Platform Engineer - Middleware

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 We are seeking an experienced Middleware Integration Developer with deep hands-on expertise in enterprise integration development and API engineering. The role focuses on designing and building scalable, event-driven, and API-led integration solutions using IBM integration technologies. The ideal candidate will have a strong development background (not primarily admin), with proven ability to implement API proxies, service routing, transformations, and event-driven patterns. Key Responsibilities • Design and develop enterprise-grade integration solutions using: IBM App Connect Enterprise (ACE), IBM API Connect Apache Kafka, IBM Transformation Extender (ITX),Implement API-led and event-driven architecturesCreate HLD/LLD designs for integration solutions ACE Development: Message flows, sub flows, ESQL and Java Compute nodes • Implement: Data transformation, routing, enrichment, Integration with backend systems (REST/SOAP/MQ/Kafka) • Optimize for performance and scalability • Design and implementation proxies / Service proxies / API routing layers • Use IBM API Connect to: Develop APIs and proxy layers, Implement routing, versioning, mediation logic • Apply: Request/response transformation, Traffic policies (throttling, rate limiting) Develop Kafka-based integrations: Producers and consumers, Event streaming pipelines. • Implement real-time data integration patterns • Integrate Kafka with ACE and API layers • Develop transformation maps using IBM ITX • Handle: Complex data formats, High-volume transformations • Integrate ITX with ACE and APIs • Implement: Reusable integration components, Error handling and logging frameworks, Security patterns (OAuth, JWT, TLS) • Ensure adherence to: Coding standards, Performance benchmarks, Integration governance practices Stakeholder Collaboration: Work closely with Enterprise architects, Application teams, Infrastructure and DevOps teams, Provide technical guidance and mentorship and Participate in solutioning, estimations, and client discussions Your contributions will have a significant impact on our products' success, and you will be part of a team that is passionate about innovation, creativity, and excellence. Above all else, you will have the freedom to drive innovation and take ownership of your work while honing your problem-solving, collaboration, and automation skills. Together, we can make a difference in the world of cloud-based managed services. Your Future at Kyndryl Every position at Kyndryl offers a way forward to grow your career. We have opportunities that you won't find anywhere else, including hands-on experience, learning opportunities, and the chance to certify in all four major platforms. Whether you want to broaden your knowledge base or narrow your scope and specialize in a specific sector, you can find your opportunity here. 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 Technical and Professional Experience 5 to 7+ years of database developer experience in banking or BFSI domain Required Skills on Core Technologies Strong hands-on development experience in: IBM ACE (App Connect Enterprise), IBM API