System Architect (Application Architecture) - Spain

System Architect (Application Architecture)

Location: Spain (Remote or hybrid)

Job Type: Full-time permanent contract

About the Role:

• We are seeking a highly skilled System Architect (Application Architecture) to lead the design and implementation of large-scale IT systems supporting our global digital collaboration initiatives for an International Health Organisation.

• This role bridges business objectives with technical strategies, ensuring systems are secure, scalable, and interoperable to meet evolving organizational needs. Working closely with stakeholders, business analysts, and development teams, the System Architect will translate business requirements into robust, maintainable, and future-ready technical solutions.

  Key Responsibilities:

  • Lead the design and documentation of the overall system architecture, ensuring clarity, scalability, and technical excellence.

  • Develop and maintain an enterprise architecture framework and roadmap aligned with strategic goals.

  • Design, evaluate, and integrate new technologies, ensuring seamless interoperability across platforms.

  • Define and enforce architecture standards, design patterns, and best practices.

  • Conduct gap analyses and propose modernization strategies to optimize system performance and reduce technical debt.

  • Oversee infrastructure design and ensure compliance with cybersecurity and data protection policies.

  • Manage cloud environments (preferably Azure), including Infrastructure as Code (IaC) pipelines, cost optimization, and automation.

  • Configure and maintain hosting environments for digital collaboration tools and

  • AI-driven applications.

Requirements

Required Skills & Experience:

• 7+ years of professional experience in software architecture and enterprise application development.

• Strong expertise in cloud platforms (Azure, AWS, or GCP) and Infrastructure as Code (IaC) tools.

• Proficiency in C#/.NET Core, ASP.NET MVC, and REST/GraphQL API design. Hands-on experience with microservices, containerization (Docker, Kubernetes), and DevOps/CI-CD pipelines.

• Solid understanding of database design, both relational (SQL) and non-relational (NoSQL).

• Demonstrated ability to design scalable, secure, and modular system architectures.

• Knowledge of software security standards (OWASP, ISO 27001) and data privacy practices.

• Strong analytical, documentation, and communication skills in multicultural, distributed teams.

Nice-to-Have:

• Experience integrating AI-driven applications or analytics tools into enterprise environments

• Familiarity with enterprise architecture frameworks (TOGAF, NIST EA).

• Knowledge of open-source ecosystems and interoperability principles.

• Background in public sector, research, or international collaboration projects.

What We Offer:

• Competitive salary package based on experience.

• Long-term commitment.

• Full-time position.

• Hybrid working model.