• Sr . Mainframe Developer

    Cognizant (Brookfield, WI)
    **About the role** As a Senior Mainframe Developer , you will make an impact by designing, developing, and maintaining robust mainframe applications that ... you will:** + Analyze and interpret business requirements to design scalable mainframe solutions. + Develop and maintain applications using COBOL, VSAM, DB2, CICS,… more
    Cognizant (11/12/25)
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  • Senior Mainframe Developer

    GovCIO (Madison, WI)
    **Overview** GovCIO is currently hiring for Senior Mainframe Developer to perform maintenance, remediation's, and updates to mission critical applications ... USD $160,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6700/ senior - mainframe - developer /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2025-6700_… more
    GovCIO (09/17/25)
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  • Senior Software Developer

    Fiserv (Milwaukee, WI)
    …make an impact on a global scale, come make a difference at Fiserv. **Job Title** Senior Software Developer **About your role:** As a Senior Software ... need to have:** + 8 years of experienceas a Developer ,Data Integration Engineer, or in a similar role focused...dashboard development. + Experience in managing data loads from Mainframe VSAM files to IBM Cognos. + Proficiency with… more
    Fiserv (10/04/25)
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