Hybrid Integration Architect - API-first & Cloud

Nationale-Nederlanden Poland; Madrid; Hybrid; EUR 70,000 - 110,000; Full time

Benefits offered by this job

Hybrid work model

Home workspace stipend

Life insurance & pension plan

Wellness program

Job summary

NN Digital Hub in Madrid is seeking an Integration Solution Architect to convert business needs into actionable integration requirements and end-to-end designs across consumers, providers and platforms. You will define patterns, API contracts and onboarding designs for multiple countries, align stakeholders, and ensure secure, observable, and operable solutions, working in a multinational API community.

Proficiency in REST, OpenAPI, OAuth 2.0 and OpenID Connect is expected, with strong

Qualifications

• Leading requirements discovery and converting business needs into architecture decisions and delivery-ready artefacts.
• Designing end-to-end integrations across multiple systems, teams, domains or countries.
• Analysing API and event consumers and providers, including ownership, contracts and non-functional requirements.
• Finding and evaluating reusable capabilities and APIs with a reuse-first approach and clear gap analysis.

Responsibilities

• Translate business needs into integration requirements by working with business owners, product owners and delivery teams.
• Identify reusable capabilities and APIs across the enterprise landscape and document gaps.
• Analyse consumers and providers, mapping ownership, contracts and data responsibilities.
• Define end-to-end integration designs covering orchestration, APIs, events, data flows and security.
• Select appropriate integration patterns based on business criticality and constraints.
• Document architecture patterns and sequence diagrams with version-controlled artefacts.
• Specify API and event contracts including interfaces, schemas, authentication and error models.
• Drive alignment between consumers, providers and platform teams to resolve dependencies.
• Support country onboarding by defining onboarding designs and guiding teams through readiness decisions.
• Facilitate refinement and delivery by breaking designs into actionable backlog items.
• Ensure secure and operable solutions through API gateways, identity standards and monitoring.
• Follow through to production with testing, cutover and continuous improvement.

Skills

Integration architecture

API design

Security standards

Cloud services

OpenID Connect

OAuth 2.0

Tools

PlantUML

Mermaid

Visio

Azure DevOps

Jira/Confluence

SwaggerHub

Postman

Job description

NN Digital Hub in Madrid is seeking an Integration Solution Architect to convert business needs into actionable integration requirements and end-to-end designs across consumers, providers and platforms. You will define patterns, API contracts and onboarding designs for multiple countries, align stakeholders, and ensure secure, observable, and operable solutions, working in a multinational API community.

Proficiency in REST, OpenAPI, OAuth 2.0 and OpenID Connect is expected, with strong