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Falcon Fraud Manager Mainframe Engineer (Upgrade & Implementation)


Job Location:

Basildon - UK

Monthly Salary: R 35 - 35
Experience Required: 5years
Posted: 18 June 2026 (30+ days ago)
Application Deadline: 15 September 2026
Vacancies: 1 Vacancy

Job Summary

( & )

: 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


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.



Requirements

()


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


(well cross-train on Falcon specifics)


You dont 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)




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




Structured ramp-up and product training during the first weeks

Open to candidates returning to work after a planned break




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.




Required Skills:

() 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 (well cross-train on Falcon specifics) You dont 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) 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


Required Education:

()7 years mainframe (z/OS): COBOL JCL DB2 CICS VSAMCard / payments domain issuer side processor side or switch sideHands-on production support and live cutover disciplineUK right to work (well cross-train on Falcon specifics)You dont need to have touched Falcon directly. We will accept and train candidates whose mainframe career has run alongside any of:Card platforms