TCS's $1 bn mega deal ends 2-year dry spell

10-year Telefónica UK pact marks revenue push at the cost of margins

- Jas Bardia & Varun Sood

Tata Consultancy Services Ltd, India's largest software services company, has won a mega deal valued at over $1 billion in revenues over 10 years from Telefónica UK, ending a nearly two-year drought in bagging such large contracts.

The British arm of Spanish telecom giant Telefónica runs the O2 brand of mobile phone services in the UK.