Empleos de contract senior java developer datamarketmaking en Madrid

RemoteJobsOne in Spain is seeking a Senior Software Engineer for a contract role (~15 hrs a week). You will design and implement AI training tasks, build reproducible environments, and deliver high-quality inputs for model learning.You should bring strong software engineering skills in Python, Java, Rust, Go, C++, or TypeScript, plus a track record in...

Company DescriptionSGS Brightsight is the world’s largest independent security evaluation lab, with accredited facilities across the globe. Our teams in Delft (The Netherlands), Barcelona and Madrid (Spain), Meyreuil (France), Beijing, Shanghai and Guangzhou (China), Singapore, and the USA are dedicated to helping companies ensure their products comply...

¿Eres un/a Backend Java Senior con amplia experiencia en desarrollo y te gustaría dar un paso adelante incorporándote a un proyecto especializado en Calypso, una de las plataformas de referencia en el sector financiero? Buscamos un/a profesional con sólidos conocimientos técnicos en Java y Oracle, que quiera incorporarse a un proyecto estable en el que...

Amaris Consulting is seeking a Senior Java Developer to design, develop, and operate scalable SaaS platforms with Java 11+ and Spring Boot. You'll work in multidisciplinary squads across the full software lifecycle, emphasizing performance, security, and reliability. You will contribute to RESTful services, event-driven architectures, and CI/CD pipelines,...

Join to apply for the Software Developer ID46604 role at AgileEngineAgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people‐first culture has earned us multiple Best Place to Work...

A leading developer tools company in Madrid seeks a Senior Software Engineer with enterprise JVM experience. You will design and develop product features and improve reliability and security for production systems. The ideal candidate has extensive knowledge of Java and Kotlin, experience with cloud environments, and a passion for AI in development. The role...

Why join this project? People first – diverse and inclusive culture in an international environment. Work on high-impact Data & Insights initiatives across business performance, operations, finance, and commercial domains. Help shape how data supports strategic decision-making across a large international organisation. Explore the evolution of AI-driven...

About the job Are you an Actuarial Developer interested in programming? If yes - then we have an outstanding opportunity for YOU! Buckle up and read on. About The Role Be ready to join our engineering team and work side by side with software engineers and business colleagues to transfer insurance solutions into the digital world for our focus markets...

Deine Aufgabe Wir suchen einen multidisziplinären Senior Architect mit umfassender Erfahrung in der technischen Leitung von Kundenprojekten mit komplexen Cloud -Architekturen und tiefgehender Spezialisierung im Bereich Platform Engineering. Die ausgewählte Person wird technisch verantwortlich sein für die strategisch wichtigsten Projekte von T-Systems,...

## Sr. Platform EngineerApplyremote type: Remotelocations: Madrid, Sanoma Educacion: Warsaw: Home Office Poland: Home Office Spaintime type: Full timeposted on: Posted 30+ Days Agojob requisition id: JR-1908**Job Title:**Senior Platform Engineer **Location:** Madrid, Tres Cantos **Type:** Full-time**Work model:**remote work setup with occasional visits to...

About the job Are you an Actuarial Developer interested in programming? If yes - then we have an outstanding opportunity for YOU! Buckle up and read on. About The Role Be ready to join our engineering team and work side by side with software engineers and business colleagues to transfer insurance solutions into the digital world for our focus markets...

Senior Software Engineer – AI Projects Remote | Contract | Approx. 15 Hours Per Week Flexible Hours | $30–$150/hr equivalent, with specialist projects paying more We are recruiting experienced Software Engineers and Senior Software Engineers to support large-scale AI training projects. No previous AI experience is required. The work is focused on real...

What will you do? You will be involved in the implementation and Devops process of cloud-based business systems for an important e-commerce customer. Development of system design & technical architecture together with Product owner based on business requirements You will work in an international environment, together with our German colleagues. What's your...

Company DescriptionHi, we’re Nexthink. We’re not just the leader in the digital employee experience category, we invented the category. Our solutions combine real-time analytics, automation and employee feedback across all endpoints to help IT teams delight people at work. Our cloud-native platform pinpoints issues and solutions, automates response, and...

Descripción del trabajo Tipo de empleo: Contrato / Freelance Ubicación: Madrid Sobre Emeritus: Emeritus tiene como objetivo enseñar las competencias del futuro haciendo que la educación de alta calidad sea accesible y asequible para personas, empresas y gobiernos de todo el mundo. Para ello, colabora con más de 90 universidades de primer nivel de...

Job ID: 31161202Company: Abbott LaboratoriesLocation: Spain - BarcelonaJob Type: Full timeCategory: Research & DevelopmentIndustry: HealthcarePosted Date: 2026-09-08Senior Software Engineer (Backend) ABOUT LINGO Lingo is building a cutting‑edge digital health platform that fuses continuous biosensor data, high‑performance backend engineering, and...

What will you do?You will be involved in the implementation and Devops process of cloud-based business systems for an important e-commerce customer.Development of system design & technical architecture together with Product owner based on business requirementsYou will work in an international environment, together with our German colleagues.What's your...

Senior Backend Developer (Ruby on Rails)Madrid, A Coruña, Salamanca, Barcelona, Ciudad Real | Hybrid Model | Full-time | Permanent ContractAt TeamSystem | Quipu , we help thousands of freelancers, SMEs, and accounting firms across Spain manage their businesses simply and efficiently through an intuitive and reliable SaaS platform.Since October 2025, Quipu...

Descripción del trabajo ¡CAPITOLE CONSULTING sigue creciendo y queremos hacerlo contigo! Buscamos Senior Full-Stack Developer En Capitole Consulting seguimos creciendo y buscamos un perfil Full-Stack para incorporarse a un proyecto internacional. ¿Qué harás?Desarrollar y mantener aplicaciones escalables utilizando Java y Spring Boot . Desarrollar...

¿Eres un/a Backend Java Senior con amplia experiencia en desarrollo y te gustaría dar un paso adelante incorporándote a un proyecto especializado en Calypso, una de las plataformas de referencia en el sector financiero? Buscamos un/a profesional con sólidos conocimientos técnicos en Java y Oracle, que quiera incorporarse a un proyecto estable en el que...