We are One Team. La siguiente información ofrece un resumen de las habilidades, cualidades y cualificaciones necesarias para este puesto. We make it happen. We are Unstoppable. BABEL es una consultora tecnológica multinacional especializada en aplicar sus servicios y conocimiento tecnológico en los procesos de aceleración digital de sus clientes, grandes empresas y organismos públicos.¿Cuál es nuestro plan estratégico?Miramos hacia el futuro Nuestro plan estratégico Hiperespacio 2029 promete ser un viaje emocionante, lleno de oportunidades para crecer y desarrollarse profesionalmente. Alcanzar 1000 millones de facturación, un reto que estamos seguros de que con la colaboración y el talento de nuestra gente, será otra historia de éxito que escribiremos juntos y juntas.¿Qué buscamos? As a GTB Senior Solution Architect – Security Focus, you will design and govern secure enterprise-grade architectures aligned with:
* Santander Group approved security frameworks
* Enterprise governance and regulatory requirements
* Multi-region/domain architectural consistency
* Cloud-native best practices (primarily AWS)You will act as a trusted security architecture advisor, working closely with:
* SCIB CTO Security
* BaaS Security
* CISO
* Regional architecture and security teams
* Cloud and platform engineering domains
* GTB devops team
* GTB Solution Architect teamKEY RESPONSIBILITIES
* Define and design end-to-end security architectures aligned with Santander Group security frameworks and standards.
* Ensure multi-region/domain alignment of security patterns and architectural consistency.
* Design authentication and authorization models based on:o OAuth2o OpenID Connect (OIDC)o SAML 2.0o Federated identityo JWT/token-based architectures
* Define IAM strategies for cloud-native environments, primarily AWS,



while ensuring compatibility with hybrid or multi-cloud scenarios.
* Collaborate with Security and Governance stakeholders to validate architectural decisions.
* Lead and execute Proofs of Concept (PoCs) to validate security models and emerging technologies.
* Contribute to cloud migration and modernization initiatives, defining secure target architectures and transition roadmaps.
* Embed security-by-design and DevSecOps principles across solution lifecycles.
* Participate in architecture reviews, threat modeling, and risk assessments.
* Establish reusable security patterns, blueprints, and best practices for cross-region adoption.
* Stay current with AWS security services and evolving industry standards. MANDATORY SKILLS
* 5+ years of experience in Solution Architecture with strong focus on Security Architecture and IAM.
* Proven experience designing security architectures in cloud-native environments (AWS preferred).
* Experience aligning architectures with enterprise-wide security frameworks.
* Hands-on experience implementing OAuth2, OIDC, SAML, federation, and enterprise IdP integrations.
* Experience contributing to cloud migration and modernization programs.
* Experience in regulated environments (financial services preferred).
* Intermediate level in English (Spanish is a plus).
Skills & Knowledge
* Deep understanding of authentication and authorization frameworks.




* Strong knowledge of enterprise Identity Providers and federation models.
* Advanced knowledge of AWS security services (IAM, KMS, WAF, Shield, Security Hub, API Gateway, EKS, etc.).
* Experience defining IAM strategies for multi-region/domain and hybrid cloud environments.
* Strong understanding of Zero Trust Architecture principles.
* Knowledge of encryption standards, PKI, certificate lifecycle management, TLS/mTLS.
* Ability to produce clear, structured architecture documentation and security blueprints. NICE TO HAVE
* Security certifications (CISSP, CISM, CCSP, SABSA or equivalent).
* AWS Certified Solutions Architect – Professional or AWS Security Specialty.
* Experience with hybrid or multi-cloud governance models.
* Experience with DevSecOps practices and infrastructure-as-code security controls (Terraform, Ansible, Github actions).
* Knowledge of container and Kubernetes security.
* Exposure to observability and security monitoring frameworks. Education
* Bachelor's degree (or higher).
* Postgraduate studies or specialization in Cybersecurity, Cloud Security, or Enterprise Architecture are valued. Soft Skills
* Strong communication and presentation abilities.
* Ability to influence across global and regional teams without direct authority.
* Strong stakeholder management skills.
* Strategic thinking with strong risk awareness.
* Leadership and mentoring capabilities.
* High adaptability in complex, regulated environments.¿Qué ofrecemos? Babel, the great way to achieve the success.¿Quieres formar parte de un equipo en expansión, comprometido e innovador que hace historia cada día? En Babel te acompañamos en tu camino hacia el éxito. Creemos en el talento de las personas y lo queremos potenciar ofreciéndote un gran contexto de trabajo basado en

📌 Senior Solution Architect Security Focus (Comunidad de Madrid)
🏢 BABEL
📍 Comunidad de Madrid