Integration Architect

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.

If you want to be part of the next generation of financial solutions — this is the place.

Imagine your future. Care for your career. Simplify your journey.

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.

What we're looking for

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,
• 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.

What we offer

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

Next step

Apply and if you know someone who might be looking for this opportunity, share it.