LinkedIn will cut more than 700 jobs and shut down its China jobs app in the latest round of tech sector redundancies. Ryan Roslansky, chief executive of the Microsoft-owned professional networking platform, announced on Monday in a letter to staff that 716 roles would go as part of changes aimed at responding to economic conditions and making the business more agile. “With the market and customer demand fluctuating more, and to serve emerging and growth markets more effectively, we are expanding the use of vendors,” he said. “We are also removing layers, reducing management roles and broadening responsibilities to make...