Mainframe Modernization - Application Tester

Who We Are

At Kyndryl, we design, build, manage and modernize the mission-critical technology systems that the world depends on every day. So why work at Kyndryl? We are always moving forward – always pushing ourselves to go further in our efforts to build a more equitable, inclusive world for our employees, our customers and our communities.

The Role

Do you believe that anything created can always be made better? If you do, we want you on our team to help us build software that defies imperfection.

As a Tester, your role is to be the guardian of software perfection. You'll be at the forefront of innovation, using your expertise to craft, execute, and elevate testing reports using state-of-the-art tools and techniques. Your expertise will ensure that new and enhanced systems, along with their intricate interfaces, perform flawlessly.

In this role, you’ll be writing and executing test plans and orchestrating automated scripts and programs to unveil the mysteries hidden within the code. You’ll dive into the heart of software, understanding its every nook and cranny, and testing it to ensure it behaves exactly as intended. Your eye for detail will spot bugs and integration hiccups before going into a production environment .

Your influence won't stop there. As a Tester, you'll analyze test standards and procedures, leaving your mark on the software testing landscape. Your documentation will be the guiding standard for debugging and software modification, ensuring that every digital creation is on the path to perfection.

What truly sets you apart? Your insatiable curiosity and relentless tinkering mentality. You understand that imperfection is the crucible of innovation, and you approach every challenge with curiosity and tenacity. You believe that there's always room for improvement, and you're determined to discover it.

If you thrive on the pursuit of perfection in an imperfect world and ready to transform the world of software testing – join us at Kyndryl and be a part of something extraordinary.

Your Future at Kyndryl

Every position at Kyndryl offers a way forward to grow your career. Whether you want to advance in Management as a Test Manager or pursue alternative expertise areas such as Architecture – Kyndryl is dedicated to your professional journey.

Who You Are

You’re good at what you do and possess the required experience to prove it. However, equally as important – you have a growth mindset; keen to drive your own personal and professional development. You are customer-focused – someone who prioritizes customer success in their work. And finally, you’re open and borderless – naturally inclusive in how you work with others.

Required Skills and Experience

• Perform functional, integration, regression, and system testing for mainframe applications during modernization and migration programs.
• Analyze and validate application behavior while transitioning from legacy platforms (COBOL, JCL, CICS, DB2, VSAM) to modern stacks (Java, microservices, cloud).
• Support end-to-end testing for migration to cloud platforms (AWS, Azure, or GCP), including data validation and business process continuity.
• Develop, maintain, and execute test cases, test scripts, and automated testing frameworks as required.
• Collaborate with developers, architects, and business analysts to identify defects, troubleshoot issues, and ensure timely resolution.
• Contribute to establishing QA / testing best practices tailored to mainframe modernization programs.
• Work with DevOps and CI / CD teams to integrate testing into modernization pipelines.
• Document test results, prepare test reports, and provide clear communication to stakeholders.
• Over 5 years' experience in Mainframe Application testing
• Experience with test strategy and planning, execution, and defect management
• Proficiency in programming languages and testing tools
• Demonstrated ability to collaborate across project teams

Preferred Skills and Experience

Being You

Diversity is a whole lot more than what we look like or where we come from, it’s how we think and who we are. We welcome people of all cultures, backgrounds, and experiences. But we’re not doing it single-handily : Our Kyndryl Inclusion Networks are only one of many ways we create a workplace where all Kyndryls can find and provide support and advice. This dedication to welcoming everyone into our company means that Kyndryl gives you – and everyone next to you – the ability to bring your whole self to work, individually and collectively, and support the activation of our equitable culture. That’s the Kyndryl Way.

What You Can Expect

With state-of-the-art resources and Fortune 100 clients, every day is an opportunity to innovate, build new capabilities, new relationships, new processes, and new value. Kyndryl cares about your well-being and prides itself on offering benefits that give you choice, reflect the diversity of our employees and support you and your family through the moments that matter – wherever you are in your life journey. Our employee learning programs give you access to the best learning in the industry to receive certifications, including Microsoft, Google, Amazon, Skillsoft, and many more. Through our company-wide volunteering and giving platform, you can donate, start fundraisers, volunteer, and search over 2 million non-profit organizations. At Kyndryl, we invest heavily in you, we want you to succeed so that together, we will all succeed.