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Business Analyst – Inside IR35 – Back Office Migration

SRG

Business Analyst – OMS Migration (Back Office / Post-Trade)

Location: City of London – 3 days per week into Office

Inside IR35: 600

Duration: 12-months

We're supporting a global financial services organisation on a major OMS migration programme, impacting core back-office settlements and accounting platforms.

This role sits within a wider transformation focused on modernising post-trade systems and ensuring operational stability, financial accuracy, and regulatory compliance throughout the migration lifecycle.

You'll play a key role in delivering the OMS migration, working across Operations, Finance, Risk and Technology to define requirements and ensure successful implementation.

Key responsibilities include:

  • Eliciting and documenting business requirements, process flows and data mappings across settlement and accounting systems
  • Analysing as-is and to-be processes, including trade settlement, netting, cash and securities movements, booking models and accounting flows
  • Supporting system migration activities such as functional design, data migration, reconciliations and legacy decommissioning
  • Driving UAT planning and execution, including test scenario definition, coordination and defect triage
  • Supporting parallel run and post-implementation validation to ensure data accuracy and operational control
  • Ensuring all changes align with governance, risk and regulatory requirements

Experience Required

  • Proven experience as a Business Analyst within back office / post-trade environments
  • Strong understanding of settlements, accounting flows and financial reconciliations
  • Experience supporting OMS or large-scale system migrations / change programmes
  • Strong process mapping, data analysis and documentation skills
  • Confident stakeholder management across Operations, Finance, Risk and Technology

Desirable:

  • Experience with settlement or accounting platforms / post-trade vendor systems
  • Knowledge of booking models, net settlement and control frameworks
  • Exposure to regulatory or audit-driven change in financial services

This is an opportunity to join a high-impact OMS transformation programme, working across a complex financial services environment and contributing to the modernisation of critical post-trade systems.

If you're interested in working on large-scale trading system migrations, please get in touch to discuss further.

Guidant, Carbon60, Lorien & SRG – The Impellam Group Portfolio are acting as an Employment Business in relation to this vacancy.

To apply for this job please visit www.reed.co.uk.

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