Tata Consultancy Services (TCS) added 9,279 employees during the June quarter, its highest quarterly headcount addition in more than a year, signalling an improvement in hiring even as the company continues to reshape its workforce around artificial intelligence (AI). The addition took TCS’ total headcount to 593,798 at the end of June from 584,519 in the preceding quarter, marking a second consecutive quarter of net hiring after the company added 2,356 employees in the March quarter.