Tata Consultancy Services (TCS) has signed a seven year agreement to provide a full range of managed IT services to Somerfield, a leading UK-based small-format food retailer.According to the release issued by TCS to the BSE today, under the agreement, which is at the back of an existing eight-year relationship between the two companies, the company will take over Somerfield's entire IT operations, asset management and planning and provide fully managed IT infrastructure and applications services, aimed at meeting Somerfield's current and future business demands.As part of the agreement, TCS will also manage third party hardware, software and services contracts with an estimated value of over $100 million over the duration of the agreement.Phiroz Vandrevala, executive VP and global head (corporate services) of TCS, said: "This is the first full services contract win for any Indian company outside of India. It shows companies like TCS have emerged as global contenders for complete, end-to-end outsourcing engagements based on parameters like high quality of deliverables and innovative business models."TCS has around 3000 people working in some 50 locations across UK, with another 900-plus staff at its site in Peterborough.