Urgent requirement of Technical Lead - Perm/ Contract - Sydney Requirements Must have experience as Senior Calypso Developer to design, develop, and support complex front-to-back trading and post-trade solutions. Must have hands-on, requiring strong Calypso, Java, and integration expertise within a regulated financial markets environment. Should design and develop custom Calypso solutions using Java and Calypso APIs Build and maintain Calypso workflows, rules, tasks, schedulers, and lifecycle events. Support trade capture, confirmations, settlements, risk, valuation, and collateral Develop real-time and batch integrations (API, XML, REST, JMS, messaging) Should perform impact analysis, production support, RCA, and performance optimization Support Calypso upgrades, enhancements. Strong hands- experience with Calypso Trading & Risk Management Platform Expert Java development and Calypso APIs/frameworks. Deep knowledge of Calypso workflows, post-trade processing, and schedulers Strong SQL, Unix/Linux, and shell scripting skills. Very Good Communication Skills. Duration: Permanent / 6 Months and possible extension Eligibility: Australian/NZ Citizens/PR Holders only Email: jobs@hasthasolutions.com