I/O Configuration Management Development (f/m/x)

IBM

IBM

Ehningen, Germany

Posted on Apr 9, 2026
Introduction

At IBM Infrastructure & Technology, we design and operate the systems that keep the world running. From high-resiliency mainframes and hybrid cloud platforms to networking, automation, and site reliability. Our teams ensure the performance, security, and scalability that clients and industries depend on every day. Working in Infrastructure & Technology means tackling complex challenges with curiosity and collaboration. You’ll work with diverse technologies and colleagues worldwide to deliver resilient, future-ready solutions that power innovation. With continuous learning, career growth, and a supportive culture, IBM provides the opportunities to build expertise and shape the infrastructure that drives progress.

Your role and responsibilities

As a Back-End Developer for IBM Z, you will design, develop, unit test, and deliver offerings for IBM Z using agile practices and DevOps tooling. You will work in a collaborative environment to understand requirements, design, code, debug, and test creative solutions to client problems and requirements.

Your primary responsibilities will include:

• Develop and Deliver Offerings: Design, develop, unit test, and deliver high-quality offerings for IBM Z, such as z/OS, zTPF, zVM, and zVSE, using agile practices and DevOps tooling.

• Collaborative Problem-Solving: Work collaboratively to understand client requirements, design, code, debug, and test creative solutions to client problems and requirements.

• Ensure Quality and Resiliency: Ensure world-class quality and resiliency in solutions, supporting strategic imperatives including artificial intelligence and cloud.

• Program in Various Languages: Program in languages such as HLASM/Assembler, Java, C/C++ to design and create z/OS applications, work with z/OS subsystems, and mainframe storage solutions and database technologies.

In more detail you´ll be a developer in System Z I/O Configuration Management. Responsible for z/OS HCD, a product with 35 years of history. Your responsibilities will be maintenance and development support, as well as extension of the existing code base supporting our next machine generations. Communication, global cross-team collaboration, development, test, support and documentation for efficiency and quality improvements to our product.

Required education
Bachelor's Degree
Preferred education
Master's Degree
Required technical and professional expertise

• Exposure to Agile Practices: Experience working with agile practices and DevOps tooling to design, develop, and deliver software offerings.

• Programming Skills: Exposure to programming languages such as HLASM/Assembler, Java, C/C++, PL/1, PL/X for developing z/OS applications and working with z/OS subsystems.

• Mainframe Technologies: Experience working with IBM Z offerings such as z/OS, zTPF, zVM, and zVSE and database technologies, including IMS and DB2.

• Collaborative Development: Exposure to collaborative development environments, working with cross-functional teams to understand requirements and design solutions.

• Unit Testing and Delivery: Experience with unit testing and delivering high-quality software offerings for IBM Z, such as z/OS, zTPF, zVM, and zVSE.

• Excellent communication skills in German & English.

Preferred technical and professional experience

• Mainframe Security Knowledge: Exposure to z/OS security concepts, including RACF, SSL, SSO, and Multi-Factor Authentication, to design and implement secure solutions.

• z/OS Subsystems Familiarity: Experience working with z/OS subsystems, such as CICS and IMS, to develop and deliver high-quality offerings.

• Cloud and AI Understanding: Familiarity with artificial intelligence and cloud technologies can help in developing innovative solutions that align with strategic imperatives.

ABOUT BUSINESS UNIT

IBM Systems helps IT leaders think differently about their infrastructure. IBM servers and storage are no longer inanimate - they can understand, reason, and learn so our clients can innovate while avoiding IT issues. Our systems power the world’s most important industries and our clients are the architects of the future. Join us to help build our leading-edge technology portfolio designed for cognitive business and optimized for cloud computing.

YOUR LIFE @ IBM

In a world where technology never stands still, we understand that, dedication to our clients success, innovation that matters, and trust and personal responsibility in all our relationships, lives in what we do as IBMers as we strive to be the catalyst that makes the world work better.

Being an IBMer means you’ll be able to learn and develop yourself and your career, you’ll be encouraged to be courageous and experiment everyday, all whilst having continuous trust and support in an environment where everyone can thrive whatever their personal or professional background.

Our IBMers are growth minded, always staying curious, open to feedback and learning new information and skills to constantly transform themselves and our company. They are trusted to provide on-going feedback to help other IBMers grow, as well as collaborate with colleagues keeping in mind a team focused approach to include different perspectives to drive exceptional outcomes for our customers. The courage our IBMers have to make critical decisions everyday is essential to IBM becoming the catalyst for progress, always embracing challenges with resources they have to hand, a can-do attitude and always striving for an outcome focused approach within everything that they do.

Are you ready to be an IBMer?

ABOUT IBM

IBM’s greatest invention is the IBMer. We believe that through the application of intelligence, reason and science, we can improve business, society and the human condition, bringing the power of an open hybrid cloud and AI strategy to life for our clients and partners around the world.

Restlessly reinventing since 1911, we are not only one of the largest corporate organizations in the world, we’re also one of the biggest technology and consulting employers, with many of the Fortune 500 companies relying on the IBM Cloud to run their business.

At IBM, we pride ourselves on being an early adopter of artificial intelligence, quantum computing and blockchain. Now it’s time for you to join us on our journey to being a responsible technology innovator and a force for good in the world.

IBM is proud to be an equal-opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, gender identity or expression, sexual orientation, national origin, genetics, pregnancy, disability, neurodivergence, age, or other characteristics protected by the applicable law. IBM is also committed to compliance with all fair employment practices regarding citizenship and immigration status.

OTHER RELEVANT JOB DETAILS

For additional information about location requirements, please discuss with the recruiter following submission of your application.

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