The developer confirmed in its latest results that plans were submitted earlier this month for the 4.2 hectare site on the edge of the City in Shoreditch.
Hammerson said the earliest start date for construction on the site would be 2016.
It added: “The 4.2ha site in Shoreditch has the potential to deliver a 260,000m² mixed-use development that will include 19,000m² of retail, 60,000m² of offices and up to 1,500 homes.
“The regeneration will also provide substantial public realm including a new park.”
Results for the six months to June 30 saw Hammerson make a pre-tax profit of £362.9m compared to £80.8m last time.