Infosys Ltd. (INFO) named Vishal Sikka chief executive officer as India’s second-largest software services exporter turns to the former SAP AG executive to help reverse four straight years of narrowing margins.Sikka, 47, will replace S.D. Shibulal and take charge on Aug. 1, Infosys said in a statement today. This is the first time the company based in Bengaluru, formerly known as Bangalore, will have a non-founder as CEO.See More