New Delhi, Jan. 9 -- Tata Consultancy Services Ltd has been an outlier in the first-half of 2018-19: the Mumbai-based information technology (IT) outsourcing company added $936 million in incremental revenue in the six months ended 30 September. This was about $151 million less than the $1.08 billion in new business posted by Infosys Ltd and Wipro Ltd put together for 2017-18.

Employee attrition of 10.9% at the end of the September quarter also implies that India's largest IT services firm has managed to be the most successful among its peers in retaining employees. It has managed to retain almost all senior leaders, despite the company seeing a change of guard at the top, with Rajesh Gopinathan taking over as the chief executive officer i...