Senior Java Developer

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

About the 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 join a global community of experts who share knowledge openly and collaborate freely to shape the future of Java modernization.

In this position, you will design, build, and maintain high-volume business logic while refactoring legacy code to enable seamless integration with modern cloud and mobile applications. Beyond technical execution, you will bring strong leadership skills to guide and mentor an offshore engineering team over the long term.

Key Responsibilities

• Microservices Development: Design, develop, test, and deploy scalable microservices using Java 17+ and Spring Boot 4.
• Event Streaming & Kafka: Implement real-time event streaming solutions using Apache Kafka to consume, transform, enrich, and publish streaming data.
• Data Integration & Persistence: Implement change-detection logic, publish event updates, and optimize data persistence within MySQL databases.
• Cloud & Resiliency Architecture: Deploy and manage applications on Microsoft Azure PaaS, ensuring fault-tolerant, scalable, and highly available streaming architectures.
• Reliability & Testing: Configure robust retry mechanisms, dead-letter topics, and idempotent processing while writing comprehensive unit, integration, and performance tests.
• DevOps & Delivery: Collaborate closely with DevOps teams to implement and maintain CI/CD pipelines.
• Team Leadership: Mentor and guide an offshore development team to foster technical growth and ensure delivery excellence.
• Database Management: Proficiency in MySQL database integration, query optimization, and implementing change-data capture/detection patterns.
• Distributed Systems Reliability: Demonstrated ability to build resilient systems utilizing idempotent processing, fault-tolerant design, retry handling, and dead-letter queues.

Your future at Kyndryl

This role opens the door to many career paths, both vertical and horizontal, and there may be opportunity to travel. It’s a great chance for database administrators or other techs to break into the cloud. It’s also a solid path to become enterprise or chief architect or a distinguished engineer! Whatever you see for yourself, you’ll find the opportunity here.

Who You Are

You’re good

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 Qualifications

• Bachelor's degree in Computer Science, related technical field, or equivalent practical experience.
• Experience Required 10 years+
• Experience working as a software engineer on complex software projects.
• Excellent coding skills and solid development experience (Java, Python, .Net etc.) with debugging and problem-solving skills.
• Software development methodologies, with demonstrated experience developing scalable and robust software.
• Experienced in relational and NoSQL databases, data mapping, XML/JSON, REST-based web services.
• Knowledge of architecture design - Microservices architecture, containers (Docker & k8s), messaging queues.
• Deep understanding of OOP and design patterns.

Preferred Qualifications

• Certification in one or more of the hyperscalers (Azure, AWS, and Google GCP) - otherwise, you can obtain certifications with Kyndryl.
• Experience with DevOps tools and modern engineering practices.

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.

Get Referred!

If you know someone that works at Kyndryl, when asked ‘How Did You Hear About Us’ during the application process, select ‘Employee Referral’ and enter your contact's Kyndryl email address.