We are seeking a Data Mapping Specialist to join Mphasis and lead the transformation of legacy data systems for our investment banking clients.
Location: Manchester, United Kingdom.
Qualifications
* Experience with data mapping, data migration, and ETL (Extract, Transform, Load) processes.
* Hands‑on proficiency in SQL and relational databases (Oracle, SQL Server, DB2), and data modeling.
* Skills in data validation, cleansing, and reconciliation.
* Experience designing data architecture roadmaps and managing data schemas.
* Good knowledge of investment banking and financial services domain.
* Aware of financial regulations and data privacy laws relevant to credit card data.
* Strong analytical, problem‑solving, and documentation skills.
* Excellent verbal and written communication skills.
* High level of accuracy and attention to detail.
* Ability to work effectively in project teams under tight deadlines.
Nice to Have
* Prior experience in investment banking data transformations, data mapping, or similar financial services projects is highly preferred.
* Experience with large‑scale data migration projects, especially in banking or payments industry.
* Knowledge of scripting or programming languages (Python, Java, etc.) for data manipulation.
Responsibilities
* The Data Mapping Specialist is responsible for analyzing, mapping, and migrating data between legacy and new processing systems, ensuring data integrity, accuracy, and completeness throughout the conversion process.
* Analyze existing investment system data structures and identify mapping requirements for conversion to new platforms.
* Develop detailed data mapping documentation, including source‑to‑target mapping, transformation rules, and data dictionaries.
* Collaborate with business analysts, system owners, and technical teams to gather requirements and validate mapping logic.
* Design and execute data migration and ETL processes, ensuring data quality, consistency, and compliance with regulatory standards.
* Perform data validation, reconciliation, and troubleshooting to resolve discrepancies during conversion.
* Support testing activities, including unit, system integration, and user acceptance testing, by providing test data and validating results.
* Document conversion processes, mapping logic, and any issues encountered for future reference and audit purposes.
* Ensure compliance with PCI DSS and other relevant data privacy and security regulations.
* Provide post‑conversion support, including data issue resolution and process optimization.
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