ETL Developer (IBM DB2)

Role: AI/ML Engineer / ETL Developer (IBM DB2)

Location: Fenchurch Street, London EC3M 4BT

Work Type: Hybrid

Duration: 4 Months

Overview:

TekWissen Group is a workforce management provider throughout the UK, Europe and many other countries in the world. The client below is a global professional services company with leading capabilities in digital, cloud, and security. Combining unmatched experience and specialized skills across more than 40 industries

Job Summary

Programme Overview

• The programme involves migrating payments processing capabilities from a legacy setup operated via a third-party into a new target environment within the client.
• Immediate ObjectiveExit the existing third-party dependency quickly by re-establishing connectivity and processing capability in the target environment with minimal disruption and limited redesign.
• Execute ETL pipelines and migration runs, troubleshoot data defects, and support dress rehearsals and go-live.

Mandatory Skills & ExperienceHands-On Experience

• Delivering data migration in banking environments, specifically within payments or similarly critical transaction systemsIBM DB2 on Mainframe
• Strong Expertise Required
• Indexing, clustering, partitioning and archiving- Query optimisation in high-volume environmentsLarge
• Scale Systems Experience
• Working with high-throughput systems where data extraction must be performed without impacting live processingDemonstrated Capability
• Data mapping and lineage- Extraction strategies from complex and congested tables- Reconciliation and validation of migrated datasets
• ETL processes in controlled production environmentsSafe Extraction Design
• No disruption to BAU payment processing
• Controlled handling of production riskSeniority Requirements
• Ability to work independently in ambiguous environments
• Proactive identification of issues- Early and clear escalation of risks

TekWissen® Group is an equal opportunity employer supporting workforce diversity