Senior Mainframe Developer

YOUR ROLE

• Develop, enhance and maintain applications using COBOL and/or PL/I on IBM z/OS, from requirements through go-live
• Support online transaction processing with CICS and relational data access with DB2 for z/OS
• Develop, maintain and troubleshoot batch jobs, procedures and file-processing workflows using JCL and OPC Scheduler
• Investigate defects and resolve production issues using mainframe development, testing and diagnostic tools
• Support backend integration using IBM WebSphere MQ and/or RVS
• Contribute to modernization work, including integration with REST APIs and applications built with C#/.NET or Java
• Take part in code reviews, testing, release activities and production support, following established quality and change-management practices
• Work with cross-functional teams to turn business requirements into stable, supportable solutions
• Act as a role model for the team through pairing, reviews and daily collaboration

YOUR PROFILE

• 6–8 years of IT experience in mainframe application development or support
• Hands-on experience with COBOL and/or PL/I on IBM z/OS, CICS, DB2 for z/OS, and JCL and PROCMAN
• Hands-on experience with File-AID, Xpediter, TSO/ISPF, EJES and BETA92
• Experience with IBM WebSphere MQ and/or RVS for backend integration
• Solid understanding of batch and online processing in enterprise environments
• Familiarity with OpenText HostExplorer, SCMS, IBM Developer for z/OS (or equivalent IBM Rational tooling), and Innovator for Information Architects for data model management
• Experience with ITSM processes in ServiceNow, documentation in Confluence, and user-story tracking in Jira
• Strong analytical and problem-solving skills, and the ability to work effectively in a DevOps-oriented environment
• Good English; the ability to communicate clearly with international teams and clients
• Nice to have Automation with REXX
• Mainframe modernization or integration experience using C#/.NET and/or Java
• Experience designing, consuming or supporting REST APIs
• Working knowledge of SQL and PostgreSQL, in addition to DB2
• Basic knowledge of AWS or another cloud platform
• Familiarity with Docker and container orchestration fundamentals
• Automotive project experience or familiarity with automotive business processes
• Experience with Jira, Confluence and other Atlassian tools