The 24-storey tower, known as the Dovetail building, will provide 450,000 sq ft of office space with foundation work due to start shortly.
Volume builders Kier and Wates ranked second and third respectively with clutches of contract wins each totalling just over £200m in a quieter month for major project wins.
Kier secured jobs for King’s College London to deliver the £100m redevelopment of its Bush House South West Wing in central London, and a £66m upgrade of Thames Water’s Mogden Sewage Treatment Works.
Redevelopment of eight storey Bush House at the Aldwych in London
According to data compiled by Barbour ABI, the top 50 contractors notched up £3.45bn of work, down from the previous month’s total of £3.9bn.
