Three classic British post-war documentary collections on DVD. ofgem. london sw1 . £ 24,000 - £ 30,000 per annum. london probation. london ( various ) . £ 20,977 - £ 27,102 p.a. ( plus £ 3,800 London Weighting p.a. ) . south east coast ambulance service nhs trust. banstead ( surrey ) / lewes ( sussex ) / coxheath . £ 29,789 - £ 39,273 pa .