Falcon Fraud Manager – Mainframe Engineer (Upgrade & Implementation)
Basildon, United Kingdom | Posted on 06/17/2026
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????????:UK Basildon (Onsite) · UK right to work required (no sponsorship)
?????: Few months out —structured ramp-up and product training supported
??????????:Day-rate contract or permanent
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Hands-on mainframe engineer to support FICO Falcon Fraud Manager versionupgrades and new card-issuer rollouts on a hosted card-fraud platform. You willown the z/OS side of the platform — configuration, rule deployment, batch andonline enhancements, defect resolution and live cutover support — workingalongside Fraud Strategy and Data Science colleagues.
Requirements
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- 7+ years mainframe (z/OS): COBOL, JCL, DB2,CICS, VSAM
- Card / payments domain — issuer side, processorside, or switch side
- Hands-on production support and live cutoverdiscipline
- UK right to work
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You don’t need to have touched Falcon directly. We will accept and traincandidates whose mainframe career has run alongside any of:
- Fraud / decisioning engines — SAS FraudManagement, NICE Actimize, IBM ODM, ACI Proactive Risk Manager, FICO BlazeAdvisor, FICO TRIAD
- Credit-scoring / risk-model implementation onz/OS — PD / LGD / EAD models, scorecards, rule strategies, or any decisioninglogic deployed onto the mainframe
- Card-issuer fraud-ops or transaction-monitoring(AML, real-time scoring)
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- Prior FICO Falcon Fraud Manager exposure at anyversion
- Prior tenure at Fiserv, FICO, FIS, TSYS, Visa,Mastercard, or a UK card-issuer fraud team (Barclaycard, Lloyds Cards,RBS/NatWest Cards, HSBC Cards, Capital One)
- Reporting: Business Objects, Crystal Reports,SAS
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- Structured ramp-up and product training duringthe first weeks
- Open to candidates returning to work after aplanned break
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