New Delhi, June 12 (ANI): Infosys Ltd on Thursday named former SAP AG executive board member Vishal Sikka as its CEO. With his appointment, Sikka becomes the first non-founder CEO of Infosys, which is India's second-largest IT services exporter. The company also informed that Executive Chairman NR Narayana Murthy would step down on Saturday, nearly a year after he was brought in from retirement to help the company better compete with rivals including Tata Consultancy Services and Wipro. Sikka will take over from current Chief Executive SD Shibulal, one of the engineers who founded Infosys, from August 1.