T-Systems is a global leader in information technology and digital transformation services, operating as the enterprise IT subsidiary of Deutsche Telekom. The company provides a wide range of integrated solutions, including cloud services, cybersecurity, digital connectivity, and industry-specific software, particularly for the healthcare, public sector, and manufacturing industries. With a global workforce of approximately 27,000 employees, it serves multinational corporations and public institutions worldwide.

In Spain, T-Systems Iberia is one of the country's largest IT employers, maintaining a significant presence in major technology hubs like Barcelona, Madrid, and Granada. The company is known for its multicultural environment and its role as a strategic partner for both the Spanish public administration and the private sector. For international professionals, T-Systems offers a stable environment with opportunities to work on large-scale digital transformation projects, often utilizing English as a primary language for international accounts and cloud-native technologies.

T-Systems was founded in 2000 as the IT services arm of Deutsche Telekom following the acquisition of debis Systemhaus. It has evolved from a traditional infrastructure provider into a global leader in digital services and multi-cloud management.

For international professionals

Operates major delivery centers across Spain, including a significant innovation hub in Granada and large offices in Barcelona and Madrid.
Offers flexible work models and 'Work from Anywhere' policies for many technical and consultancy roles within the Spanish territory.
Provides extensive internal training and certification paths for high-demand technologies including SAP, AWS, Azure, and Google Cloud.
Frequently recruits for international projects where English is the primary working language, facilitating the integration of non-Spanish speakers.
Strongly involved in the digitalization of the Spanish healthcare system and public administration, offering high-impact career opportunities.

AI Interoperability Architect (LLM) (m/f/d)

T-Systems Iberia

This job was originally posted in Spanish and automatically translated to English. You'll most likely need Spanish to apply.

Job Description

Company Description

At T‑Systems -part of the Deutsche Telekom group- we create technology with purpose to generate a positive impact on society. We are looking for curious talent, eager to learn, take on challenges, and contribute ideas that transform our customers' experience.

We trust people: we offer autonomy, continuous support, and a collaborative environment to grow without limits. We are one single global team, guided by respect, integrity, and a passion for doing better every day.

Job Description

We are driving digital transformation in key sectors by combining interoperability, artificial intelligence, and regulatory compliance. We are looking for a professional with experience designing the architecture of solutions that connect complex systems.

Location: we will give special consideration to candidates from Seville, Granada, Valencia, Bilbao, Oviedo, A Coruña, or Zaragoza.

Responsibilities>

Coordinate the integration of internal systems with external services (public administrations, providers, digital identity infrastructures...)
Collaborate with multidisciplinary teams to ensure regulatory and technical compliance.

Requirements
Essential Requirements
Solid experience in software development and the design of complex integrations
Experience with asynchronous messaging (REST, SOAP, events, queues...)
Ability to document architectures and interoperability flows
Practical knowledge of LLMs, fine-tuning, embeddings, RAG, and agent orchestration
Experience in Python and related frameworks
Knowledge of JS and C# for integrations with specific frameworks
Fluent English
Desirable Requirements
Define security requirements in interoperability environments
Document interoperability policies (security, design, versioning, nomenclature...)
Familiarity with European regulations such as eIDAS 2.0

Additional Information
What do we offer?>
Environment and flexibility
International, dynamic, and collaborative environment
Hybrid work model with a predominance of remote work
Flexible schedule
T-Social: sports, community, and health initiatives...
Well-being and free time
More than 26 working days of vacation per year
Free access to specialists (health, well-being, and legal advice)
100% of salary in case of medical leave
Compensation and benefits
Flexible compensation plan (health insurance, restaurant vouchers, childcare, transport)
Telemedicine service
Life and accident insurance
Social fund
Professional development
Continuous training: access to Coursera
Weekly language classes (English and German)
Global Mentoring sessions and Experience Days
T-Systems Iberia will only process CVs of candidates who meet the requirements specified for each offer.

Videos To Watch

View original advert (Spanish)

Descripción de la empresa

En T‑Systems -parte del grupo Deutsche Telekom- creamos tecnología con propósito para generar un impacto positivo en la sociedad. Buscamos talento curioso, con ganas de aprender, asumir retos y aportar ideas que transformen la experiencia de nuestros clientes.

Confiamos en las personas: ofrecemos autonomía, apoyo continuo y un entorno colaborativo donde crecer sin límites. Somos un solo equipo global, guiados por el respeto, la integridad y la pasión por hacerlo mejor cada día.

Descripción del empleo
Estamos impulsamos la transformación digital en sectores clave combinando interoperabilidad, inteligencia artificial y cumplimiento normativo. Buscamos un profesional con experiencia diseñando la arquitectura de soluciones que conectan sistemas complejos.
Ubicación: tendremos especialmente en cuenta candidaturas de Sevilla, Granada, Valencia, Bilbao, Oviedo, A Coruña o Zaragoza.
Funciones
Coordinar la integración de sistemas internos con servicios externos (administraciones públicas, proveedores, infraestructuras de identidad digital...)
Colaborar con equipos multidisciplinares para garantizar cumplimiento normativo y técnico.

Requisitos
Requisitos imprescindibles
Sólida experiencia en desarrollo de software y diseño de integraciones complejas
Experiencia con mensajería asíncrona (REST, SOAP, eventos, colas...)
Capacidad para documentar arquitecturas y flujos de interoperabilidad
Conocimiento práctico de LLMs, fine-tuning, embeddings, RAG y orquestación de agentes
Experiencia en Python y frameworks relacionados
Conocimientos de JS y C# para integraciones con frameworks específicos
Inglés fluido
Requisitos valorables
Definir requisitos de seguridad en entornos de interoperabilidad
Documentar políticas de interoperabilidad (seguridad, diseño, versionado, nomenclatura...)
Familiaridad con regulaciones europeas como eIDAS 2.0

Información adicional
¿Qué ofrecemos?
Entorno y flexibilidad
Ambiente internacional, dinámico y colaborativo
Modelo de trabajo híbrido con predominancia del teletrabajo
Horario flexible
T-Social: iniciativas deportivas, comunitarias, de salud...
Bienestar y tiempo libre
Más de 26 días laborables de vacaciones al año
Acceso gratuito a especialistas (salud, bienestar y asesoramiento legal)
100% del salario en caso de baja médica
Compensación y beneficios
Plan de compensación flexible (seguro médico, tickets restaurante, guardería, transporte)
Servicio de Telemedicina
Seguro de vida y accidentes
Fondo social
Desarrollo profesional
Formación continua: acceso a Coursera
Clases semanales de idiomas (inglés y alemán)
Sesiones de Mentoría a nivel global y Experience Days
T-Systems Iberia solo procesará los CV de las candidaturas que cumplan los requisitos especificados para cada oferta.

Videos To Watch