Software Engineer III - IBM i (AS/400) Engineer

This onsite role in Plano, TX from JPMorganChase offers a competitive total rewards package and a culture focused on collaboration, responsible AI usage, and ongoing professional growth. You will join the Commercial & Investment Bank - Digital & Platform Services, contributing to secure, scalable software across multiple domains with an emphasis on AI assisted development and architecture artifacts.

Responsibilities

• Deliver software solutions through design, development, and troubleshooting, applying critical thinking beyond routine approaches.
• Produce secure, high-quality production code and maintain algorithms that operate in sync with relevant systems.
• Utilize enterprise authorized AI coding assist tools to raise code quality, speed, and productivity for complex deliverables such as code generation, refactoring, unit tests, and documentation.
• Validate outputs via peer reviews, automated testing, and adherence to secure coding standards.
• Share learnings and reusable patterns to boost overall team effectiveness.
• Apply knowledge of the Software Development Life Cycle toolchain, including AI-assisted development and automation, to maximize automation value.
• Produce architecture and design artifacts for complex applications and ensure design constraints are met by the code.
• Gather, analyze, and synthesize data to create visualizations and reporting that support continuous improvement of software applications and systems.
• Proactively identify hidden problems and patterns in data to drive improvements in coding hygiene and system architecture.
• Contribute to software engineering communities of practice and events exploring new technologies.
• Maintain formal training or certification in software engineering concepts with 3+ years of applied experience.
• Demonstrate hands-on experience with enterprise AI assisted development tools, critically evaluating AI outputs for correctness, performance, and security.
• Understand responsible AI use in engineering workflows and guide peers on safe and effective practices within team standards.
• Leverage IBM iSeries (AS/400) development experience with DB2 for i including files, views, indexes, triggers, and stored procedures.
• Work with LANSA / Visual LANSA IDE development and LANSA upgrade planning and execution.
• Engage with IBM MQ and CDC replication (InfoSphere CDC / IIDR or equivalents).
• Develop in Java and Python on IBM i (PASE environment) and debug using STRDBG, STRISDB, Service Entry Points, job logs, Visual Explain, and remote Java/Python debugging.
• Support sustained resiliency and maintenance efforts including HA/DR, PTF management, performance tuning, and technical debt remediation.
• Use Git (Bitbucket/GitHub), Aldon LMI, Robot Scheduling, and ServiceNow within development workflows.
• Explore AI powered tools such as GitHub Copilot, ChatGPT, and Claude, applying prompt engineering to legacy code analysis.
• Maintain strong proficiency in CLP, CLLE, RPGLE, SQLRPGLE, LANSA, and Visual LANSA IDE (free-format preferred).
• Apply ILE concepts, service programs, and modular design; exposure to web services (REST/SOAP) from IBM i or Python/Java.
• Demonstrate knowledge of data areas, data queues, and inter-process communication on IBM i; familiarity with IBM i Access Client Solutions (ACS) and Navigator; experience with IBM Rational Developer for i (RDi) or VS Code with Code for IBM i extension.
• Hands-on experience with HA/DR tools such as MIMIX, iTera, Quick-EDD, or IBM PowerHA.
• ITIL foundation knowledge for service management and change advisory processes.
• Experience integrating AI tools into CI/CD pipelines or automated code review workflows; awareness of AI governance and data privacy when using LLMs with enterprise code.
• SAFe or other scaled Agile framework experience; familiarity with CI/CD pipelines in an IBM i context.

Requirements

• Formal training or certification in software engineering concepts with 3+ years of applied experience.
• Hands-on experience using enterprise authorized AI assisted development tools, with the ability to critically evaluate AI outputs.
• IBM iSeries (AS/400) development experience with DB2 for i including files, views, indexes, triggers, and stored procedures.
• Proficiency in CLP, CLLE, RPGLE, SQLRPGLE, LANSA, and Visual LANSA IDE development (free-format preferred).
• Experience with ILE concepts, service programs, modular design, and web services (REST/SOAP) from IBM i or Python/Java.
• Familiarity with IBM i Access Client Solutions (ACS), IBM Navigator, and development tools such as RDi or VS Code with Code for IBM i extension.
• Hands-on debugging skills with STRDBG and related IBM i debugging tools, plus remote Java/Python debugging.
• Experience with HA/DR tooling and maintenance practices, including performance tuning and debt remediation.
• Proficiency with Git, Aldon LMI, Robot Scheduling, and ServiceNow in development workflows.
• Understanding of responsible AI use, data sensitivity, and secure handling practices within engineering processes.
• Ability to work in a SAFe or scaled Agile environment and understand CI/CD pipelines in an IBM i context.

Technologies

• IBM i (AS/400) / iSeries
• DB2 for i, LANSA, Visual LANSA IDE
• IBM MQ, InfoSphere CDC / IIDR
• Java, Python, PASE environment
• STRDBG, STRISDB, Service Entry Points, IBM i debugging
• Git, Bitbucket, GitHub, Aldon LMI
• Robot Scheduling, ServiceNow
• AI tools: GitHub Copilot, ChatGPT, Claude
• REST, SOAP, ACS, Navigator
• RDi, VS Code with Code for IBM i extension
• MIMIX, iTera, Quick-EDD, IBM PowerHA
• CLP, CLLE, RPGLE, SQLRPGLE

Benefits

This role offers a competitive base salary with potential commission or discretionary incentive compensation, paid in cash or forfeitable equity to recognize individual contributions. JPMorganChase also provides a broad benefits package, including comprehensive health care coverage, on-site health and wellness centers, a retirement savings plan, backup childcare, tuition reimbursement, mental health support, financial coaching, and more. Details about total compensation and benefits will be shared during the hiring process.