193,675+ Software Testing Validation Engineer Python Java Jobs in Spain — Top Companies Hiring June 2026

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Senior Data & AI Platform Lead

A leading consulting firm in Málaga is seeking a Senior Data Lead Engineer to drive the design and operation of cloud-based data platforms. You will lead a team to create scalable and secure data solutions that deliver significant business value. Ideal candidates have over 5 years of experience in Data Engineeri ...

Data Engineer: AI Ready ETL & Big Data Pipelines

A leading energy management company located in Barcelona seeks a Data Engineer to modernize data-lake operations. The role involves designing ETL processes, managing complex datasets, and collaborating with cloud engineering teams. Suitable candidates should have a degree in a relevant field and at least 2 years ...

Senior Real Time Analytics Engineer

Aircall is looking for an engaged Senior Data Engineer to join their growing Engineering Team in Madrid. This role involves managing analytics and event platform stack for over 22,000 customers, delivering near real-time solutions, and mentoring team members. The ideal candidate will have extensive exp ...

Remote Data Engineer: Build Self Serve Data Platform

TheFork, a Tripadvisor company, is looking for a Data Engineer to join our Core Data team. You will design and implement high-quality data pipelines, collaborating closely with cross-functional teams to enhance our Data Platform capabilities. A minimum of 3 years of experience in data engineering is required, ...

Founding AI Solutions Engineer France

HappyRobot in Madrid is looking for a Forward Deployed Engineer to join its innovative team. In this role, you will combine technical expertise with excellent communication skills, working directly with customers to maximize the value of AI solutions. The position involves customer support, onboarding, ...

Senior Data Engineer: Azure Databricks for Tax Automation

Concentrix is seeking a highly skilled Senior Data Engineer in La Coruña, Spain, to implement an Azure Databricks solution for automating tax reporting. This full-time permanent position involves managing data ingestion at scale and collaborating with cross-functional teams. The ideal candidate will ha ...

Generative AI Backend Engineer | GraphQL & FastAPI

Astek is hiring a Backend Engineer to support a fintech partner in Spain. The role focuses on creating robust backend systems that power AI applications. The ideal candidate will have a degree in Computer Science and 1–2 years of experience in backend development. Proficiency in Python, FastAPI, and Gr ...

Data Engineer ETL | PySpark, AWS, Flexible/Remote

Mática Partners en Santiago de Compostela busca un/a Data Engineer con 1‑3 años de experiencia para trabajar en proyectos de alto impacto en el sector retail. Ofrecemos un contrato indefinido y un salario entre 26.000 y 32.000 euros al año, según experiencia. El puesto incluye formación especializada, ...

Senior Data Engineer Databricks & AI/ML Platform

Zurich Insurance in Barcelona is looking for a Senior Data Engineer to lead the development of our Databricks-based data warehouse and advanced analytics platform. The role supports institutional clients with cutting-edge data solutions. The ideal candidate will have a relevant degree and at least 4 ye ...

Senior Data & Analytics Engineer – Microsoft Fabric & Azure

EY busca incorporar a un Senior Data & Analytics Engineer – Ecosistema Microsoft en Madrid. Se requiere más de 3 años de experiencia en proyectos de datos en cloud, en especial en Azure y Fabric, donde diseñarás arquitecturas de datos y construirás pipelines ETL/ELT. El candidato ideal debe tener conoc ...

Fusion Research Engineer Modeling & Tool Dev

The Barcelona Supercomputing Center is seeking a Junior Research Engineer for the Fusion Group, focusing on computer-based modeling and simulation tools development. This position requires a master’s in fusion engineering and programming experience in Fortran and Python. Applicants should have basic kn ...

Senior Agentic AI Engineer for Autonomous LLMs

Factech Servicios Informáticos en Barcelona busca un/a Agentic AI Engineer para transformar la interacción con servicios financieros mediante IA. El candidato/a liderará el desarrollo de una plataforma innovadora, diseñando y evolucionando agentes autónomos que automaticen procesos críticos y mejoren la exper ...

Senior LLM Engineer — Build & Optimize Transformer Models

European Tech Recruit is seeking a Senior LLM Engineer or Researcher to join a rapidly scaling deep-tech company in Barcelona. In this role, you will design, train, and optimize large-scale transformer models, contributing to model development, optimization, and deployment. The ideal candidate has a Ph ...

Data Engineer Industrial Platform (Hybrid: 1 Day Remote)

Verdalia Bioenergy is looking for a Data Engineer in Madrid to build and scale data infrastructure that supports decision-making across various teams. This role entails hands-on responsibility for data quality and governance as a key contributor to the data architecture. Applicants should have 6+ years ...

Senior AI & Automation Engineer Finance & ERP Innovator

Entravision Digital - Global Advertising powered by Technology is looking for a Senior AI & Automation Engineer to join their Finance team. This role focuses on designing intelligent automation systems to enhance FP&A, compliance, and operational reporting. The ideal candidate will have over 5 years of ...

Senior Privacy by Design Engineer Security & Compliance

Scopely seeks a Senior Security Compliance Engineer for our Information Security team in Barcelona. This role involves embedding privacy into workflows, building tools for compliance operations, and conducting privacy assessments. Ideal candidates will have over 5 years of experience in information security, str ...

Senior Linux Platform Engineer – Hybrid, Scale & Incident Response

arsys ES in Spain is looking for a Senior Linux Platform Engineer to manage and evolve one of the largest hosting platforms in Europe. You will be responsible for the stability and performance of the Stretch platform, engaging directly with critical production systems. The ideal candidate has over 3 years of Lin ...

Senior Data Platform Engineer (Remote First)

Keyrock in Barcelona is looking for a skilled Data Engineer to join their Central Data Team. The successful candidate will build production data systems, design data governance frameworks, and create self-serve tooling. Ideal applicants will have 8+ years of experience in data systems, strong proficiency in Pyth ...

Senior Test Automation Architect

Ormco is seeking a Senior Test Automation Engineer based in Madrid, Spain. This role requires 5-8 years of QA experience, strong proficiency in Python, and expertise in test automation frameworks. You will lead the quality assurance processes, mentor junior engineers, design automated tests, and collaborate clos ...

Founding ML Engineer: Build a Living Semantic Layer

JetBrains is looking for a top-class ML Engineer based in Spain to own our AI and ML engineering stack. You will design and build the ML/LLM solutions, create datasets, and collaborate with the engineering team on system design. Ideal candidates should have at least five years of experience in ML/AI, excellent P ...

Senior Physics‑Driven ML Engineer: AI for Design & Optimization

A global electronic design firm in Barcelona is seeking a Senior Applied ML Engineer to design advanced ML architectures that integrate physics insights and AI techniques. This role emphasizes collaboration with RF experts and demands a deep understanding of scientific computing and machine learning. Ideal candi ...

Senior ML Engineer & AI Researcher Hybrid Madrid

A leading consultancy firm in Madrid seeks an experienced ML Engineer to drive AI research and enhance model performance. Candidates should possess a PhD or 5+ years of experience in machine learning, strong Python skills, and hands-on experience with Docker. The role offers a competitive salary of up to €75k, a ...

Principal AI Engineer Healthcare AI & Production ML

Evinova in Barcelona is seeking a highly skilled Principal AI Engineer to design and implement advanced ML models aimed at revolutionizing clinical development. This role involves managing the end-to-end AI lifecycle while collaborating with cross-functional teams. The ideal candidate will have a degre ...

Orbit Graduate: AI Value Engineer (Benelux)

Process Analytics Factory - PAFnow by Celonis seeks an Associate Applied AI Engineer in Madrid. This entry-level role is part of a 12-month Orbit Graduate Program, offering a unique career start in the SaaS industry with hands-on learning and mentorship. The successful candidate will engage with client ...

Senior Backend Architect for AI Infra & Multi Tenant

Die Deutsche Telekom in Granada sucht einen erfahrenen Senior Backend Engineer, der für die Architektur und Wartung der Backend-Plattform-Infrastruktur verantwortlich ist. Die Rolle umfasst die Entwicklung skalierbarer Microservices und die Implementierung robuster CI/CD-Pipelines, um eine hohe Performance un ...

Senior Backend Engineer — AI Powered Pricing & Autopilot

Lighthouse in Barcelona is seeking a Senior Backend Engineer to develop and maintain their core pricing manager system. You will collaborate closely with product managers and engineers, building distributed services and APIs. Strong experience in Go or Python/Django is required, with a focus on delivering imp ...

Tech Lead — AI First Data Platform & Analytics

Nexthink SA is hiring a Senior Data Engineer (Tech Lead) to oversee the development of data platforms while leveraging AI for advanced solutions. Located in Madrid, this role involves collaborating with product managers, establishing technical architecture, and leading a data engineering team. Ideal ca ...

Data & AI Platform Engineer Intern — Hybrid Madrid

Tamarind Intelligence is seeking a Data & AI Platform Engineer Intern to contribute to the development and deployment of data pipelines and AI solutions. This hybrid role involves working in our Madrid offices, focusing on building scalable data and AI applications. The ideal candidate will possess a B ...

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 ...

Senior Analytics Engineer: Data Infrastructure & Insights Lead

Wallapop is seeking a Senior Analytics Engineer in Cataluña, Spain, to lead the design and development of data infrastructure. This role involves working closely with cross-functional teams to enhance data accessibility and impact across the organization. The ideal candidate should have proficiency in ...

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, ubicado en Vigo, busca un Data Engineer con 3-4 años de experiencia. La posición es híbrida, con 1 día en la oficina y 4 días de teletrabajo cada semana. Se valoran habilidades en Python, PySpark y SQL avanzado, así como experiencia en Google Cloud Platform. Ofrecemos flexibilidad ...

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 ...

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