193,683+ Software Testing Validation Engineer Python Java Jobs in Spain — Top Companies Hiring June 2026

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Senior ML Platform & Ops Engineer Hybrid Barcelona

A leading Ed-Tech firm in Barcelona seeks a Senior Machine Learning Platform/Ops Engineer to join their team and enhance their AI-powered learning platform. This role involves maintaining ML pipelines, implementing observability for ML systems, and collaborating closely with data engineers. Ideal candidates will ...

Senior ML Engineer Production & MLOps Expert

A leading European online fashion destination is seeking an experienced Machine Learning Engineer in Málaga, Spain. In this role, you will enhance and scale existing machine learning solutions using technologies like PyTorch and Kafka. The ideal candidate should have several years of professional experience with ...

Hybrid 3D Vision Engineer — Deep Learning & NeRF Pipelines

Crisalix, a leader in 3D imaging technology, is seeking a Computer Vision Engineer to enhance our deep learning and 3D data processing capabilities. In this role, you will research and integrate advanced algorithms, develop deep learning components, and evaluate the quality of reconstructions. A solid backgro ...

Data Engineer AWS — Remote Cloud Data Platforms

Keepler Data Tech busca un Data Engineer AWS en Sevilla para construir plataformas de datos en entornos cloud con AWS. Se requieren 2-3 años de experiencia en ingeniería de datos, conocimientos en PYTHON y manejo de herramientas como Spark y SQL. Ofrecemos un ambiente de trabajo colaborativo con benefi ...

Data Engineer: Scalable Pipelines & GenAI Platform

Guesty is seeking a talented Data Engineer to join our dynamic team in Barcelona. The ideal candidate will lead the design, development, and maintenance of scalable data systems while collaborating with cross-functional teams to embed business logic into data pipelines. With a focus on cloud infrastruc ...

AI Research Engineer (PhD) Hybrid Remote, Flexible Perks

NeuralTrust, a Barcelona-based startup, is seeking an AI Research Engineer with a PhD to lead their product vision and work closely with enterprise clients. This role involves designing AI components, applying state-of-the-art research, and collaborating with product teams. Candidates should have stron ...

Senior ML Engineer End to End Deep Learning Innovator

A data analysis and machine learning company located in Barcelona seeks a skilled Machine Learning Engineer. This role focuses on utilizing deep learning to enhance data analysis accuracy and efficiency. Key responsibilities include managing end-to-end projects, mentoring junior members, and preparing datasets f ...

Mobile AI/ML Engineer in Lisbon Relocation Support

A technology company in Madrid is seeking an experienced AI/ML Engineer to design and optimize machine learning models for mobile applications. You will work closely with product managers and engineers, integrating AI-driven features that enhance user experiences. The ideal candidate has over 4 years of AI/ML ex ...

GCP Data Engineer: BigQuery & Pipelines (Hybrid, Madrid)

ToBeIT busca un/a Data Engineer – GCP para trabajar en proyectos innovadores en el ecosistema cloud y data. La persona ideal tendrá experiencia en Google Cloud Platform, específicamente en BigQuery, Dataflow, Pub/Sub y Cloud Storage. Se requiere habilidad en desarrollo de pipelines de datos con Python y SQL, así ...

Remote Azure Data Platform Engineer Cloud & Data Innovator

VISEO - Spain busca un Azure Data Platform Engineer con 3 a 4 años de experiencia en Madrid. Este puesto ofrece la oportunidad de trabajar en proyectos innovadores de soluciones Cloud utilizando tecnologías de Microsoft, tales como Azure y Databricks. Buscamos a alguien con conocimientos en programación en Pytho ...

GCP Data Engineer: BigQuery & Pipelines (Hybrid, Madrid)

ToBeIT busca un/a Data Engineer – GCP para trabajar en proyectos innovadores en el ecosistema cloud y data. La persona ideal tendrá experiencia en Google Cloud Platform, específicamente en BigQuery, Dataflow, Pub/Sub y Cloud Storage. Se requiere habilidad en desarrollo de pipelines de datos con Python y SQL, así ...

Databricks Data Engineer Grow In Data & Ai Remote Valencia

SDG Group España busca un Data Engineer con más de 4 años de experiencia en entornos Big Data. Serás responsable de desarrollar pipelines de datos utilizando tecnologías como Python y PySpark, y colaborarás en el diseño de arquitecturas de datos. Ofrecemos un contexto colaborativo y oportunidades de cr ...

BI Data Engineer — SQL, OLAP & Data Migration

Lognext busca un BI Data Engineer para unirse a su equipo en Valencia. El candidato ideal tiene sólida experiencia en entornos BI y en la transformación de datos, además de un buen nivel de SQL y conocimiento en bases de datos relacionales. Las habilidades valoradas incluyen experiencia con modelos mul ...

Founding AI Engineer for FinTech Trading (LLMs) Madrid

FinTech start-up in Madrid is seeking an AI Engineer to implement AI and large language model functionality in trading systems. The role involves designing, developing, and deploying innovative solutions while collaborating with cross-functional teams. The ideal candidate will have a strong proficiency ...

Data Engineer y Data Scientist — IA, Trabajo Híbrido

GfK - An NIQ busca un Data Engineer en Tarragona para diseñar y mantener pipelines de datos eficientes. Buscamos a alguien con experiencia en ETL y habilidad en Python y SQL, que se sienta cómodo gestionando grandes volúmenes de datos de diversas fuentes. Valoramos un ingeniero con al menos 2 años de e ...

Azure Databricks Data Engineer — Cloud & Big Data

Bluetab, una compañía tech en Las Palmas de Gran Canaria, busca un Data Engineer apasionado por la nube de Azure y Databricks. Se requiere experiencia de 4-5 años en ingeniería de datos y dominio de lenguajes como Scala y Python. El candidato ideal disfrutará afrontar retos complejos y optimizar pipeli ...

Hybrid CyberArk PAM Engineer | IAM & Secrets

All European Careers is seeking a hybrid PAM Engineer (Privileged Access Management) in Valencia, Spain. The role requires expertise in CyberArk and IAM, with responsibilities including installation and maintenance of CyberArk components, managing privileged accounts, and troubleshooting issues. The id ...

Senior AI Backend Engineer — Production Ready GenAI APIs

BME | Bolsas y Mercados Españoles is seeking a Senior AI Backend Engineer to join the AI Engineering team. This role focuses on backend ownership, APIs, and integrations for AI productization in GenAI and Data Mining areas. The ideal candidate will have deep proficiency in Python, with experience in de ...

Hybrid Data Engineer in Madrid — Flexible Hours, PySpark

Capitole Consulting busca un Data Engineer con experiencia para unirse a su equipo. Este puesto se ofrece en formato híbrido desde Madrid, permitiendo trabajar cuatro días desde casa y un día en la oficina. Se valoran al menos 3-4 años de experiencia, así como habilidades en Python, PySpark y SQL avanzado. </ ...

Senior Data Engineer Data Modeling & Analytics (Hybrid)

DATWIN, ubicado en Cataluña, busca un/a Senior Data Engineer para diseñar y construir modelos de datos escalables que soporten aplicaciones analíticas y dashboards. El rol implica trabajar con tecnologías modernas como Snowflake y Python para optimizar procesos de datos. Buscamos una persona con más de ...

Hybrid Data Engineer in Madrid — Flexible Hours, PySpark

Capitole está buscando un Data Engineer para un puesto híbrido en Madrid. Se ofrece flexibilidad horaria y jornada intensiva los viernes. El candidato ideal tendrá entre 3 y 4 años de experiencia y deberá conocer Python, PySpark y SQL avanzado. Entre las responsabilidades se incluye el diseño y desarro ...

Computer Vision & AI Engineer for Real Time Security

Vicomtech is looking for a Computer Vision and Artificial Intelligence Engineer in Bilbao to design and develop advanced algorithms focused on security video analytics. The role entails collaboration with cross-functional teams and participation in cutting-edge research, providing a dynamic work environment. ...

Hybrid Data Engineer in Madrid — Flexible Hours, PySpark

Capitole en Zaragoza está buscando un Data Engineer para unirse a su equipo. Se requiere experiencia de 3-4 años en diseño y desarrollo de pipelines de datos, así como en optimización de procesos en entornos cloud. La posición es híbrida, ofreciendo un día en oficina y cuatro de teletrabajo a la semana, con f ...

Hybrid Barcelona: Senior Data Scientist, GenAI, NLP & Risk

Innoit Consulting is seeking a Senior Data Scientist / Machine Learning Engineer for a hybrid role in Barcelona. You will work on advanced ML and AI solutions, collaborating with various teams to enhance data-driven decisions. This position requires over 7 years of relevant experience, especially in financial ...

Kubernetes & Cloud Platform Engineer

Lawrence Harvey busca un/a DevOps Engineer con experiencia en automatización, contenedores y cloud para unirse a un proyecto estratégico en Huelva. Se requiere administración de plataformas en Kubernetes, scripting en Bash y Python, y conocimientos en herramientas como Docker y Terraform. Los candidato ...

Senior Data Engineer Data Pipelines, Cloud & Big Data

Paul Marlex busca un/a Senior Data Engineer para su equipo en Barcelona o Lleida. Serás responsable de diseñar y mantener arquitecturas de datos, así como de construir y optimizar pipelines de datos para garantizar la integración y disponibilidad de la información. Con una sólida experiencia en program ...

Principal Engineer, Content Delivery & AI Tooling

King, located in Barcelona, is seeking a Principal Engineer for the Content Distribution team of Candy Crush Soda Saga. You will lead the technical depth in delivering fresh content and improving level progression through creative, scalable solutions. With strong C++ and Python skills, your role will i ...

Platform Engineer: Agent Harness & Orchestration

Kyndryl is seeking a Platform Engineer in Madrid, Spain, to develop an internal agent harness that transforms foundation models into AI agents. Your role will involve designing the runtime, orchestration, and guardrails for scalable and reliable productivity. You should have over 5 years of experience ...

Data Engineer y Data Scientist — IA, Trabajo Híbrido

GfK - An NIQ busca un Data Engineer en Tarragona para diseñar y mantener pipelines de datos eficientes. Buscamos a alguien con experiencia en ETL y habilidad en Python y SQL, que se sienta cómodo gestionando grandes volúmenes de datos de diversas fuentes. Valoramos un ingeniero con al menos 2 años de e ...

AI Backend Engineer: Production LLMs & Multi‑Step Agent Flows

Fds, A Dxc Technology está buscando un AI Engineer en Galicia, La Coruña. La persona será responsable de diseñar e implementar servicios backend escalables usando Python, y de integrar LLMs en entornos de producción, optimizando sus flujos y coste. El puesto ofrece la oportunidad de trabajar en una com ...

Remote Snowflake Data Engineer Cloud Pipelines & Analytics

Logicalis Spain está buscando un Data Engineer Snowflake con mentalidad abierta y curiosidad. El rol implica trabajar con Snowflake y diseñar pipelines en entornos Cloud como Azure, AWS o GCP. Se requiere mínimo 2-3 años de experiencia, dominio de SQL, y habilidades en Python y Spark. Se valoran entorn ...

Ingeniero/a LLM/IA — Agentes Inteligentes a Escala

Diverger en Madrid busca un LLM/IA Engineer para diseñar agentes inteligentes escalables integrando LLMs en soluciones reales. El candidato ideal debe tener experiencia en arquitectura modular y buena utilización de Python y arquitecturas asíncronas. Te encargarás de crear herramientas innovadoras que ...

Ingeniero/a Senior de IA — LLMs y Sistemas Multiagente

Oxigent Technologies busca un/a Senior AI Engineer en Barcelona para desarrollar la plataforma de Agentic LLMs y sistemas multi-agente con tecnología de vanguardia en un entorno innovador. La posición requiere experiencia sólida con LLMs y Python, así como un buen nivel de inglés. Se ofrece un salario ...

Data Engineer Snowflake — Remoto y Proyectos de Analítica

Logicalis Spain en Bilbao busca un Data Engineer experto en Snowflake que esté dispuesto a trabajar en un entorno 100% remoto. El candidato ideal tendrá al menos 2-3 años de experiencia y habilidades en SQL, Python y herramientas de ETL/ELT. La posición ofrece un entorno colaborativo y oportunidades de ...

Senior AI Engineer – Real Time LLM & Multi Agent Innovation

Oxigent Technologies busca un/a Senior AI Engineer en Barcelona para un proyecto innovador en IA dentro de un entorno de alta tecnología. Este rol implica diseñar y evolucionar plataformas LLM multi-agente, implementar soluciones de IA/ML, y garantizar la fiabilidad de los sistemas. Se ofrece un contra ...

Senior Data Engineer: Azure, Data Governance & Dashboards

Oxigent Technologies busca un/a Sr. Data Engineer para unirse a su equipo en Madrid. En este rol, serás fundamental en el diseño y garantía de arquitecturas de datos escalables y robustas, asegurando que cumplan con las necesidades del negocio. Se requiere más de 4 años de experiencia en Data Engineeri ...

Data Engineer Aws & Snowflake Cloud Pipelines Arbo

SEIDOR busca un/a Cloud Engineer con enfoque en Data Engineering para contribuir al desarrollo de plataformas de datos en la nube desde su sede en Arbo, Galicia. El candidato desempeñará un papel fundamental en la creación y mantenimiento de soluciones cloud utilizando servicios de AWS. Se valorará ...

AI First ML Engineer Azure & MLOps

NTT Data Europe & Latam en Barcelona busca un Machine Learning Engineer para unirse a su equipo. Este rol implica el diseño, entrenamiento y optimización de modelos de Machine Learning, con un enfoque en herramientas como Python y Azure Machine Learning. Se requiere un fuerte dominio de MLOps y colaboración c ...

Ingeniero de IA Generativa: LLMs y Agentes

Neoris busca un Ingeniero/a de IA Generativa para diseñar e implementar soluciones avanzadas utilizando LLMs y arquitecturas RAG en Madrid. Deberás tener experiencia en la creación de sistemas de agentes autónomos y en el tratamiento de grandes volúmenes de información. Los candidatos ideales tienen al ...

GenAI Engineer: AI Agents & Automation Specialist

CGC Solutions busca incorporar un/a GenAI Engineer / AI Agent Developer apasionado/a por la Inteligencia Artificial Generativa para innovadores proyectos en el sector financiero y bancario internacional. El puesto requiere un grado en Ingeniería Informática o áreas relacionadas, junto con experiencia d ...

Arquitecto de Contenido IA – End to End (Azure)

ALTEN en Málaga busca un AI Engineer para participar en un innovador proyecto del sector farmacéutico. Este profesional diseñará, desarrollará e implementará soluciones de inteligencia artificial para optimizar el ciclo de vida del contenido, trabajando con modelos de IA y Azure. Se requiere experienci ...

Hybrid Full Stack Data Engineer for AI & Life Sciences

MIGx is seeking a Full Stack Engineer to join their Data and AI Engineering team in Barcelona, Spain. This role involves creating secure systems that connect frontend user experiences with backend architectures, focusing on enhancing data and AI applications in the life sciences sector. The ideal candi ...

Azure Data & Intelligence Engineer For Ai Driven Analytics Monterroso

Seidor está buscando un Data & Intelligence Engineer en Monterroso, Galicia, para unirse a su equipo y contribuir al diseño y desarrollo de soluciones innovadoras en el ecosistema Microsoft Azure. El candidato idóneo tendrá experiencia en servicios de Azure, habilidades en SQL y Python, y pasión por ...

Senior Data Engineer – Build Scalable FinTech Data Pipelines

A leading technology firm in Madrid seeks a Senior Data Engineer to design scalable data pipelines in the financial sector. The role involves integrating APIs, managing data quality, and collaborating with teams. A Bachelor's or Master's in a related field and 5+ years of experience are required. Proficiency in ...

Kubernetes DevOps & Platform Engineer – CI/CD, Cloud

act digital EMEA - Alter Solutions busca un/a DevOps Engineer para unirse a un proyecto estratégico en Valladolid. Se requiere un perfil con al menos 3 años de experiencia en automatización y contenedores, capaz de administrar plataformas modernas basadas en Kubernetes. El candidato ideal tendrá habili ...

Analytics Engineer: Core Data Models & BI

King, located in Barcelona, is seeking an Analytics Engineer to support their data-driven decisions. This role involves engaging with stakeholders, designing data models, and creating BI products for self-service reporting. Ideal candidates will merge technical skills in SQL and Python with a strong understan ...

Barcelona Hybrid: Senior ML Engineer, GenAI & NLP

Innoit Consulting in Spain is looking for a Senior Data Scientist/Machine Learning Engineer to work in a hybrid role focusing on advanced ML and AI solutions. You will drive projects in risk analytics and develop various models for forecasting and operational efficiency. Candidates should have a minimu ...

Senior AI/MLOps Engineer Remote & Agentic AI

thyssenkrupp Elevator (TKE) is seeking a Senior AI / MLOps Engineer to lead AI integration and development efforts. You will design and maintain systems, ensuring our data and AI applications meet business needs, while collaborating with teams for successful project execution. The ideal candidate has o ...

Senior ML Engineer Recommendations Engine (Hybrid)

A leading advertising technology firm in Barcelona is seeking a Senior Machine Learning Engineer to develop and optimize a creative selection recommendation engine. The ideal candidate must have over 5 years of experience in Data Science or Machine Learning, a solid background in Mathematics or related fields, a ...

Senior ML Engineer: LLMs, Agentic AI & Pipelines

A leading technology firm in Barcelona is seeking a Machine Learning Engineer to innovate and productize LLM-based AI pipelines. The role demands strong programming skills in Python and C++, experience with ML/DL techniques, and the capacity to work in a collaborative environment with domain experts. Ideal candi ...

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    Software Testing Validation Engineer Python Java Jobs in Spain Job Search Guide, Trends and Insights