. . "TradElect was the London Stock Exchange's main electronic trading platform from 2007 to 2011. It ran on Microsoft Windows, using .NET technology and Microsoft SQL Server. Its development took 4 years from project inception to rollout and had a total cost of \u00A340m.The impetus for the development of TradElect was the rise of algorithmic trading and the liberalisation of the trading sector in Europe due to the Markets in Financial Instruments Directive."@en . . . "?" .