By Chris Dorrell Last year was one of volatility for London’s markets in which its flagship FTSE 100 eked out a meagre gain of around two per cent. However, certain diamonds in the rough shrugged off the jitters and roared ahead of the pack. Rolls Royce stood out as the biggest gainer with a rise of over 200 per cent, M&S rose over 114 per cent and private equity outfit 3i followed with a rise of 80 per cent. But which firms may be surging ahead of the market this year? City A.M. has spoken to some of the Square Mile’s top analysts to get their pick of the field for 2024. Stock pick: BAE Syste…