Switzerland’s stock exchange has launched a trading platform that will use technology supplied by two of the group's biggest European peers to lure high-frequency algorithmic traders, as exchanges look for ways to fend off a slew of low-cost rivals that have eroded their market share.

SIX Swiss Exchange said today it had launched SWXess, a new market for share, bond and derivative trades that was built by transatlantic exchange groups Nasdaq OMX and NYSE Euronext.