Migration ETL Developer – Informatica

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Role Purpose

The Migration ETL Developer will play a critical technical role in Julius Baer's core banking transformation programmes, focusing on the design, development, and execution of secure, high-quality data migration flows into target systems such as Temenos T24. Using
Informatica PowerCenter and Informatica Intelligent Data Management Cloud (IDMC)
, the developer will ensure efficient extraction, transformation, cleansing, and loading of sensitive banking data while maintaining strict compliance with data governance and privacy standards.

Key Responsibilities

• Design, develop, and maintain
  robust ETL workflows
  using
  Informatica (on-premise and cloud - IDMC
  ) to support large-scale data migration from heterogeneous source systems.
• Experience in using Powerexchange to access Mainframe source system would be an added advantage.
• Implement scalable data integration jobs covering
  extract, transform, cleanse, enrich, and load (ETL/ELT)
  processes within both batch and near-real-time environments.
• Conduct
  data profiling
  to assess source data quality, uncover inconsistencies, duplicates, missing values, and structural anomalies affecting migration integrity.
• Collaborate with Business Analysts and Data Architects to interpret mapping specifications and translate them into executable ETL logic.
• Perform
  reconciliation and delta analysis
  between source and target systems to validate completeness, accuracy, and consistency of migrated datasets.
• Troubleshoot and resolve performance bottlenecks, connectivity issues, and job failures across development, testing, and production environments.
• Securely handle
  client-sensitive data
  in line with Swiss banking regulations (FIDLEG, MAR, GDPR) and Julius Baer's internal data protection policies.
• Document ETL designs, data lineage, interface specifications, and support operational handover post-go-live.
• Participate in agile sprints, code reviews, testing cycles (SIT/UAT), and production cutover activities.

Essential Qualifications

• Minimum
  7-10 years of ETL development experience
  in enterprise banking or financial services environments.
• Proven hands-on expertise with
  Informatica PowerCenter
  and
  Informatica Cloud (IDMC preferred)
  , including connectors, taskflows, and monitoring dashboards.
• Strong skills in
  SQL, PL/SQL
  , and relational databases (Oracle, Microsoft SQL Server, DB2).
• Demonstrated experience in
  data profiling, quality assessment, and reconciliation techniques
  .
• Solid understanding of dimensional modelling, metadata management, and CDC (Change Data Capture) concepts.
• Familiarity with DevOps practices, CI/CD pipelines, and version control (Git).

Preferred Attributes

• Prior involvement in
  core banking migrations
  (e.g., to T24, FinSuite, or equivalent).
• Exposure to cloud platforms (
  AWS, Azure
  ) and integration with IDMC.
• Basic knowledge of banking domains: client master, accounts, holdings, transactions, limits.
• Awareness of Swiss regulatory requirements impacting data handling and reporting.

Technical Accountabilities

• Deliver high-performance, well-documented ETL solutions meeting functional and non-functional requirements.
• Ensure all data movements are
  auditable, reversible, and error-handled
  according to bank standards.
• Guarantee successful end-to-end data reconciliation across migration waves.

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