If you are searching for setting out engineer in London, Benchmarkses is the best option. They set out gridlines, drainage popups, footings, manholes and other construction elements. They only work from Autocad drawings, but they have software to convert pdfs into Autocad if that is the only format available. The company also offer other services like topographical survey, measured survey and many similar. For further information about movement measuring in London, please visit their website.