API CoE Engineer

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

Job Title: Senior SME – API Center of Excellence (CoE)
Role Overview
We are looking for a Senior Subject Matter Expert (SME) to drive API strategy, standards, and adoption across application development teams. This role sits within the API Center of Excellence (CoE) and is responsible for ensuring the design and implementation of high-quality, reusable, secure, and scalable APIs aligned with enterprise architecture principles.
Key Responsibilities
API Strategy & Governance
Define and enforce API design standards, guidelines, and best practices (REST, event-driven, GraphQL where applicable)
Establish governance models for API lifecycle management (design, build, publish, versioning, retirement)
Drive consistency in API design across domains and teams
Advisory & Enablement
Partner with application development teams to guide them in selecting the right API patterns (e.g., System, Process, Experience APIs)
Provide hands-on design reviews and architecture guidance
Act as a trusted advisor for API-led integration and modernization initiatives
API Design & Quality
Ensure APIs are designed for reusability, scalability, and performance
Promote API-first design using OpenAPI/Swagger specifications
Define and enforce standards for security (OAuth2, mTLS, etc.), versioning, and documentation
Adoption & Evangelization
Drive API adoption across the organization through workshops, training, and reusable templates
Build and maintain API design playbooks, reference architectures, and accelerators
Promote API product mindset and developer experience (DX)
Platform & Tooling
Work with API management platforms (e.g., Apigee, MuleSoft, Kong, Azure API Management)
Define CI/CD integration patterns for APIs
Enable API discovery via developer portals and catalogs
Collaboration
Work closely with Enterprise Architecture, Platform Engineering, Security, and DevOps teams
Align API initiatives with broader digital and integration strategy
Required Skills & Experience
10+ years in software engineering, integration, or API development
Strong expertise in API design principles (REST, event-driven architecture, microservices)
Hands-on experience with API management platforms (e.g., Apigee, MuleSoft, Kong, Azure APIM)
Experience with API specifications (OpenAPI/Swagger), API gateways, and developer portals
Strong understanding of API security (OAuth2, JWT, mTLS)
Experience in CI/CD pipelines and DevOps practices
Proven ability to influence and guide multiple development teams
Preferred Qualifications
Experience in setting up or working within an API CoE
Knowledge of domain-driven design (DDD) and API-led connectivity
Exposure to cloud platforms (Azure, AWS, GCP)
Familiarity with event streaming (Kafka, messaging systems)
Strong communication and stakeholder management skills

Who You Are

Job description and skills required: Job Title: Senior SME – API Center of Excellence (CoE)
Role Overview
We are looking for a Senior Subject Matter Expert (SME) to drive API strategy, standards, and adoption across application development teams. This role sits within the API Center of Excellence (CoE) and is responsible for ensuring the design and implementation of high-quality, reusable, secure, and scalable APIs aligned with enterprise architecture principles.
Key Responsibilities
API Strategy & Governance
Define and enforce API design standards, guidelines, and best practices (REST, event-driven, GraphQL where applicable)
Establish governance models for API lifecycle management (design, build, publish, versioning, retirement)
Drive consistency in API design across domains and teams
Advisory & Enablement
Partner with application development teams to guide them in selecting the right API patterns (e.g., System, Process, Experience APIs)
Provide hands-on design reviews and architecture guidance
Act as a trusted advisor for API-led integration and modernization initiatives
API Design & Quality
Ensure APIs are designed for reusability, scalability, and performance
Promote API-first design using OpenAPI/Swagger specifications
Define and enforce standards for security (OAuth2, mTLS, etc.), versioning, and documentation
Adoption & Evangelization
Drive API adoption across the organization through workshops, training, and reusable templates
Build and maintain API design playbooks, reference architectures, and accelerators
Promote API product mindset and developer experience (DX)
Platform & Tooling
Work with API management platforms (e.g., Apigee, MuleSoft, Kong, Azure API Management)
Define CI/CD integration patterns for APIs
Enable API discovery via developer portals and catalogs
Collaboration
Work closely with Enterprise Architecture, Platform Engineering, Security, and DevOps teams
Align API initiatives with broader digital and integration strategy
Required Skills & Experience
10+ years in software engineering, integration, or API development
Strong expertise in API design principles (REST, event-driven architecture, microservices)
Hands-on experience with API management platforms (e.g., Apigee, MuleSoft, Kong, Azure APIM)
Experience with API specifications (OpenAPI/Swagger), API gateways, and developer portals
Strong understanding of API security (OAuth2, JWT, mTLS)
Experience in CI/CD pipelines and DevOps practices
Proven ability to influence and guide multiple development teams
Preferred Qualifications
Experience in setting up or working within an API CoE
Knowledge of domain-driven design (DDD) and API-led connectivity
Exposure to cloud platforms (Azure, AWS, GCP)
Familiarity with event streaming (Kafka, messaging systems)
Strong communication and stakeholder management skills

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.