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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Mainframe COBOL Developer - **Company:** HTC Global Services, Inc. - **Location:** Boston, MA, United States - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Agile Methodology, Automation of Tests, Unit Testing, Customer Information Control System (CICS), Cloud Computing, Configuration Management, COBOL (Programming Language), Code Review, System Configuration, Continuous Integration, IBM DB2, Software Debugging, Endevor, Job Control Language (JCL), Interoperability, Mainframes, Online Transaction Processing, Performance Tuning, IBM Resource Access Control Facility, Requirements Management, Secure Coding, Server Administration, SQL Databases, Data Streaming, Systems Integration, Virtual Storage Access Methods, Transaction Processing (Computing), Diagnostic Tools, Tso/ispf, Cloud Platform System, Software Troubleshooting, Mainframe Programming, Git, Software Version Control - **Published:** August 20, 2026 - **Apply:** https://www.careerbuilder.com/job-details/mf-cobol-developer-boston-ma--afe0c6a1-1ada-41b3-8c8a-6902b30328fa ## About the Role * Minimum 4+ years of experience in Mainframe development. * Expertise in COBOL, JCL, DB2, CICS, and VSAM. * Strong COBOL programming experience, including development and maintenance of batch and online applications. * Proficiency with DB2 for database management and SQL queries. * Familiarity with TSO/ISPF, JCL, and debugging tools such as Abend-AID or other diagnostic tools. * Strong analytical and problem-solving skills with the ability to troubleshoot complex technical issues. * Experience using version control systems such as Endevor or Git. * Strong written and verbal communication skills. * Ability to work effectively with technical and non-technical stakeholders in a team environment. Preferred Skills * Experience with Mainframe modernization initiatives. * Experience transitioning Mainframe applications to cloud environments or integrating with newer technologies. * Experience working in an Agile development environment. * Experience with Mainframe performance tuning and optimization. * Familiarity with automated testing tools and continuous integration (CI) processes in Mainframe environments. * Knowledge of Mainframe security practices and secure coding principles., Agile Programming Methodologies, AllFusion Endevor Change Manager, Analysis Skills, Best Practices, Business Analysis, Cloud Applications, Cobol Programming Language, Code Reviews, Communication Skills, Compuware Abend-AID Fault Manager, Continuous Integration, Cross-Functional, Database Administration, Debugging Skills, Debugging Tools, Emerging Technology, Git, IBM CICS (Customer Information Control System), IBM DB2, IBM TSO/ISPF, Identify Issues, Interoperability, JCL (Job Control Language), Mainframe Computer, Performance Tuning/Optimization, Presentation/Verbal Skills, Problem Solving Skills, Production Support, Production Systems, Project/Program Management, Requirements Management, SQL (Structured Query Language), Secure Coding, Software Administration, Source Code/Configuration Management (SCM), Systems Administration/Management, Technical Writing, Test Automation, Test Plan/Schedule, Test Tools, Testing, Time Management, Transaction Processing/Management, Unit Test, Writing Skills ## Description We are seeking a highly skilled Mainframe COBOL Developer with 4+ years of experience in Mainframe development to join our team working onsite in Madison, Wi. The ideal candidate will have expertise in COBOL, JCL, DB2, CICS, and VSAM, with experience designing, developing, and maintaining Mainframe applications. This role involves collaborating with cross-functional teams, supporting production systems, and contributing to modernization initiatives., * Design, develop, and maintain Mainframe applications using COBOL, JCL, DB2, CICS, and VSAM. * Work with business analysts to understand requirements, system specifications, and business needs, and translate them into technical solutions. * Write efficient, maintainable, and optimized code for batch jobs, online transaction processing (OLTP), and other system processes. * Perform unit testing, debugging, and performance optimization to ensure application effectiveness and efficiency. * Integrate Mainframe applications with other systems and platforms to support data flow and interoperability. * Provide production support by troubleshooting and resolving issues to minimize downtime. * Create and maintain technical documentation for code, processes, and system configurations. * Participate in code reviews and follow development best practices. * Collaborate with developers, testers, project managers, and other stakeholders to deliver quality solutions on time. * Contribute to Mainframe modernization initiatives, including integrating new tools or methodologies. ## Related Videos - [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) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Building with IBM Bob](https://www.wearedevelopers.com/videos/100275-building-with-ibm-bob) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) - [".Net is too slow" was not an option](https://www.wearedevelopers.com/videos/100176-net-is-too-slow-was-not-an-option) - [Stop Committing Your Secrets - GIt Hooks To The Rescue!](https://www.wearedevelopers.com/videos/573-stop-committing-your-secrets-git-hooks-to-the-rescue) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Should senior developers refuse interview coding challenges?](https://www.wearedevelopers.com/magazine/29-should-senior-developers-refuse-interview-coding-challenges) - [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) - [The 10 C++ programming questions to expect in an interview](https://www.wearedevelopers.com/magazine/50-the-10-c-programming-questions-to-expect-in-an-interview) - [The 8 Best Code Testing Tools](https://www.wearedevelopers.com/magazine/402-the-8-best-code-testing-tools)