Each year, the capital markets get more algorithmic. Whether it's trading, investing, or managing risk and collateral, the pressures of competition and regulation are fueling a need for increasingly massive computations and increasingly huge amounts of data.
For this reason, large firms (and even some smaller ones) have datacenters packed with tens or hundreds of thousands of cores dedicated to quantitative analysis, along with petabytes of storage, while many of them are starting to leverage cloud technologies.