Integration Architect

This means you'll have the opportunity to build impactful solutions, grow with real development opportunities, and thrive in a culture that values well-being, inclusion, and clarity. We combine flexibility, autonomy, and global collaboration - so you can focus on what matters, connect with purpose, and shape what's next.

You'll find space to grow, real opportunities to lead, and a culture where everyone belongs and contributes.

Are you ready to be a Nxter?

What you'll do

• Define integration architectures for microservices and event-driven systems.
• Ensure proper use of Enterprise Integration Patterns (EIP) across services and components.
• Support squads in resiliency, observability, and performance topics.
• Contribute to integration blueprints, ADRs, and guardrails.
• Collaborate with the API/Contract Architect (governance, publication, and security of contracts).
• Participate in architectural reviews and documentation.
• Act as a bridge between business architecture, application teams, and integration squads.

Do you have experience in Shell Scripting?, We are looking for an Integration Architect with a holistic, end-to-end understanding of enterprise systems and integration flows. You will design and govern integration solutions and patterns for a strategic payments platform, spanning synchronous, asynchronous, and bulk integration scenarios, while ensuring adherence to Enterprise Integration Patterns (EIP) and best practices in cloud-native microservices architecture.

• 8+ years in integration architecture or technical design.
• Solid understanding of microservices, EIP, and both synchronous (HTTP) and asynchronous (messaging) flows.
• Messaging systems: IBM MQ, RabbitMQ, Kafka.
• REST APIs, Apigee or Apigee Hybrid.
• Databases: PostgreSQL, MongoDB, Elastic (or similar).
• Cloud and containers: Kubernetes (preferably EKS, any flavor valid).
• Authentication: OAuth2, SAML/SSO (Azure AD or equivalent).
• English: B2 level or higher.

Technology Stack - reference framework (applies to this role)

• Public Cloud: AWS preferred; Azure/GCP acceptable.
• Kubernetes: EKS preferred; OpenShift/AKS/other flavors acceptable.
• Microservices: Java 17+, Spring Boot; Apache Camel desirable.
• Frontend: React. (For frontend roles, Microfrontends with Module Federation.)
• Other languages (desirable): Python, Shell scripting, Node.js.
• APIs & Security: Apigee Hybrid, OAuth 2.0, SSO/SAML, REST APIs; GraphQL desirable.
• Asynchrony & Messaging: Events and message-driven architectures; RabbitMQ, Kafka/Confluent, IBM MQ; AsyncAPI desirable.
• Datastores: PostgreSQL (or any SQL), NoSQL (MongoDB, Elastic).
• Caching/State: Redis.
• Object Storage: S3 (or compatible).
• CI/CD & SCM: Concourse, GitHub (or equivalents).
• Collaboration: Confluence, Jira.
• AI tools (desirable): GitHub Copilot, ChatGPT.

What can earn you extra points

• Experience in contract testing
• Knowledge of Jsonata and Apache Camel.

Medical insurance Dental insurance Wellhub Life insurance Annual healthcare Transportation allowance Meal voucher/food voucher Annual bonus Access to self-development programmes Hybrid Collaborative environment: Successful candidate must be prepared to work 60% on site

PagoNxt Payments | Your talent drives our future PagoNxt Payments is Santander Group's global payments platform, focused on providing tailored financial infrastructure for companies, banks, and fintechs - both inside and outside the Santander ecosystem. With operations in over 10 countries, our mission is clear: to simplify payments and empower businesses through secure, flexible, data-driven technology. We operate on a cloud-native architecture designed to scale and adapt to the needs of global organizations. Our platform supports international transactions, FX, multi-currency accounts, regulatory compliance, and fraud prevention - all under a unified approach. PagoNxt Payments combines the agility of a fintech with the reliability of a global bank. With teams across Spain, Brazil, Mexico, Portugal, the UK, and Germany, we are building the future of payments at global scale.