What could Northern Trust possibly have planned by experimenting with blockchain technology?
As the blockchain ecosystem keeps evolving, it only seems natural more and more companies will look for expert developers to bridge the gap between digital currency and the financial world. One of the more recent job postings on the Coinality platform, which is posted on behalf of Northern Trust, specifically mentions how they are looking for a Senior Java developer with knowledge about Ethereum and Bitcoin.
http://themerkle.com/northern-trust-wants-a-bitcoin-and-ethereum-blockchain-developer/