Mainframe Application Architecture

3620 Kyndryl UK Limited; Poznań; Hybrid; PLN 180,000 - 300,000; Full time

Job summary

Kyndryl seeks a seasoned architect to lead mainframe modernization programs in a hybrid, global context. You will shape roadmaps, design frameworks, and guide development teams to deliver scalable, secure architecture that aligns with business goals.

Experience with large-scale transformations, z/OS environments, and IBM mainframe tools is essential. The role offers collaboration across continents within a flexible, inclusive culture.

Qualifications

• Architectural experience of large customer change and transformation projects.
• In depth knowledge and experience of hardware and software including connectivity between platforms.

Responsibilities

• Plan Strategy: Define, assess, and prioritize modernization roadmaps considering cost and risk.
• Design Frameworks: Invent innovative software frameworks and system interfaces for modernization.
• Guide Teams: Provide technical leadership, perform design and code reviews, ensure enterprise design standards.
• Achieve business goals: Align architecture with business requirements to meet project goals.
• Document Architecture: Create and maintain documentation for architecture and integration guidelines.

Skills

Architectural leadership

Mainframe modernization

Cloud integration

Tools

z/OS knowledge

IBM software

Job description

Who We Are

At Kyndryl, we run and reimagine the mission-critical technology systems that drive advantage for the world’s leading businesses. We are at the heart of progress; with proven expertise and a continuous flow of AI-powered insight, enabling smarter decisions, faster innovation, and a lasting competitive edge. For our people—Kyndryls—that means doing purposeful work that powers human progress. Join us and experience a flexible, supportive environment where your well-being is prioritized and your potential can thrive.

The Role

Your role Bring your specialist knowledge and experience to a company managing 50% of the world’s MIPS and play a critical role in our modernization mission. You’ll be in good company amongst our global community of experts leading the future of mainframe modernization. Experts who share knowledge openly and collaborate freely.

In this strategic role, you’ll use your knowledge of legacy systems and cloud architecture to identify opportunities to modernize mainframe applications.

What you will do

• Plan Strategy Shape the future: Define, assess, and prioritize modernization roadmaps taking into account cost and risk.


• Design Frameworks Invent innovative solutions: You'll be responsible for designing cutting edge software frameworks, systems, and products that will set the standard for the industry. You'll use your extensive technical knowledge to conceive system interfaces and business application prototypes, while also identifying and resolving any framework design weaknesses.


• Guide Teams Share your knowledge: Use your technical expertise to provide technical leadership to the application development team, perform design and code reviews, and ensure that uniform enterprise-wide application design standards are maintained.


• Achieve business goals: Collaborate with other stakeholders to ensure that the architecture is aligned with business requirements, making sure that the project meets its goals.


• Document Architecture Keep vital records: Create and maintain documentation surrounding the software architecture, application design processes, component integration, testing guidelines, and other key elements.

Who You Are

Required skills and experience

• Architectural experience of large customer change and transformation projects


• In depth knowledge and experience of hardware and software including connectivity between platforms

Preferred skills and experience

• The Open Group - Master Certified Architect (or equivalent)


• Prior hand-on experience working in a mainframe environment


• Experience in the following types of mainframe projects - Modernize On, Integrate With and Move Off


• Strong understanding of z/OS and IBM Software Products as well as 3rd party mainframe software

Being You

The "Kyn" in Kyndryl means kinship, which represents the strong bonds we have with each other, our customers and our communities. We focus on ensuring all Kyndryls feel included and we welcome people of all cultures, backgrounds, and experiences. Even if you don’t meet every requirement, we encourage you to apply. We believe in growth, and we’re excited to see what you can bring. At Kyndryl, employee feedback has told us that our number one driver of employee engagement is belonging.

That sense of belonging - being a valued, respected, trusted member of the team - is fundamental to our culture and fueling great experiences for our customers. This dedication to welcoming everyone into our company means that Kyndryl gives you the ability to thrive and contribute to our culture of empathy and shared success. That’s The Kyndryl Way.

What You Can Expect

Your career with us isn’t just a job—it’s an adventure with purpose. We offer a dynamic, hybrid-friendly culture that supports your well-being and empowers you to grow. Our Be Well programs are thoughtfully designed to support your financial, mental, physical, and social health - because we know that when you feel your best, you do your best.

From your very first day, you’ll dive into impactful work that powers the systems our customers rely on every day. You won’t just contribute—you’ll make a difference, tackling meaningful projects that sharpen your skills and fuel your growth. We’re here to champion your journey. With powerful tools to chart your career path, personalized development goals aligned with your ambitions, and continuous feedback to keep you inspired and on track, you’ll have everything you need to thrive and evolve. You’ll develop in-demand skills to grow your career and achieve your ambitions with access to cutting-edge learning opportunities—from certifications with Microsoft, Google, and Amazon to coaching and hands-on experiences. And through it all, you’ll be part of a culture that values empathy, restless learning, and a devotion to shared success. We want you to thrive here—and we’re committed to helping you do just that.

Ready to make an impact? Join us and help shape what’s next.

At Kyndryl, we achieve progress the world depends on, with purpose. Beginning with the purpose that matters to you. Because here, you will be part of a culture designed with purpose. One that is restless, empathetic and devoted. Where we are committed to sustainable progress for our customers and supporting the communities where we work and live. All of you is what we want. And what we need. Join us, and together, we can advance the vital systems that power human progress.