> Markdown version of [/jobs/ext/546175-principal-mainframe-software-engineer-java-cobol-db2-vsam](https://www.wearedevelopers.com/jobs/ext/546175-principal-mainframe-software-engineer-java-cobol-db2-vsam). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Principal Mainframe Software Engineer (Java, COBOL, DB2/VSAM) - **Company:** Fmr LLC - **Location:** Durham, NC, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Customer Information Control System (CICS), COBOL (Programming Language), Cyber Security, Data Security, IBM DB2, Job Control Language (JCL), Mainframes, Regression Testing, Software Engineering, Software Systems, SQL Stored Procedures, Virtual Storage Access Methods, Cloud Platform System - **Published:** June 14, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=0f39293c11bbef40 ## About the Role Do you have experience in Technology security practices?, * 8+ years of software development experience in business critical, enterprise-wide applications * Mainframe development expertise in COBOL, JCL, CICS, DB2 & VSAM * Knowledge of MQ would be nice to have * Development experience in Java * Ability to perform detailed analysis and documentation for maintenance and improvement projects in the batch and online environments * Deploy and support software releases into production environments * Employ your data security skills to keep our customers information safe * You are detailed and thorough with unit, functional and regression testing * Proven Experience writing COBOL/Native stored procedures is a plus * Experience in Distributed Technologies (Nice to have/Willing to learn) * Confidence to think and act strategically, share innovative insights, and offer creative solutions to deliver exceptional user experiences * Proven strong interpersonal and organizational skills coupled with effective written and verbal communication skills * Embrace flexibility and shift focus to meet the most pressing customer/client needs * You bring a growth mentality to work every day as you continue to learn new technologies and skills and seek to share that knowledge with your squad members ## Description Seeking a Mainframe Developer with superb technical skills to develop and maintain high volume production platforms in the Electronic Channel Applications domain of Institutional Technology. Our mission is to provide best in class trading applications and support for Fidelity customers to better serve their brokerage needs. As part of this effort, you will engage collaboratively with systems and business partners to deliver high quality and innovative software solutions. You are energized and hardworking to learn and grow with us in our digital transformation to build our future cloud platform capabilities while delivering exception production stability. Join our agile teams working in a fast-paced environment, closely partnering with product, architecture, and other engineering teams. We provide mentors to help navigate your role. We offer dedicated time each month to develop new skills and investigate new technologies. The Team We are an agile squad that is part of the FI Trading & Brokerage Services organization. Working together and with other squads, we deliver solutions to our customers by aligning the right skillsets to their most critical business priorities. The work is diverse, challenging, and provides for continuous learning and growth opportunities. ## Related Videos - [".Net is too slow" was not an option](https://www.wearedevelopers.com/videos/100176-net-is-too-slow-was-not-an-option) - [Cloud as the new mainframe: why the cloud hype does not reflect the dev reality](https://www.wearedevelopers.com/videos/797-cloud-as-the-new-mainframe-why-the-cloud-hype-does-not-reflect-the-dev-reality) - [Data Fabric in Action - How to enhance a Stock Trading App with ML and Data Virtualization](https://www.wearedevelopers.com/videos/253-data-fabric-in-action-how-to-enhance-a-stock-trading-app-with-ml-and-data-virtualization) - [Crypto-secure Data Management with In-Database Blockchain](https://www.wearedevelopers.com/videos/632-crypto-secure-data-management-with-in-database-blockchain) - [Building with IBM Bob](https://www.wearedevelopers.com/videos/100275-building-with-ibm-bob) - [Migrating from COBOL with AI: A Moonshot Demo](https://www.wearedevelopers.com/videos/1531-migrating-from-cobol-with-ai-a-moonshot-demo) ## Related Articles - [93 Java Interview Questions You Should Prepare For](https://www.wearedevelopers.com/magazine/14-93-java-interview-questions-you-should-prepare-for) - [7 Important Tips That Every Software Developer Should Know](https://www.wearedevelopers.com/magazine/101-7-important-tips-that-every-software-developer-should-know) - [Résumé-Driven Development: How IT trends affect the job market for software developers](https://www.wearedevelopers.com/magazine/59-resume-driven-development-how-it-trends-affect-the-job-market-for-software-developers) - [Should senior developers refuse interview coding challenges?](https://www.wearedevelopers.com/magazine/29-should-senior-developers-refuse-interview-coding-challenges) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Now is the time for industrialized software development](https://www.wearedevelopers.com/magazine/601-now-is-the-time-for-industrialized-software-development)