High-Performance Mainframe Software Engineer

2 weeks ago


meerut, India beBeeMainframe Full time

Core Mainframe Software Developer NeededWe are seeking a skilled Core Mainframe Software Developer to join our team. The ideal candidate will have extensive experience in Assembler and C programming languages, with a strong background in IBM z/OS environments.Main ResponsibilitiesDevelop, enhance, and maintain high-performance mainframe software solutions using Assembler, C, JCL, REXX, and related technologies.Participate in the full software development lifecycle: requirements analysis, design, coding, testing, and production support.Optimize performance, troubleshoot defects, and ensure system reliability.Collaborate with cross-functional teams including System Engineers, QA, DevOps, and Business Stakeholders.Maintain technical documentation, coding standards, and operational procedures.Support legacy systems while contributing to modernization efforts.Required Qualifications5+ years of programming experience in Assembler (HLASM) and C programming languages.Comprehensive expertise in IBM subsystems and z/OS internals including cross-memory services, SRB management, Program Call routines, interlanguage communication.Extensive experience in APF-authorized code development and secure, high-performance system-level modules.Expert-level proficiency in HLASM and z/OS system macros for program management, storage, synchronization, recovery, and messaging.Skilled in subsystem interfaces and exits integrating with JES, SMF, and core components.Advanced debugging using XDC, IPCS, dump analysis for complex system issues.Familiarity with Sysplex communication using XCF macros.Experience with Agile/Scrum methodologies for mission-critical software delivery.Preferred SkillsKnowledge of Zowe, z/OSMF, RESTful APIs, modernization/integration projects.Strong Java development skills including JZOS, JNI, batch-mode applications.Familiarity with ICSF, RACF, SMP/E packaging, SBOM compliance.



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