Capital Markets BA/DA for GMI Migration

HM Revenue & Customs (HMRC)

Greater London

Hybrid

GBP 60,000 - 90,000

Full time

4 days ago

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Job summary

Deloitte is seeking a Business Analyst / Data Analyst to support a major GMI migration for a global markets client in London. This hybrid role involves decommissioning a legacy platform and migrating to a next‑generation target architecture.

The candidate will bridge Clearing Operations, Technology, Front Office and Finance with strong data mapping and accounting flow expertise. The role requires delivering complex data migration and transformation initiatives within capital markets, with

Qualifications

Experienced BA/DA from a Tier 1 bank, custody bank, CCP, or top consultancy.
Experience with Global Markets Interface (GMI) and CDS/ION XTP.
Strong data migration, transformation and reconciliation delivery in capital markets.
Proficient in Excel, SQL, and data profiling for complex mappings.

Responsibilities

Lead requirements gathering, process analysis, and target-state design for cleared derivatives platforms.
Perform data profiling, source-to-target mapping, and ensure data quality across systems.
Drive migration readiness through test design, reconciliation, UAT support, and parallel run validation.
Collaborate with business, technology, operations, vendors, and clearing houses on transformations.