176,013+ Remote Fullstack Engineer Java React Microservices Jobs in Spain — Top Companies Hiring June 2026

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Cost Control Engineer | Budgeting & Risk, 2 Days Remote

Tecnicas Reunidas is seeking a Cost Control Engineer to elaborate the cost control report and assist in project budgeting. Key responsibilities include direct cost forecasting, risk assessment, and collaborating on monthly reports. The ideal candidate should possess strong analytical, communication, an ...

Senior Node.js Backend Engineer — Remote, Flexible Hours, Growth

Digital Waffle, a fast-growing tech company, is seeking a Senior Backend Developer specializing in Node.js to join their international engineering team. This role involves taking ownership of backend architecture and optimizing services for millions of users worldwide. The ideal candidate will have ove ...

Remote Python Backend Engineer APIs and Data Pipelines

AkensNordburg busca un Desarrollador Python (m/f) altamente capacitado y con experiencia para ampliar su equipo en España. En este rol, trabajarás en el desarrollo y mantenimiento de aplicaciones impulsadas por datos y eventos, contribuyendo a soluciones backend robustas en un entorno dinámico. Además ...

Founding AI Backend Engineer: Data Pipelines & APIs (Remote)

Olumia.dev is seeking a backend developer to own the entire backend architecture, including data pipelines and API integrations. You will work closely with the founder to ensure data integrity and optimal performance. The position offers a salary between €40,000 and €60,000, depending on experience, al ...

Senior German Speaking Test Automation Engineer – Remote (Madrid)

ALTEN Delivery Centre Spain is looking for a qualified Test Automation Engineer (German Speaker) to lead test automation activities and develop automated tests using Cypress and Cucumber. Responsibilities Lead test automation activities and develop automated tests using Cypress and Cuc ...

Remote .NET Backend Engineer | SQL Server Service Broker

SOLTEL Group busca un Analista Programador/a .NET para unirse a nuestro equipo en España. Esta posición implica desarrollar y mantener sistemas backend críticos en un entorno 100% remoto. Se requiere un mínimo de 6 años de experiencia con C# y .NET Framework. Se valorará experiencia en .NET Core y arqu ...

AWS & Kubernetes Engineer Remote, Fast Growing Global Team

SQUAD Technology Solutions is seeking an experienced AWS DevOps Engineer to join their agile team. This role involves working on a stable project for an international client, requiring strong expertise in Kubernetes and a high level of English. The ideal candidate will possess over 5 years of experienc ...

Senior Node.js Backend Engineer — Remote, Flexible Hours, Growth

Digital Waffle is seeking a Senior Backend Developer specializing in Node.js for their remote engineering team. In this role, you will manage server-side architecture and backend services, ensuring optimal performance and reliability. The ideal candidate has over 5 years of experience, particularly in ...

Remote Senior ML Engineer: Demand Forecasting & MLOps Lead

Sngular busca un/a Senior Machine Learning Engineer especializado en Forecasting de Demanda para liderar el desarrollo de un sistema predictivo para el sector Retail. La posición es 100% remota en España. Responsabilidades incluyen el diseño de modelos de forecasting y la implementación de soluciones d ...

Senior Backend Engineer — PHP/Go, Remote Europe, Scale

Found By Few is seeking a Senior Backend Developer to enhance their backend systems that support millions of users daily. This role involves improving the core PHP API and aiding in the migration to Go. You'll join an experienced team in a highly autonomous environment with a clear progression path to Tech Le ...

Senior Backend Engineer — PHP/Go, Remote Europe, Scale

Found By Few is looking for a Senior Backend Developer to join their team remotely from Europe, including Spain. This role involves improving the core PHP API and collaborating on backend scalability for a heavily used app. The ideal candidate will have over 4 years of experience in backend development ...

Senior Backend Engineer — PHP/Go, Remote Europe, Scale

Found By Few is seeking a Senior Backend Developer to enhance their backend systems in the B2C HealthTech space. The position is remote and offers a chance to work on a high-traffic app used by millions. Responsibilities include improving the core PHP API and migrating to Go as the product scales. Cand ...

Remote QA Automation Engineer French speaking (Web/API)

Sii Group Spain busca un/a QA Automation para unirse a su equipo de Desarrollo en Barcelona, trabajando 100% remoto en proyectos internacionales de seguros. El candidato ideal tiene más de 4 años de experiencia en automatización de pruebas, conocimientos en Java y un alto nivel de francés. Este puesto ...

Senior Backend Engineer — PHP/Go, Remote Europe, Scale

Found By Few is looking for a Senior Backend Developer to join their team, working on the backend systems that power a popular app used by millions daily. The role offers growth potential towards Tech Lead or Engineering Manager. You'll enhance the PHP API, collaborate with product teams for backend sc ...

Senior AI Platform Engineer — Remote Freelance (Long Term)

Aderen is seeking a Senior AI/Platform Engineer to engage with project delivery teams and build architecture recommendations. You will work on productizing Mosaic AI into a governed, multi-tenant self-service platform. The ideal candidate will have deep expertise in the Databricks Mosaic AI platform, e ...

Senior Backend Engineer — PHP/Go, Remote Europe, Scale

Found By Few is looking for a Senior Backend Developer to enhance backend systems essential for their B2C HealthTech app. You'll improve the core PHP API while working in an experienced team. This remote role offers you a chance to contribute to scaling the product to millions of users, work on backend ...

Remote Data Analytics Engineer — Big Data, Spark & Cloud

Oxigent Technologies busca un/a Data Analytics Engineer para integrarse en su Data Domain. La persona seleccionada generará información de negocio gestionando grandes volúmenes de datos en un entorno e-commerce en crecimiento en Europa. Se requiere al menos 4 años de experiencia en desarrollo de softwa ...

Senior Data Engineer: Azure to Fabric Migration | Remote

Logicalis Spain busca un Senior Data Engineer para unirse a su BU de Data & Analytics. El candidato ideal tiene experiencia en arquitecturas de datos en Azure y Microsoft Fabric, liderando proyectos de migración y diseño de soluciones de datos modernas. Se ofrece contrato indefinido, modalidad de traba ...

Senior Python Backend Engineer — AI Driven Scaleups(Remote)

Digital Waffle is hiring a Back End Engineer to build modern Backend applications and drive innovation in a rapidly growing AI-enabled property technology business. The ideal candidate will leverage Python, FastAPI, and AI-assisted workflows in a high-performance environment. This role focuses on engin ...

Junior Engineer & Business Dev in Renewable Energy (Remote)

ENGIE España is looking for junior professionals passionate about sustainability to contribute to renewable energy projects. At ENGIE, you will have opportunities for training and development to help you grow in your career. The company values flexible work hours and promotes a strong culture of equity and in ...

Network / Telecommunications Engineer – 100% Remote (EU) Neotalent Conclusion

¿Quiénes somos?: Neotalent Conclusion es una de las mayores especialistas del mercado ibérico en captación y gestión de talento informático y de ingeniería. Como parte del grupo neerlandés Conclusion, que se compone por un ecosistema de 25 empresas y 3.600 empleados, nos centramos en ...

Network / Telecommunications Engineer – 100% Remote (EU) vitoria gasteiz

¿Quiénes somos?: Neotalent Conclusion es una de las mayores especialistas del mercado ibérico en captación y gestión de talento informático y de ingeniería. Como parte del grupo neerlandés Conclusion, que se compone por un ecosistema de 25 empresas y 3.600 empleados, nos centramos en ...

Network / Telecommunications Engineer – 100% Remote (EU) Neotalent Conclusion

¿Quiénes somos?: Neotalent Conclusion es una de las mayores especialistas del mercado ibérico en captación y gestión de talento informático y de ingeniería. Como parte del grupo neerlandés Conclusion, que se compone por un ecosistema de 25 empresas y 3.600 empleados, nos centramos en ...

Network / Telecommunications Engineer – 100% Remote (EU) Neotalent Conclusion

¿Quiénes somos?: Neotalent Conclusion es una de las mayores especialistas del mercado ibérico en captación y gestión de talento informático y de ingeniería. Como parte del grupo neerlandés Conclusion, que se compone por un ecosistema de 25 empresas y 3.600 empleados, nos centramos en ...

Network / Telecommunications Engineer – 100% Remote (EU) Neotalent Conclusion

¿Quiénes somos?: Neotalent Conclusion es una de las mayores especialistas del mercado ibérico en captación y gestión de talento informático y de ingeniería. Como parte del grupo neerlandés Conclusion, que se compone por un ecosistema de 25 empresas y 3.600 empleados, nos centramos en ...

Network / Telecommunications Engineer – 100% Remote (EU) Neotalent Conclusion

¿Quiénes somos?: Neotalent Conclusion es una de las mayores especialistas del mercado ibérico en captación y gestión de talento informático y de ingeniería. Como parte del grupo neerlandés Conclusion, que se compone por un ecosistema de 25 empresas y 3.600 empleados, nos centramos en ...

Network / Telecommunications Engineer – 100% Remote (EU) Neotalent Conclusion

¿Quiénes somos?: Neotalent Conclusion es una de las mayores especialistas del mercado ibérico en captación y gestión de talento informático y de ingeniería. Como parte del grupo neerlandés Conclusion, que se compone por un ecosistema de 25 empresas y 3.600 empleados, nos centramos en ...

Network / Telecommunications Engineer – 100% Remote (EU) Neotalent Conclusion

¿Quiénes somos?: Neotalent Conclusion es una de las mayores especialistas del mercado ibérico en captación y gestión de talento informático y de ingeniería. Como parte del grupo neerlandés Conclusion, que se compone por un ecosistema de 25 empresas y 3.600 empleados, nos centramos en ...

Network / Telecommunications Engineer – 100% Remote (EU) Neotalent Conclusion

¿Quiénes somos?: Neotalent Conclusion es una de las mayores especialistas del mercado ibérico en captación y gestión de talento informático y de ingeniería. Como parte del grupo neerlandés Conclusion, que se compone por un ecosistema de 25 empresas y 3.600 empleados, nos centramos en ...

Network / Telecommunications Engineer – 100% Remote (EU) Neotalent Conclusion

¿Quiénes somos?: Neotalent Conclusion es una de las mayores especialistas del mercado ibérico en captación y gestión de talento informático y de ingeniería. Como parte del grupo neerlandés Conclusion, que se compone por un ecosistema de 25 empresas y 3.600 empleados, nos centramos en ...

Network / Telecommunications Engineer – 100% Remote (EU) Neotalent Conclusion

¿Quiénes somos?: Neotalent Conclusion es una de las mayores especialistas del mercado ibérico en captación y gestión de talento informático y de ingeniería. Como parte del grupo neerlandés Conclusion, que se compone por un ecosistema de 25 empresas y 3.600 empleados, nos centramos en ...

Network / Telecommunications Engineer – 100% Remote (EU) Neotalent Conclusion

¿Quiénes somos?: Neotalent Conclusion es una de las mayores especialistas del mercado ibérico en captación y gestión de talento informático y de ingeniería. Como parte del grupo neerlandés Conclusion, que se compone por un ecosistema de 25 empresas y 3.600 empleados, nos centramos en ...

Network / Telecommunications Engineer – 100% Remote (EU) Neotalent Conclusion

¿Quiénes somos?: Neotalent Conclusion es una de las mayores especialistas del mercado ibérico en captación y gestión de talento informático y de ingeniería. Como parte del grupo neerlandés Conclusion, que se compone por un ecosistema de 25 empresas y 3.600 empleados, nos centramos en ...

Senior Backend Engineer — PHP/Go, Remote Europe, Scale

Found By Few is seeking a Senior Backend Developer to enhance the backend systems of an app used by millions. The role involves improving the PHP API, ensuring scalability, and participating in migrating to Go. Ideal candidates will possess over 4 years of backend engineering experience and knowledge i ...

Senior Backend Engineer — PHP/Go, Remote Europe, Scale

Found By Few is seeking a Senior Backend Developer to enhance the backend systems of their widely-used app. This role offers a unique opportunity to contribute to critical backend improvements and be part of a dynamic team in a remote work environment. With a competitive salary of up to €85,000, the id ...

AI Engineer Python, Azure OCR & Document AI (Remote)

Lognext busca un/a AI Engineer talentoso para unirse a su equipo. El candidato deberá tener buena base en desarrollo Python y experiencia en Azure Cognitive Services. Las principales funciones incluyen el desarrollo de soluciones de IA, soporte técnico y el procesamiento inteligente de documentos. Se o ...

Senior Node.js Backend Engineer — Remote, Flexible Hours, Growth

Digital Waffle seeks a Senior Backend Developer to join their team in Marbella, Spain. This role involves managing server-side architecture and backend services in a dynamic environment. Candidates with 5+ years of experience in backend development, particularly with Node.js and REST APIs, are encouraged to a ...

On Demand Remote Hands Engineer – Madrid Data Centers

Supportwave is seeking Remote Hands Support staff for our Madrid data centers. This role involves on-demand support, including handling media and performing basic break-fix and cable work while adhering to strict SLAs for response times. The position offers a €440 monthly retainer, along with compensat ...

Senior Backend Engineer: Scale PHP/Go | Remote Europe

Found By Few is looking for a Senior Backend Developer who will enhance the core PHP API for our popular consumer app. You will work closely with teams to ensure robust backend systems support millions of daily users and contribute to the migration to Go for future scalability. This role offers the cha ...

Remote QA Automation Engineer French speaking (Web/API)

Sii Group Spain está buscando un/a QA Automation para unirse a su equipo de Desarrollo. El trabajo se realizará de forma 100% remota en proyectos internacionales de seguros, con base en Barcelona. El candidato ideal debe tener al menos 4 años de experiencia en automatización de pruebas, excelentes cono ...

Senior Node.js Backend Engineer — Remote, Flexible Hours, Growth

Digital Waffle, a fast-growing consumer technology company, is seeking a Senior Backend Developer specializing in Node.js to join their international engineering team. This role focuses on developing scalable backend solutions that enhance online communication experiences. The ideal candidate should ha ...

AI Engineer Python, Azure OCR & Document AI (Remote)

Lognext busca un/a AI Engineer con experiencia en desarrollo Python y proyectos de inteligencia artificial para unirse a su equipo en Barcelona. Ofrecemos un entorno flexible y un salario competitivo, así como programas de formación técnica y desarrollo profesional. Los candidatos deben tener co ...

Senior Backend Engineer — PHP/Go, Remote Europe, Scale

Found By Few is seeking a Senior Backend Developer to enhance their robust backend systems used by millions globally. This remote role allows you to work across Europe on key projects in a highly autonomous environment. You will work on scaling the core PHP API and contribute to transitioning to Go as ...

Software Engineer — High Performance Data Platform (Almost Remote)

Q-Tech está buscando un/a Software Engineer para un proyecto internacional en Boiro, Galicia. El candidato idóneo se unirá a un equipo que desarrolla y despliega componentes críticos para una plataforma de alto rendimiento que maneja grandes volúmenes de datos. Con un enfoque en la privacidad y la esca ...

Remote Senior IT Systems Engineer Linux Cloud Automation

Tarlogic busca incorporar un/a IT Senior System Administration en Madrid para gestionar y asegurar sus infraestructuras, tanto locales como en la nube. Se requiere experiencia en sistemas Linux y conocimientos en contenedores como Docker y Kubernetes. Ofrecemos un entorno de trabajo remoto con flexibil ...

Linux Systems Ops Engineer – ITIL & Cloud Monitoring (Remote)

Hiberus, ubicada en Vigo, busca un profesional orientado a la gestión del servicio en el ámbito de Cloud. Este rol implica la supervisión continua de sistemas TI, monitoreo de incidencias y apoyo en procesos ITIL. El candidato ideal debe contar con al menos 2 años de experiencia y conocimientos en Linu ...

Senior Software Engineer IA y Arquitectura Autónoma Remote

Shakers busca un perfil senior con más de 10 años de experiencia en desarrollo de software para liderar el diseño y evolución de software respaldado por IA. Este rol incluye responsabilidades como la arquitectura, implementación y gestión técnica end-to-end. El candidato ideal tendrá experiencia en Pyt ...

Remote Project Electrical Engineer Global Infra MT/BT

Oxigent Technologies busca un/a PROJECT TECHNICAL ENGINEER para liderar proyectos eléctricos internacionales desde España. La persona seleccionada será responsable de coordinar con clientes y proveedores, asegurando la correcta ejecución de soluciones eléctricas críticas. Se ofrece contratación indefin ...

Remote Product Engineer: End to End Ownership & AI

CloudLinux is looking for a Product Engineer to drive ownership of specific product areas, utilizing strong software engineering skills and advanced AI tools. This fully remote position offers flexible hours and a focus on professional development. Ideal candidates will have 8+ years of experience, a s ...

Senior Backend Engineer (Python/ML) | Remote in Spain

Capitole busca un referente técnico en desarrollo backend para unirse a su equipo en España. El candidato participará en la definición de soluciones y coordinará el equipo de desarrollo. Requiere experiencia en Java, Spring Boot, arquitecturas basadas en microservicios y conocimientos de Python. Se ofr ...

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