Senior Temenos Data Migration Developer

BCM-Temenos Data Migration Developer-Senior At EY, youll have the chance to build a career as unique as you are, with the global scale, support, inclusive culture and technology to become the best version of you. And were counting on your unique voice and perspective to help EY become even better, too. Join us and build an exceptional experience for yourself, and a better working world for all. Service line - Position Title: At EY, were all in to shape your future with confidence. Well help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go. Join EY and help to build a better working world. About Global Delivery Services Global Delivery Services refers to EY's worldwide network of service delivery centers. The GDS team plays an important role in EYs strategy by ensuring effective support to EYs growth agenda. Our journey started in 2002 with approximately 200 people. Today we stand at 80,000+ professionals in ten locations around the world. We operate in Argentina, China, Hungary, India, Philippines, Poland, Sri Lanka, Mexico, Spain and the United Kingdom. Client service is focused on providing Consulting, Assurance, Tax, Strategy & Transactions, and Knowledge support to our clients around the world. The teams enable account teams worldwide to provide seamless, high-quality, value-added support, helping deliver exceptional client service. Enablement Services provides cost-effective, high-skilled, and innovative services to support EYs global and local enablement teams. Markets, BMC, AWS, Finance and Accounting, Risk Management, Procurement, People Shared Services, IT Service Delivery and IT Global Infrastructure services, are among the services offered by Enablement Services. Our innovation specialists serve the GDS Client Service and Enablement Services teams, along with Service Lines, Core Business Services and Sectors. The team brings the desired environment, technologies and skilled teams together for facilitation, rapid prototyping and innovative thinking. The competencies offered include analytics, digital, user experience, mobile technology, infrastructure, Microsoft technologies and open innovation. The Opportunity The Temenos Migration Developer will be involved in execution of data migration activities for Private Wealth Core implementation projects. This role requires strong expertise in migration strategies, deep technical knowledge of Temenos platforms, and the ability to collaborate effectively with cross-functional teams including IT, business stakeholders, and data architects. The position involves defining migration requirements, developing source-to-target mappings, configuring DM tool, building, optimizing and executing migration scripts, and ensuring data integrity throughout the transformation from legacy f to Temenos Private Wealth Core. The developer will also play a key role in validating migrated data, managing reconciliation processes, mitigating risks, and aligning migration deliverables with overall program objectives. Your Key Responsibilities Lead Data Migration Strategy: Define and oversee the end-to-end migration approach, including ETL processes, data profiling, cleansing, mapping, and reconciliation for Temenos Wealth implementations. Technical Expertise: Provide guidance on Temenos T24 architecture, administration, configuration, and data structures, ensuring robust migration solutions. Design & Development Oversight: Supervise development activities using Infobasic, Core Java, EJB, J2EE, and ETL tools (e.g., Informatica) to deliver high-quality migration components. Database Management: Ensure efficient handling of relational and hierarchical databases such as Oracle, DB2, Postgres, MySQL, and MSSQL, including performance tuning and optimization. Functional Knowledge: Apply expertise in core banking and wealth modules, including Private Banking, Securities, Accounting, Compliance, AML, and GL structures, to align migration with business requirements. Documentation & Governance: Prepare and validate migration documentation, including strategy papers, data mapping, ETL process flows, and reconciliation reports, ensuring compliance with governance standards. Stakeholder Engagement: Collaborate with clients to gather requirements, clarify migration needs, and provide regular progress updates to project managers and technical leads. Leadership & Team Management: Manage large migration teams, mentor resources, and foster a quality-driven culture while ensuring timely delivery of migration milestones. Risk Management: Identify potential migration risks, implement mitigation strategies, and handle critical issues effectively to keep projects on track. Pre-sales & Planning Support: Contribute to effort estimation, engagement assessments, and pre-sales activities, while supporting project planning and resource allocation. Training & Knowledge Sharing: Conduct training sessions for clients and internal teams on .