Contract – Business Analyst/Data Analyst (GMI Migration)

Company: Deloitte
Apply for the Contract – Business Analyst/Data Analyst (GMI Migration)
Location: London
Job Description:

Overview

In this role you will lead data-focused analysis and migration efforts for a capital markets platform decommission and migration project. You will bridge Clearing Operations, Technology, Front Office, and Finance to design To-Be data flows and mappings for the new target architecture. The role focuses on data quality, transformation, and risk-managed delivery within a global markets context. You will work with cross-functional teams to ensure a smooth transition to a next-generation platform and robust UAT, testing and parallel runs.

Responsibilities

  • Lead requirements gathering and target-state design for cleared derivatives platforms
  • Perform data profiling, analysis and source-to-target mapping to support migration
  • Drive migration readiness including test design, reconciliation, UAT support, and parallel run validation
  • Collaborate with business, technology, operations, vendors, and clearing houses to deliver complex transformation initiatives and manage risks and milestones

Key requirements

  • Experience as BA/DA in Tier 1 Investment Bank, Custody Bank, CCP, or top-tier consulting
  • Knowledge of Global Markets Interface (GMI) and next-generation clearing platforms (e.g., FIS CDS) and ION XTP
  • Proven track record in data migration, transformation, reconciliation, and platform migration in capital markets or top-tier banking environments
  • Strong understanding of OTC derivatives and Futures & Options trade lifecycle
  • Solid knowledge of Financial Accounting and GL processes
  • Deep practical familiarity with clearing and security master setup, EOM, regional processing, and core reports
  • Advanced SQL skills for complex queries across Oracle, Sybase, DB2, SQL Server
  • Experience defining source-to-target mappings, data quality rules, and migration test cases
  • Experience with AI-assisted analysis tools or frameworks for data profiling and root-cause analysis
  • Advanced Excel (Power Query, formulas)
  • Excellent stakeholder management and communication skills
  • strong communication
  • stakeholder management
  • data integrity focus
  • SQL
  • Data profiling
  • STTM (Source-to-Target Mapping)

…

Posted: September 14th, 2026