CASE STUDY www.tnsi.com solutions@tnsi.com Transaction Network Services (TNS) is one of the leading providers of fast, secure and cost effective data communication services for transaction-oriented applications Background The Derbyshire Building Society was founded in 1859 and was the 9th largest building society in the UK prior to its acquisition by the Nationwide Building Society in 2008. It is now a trading division of Nationwide and via

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