WESTBOROUGH, Mass.--(BUSINESS WIRE)--Virtusa Corporation (NASDAQ GS: VRTU), a global business consulting and IT outsourcing company that combines innovation, technology leadership and industry solutions to transform the customer experience, today announced that the International Association of Outsourcing Professionals® (IAOP®) has recognized it as a Leader on The 2015 Global Outsourcing 100® service providers list. The list, compiled annually, recognizes the world’s best outsourcing service pr