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Firmware Engineer – Instrument Firmware in R&D (Remote/Flexible)

Grifols, S.A is seeking a Firmware Engineer to design, develop, and maintain firmware for analytical instruments in Parets del Vallès, Cataluña. The ideal candidate will have a Bachelor's degree in a relevant field, alongside 3-4 years of firmware development experience, primarily in C/C++. Responsibilities incl ...

Senior Analytics Engineer — Build Self Serve Data (Remote 40%)

A financial services company in Madrid is seeking an experienced Analytics Engineer to enhance data analytics capabilities. The role involves mastering datasets, supporting users in building dashboards, and optimizing performance on Azure, Databricks, and Power BI. Ideal candidates have a strong background in da ...

Remote Blockchain Core Engineer for UE5 (C++/Bitcoin Core)

A leading company in blockchain technology seeks a Blockchain Developer to integrate a custom lightweight blockchain into Unreal Engine 5 for a large-scale multiplayer project. Candidates must be proficient in modern C++, have experience with Bitcoin Core, and understand multithreading and networking concepts. T ...

Remote Data Engineer IBM Cloud Pak for Data (CP4D)

Una consultora tecnológica internacional busca un Data Engineer con más de 3 años de experiencia en soluciones de datos y CP4D en Madrid. Será responsable de diseñar y optimizar arquitecturas de datos, colaborando con equipos multidisciplinarios. Se valoran conocimientos en ETL/ELT, así como script en herramient ...

Senior AWS Data Engineer Remote, End to End Architect

Tecdata busca **4 Data Engineers Senior** con más de 5 años de experiencia en entornos Cloud (AWS). Este puesto implica diseñar y construir **arquitecturas de datos escalables** y desarrollar **soluciones de datos end-to-end**. Los candidatos ideales tienen experiencia en herramientas como **Spark, Python**, y * ...

Data Engineer — Remote Spain | AI Driven Pipelines on GCP

A leading travel technology company in Madrid seeks a Data Engineer to enhance data systems and support millions of holidaymakers. This role involves designing scalable data pipelines on Google Cloud Platform and collaborating closely with various teams. Applicants should have at least 6 years of experience, str ...

Software Engineer .NET — Remote & Career Growth in Microsoft Tech

Una empresa líder en tecnología busca incorporar un/a Software Engineer .Net para un proyecto con un cliente del sector deportivo. Se requiere experiencia en tecnologías como .NET Core, C#, API REST, y Microservicios. Ofrecemos un ambiente de trabajo dinámico, teletrabajo flexible y la posibilidad de desarrollo ...

Data Engineer (SAS to R) ETL, R, Agile | Remote

Inetum busca un Data Engineer - SAS/R con francés o inglés en Alicante, España. Este rol incluye la migración de código SAS a R y la optimización de procesos ETL. Se requiere más de 3 años de experiencia en R y SAS, así como habilidades en metodologías ágiles. Ofrecemos un contrato indefinido, formación continua ...

Remote Part Time DevOps Engineer — CI/CD & Cloud Automation

TraceAir Technologies Inc., a startup in Valencia, is seeking a part-time DevOps Engineer to streamline their CI/CD processes. The role is approximately 40 hours per month with flexible scheduling. Key responsibilities include unifying CI/CD pipelines for Python services and AWS Lambdas, and applying best practi ...

Pharma MES Engineer PAS X, IT/OT Ops, Remote

Amaris Consulting seeks a MES Application Support Engineer in Barcelona. In this role, you will provide technical support for Manufacturing Execution Systems (MES) in a pharma context. Ideal candidates have solid experience with MES, knowledge of databases like Oracle, and familiarity with GxP standards. The pos ...

IT Security Engineer — SIEM, AppSec & 24/7 SOC (Remote)

Deutsche Pfandbriefbank AG in Madrid is looking for an IT Security Engineer to manage the SIEM stack and enhance security operations. You will design detection use cases, lead complex investigations, and collaborate with application teams on security initiatives. The role requires expertise in Microsoft Sentinel ...

Software Engineer: AI Driven Systems at Scale (Madrid/Remote)

WeTransfer is seeking a talented developer for its new Madrid office. You will build impactful systems while integrating AI into workflows and collaborating with talented teams. The role offers competitive compensation, professional growth opportunities, and a flexible start date. Candidates should have a strong ...

Remote AI‑Driven Full‑Stack Engineer for Preventive Health

Alan is seeking a talented engineer to work on AI-driven healthcare solutions. The role involves full-stack development, integrating various health tech APIs, and shaping user-friendly products that engage members daily. Candidates should have a minimum of 3 years of engineering experience, comfort with mobile a ...

Full Stack AI Engineer for Preventive Health — Remote‑Friendly

Alan is seeking an exceptional full-stack engineer to join their innovative team in Barcelona. In this role, you will build the AI layer for health insights, develop a user-friendly React Native app, and integrate various systems for international expansion. Ideal candidates should have over 3 years of engineeri ...

Remote AI‑Driven Full‑Stack Engineer for Preventive Health

Alan is seeking a full-stack generalist engineer in Almería, Spain. You will work on innovative health solutions, involving AI and mobile development. The ideal candidate has 3+ years of engineering experience and is comfortable with various technologies including React Native and Python. This role offers autono ...

Senior Sales Engineer I — Europe (Remote, Pre‑Sales Lead)

AppLogic Networks is seeking a Senior Sales Engineer to act as the technical face for European customers. In this role, you will handle pre-sales activities, translating customer challenges into effective solutions. You should have a strong background in networking, AI, and cloud technologies, with at least 5 ye ...

System Engineer | Pharma (100% Remote from Spain or Portugal)

We are looking for a System Engineer to support the installation, maintenance, and optimization of application systems within a technical environment. In this role, you will be responsible for ensuring system availability, performance, and reliability, while contributing to continuous i ...

Senior Full Stack Engineer Remote Leader in Web & Apps

Morpheon (formerly All-In Factory) is seeking a Senior Full-Stack Developer in Barcelona to play a key role in building web and mobile applications. The ideal candidate has over 7 years of experience, knowledge of Docker, Git, CI/CD, and a solid understanding of databases. This role offers 80% remote work, diver ...

Cloud Data Engineer: AWS, CI/CD, NLP Hybrid/Remote

Altia is seeking an experienced Data Engineer to design and optimize cloud-based data platforms in Sevilla, Spain. The role involves developing data solutions using Infrastructure as Code, building ETL pipelines, and deploying machine learning models on AWS. You will ensure data security, apply NLP techniques, a ...

Remote Backend Engineer for AI Driven Real Time APIs

Pragmatike is seeking a Backend Engineer to join their early-stage team developing an API-first SaaS platform. The role involves building and scaling backend systems and APIs, improving system performance, and collaborating closely with a focused team. You should have over 4 years of backend experience, proficie ...

Senior AI Driven Full Stack Engineer Next.js (Remote UAE)

Propel is looking for a Senior Full Stack Product Engineer skilled in Next.js and TypeScript, with a strong understanding of AI integration. The role involves owning the delivery of features from conception to deployment, ideally suited for engineers with 5+ years of experience in development and a capability to ...

Senior AI Driven Full Stack Engineer Next.js (Remote UAE)

Propel is seeking a Senior Full Stack Product Engineer in Valencia, Spain, who has strong experience with Next.js and TypeScript. This role requires someone who can build production-grade applications end-to-end, emphasizing AI integration in both design and delivery. The ideal candidate will have 5+ years of ex ...

Senior Python Backend Engineer — Scale Europe (Remote 2d/w)

A leading home management platform in Barcelona is seeking a Senior Backend Engineer to enhance their operations. In this role, you will design robust backend systems that support business growth and ensure technical excellence. The ideal candidate has over 5 years of backend development experience, advanced ski ...

Senior Genesys Cloud Engineer – Architect & Integrations (Hybrid/Remote, Spain)

Spain – Hybrid (Madrid, Málaga, Barcelona, Logroño) / Remote (rest of Spain) Competitive salary (aligned with experience) Full-time English: B2+ International project About the Role We are looking for a Senior Genesys Cloud Engineer with strong hands-on e ...

Senior DevOps Engineer — Remote 4 Days/Week & CI/CD

Una empresa líder en ocio y restauración busca un profesional para el equipo de DevOps Engineering. El puesto incluye la implementación y mantenimiento de procesos CI/CD, despliegue de versiones, y automatización de tareas en un entorno innovador. Se requiere experiencia superior a 5 años y conocimientos en Dock ...

Remote Full Stack Engineer (Python/React) for Web UX

A leading technology company is looking for a Full-Stack Engineer to analyze, develop, and maintain software solutions. This role offers the flexibility to work remotely, generous time-off policies for personal days, and numerous professional development benefits. The ideal candidate possesses a Bachelor’s degre ...

Senior Full Stack Engineer Remote (EU) for SDK & Studio

A leading technology firm in Spain seeks a Full-Stack Engineer to shape key tools in contextual advertising. The role involves developing both client-side features and scalable backend APIs, demanding proficiency in modern front-end languages and software engineering principles. Candidates should have 5+ years o ...

Senior Python Engineer for AI Testing, Remote Project Based

A specialized AI opportunity platform is seeking a Senior Python Developer to create functional tests and manage Docker environments. Ideal candidates should have over five years of software engineering experience, with expertise in Python and deep functional testing skills. The role offers remote, flexible part ...

Senior Python Engineer for AI Testing, Remote Project Based

A leading AI project platform is seeking a Senior Python developer to create functional tests and manage Docker environments for AI systems. This role is fully remote with flexible hours of 20–30 per week, offering a competitive task-based compensation rate up to $30/hour based on performance. Ideal candidates w ...

Senior AI Full Stack Engineer — Scalable AI Systems Remote

A tech company in Spain is seeking a Senior/Lead AI Software Engineer to architect and scale AI-driven products. The role requires expertise in full-stack development, experience with Rust or Golang, and proficiency in AI/ML engineering. Candidates should be comfortable designing complex AI architectures and tra ...

Senior AI Full Stack Engineer — Scalable AI Systems Remote

A leading software company in Madrid is seeking a Senior/Lead AI Software Engineer to architect and scale AI-driven products. The ideal candidate will have over 5 years of full-stack development experience and 2+ years in AI/ML engineering, with expertise in Rust or Golang. Responsibilities include developing AI ...

Senior Backend Engineer (remote, UTC 3 to UTC+3)

(Fully remote, async-first, DevTool SaaS, 32-40h/week, time zones: UTC-3 to UTC+3) Location: This is a FULLY remote role, but you must be within UTC-3 to UTC+3 to work with your team, peers, and internal customers. You do not have to be in the specific country or city shown in this listing, but ple ...

Azure Data Engineer — Remote, Flexible Hours, 30 Days PTO

W Hunt España está buscando un profesional con al menos dos años de experiencia en el desarrollo y despliegue de aplicaciones de procesamiento de datos en la nube, especialmente con Azure. Se valoran conocimientos en CI/CD, DevOps, y experiencia en Python, Java y Scala. Ofrecemos un paquete retributivo hasta 40. ...

Product Engineer (Remote) Build End to End Hotel Tech

AltiplaConsulting busca un Product Engineer para mejorar el software que ofrecen. La persona ideal tendrá habilidades en empatía, capacidad analítica y conocimientos en tecnologías como Typescript, Node y Vue. Ofrecemos un contrato fijo, 22 días de vacaciones al año y un salario entre 30.000 y 40.000 euros. El t ...

Senior ML Engineer Remote, Flexible Hours, AI for HR

An innovative tech company is seeking a Senior Machine Learning Engineer to work on AI-powered products for human resources. You'll design and optimize ML algorithms for tasks like semantic search and job matching. The ideal candidate should have a PhD, Master's, or relevant industry experience in machine learni ...

Senior ML Engineer Remote, Flexible Hours, AI for HR

An innovative tech company is seeking a Senior Machine Learning Engineer to work on AI-powered products for human resources. You'll design and optimize ML algorithms for tasks like semantic search and job matching. The ideal candidate should have a PhD, Master's, or relevant industry experience in machine learni ...

Senior ML Engineer Remote, Flexible Hours, AI for HR

An innovative tech company is seeking a Senior Machine Learning Engineer to work on AI-powered products for human resources. You'll design and optimize ML algorithms for tasks like semantic search and job matching. The ideal candidate should have a PhD, Master's, or relevant industry experience in machine learni ...

Senior Full Stack Engineer | Node/TS, GCP, Hybrid/Remote

LJselection busca un Senior Full Stack Engineer en Tenerife para desarrollar APIs y microservicios en Node.js y TypeScript. Con más de 5 años de experiencia, el candidato ideal dominará GCP y bases de datos como MongoDB y MySQL. Se ofrece un contrato indefinido, jornada completa, y modalidad híbrida. Las condici ...

AI Research Engineer Model Serving Inference 100% Remote Spain

Join Tether and Shape the Future of Digital Finance At Tether, we’re not just building products, we’re pioneering a global financial revolution. Our cutting‑edge solutions empower businesses—from exchanges and wallets to payment processors and ATMs—to seamlessly integrate reserve‑backed tokens ac ...

CNS Service Development Engineer — Remote 3 days/wk + Benefits

A dynamic European service provider is seeking a CNS Service Development Engineer in Madrid. The role involves supporting contracts and technical assessments related to Communication, Navigation, and Surveillance services. Ideal candidates will have at least 3 years of experience in the aviation sector or 2 year ...

Lead Applied AI Engineer: LangChain & RAG in Production (Remote)

A global consultancy firm is seeking a Senior Lead Applied AI Engineer to design and implement internal AI applications that enhance operational efficiency. You will leverage your strong Python skills and proven experience in applied AI engineering to build and operate scalable solutions. The role offers a uniqu ...

Remote Ready Front End Engineer: React, Node & Cloud UI

A forward-thinking analytics company in Barcelona is seeking a talented Front-End Developer. This role involves developing and maintaining web applications using React and Node, integrating with back-end logic, and deploying solutions on cloud infrastructure. The ideal candidate will have a strong background in ...

Remote Scala Engineer – Play Pekko, AWS, 5‑Month Project

K2 Partnering Solutions is seeking a Scala Developer for a 5-month remote project in Spain. The role involves localization and implementation automation along with service activities for billing and provisioning systems. Candidates must have strong knowledge of Scala and experience with AWS services. Familiarity ...

Software Engineer: AI Driven Systems at Scale (Madrid/Remote)

WeTransfer is looking for talented individuals to join its new office in Madrid. You will help shape the culture while contributing to innovative projects that impact millions. The role involves end-to-end ownership of systems, utilizing AI tools, and prioritizing simplicity in solutions. Ideal candidates are dr ...

Full Stack AI Engineer — LLM‑Driven React/Python | Remote

AgileEngine is looking for a Full Stack Developer based in Barcelona to develop and integrate LLM-powered features. The role involves building React components, extending Python backend services, and collaborating with product and QA teams in overlapping EST hours. Ideal candidates should have commercial experie ...

Remote Health AI Engineer Real Time Voice & Multi Agent

Blu Selection is seeking an AI Software Engineer for a remote-first role. You will be responsible for the architecture and deployment of AI systems in a health-tech environment. Ideal candidates have 3-5+ years in ML/AI, strong Python skills, and experience with low-latency voice systems. The role offers high-le ...

Azure Databricks Data Engineer Remote/Hybrid, Big Data Impact

Una empresa líder en tecnología, ubicada en Vitoria, busca un Data Engineer apasionado por el Cloud. Se requiere experiencia de 4-5 años en Scala, Python o PySpark y el conocimiento del procesamiento en Spark o Databricks. Las responsabilidades incluyen desarrollar y optimizar pipelines y diseñar arquitecturas C ...

Remote T24 QA Engineer – End to End Testing & Automation

Una empresa multinacional busca un QE con sólido conocimiento en la plataforma bancaria T24. Las responsabilidades incluyen realizar pruebas manuales y de automatización, colaborar con equipos multidisciplinarios y asegurar el cumplimiento de estándares de calidad. Se ofrece un trabajo 100% remoto, 23 días de va ...

Remote Full Stack Engineer for AI Task Design & Review

Anyone AI is looking for a skilled Full-Stack Developer for project-based consultancy work with a leading AI lab. The role requires expertise in Python and JavaScript/TypeScript, along with strong debugging skills and testing framework knowledge. Candidates should expect to design multi-file coding tasks and eva ...

Senior AI Driven Full Stack Engineer Next.js (Remote UAE)

Propel is searching for a Senior Full Stack Product Engineer to lead development from frontend to backend. Candidates should have over 5 years of experience, be proficient in Next.js and TypeScript, and adept at integrating AI into their workflow. This position is remote, requiring overlap with UAE timezone and ...

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