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FIS IST Switch Expert - Payments

Standard 8

London, England, United Kingdom Contract June 15, 2026
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Opportunity Description

Required Skills

  • API-first architectures
  • ISO 8583
  • Payments
  • data migration

Job Summary

We're working with a major organisation delivering a large-scale payments transformation and they're looking for an experienced FIS IST Switch Expert to lead the future architecture of their switching estate.


This is a senior architecture role focused on designing, modernising and optimising the FIS IST platform across ATM, POS and digital payment channels. You'll own target-state architecture, drive resilience and performance improvements, and lead migration from legacy switching platforms while ensuring seamless transaction processing and regulatory compliance.


Key Responsibilities

  • Define and own the FIS IST target architecture
  • Design highly available, active-active and disaster recovery solutions
  • Lead architecture across routing, authorisation, clearing and settlement flows
    Contract Business Operations Specialists

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