The E*TRADE Java SDK by E*TRADE allows developers to access the E*TRADE trading platform from their Java applications. The SDK provides code libraries for handling authentication, accounts, market data, and orders.
Here's an interesting online business you may not have heard of: Betfair. Who are they? They're the world's leading online betting exchange, a concept they helped pioneer back in 2000, and now have annual revenues over 180 million pounds Sterling.
In a pragmatic new article for Wall Street and Technology entitled Mashups Slowly Gain Traction on Wall Street, Melanie Rodier provides an overview of how a growing number of financial firms have started turning to mashups to save money and improve operations. The article highlights a new report by the Aite Group that projects that financial firms will spend $35 million on mashup technology in 2009 and includes several insights from Adam Honore, author of the report.