Mainframe Developer IV Job at Staffxpert LLC, Remote

  • Staffxpert LLC
  • Remote

Job Description

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Mainframe Developer IV

Location: 100% Remote, USA

Duration: 12 Months

Job Summary

STAFFXPERT LLC is seeking a Mainframe Developer IV on behalf of our client in the USA (100% Remote). We are looking for a highly experienced Mainframe professional with deep expertise in AmTrust accounting systems and enterprise Mainframe technologies.

The ideal candidate will bring extensive hands-on experience with COBOL, CICS, JCL, IBM MVS/z/OS, SAS, MQ, and TSO , along with a strong background in Wealth & Asset Management . This individual will serve as a Mainframe SME, contributing to application development, architecture, testing, platform engineering, modernization, and operational excellence.

Key Responsibilities

  • Design, develop, enhance, test, and maintain enterprise Mainframe applications.

  • Develop and support applications using COBOL, CICS, JCL, SAS, and MQ .

  • Provide technical expertise for AmTrust accounting systems and related applications.

  • Support IBM MVS/z/OS environments and core Mainframe technologies.

  • Participate in development, QA, troubleshooting, testing, and production support activities.

  • Work with Global Plus / Unity applications and integrations.

  • Contribute to Mainframe platform engineering, architecture, and modernization initiatives.

  • Analyze complex technical issues and provide scalable, reliable solutions.

  • Collaborate with development, QA, infrastructure, architecture, and business teams.

  • Follow Agile development practices and use Git/GitHub for source code management.

  • Support application performance, system reliability, and continuous improvement initiatives.

Required Qualifications

  • 12+ years of overall Mainframe experience.

  • 4+ years of hands-on experience with the AmTrust accounting system.

  • Advanced experience with COBOL, CICS COBOL, and JCL .

  • Strong experience with IBM MVS/z/OS and TSO .

  • Experience with Base SAS Programming .

  • Hands-on experience with MQ and FTP .

  • Experience working with Global Plus / Unity .

  • Strong background in Mainframe development, QA, and platform engineering.

  • Experience within Wealth & Asset Management or Financial Services environments.

  • Excellent analytical, troubleshooting, and problem-solving abilities.

  • Strong written and verbal communication skills with the ability to collaborate across technical and business teams.

Preferred Qualifications

  • Experience with AMTrust / AMAdministrator .

  • Experience with Git and GitHub .

  • Experience working within Agile/Scrum environments .

  • Exposure to enterprise Mainframe modernization and transformation initiatives .

  • Previous experience serving as a Mainframe SME, Technical Lead, or Senior Mainframe Developer .

Job Tags

Remote work

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