Lead AI-Driven Systems Engineer for Mainframe Modernization

JPMorgan Chase & Co.; Plano (TX); On-site; USD 140,000 - 210,000; Full time

Job summary

JPMorgan Chase & Co. in Plano seeks a Sr Lead Software Engineer in Core Processing, Wealth Management Technology, to design, build, and ship agentic systems that modernize mainframe workflows and produce production-ready services.

You will translate COBOL/JCL/DB2 logic into structured specs and drive specs through agent-accelerated delivery into the target platform. As a builder, you’ll craft multi-agent orchestration, debug prompt chains, and extend ETL/CDC pipelines for migrated workflows,

Qualifications

• 5+ years shipping production systems.
• 2+ years building LLM-based applications—agentic architectures, RAG pipelines, prompt engineering.
• Strong fundamentals: distributed systems, event-driven design, API patterns, cloud platforms (AWS/EKS).
• Expert proficiency with AI-assisted development tools as core workflow.
• Experience with Kotlin/JVM, Python, or Rust in production environments.
• Demonstrated ability to operate and debug complex systems.
• Clear communicator with engineers and business stakeholders.
• Experience with code migration.

Responsibilities

• Builds and operates the spec generation pipeline.
• Develops agentic workflows for code translation and migration.
• Builds evaluation and verification infrastructure.
• Contributes to the standard calculation runtime.
• Partners with domain SMEs to validate agent outputs.
• Extends ETL and CDC pipelines for agent workflows.
• Operates AI systems in production (LLMOps).
• Iterates rapidly and ships continuously.
• Contributes to shared tooling and infrastructure.

Skills

5+ years software engineering

LLM-based applications

Distributed systems

Cloud platforms (AWS/EKS)

Code migration

Mainframe migration awareness

Education

Master’s degree in Computer Science

Tools

Claude Code

GitHub Copilot

Cursor

Job description

JPMorgan Chase & Co. in Plano seeks a Sr Lead Software Engineer in Core Processing, Wealth Management Technology, to design, build, and ship agentic systems that modernize mainframe workflows and produce production-ready services.

You will translate COBOL/JCL/DB2 logic into structured specs and drive specs through agent-accelerated delivery into the target platform. As a builder, you’ll craft multi-agent orchestration, debug prompt chains, and extend ETL/CDC pipelines for migrated workflows,