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1003 mainframe developer jobs found in the United States

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Mainframe Developer with Security Clearance
  • Leidos
  • BALTIMORE, MD
  • R-00163594 Description Leidos is seeking a Mainframe Developer to be part of the mission solution and help lead SSA’s Digital Modernization Strategy. Join ... more
  • 1 Month Ago
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AFRL Automation, Innovation and Software Developer
  • Torch Technologies, Inc.
  • VALPARAISO, FL
  • Job Description. Torch Technologies is seeking an Automation, Innovation and Software Developer to join a team providing dedicated and professional Advisor... more
  • 3 Months Ago
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Developer
  • GTT, LLC
  • KENT, WA
  • Primary Job Title: Developer - Software Engineer. Location: Kent, WA(Onsite). Date Posted: 7/18/2025. Employment Type: Contract (5 months). Salary Range: $... more
  • 2 Months Ago
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Senior API Developer
  • Midland States Bank
  • ROCKFORD, IL
  • Position Title. Senior API Developer. Locations. Rockford_IL. Time Type. Full time. Req ID. JR1014-Rockford_IL. At Midland, we’re proud to be a little diff... more
  • 2 Months Ago
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Project Developer - (Renewables)
  • ENGIE
  • CHICAGO, IL
  • What You Can Expect. The Project Developer supports a broad range of pre-construction development activities on projects within ENGIE’s utility-scale renew... more
  • 3 Months Ago
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Mainframe Administrator with Security Clearance
  • GTSC Talent Solutions
  • ARLINGTON, VA
  • verview: We are seeking a highly experienced and motivated Mainframe Systems Administrator to lead technical support and management for IBM z/OS mainframe-... more
  • 1 Month Ago
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Lead IBM Mainframe System Administrator with Security Clearance
  • Data Intelligence LLC.
  • WASHINGTON, DC
  • Data Intelligence, LLC (DI) is searching for Lead IBM Mainframe Administrators in both Washington, DC and St. Louis, MO. The Lead IBM System Administrator ... more
  • 1 Month Ago
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Software Developer with Security Clearance
  • Catalyst Operations & Analytics
  • WASHINGTON, DC
  • Software Developer. TS/SCI with FSP Catalyst is looking for engineers who are passionate about solving real-world problems and helping deploy ground breaki... more
  • 1 Month Ago
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Embedded Developer with Security Clearance
  • Percival Engineering
  • COLUMBIA, MD
  • Embedded Developer Want to learn the latest cybersecurity techniques. Do you look forward to tough challenges. Are you willing to put forth your very best.... more
  • 1 Month Ago
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SharePoint Developer with Security Clearance
  • TMC Technologies
  • WASHINGTON, DC
  • TMC Technologies is seeking a SharePoint Developer to join our team in Washington, D.C.Due to contract regulations you will need an active Top Secret clear... more
  • 1 Month Ago
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Mainframe Developer
  • CoreTek Labs
  • Wilmington, DE Contractor
  • Position: Mainframe Developer with IMS Background. Duration: Contract. Note: We need strong experience in IMS Background, if not resume will not be conside...more
  • 1 Month Ago
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Mainframe Developer
  • Conch Technologies
  • Delaware, DE Full Time
  • Job Details. Job Title: Mainframe Developer. Location : Wilmington DE (5 Days Onsite). Experience 8. MF JD. Mandatory Skills- COBOL, MQ, JCL, DB2, CICS, VS...more
  • 1 Month Ago
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