Rate: 450 GBP/Day (inside IR35)Duration: 6 Months (with huge possibilities of extension in the future)Guildford: Surrey, United Kingdom (Hybrid)Key responsibilities:Work as Lead developer for Billing Center and guide the team for Cloud upgrade project. Understand the current system, ask right questions and actively participate in impact analysis and code analysis, produce analysis documents and guide the team with execution.Key skills/knowledge/experience:▪ 5 years of strong experience in application development using Guidewire BillingCenter▪ Strong domain knowledge in Property & Casualty Insurance▪ ACE certified in BillingCenter configuration▪ Strong experience in Invoicestream, Policy Billing, Policy Holds▪ Strong experience in Guidewire integration mechanisms including predefined & custom plug-in, messaging destination, custom batch process, predefined and custom web services, Guidewire Specialist Certification preferred▪ Experience in Integrating BillingCenter with external reporting systems such as (but not limited to) motor vehicle reports, property reports, accident auto clue reports etc.▪ Experience in designing physical design document (UML diagrams – component, class and sequence diagrams, data mapping, data model and error conditions)▪ Experience in developing unit test cases using GUnit for GOSU and Junit for JavaPerson specification: I.e., negotiating, client facing, communication, assertive, team leading/team member skills, supportive.