mainframe developer

hace 13 horas

Ciudad de México, Ciudad de México Zurich Insurance A tiempo completo

Mainframe Developer

The Mainframe Developer serves as a senior technical expert responsible for designing, developing, optimizing, and maintaining highly complex mainframe and legacy applications. This role requires deep experience in COBOL, CICS, JCL, and AS/400 (RPG IV), as well as strong problem‑solving skills and the ability to lead technical initiatives. The ideal candidate demonstrates strategic thinking, technical leadership, and a strong commitment to delivering high‑quality solutions that support business growth and operational excellence.

Key Responsibilities:

  • Design, develop, test, and maintain highly complex applications on IBM mainframe platforms using COBOL, CICS, JCL, DB2, and SPUFI.
  • Analyze business requirements and create robust technical solutions using RPG IV, ILE RPG, and CL on the IBM AS400 platform.
  • Prepare detailed technical specifications and documentation for new and existing applications.

Technical Leadership & Best Practices

  • Act as a senior technical resource and escalation point for complex design issues, performance challenges, and integration needs.
  • Lead and participate in code reviews to ensure high standards of quality, security, and maintainability.
  • Mentor junior developers and provide architectural guidance to programming teams.

System Optimization & Troubleshooting

  • Conduct in‑depth analysis of system performance and resolve complex production issues.
  • Utilize tools including IBM z/OS, MQ, and performance‑monitoring utilities.
  • Optimize legacy applications and SQL queries, including stored procedures and scripts (DB2 and Microsoft SQL Server).

Collaboration & Innovation

  • Work closely with business stakeholders, product owners, and cross‑functional teams to gather requirements and define technical solutions.
  • Drive modernization efforts, including API-based integrations and cloud‑enabled transformation initiatives.
  • Identify opportunities to improve operational processes and enhance system reliability.

Required Qualifications

  • Advanced English proficiency (written and verbal).
  • 10+ years of mainframe development experience, with strong expertise in COBOL, CICS, JCL, and DB2.
  • 4+ years of hands-on experience with RPG IV, ILE RPG, and CL on AS/400.
  • Deep experience in commercial insurance, particularly in underwriting, rating, pricing, and policy administration systems.
  • Extensive SQL experience with stored procedures, scripts, and query optimization.
  • Experience with Microsoft SQL Server, SSRS, Microsoft Visual Studio, and .NET tools.
  • Demonstrated ability to lead technical projects and guide development teams.
  • Strong analytical thinking, attention to detail, and proven time‑management skills.
  • Strong commitment to confidentiality, integrity, and results-driven execution.

Preferred Qualifications

  • Experience with mainframe modernization tools such as Micro Focus Enterprise Server or IBM z/OS Connect.
  • Familiarity with modern programming languages, especially .NET.
  • Experience working in Agile environments and CI/CD practices.
  • Knowledge of integration approaches for legacy systems within cloud or hybrid architectures.

Technical Skills

  • Expert-level proficiency in COBOL, CICS, JCL, DB2, SPUFI, and AS/400 development (RPG IV, ILE RPG, CL).
  • Strong understanding of system performance tuning and debugging.
  • Experience with integration technologies, messaging systems (MQ), and API-based communication.

Position available only for candidates located in Mexico City, State of Mexico, or Guadalajara. Please apply only if you reside in one of these areas

Who we are

Looking for a challenging and inspiring work environment where you can make a difference? At Zurich millions of individuals and businesses place their trust in our products and services every day. Our 53,000 employees worldwide form the basis of our success, enabling, businesses and communities to face a world of risk with confidence. Imagine if you could help people do this all over the world. You'd give them confidence and reassurance by protecting what they love most. It's a big challenge, but you will be supported by a world-class team who believe in helping you to reach your full potential and deliver on our promises.

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