Lead Mainframe COBOL Developer (Z Series)
Mphasis Corporation · New York, NY
Education
Bachelor's in Computer Science, Information Technology, or related field
Experience
144 months
Wage
$85,000–$165,000 per year (from the posting)
First / last seen
2026-09-28 / 2026-10-12
Experience must include
COBOL ProgrammingIBM Z Series ExpertiseMainframe Development ToolsMainframe Modernization TechniquesUnit Testing and DebuggingDatabase Management SystemsDB2IMSSQLAI coding agentsLogical reasoningTSO/ISPF
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first seen 2026-09-28 · posted 2026-09-15
Full posting text
Manager Mphasis Corporation — New York, NY M-114581-20-1 Position/TITLE: Lead Mainframe COBOL Developer (Z Series)Location: Onshore Who are we looking for:We are seeking an experienced (12+ years) Senior COBOL Developer with expertise in AS400 systems to join our dedicated team. The ideal candidate will have a strong background in COBOL programming on IBM AS400 (iSeries) platforms, coupled with a passion for modernization and innovation.Responsibilities:Technical Skills Must have * COBOL Programming: Proficiency in COBOL programming language with extensive hands-on experience in developing and maintaining mainframe applications. * IBM Z Series Expertise: In-depth knowledge of IBM Z Series mainframe systems, including architecture, operating systems (z/OS), and utilities (TSO/ISPF, JCL, VSAM). * Mainframe Development Tools: Experience using mainframe development tools and utilities for code editing, compilation, and debugging. * Mainframe Modernization Techniques: Familiarity with mainframe modernization techniques such as rehosting, replatforming, or refactoring legacy applications. * Unit Testing and Debugging: Ability to perform unit testing and debugging of COBOL programs to ensure accuracy, reliability, and compliance with functional requirements. * Database Management Systems: Knowledge of mainframe database management systems (DB2, IMS) and experience in writing SQL queries. * Must know use of any one of the ai coding agents * Must have very strong logical reasoning abilities. * Must be flexible to work on alternative technologies as per project needs. (with training)Good to Have Skillsets: * Middleware Technologies: Familiarity with middleware technologies commonly used in mainframe environments, such as CICS (Customer Information Control System) or MQ Series. * Version Control Systems: Experience using version control systems (e.g., Git) for managing source code and tracking changes. * Scripting Languages: Proficiency in scripting languages (e.g., JCL, REXX) for automating mainframe processes and tasks. * Web Services Integration: Understanding of integrating mainframe applications with modern web services and APIs. * Experience with developer AI extensions tools like GitHub Copilot, AmazonQ, Gemini, or ChatGPT * Ability to prompt GPT like assistant to perform specific tasks (like SQL queries generation, API validation) * Ability to learn and experiment with new technologies * Ability to develop extensions for various Integrated Development Environnements (IDEs) like Eclipse, JetBrains etc. * Proficiency in additional programming languages like Java and .NET (C#). * Previous experience with publishing extensions on the VS Code marketplace.Educational Qualification:Bachelors degree in Computer Science, Information Technology, or related field.Process Skills: * General SDLC processes * Strong planning and organization skills. * Ability to prioritize tasks and manage multiple projects simultaneously. * Ability to analyze complex problems, identify root causes, and propose effective solutions.Behavioral Skills: * Work closely with Architect, Developers, and data scientists to deliver comprehensive solutions. * Communicate effectively and share knowledge with the team. * Be open to feedback and continuously learn and adapt to new technologies. * Ability to work independently and as part of a team. * Ability to work effectively under pressure and meet deadlines. * Passionate about automation and continuous improvement * Good Attitude and Quick learner.Certification (Good to have): * IBM Certified Application Developer - COBOL or equivalent certification. * IBM Z Series Mainframe Certifications (e.g., IBM Certified System Programmer).Skill DetailsMandatory Skill NameMin Years of experience required.Mainframe Cobol12+DB28CICS4Other detailsSalary range $85000 to $165000Equal opportunity Employer:Mphasis is an equal opportunity/affirmativ
Why we think this is a PERM ad (92% confidence): Named employer (Mphasis), location (New York), exact requirements (12+ years COBOL, Bachelor's degree), job code (M-114581-20-1).