrilling jobs, and high-paid environments? Not entirely, they include one credit card company, an insurance company, a software company which hasn't always garnered an awful lot of love, and the employer who gave the world the McJob.

So who made the list, and what makes them such great places to work?
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