Careers page from the British Psychological Society. Includes downloadable pamphlet called 'So you want to be a Psychologist?'
Tips on getting a job in occupational psychology, from the BPS. Includes the importance of work experience, what to do whilst doing your MSc, what the opportunities are, and case studies. This is a pdf document.
Lots of useful information about becoming an Occupational Psychologist, from the BPS