necessarily need a degree in computer science. The industry accepts individuals with a very wide range of academic qualifications and skills. To succeed as an ethical hacker, you need … a passion for technology and detail. You should also have a very good analytical mind and enjoy solving difficult problems. Worst thing about the job: When you are called in to test the security of a new customer’s network only to discover that they have already been the victim of a data breach. 3 Bomb-disposal diver Typical salary: In the private sector, you can earn up to £100,000 working just two months out of every three. What the job involves: Descending to the sea bed and searching for unexploded ordnance (bombs, shells, grenades and landmines), then either safely recovering and collecting the weapons or securely disposing of them. Qualifications: To dive offshore, you must have diving-inspection and medical-technician qualifications. To be able to dispose of the bombs safely, you’ll also need an explosive ordnance disposal qualification and years of experience. To succeed as a bomb-disposal diver, you need … to stay calm in stressful situations. You work on your own at depth, with nil visibility and, if you don’t like living in small confined spaces with lots of other people, forget it. Worst thing about the job: Expect to be away from home at least six months of the