We are looking for ION developer with the below skills: Location: London ideally 5 years of ION core platform, AQ, NegLib etc. knowledge to an SME Level • ideally 5 years of ION MMI knowledge to an SME Level • solid understanding of bond pricing using PXE and solid understanding of Rates and Credit Bonds and derivatives products • detailed understanding of the nuances of trading venues such as Bloomberg, TradeWeb • ideally 2 years’ experience of integration of ION with Kafka • solid Unix, SQL • experience in automated testing and continuous integration would be a plus • experience of Python, Perl and other scripting languages is a plus Strong experience in Java, Scala, Spring stack (Sprint boot, Spring MVC, AOP, IOC, JPA) Strong experience in FIX engines: QuickFix, CameronFIX.CoralFIX, ION, Exegy