mainframes developer

1,000 mainframes developer job listings in United States. Find daily updated positions from leading job boards.


  • United States KellyMitchell Group Full-time

    Job Summary Our client is seeking a Mainframe Developer to join their team and support a critical, internally developed insurance policy administration system. This system houses policy information and supports internal teams responsible for maintaining policy data across the company's life insurance portfolio, including whole life, universal life, and...


  • NJ, United States Capgemini Full-time $61,000 - $104,000

    Capgemini is seeking a hands-on IBM z/OS mainframe developer in the Jersey City area and other U.S. locations. You will support COBOL, JCL, DB2 and VSAM, ensure high availability, and optimize batch and real-time processing within critical systems.You will collaborate with modernization, data integration, and cloud teams on mainframe-to-cloud initiatives,...


  • Dallas, TX, United States NTT DATA, Inc. Full-time $96,800 - $145,200

    NTT DATA North America is seeking a Mainframe Developer to lead critical initiatives in Dallas, TX. You will drive architecture decisions on a data-heavy platform, set technical standards, and mentor engineers across teams.The role demands deep CICS, COBOL, DB2, and JCL experience within financial services. You’ll engage with Operations on upgrades,...


  • Jersey City, NJ, United States Virtusa Corporation Full-time $95,000 - $130,000

    Virtusa in Jersey City seeks a senior mainframe specialist with 9+ years of hands-on experience in COBOL, JCL, CICS, DB2, VSAM, IMS. You will lead modernization efforts and integrations with external systems, and work with enterprise schedulers like CA-7 and Control-M.You will collaborate with business and IT leadership, apply SDLC practices...


  • IA, United States BuzzClan Full-time $90,000 - $120,000

    BuzzClan is seeking an experienced Mainframe Developer to support a statewide modernization initiative, integrating the legacy Child Support Enforcement System with modern processes.The role requires hands-on COBOL and JCL (minimum 3 years), IDMS database development, VSAM/GDG batch processing, and file transfer automation. Strong troubleshooting and...


  • Wilmington, DE, United States MphasiS Corporation USA Full-time

    Job Title: Mainframe IMS and CICSLocation : Wilmington, DE5 Days onsiteJob Description Required Skills: Programming Languages: Strong proficiency in COBOL Mainframe Operating Systems: In-depth knowledge of z/OS Database Technologies: Expertise in IMS database concepts including IMS/DB and IMS/DC Transaction Processing: Thorough understanding of CICS...


  • United States AceStack LLC Full-time

    Job Title: Mainframe Developer Location - Malvern, PA Contract Job Summary: We are seeking an experienced Mainframe Developer with strong hands-on expertise in COBOL-based application development and maintenance. The ideal candidate will have experience working in enterprise environments and supporting large-scale mainframe systems. Key...


  • Woodlawn, MD, United States Excelque, Inc Full-time

    Position IDSO-5412ComponentBISPosition TitleSr. Mainframe Developer   Key Required SkillsMainframe development, COBOL, CICS, JCL, IDMS, and DB2Position DescriptionDevelop and maintain COBOL, REXX, JCL, CLIST, CICS, IDMS, and DB2 code and database structures in accordance with client standards and software engineering best practices.Use mainframe utilities...


  • United States JConnect Infotech Full-time

    Mainframe Developer Location: MN /Denver, CO /Chicago, IL/SFO/Dallas, TX/Atlanta, GA/Santa Clara, CA/NJ Duration: Fulltime Job Description: • 7+ years of experience with developing and implementing applications • 10 to 15 years of experience in Cobol, JCL, DB2 Preferred Skills/Experience: Cobol, JCL, DB2, CICS and VSAM development experience....


  • Frisco, TX, United States Spear Staffing Full-time

    Mainframe Developer – Systematics / HAWe are seeking experienced Mainframe Developers with strong expertise in COBOL, CICS, JCL, DB2, and z/OS. Candidates should have experience in FIS Systematics (RM/GN) and production support. Experience with Assembler, VSAM, Adabas/Natural, Software AG, and Connex is highly preferred.Key ResponsibilitiesDevelop,...


  • United States Saxon Global Full-time

    Job Title Two senior (10+ years) Mainframe developers (Cobol, IDMS, JCL, VSAM, Z/OS) with recent experience working for any government entity (State Government, City Government, County Government, Government agency’s etc.). This position is 100% remote but requires in person fingerprinting in Miami if selected. Candidate will need to travel to Miami...


  • Pittsburgh, PA, United States TECHAGI SOLUTIONS LLC Full-time

    Greetings,🚀 Now Hiring | Mainframe Developer – Production Support📍 Location: Pittsburgh, PAW2 position📝 Experience: 5+ Years🔑 Key Skills Required:COBOL, JCL, DB2 & CICSMainframe Production Support (L2/L3)ISPF, SDSF, VSAMFile-AID, Xpediter, SPUFIBatch Processing & Job MonitoringIncident Management & Root Cause Analysis (RCA)DB2 SQL & Performance...


  • Cincinnati, OH, United States Insight Global (United States) Full-time $68,880 - $89,544

    A large financial organization is seeking an experienced Mainframe Developer to analyze, translate, and modernize mainframe jobs tied to a recent merger. The role involves translating COBOL, JCL, DB2, and SAS jobs, testing, debugging, and ensuring stable operations. Candidates should have over 10 years of COBOL experience and a strong understanding of JCL,...


  • Madison, WI, United States Cognizant Remote Full-time $105,000 - $120,000

    Cognizant Technology Solutions Corporation is seeking an experienced Senior Mainframe CoolGen Developer to design, develop, test, and support high-volume enterprise applications built on CA Gen/CoolGen and Mainframe technologies. You will contribute to technical design, modernization initiatives, and production support across batch, online, and integration...

  • Mainframe Developer

    5 days ago


    Jersey City, NJ, United States Cloud Analytics Technologies, LLC Full-time

    US Citizen, Green Card, H-1B, OPT-EAD, CPT, Other Job Title: Mainframe Developer - IMS and CICS Location: Jersey City, NJ Duration: 12 Months + Extension Bill Rate: 64/hour Job Type: W-2, 1099, C2C Client: To Be Discussed Later Work Authorization: US-Citizen, H-1B, OPT-EAD, GC-EAD Job Description Develop, maintain, and enhance mainframe applications using...


  • Nashville, TN, United States Capgemini Full-time $82,366 - $128,709

    Overview We are seeking a Senior Mainframe Developer with strong experience in MACSS and IBM z/OS environments to support a mission‑critical platform that is currently single‑threaded across project delivery, operations, and platform modernization work. This role is being added to free up existing FTE capacity and accelerate delivery for the Giga z/OS...


  • Jersey City, NJ, United States Quantum Technologies LLC Full-time $73,000 - $104,000

    US Citizen, Green Card, H-1B, OPT-EAD, CPT, Other Job Title: Mainframe Developer – IMS and CICSLocation:Jersey City, NJDuration: 12 Months + ExtensionBill Rate: 64/hourJob Type: W-2, 1099, C2CClient: To Be Discussed LaterWork Authorization: US-Citizen, H-1B, OPT-EAD, GC-EAD Job Description Develop, maintain, and enhance mainframe applications using...


  • Richmond, VA, United States Kyndryl Inc. Remote Full-time $120,000 - $160,000

    Kyndryl is seeking a senior mainframe engineer to join a remote U.S. team.You will own end-to-end production and UAT batch and online support, collaborating with AMS technical leadership and operations to ensure service reliability and compliance with business requirements. Ideal candidates bring 10–15 years in mainframe development and support ( COBOL,...


  • West Des Moines, IA, United States Prodware Solutions Full-time

    We have a 6+ months contract opportunity for a Mainframe Application Developer with a client based in Wes Des Moines, IA.This would be a hybrid opportunity - 2/3 days onsite.Below is the skill set what we are looking forNeed someone with 12+ yrs of work experienceCOBOLJCL and mainframe batch-processingEasytrieveEndevor for source-code management and...


  • SC, United States Brooksource Full-time

    Mainframe COBOL DeveloperColumbia, SC (Hybrid)12-month contract with potential for extensionW-2 only (no C2C)ABOUT THE ROLEBrooksource is seeking an experienced Mainframe COBOL Developer to support our state government client's Department of Health and Human Services (DHHS) Medicaid Management Information System (MMIS) environment. This hybrid role is based...