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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 version upgrades and new card-issuer rollouts on a hosted card-fraud platform. You will own the z/OS side of the platform — configuration, rule deployment, batch and online enhancements, defect resolution and live cutover support — working alongside Fraud Strategy and Data Science colleagues.
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· 7+ years mainframe (z/OS): COBOL, JCL, DB2, CICS, VSAM
· Card / payments domain — issuer side, processor side, or switch side
· Hands-on production support and live cutover discipline
· UK right to work
???????? ?????????? ??’?? ?????? (we’ll cross-train on Falcon specifics)
You don’t need to have touched Falcon directly. We will accept and train candidates whose mainframe career has run alongside any of:
· Card platforms — Fiserv VisionPlus, TSYS, Base24, Tandem, ACI Proactive Risk Manager, FIS card-processing stack
· Fraud / decisioning engines — SAS Fraud Management, NICE Actimize, IBM ODM, ACI Proactive Risk Manager, FICO Blaze Advisor, FICO TRIAD
· Credit-scoring / risk-model implementation on z/OS — PD / LGD / EAD models, scorecards, rule strategies, or any decisioning logic 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 any version
· 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)
· ISO 8583 / ISO 20022 message-level knowledge
· Reporting: Business Objects, Crystal Reports, SAS
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· Structured ramp-up and product training during the first weeks
· Open to candidates returning to work after a planned break
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Send latest CV with: mainframe stack worked on, card / fraud / scoring adjacency (Falcon, Visionplus, Base24, SAS, Actimize, scoring models etc.), current location, day-rate or salary expectation, availability and UK RTW.