LONDON—Rolls-Royce will cut 4,600 jobs over the next two years in a bid to save £400 million ($537 million) a year. The company, which is currently battling to resolve issues with the Trent 1000 engine that powers the Boeing 787, is undertaking a further restructuring it said will result in a smaller, more cost effective corporate structure and reduce layers of management. It is hoping that the shakeup, announced on June 14, will make the company more profitable and ...