• Mainframe Developer

    System One (Rockville, MD)
    Mainframe Developer Location: Rockville, Maryland Type: Contract Compensation: 180k Contractor Work Model: Onsite ALTA IT Services is seeking a highly ... experienced Z/OS Mainframe Developer with deep expertise in Assembler, COBOL, and CICS. The ideal candidate will have a strong background in financial services… more
    System One (09/03/25)
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  • Senior Mainframe Developer

    GovCIO (Washington, DC)
    **Overview** GovCIO is currently hiring for Senior Mainframe Developer to perform maintenance, remediation's, and updates to mission critical applications used ... 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_ **Category** _Software… more
    GovCIO (09/17/25)
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  • Java - Mainframe Programmer

    GovCIO (Washington, DC)
    **Overview** GovCIO is currently hiring for Java - Mainframe Developer to perform maintenance, remediation's, and updates to mission critical applications used ... support the DCSA background investigation processes. The position does not require legacy/ mainframe experience, but candidates MUST to be open to learning the… more
    GovCIO (08/08/25)
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  • ACAPS/ Mainframe Software Engineer

    Eliassen Group (Washington, DC)
    **ACAPS/ Mainframe Software Engineer** **Anywhere** **Type:** Contract **Category:** Development **Industry:** Financial Services **Workplace Type:** Remote ... East Coast operating hours** We are looking for a Mainframe ACAPS application engineer who is skilled with ACAPS,...applications o Provide technical knowledge and leadership as a developer on an agile squad o Work collaboratively with… more
    Eliassen Group (09/17/25)
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  • COBOL Developer

    Koniag Government Services (Chantilly, VA)
    Koniag Data Solutions, a Koniag Government Services company, is seeking a COBOL Developer with a Secret clearance to support KDS and our government customer in ... weeks paid time off, and more. Koniag Data Solutions is seeking a skilled COBOL Developer to join our team. This role is critical in maintaining and enhancing legacy… more
    Koniag Government Services (10/03/25)
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  • Software Developer -DC Area

    EM Key Solutions, Inc. (Washington, DC)
    …| Medical, Dental, Vision, Life Ins., PTO, Contributing 401K, Tuition Assistance Software Developer Washington, DC Area This is an Onsite Position EM Key Solutions ... is seeking a Software Developer . Duties/Responsibilities: + Deliver end-to-end RPA development and testing...RPA software with the ability to develop on Windows, mainframe , web-based browsers, etc. + Automation platform components, development… more
    EM Key Solutions, Inc. (09/11/25)
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  • Java API Developer

    Eliassen Group (Washington, DC)
    **Java API Developer ** **Anywhere** **Type:** Contract **Category:** Engineer **Industry:** Insurance **Workplace Type:** Remote **Reference ID:** JN -092025-103586 ... AI tools like GitHub Copilot to improve development efficiency. + Support mainframe resource resiliency and legacy system maintenance. + Engage in cross-functional… more
    Eliassen Group (09/10/25)
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  • Principal Professional Services Consultant

    Rocket Software (Washington, DC)
    …Suite Professional Services Team is looking for a highly skilled Mainframe Modernization Senior Consultant to provide technical support and/or leadership in ... to support our Customers' Digital Transformation. Rocket Solutions for COBOL, mainframe application delivery and host access offer a comprehensive, proven solution… more
    Rocket Software (09/06/25)
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  • Associate Partner, DevOps Service Owner

    Kyndryl (Washington, DC)
    …clients how to enable their own DevOps environments. You'll partner with Cloud, Mainframe , Security, and Testing teams to help integrate their automations to form ... CI/CD pipelines and even Developer Platforms. You'll also work with our Agile Ways...and tools. You have experience standing up and administering developer platforms and tools such as API gateways, messaging… more
    Kyndryl (10/01/25)
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  • Principal Software Development Engineer

    CVS Health (Washington, DC)
    …solutions that enhance healthcare services. **Required Qualifications** * Salesforce certified developer or architect certification * 10+ years of experience in ... standards is a strong plus. Experience API integrations with large-scale mainframe applications. Experience designing and developing custom objects and workflows.… more
    CVS Health (09/18/25)
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