1,354,854+ Full Stack Java React Jobs in Spain — Top Companies Hiring June 2026

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AI Engineer (Backend ES/UK only)

About Us Quadrivia is the health technology company behind Q, a comprehensive, controllable, and customizable assistant AI built by clinicians, for clinicians. Addressing the urgent shortage of healthcare professionals, Q provides real-time, personal, and reliable support for clinical tasks acr ...

AI Engineer (Backend ES/UK only)

About Us Quadrivia is the health technology company behind Q, a comprehensive, controllable, and customizable assistant AI built by clinicians, for clinicians. Addressing the urgent shortage of healthcare professionals, Q provides real-time, personal, and reliable support for clinical tasks acr ...

AI Engineer (Backend ES/UK only)

About Us Quadrivia is the health technology company behind Q, a comprehensive, controllable, and customizable assistant AI built by clinicians, for clinicians. Addressing the urgent shortage of healthcare professionals, Q provides real-time, personal, and reliable support for clinical tasks acr ...

AI Engineer (Backend ES/UK only)

About Us Quadrivia is the health technology company behind Q, a comprehensive, controllable, and customizable assistant AI built by clinicians, for clinicians. Addressing the urgent shortage of healthcare professionals, Q provides real-time, personal, and reliable support for clinical tasks acr ...

AI Engineer (Backend ES/UK only)

About Us Quadrivia is the health technology company behind Q, a comprehensive, controllable, and customizable assistant AI built by clinicians, for clinicians. Addressing the urgent shortage of healthcare professionals, Q provides real-time, personal, and reliable support for clinical tasks acr ...

AI Engineer (Backend ES/UK only)

About Us Quadrivia is the health technology company behind Q, a comprehensive, controllable, and customizable assistant AI built by clinicians, for clinicians. Addressing the urgent shortage of healthcare professionals, Q provides real-time, personal, and reliable support for clinical tasks acr ...

Senior Frontend & AI Engineer (Remote, Spain)

Una empresa tecnológica en España busca un desarrollador front-end senior para liderar el desarrollo de aplicaciones innovadoras en su plataforma de IA. Se requiere experiencia con React y TypeScript, así como conocimientos en integraciones con servicios de Azure. La posición es completamente remota, pero es imp ...

Remote Fullstack Engineer — Ad Serving & AdExchange

A leading advertising technology firm in Spain is seeking a Fullstack Engineer to work on neuro-contextual advertising solutions. You will take ownership of the Curation tools and contribute to backend services while designing efficient APIs. The ideal candidate has skills in frontend technologies like React and ...

Senior Software Engineer – Hospitality Tech, Remote

A leading hospitality technology company is looking for a Senior Software Engineer to transform how hotels manage events and groups. You will design and develop software solutions focused on scalability and availability, while collaborating closely with product managers and stakeholders. Ideal candidates bring e ...

Desarrollador Front End Remoto | Impacto e Innovación

Una empresa de tecnología en España busca un desarrollador/a front-end para unirse a su equipo. El candidato ideal tendrá experiencia con frameworks como React, Angular o Vue, y será responsable del desarrollo y mantenimiento de interfaces web. Se valorará el uso de herramientas como TypeScript y metodologías ág ...

Senior Frontend Engineer Crypto Payments (Remote)

Coinspaid Solutions, located in the Philippines, is seeking a skilled developer proficient in React 18+ and Redux. The role includes developing new features and supporting existing ones within a dynamic fintech environment. Ideal candidates will possess strong problem-solving skills and experience in Agile me ...

Frontend Developer (Creative Developer)

Responsibilities Descubra exactamente qué habilidades, experiencia y cualificaciones necesitará para tener éxito en este puesto antes de enviar su solicitud a continuación. Participate in italki global business line product development, including italki community, italki platform and other products < ...

Frontend Developer (Alicante (Alacant)

ResponsibilitiesAsegúrese de leer detenidamente la información sobre esta oportunidad antes de presentar su candidatura.Participate in italki global business line product development, including italki community, italki platform and other productsFully understand the demand characteristics of ge ...

Dynamic Frontend & Mobile Ui Engineer

Responsibilities Participate in italki global business line product development, including italki community, italki platform and other products Fully understand the demand characteristics of global products, learn and implement advanced front-end technologies Compl ...

Frontend & Mobile Ui Engineer

Responsibilities Participate in italki global business line product development, including italki community, italki platform and other products Fully understand the demand characteristics of global products, learn and implement advanced front-end technologies Compl ...

Senior Frontend Engineer (Castilla Y León)

Senior Frontend EngineerLa información a continuación detalla los requisitos del puesto, la experiencia esperada del candidato y las cualificaciones correspondientes.ResponsabilidadesDefinir la arquitectura frontend de la plataformaDiseñar y evolucionar componentes y flujos de la interfaz ...

Hybrid Lead Frontend Architect & Team Coach

A prominent international agency in Barcelona seeks a Frontend Team Leader to lead the development of modern web applications. You will oversee project architecture, mentor developers, and ensure high standards of quality and usability. The position requires strong leadership skills, extensive experience in fron ...

Frontend Tech Lead — Drive Strategy & Product Growth

Keepitup, una startup en enorme crecimiento en Barcelona, busca un Líder en Desarrollo Frontend para liderar la estrategia tecnológica y el desarrollo de productos. El candidato ideal tendrá experiencia en tecnologías como Angular, React o Vue y habilidades en liderazgo. Se ofrece un salario competitiv ...

Senior Node.js Backend Engineer – Microservices, Madrid

Hiberus busca un Mid/Senior Backend Engineer especializado en Node.js para unirse a su equipo en Barcelona. El puesto está enfocado en microservicios y se requiere experiencia en tecnologías como React y PostgreSQL. Ofrecemos un contrato indefinido, un entorno tecnológico y beneficios como horarios fle ...

Senior Mobile Engineer Hybrid Work & Leadership Path

Experis/Manpower Group busca un Senior Mobile Developer para un proyecto en Barcelona. El candidato ideal debe tener más de 5 años de experiencia en desarrollo mobile, utilizando tecnologías como Swift, Kotlin y React Native. El puesto ofrece un salario competitivo y un modelo híbrido flexible, además ...

Desarrollador/A Fullstack (La Coruña)

Desarrollador/A Fullstack (La Coruña) Postúlate en Kit Empleo: kitempleo.es/empleo/6xjd2u ARENA Financial Tech busca un desarrollador fullstack con al menos 4 años de experiencia en PHP/Laravel, microservicios, APIs, JavaScript/TypeScript con Next.js, React o Vue. Se valorará experiencia ...

Ingeniero Software: Backend & Frontend (TypeScript/C#)

Paul Marlex busca un desarrollador backend en Madrid con experiencia en APIs REST y desarrollo de software. Se valorará el conocimiento de tecnologías como C#, TypeScript y frameworks frontend como Angular o React. El puesto se ofrecerá en un modelo híbrido y la compensación se ajustará según la experi ...

Desarrollador Web C# y APIs REST Ágil y Moderno

Indra Group busca un/a Ingeniero/a en Informática para integrarse en su equipo de defensa en Madrid. El candidato ideal tiene experiencia en desarrollo de aplicaciones web y arquitecturas cliente-servidor, especialmente dentro de un contexto ágil. Se requiere titulación en informática y competencias en ...

Senior Frontend Engineer: Dashboards & Geospatial Maps

Naiian busca un profesional cualificado en Madrid para diseñar interfaces operacionales complejas que faciliten la toma de decisiones. El rol implica el desarrollo de dashboards y sistemas de gestión de documentación. Es esencial tener experiencia en React, Next.js y TypeScript, junto con habilidades i ...

Hybrid Frontend Architect for Large Scale E‑commerce

A leading travel technology company in Barcelona is seeking a Frontend Architect to drive the technical evolution of micro frontends. This role offers a hybrid work model with extensive benefits including competitive compensation, continuous learning opportunities, and a supportive environment. Ideal candidates ...

Senior Real Time AI Platform Engineer

Useprosper in Barcelona is seeking a Software Engineer to develop and scale their AI Phone Agent platform for healthcare. The role involves working on low-latency speech systems and requires experience in building end-to-end products. Candidates should possess strong knowledge of FastAPI, PostgreSQL, a ...

Junior Frontend Developer: Email & Web Apps (Salesforce MC)

DDB Spain busca un/a Frontend Developer en Bellprat, Cataluña, para unirse al equipo de Producción Digital. La persona seleccionada participará en maquetación de emails en HTML y desarrollo de interfaces en aplicaciones web, utilizando frameworks modernos como React, Angular o Vue. Se valoran perfiles junior. Es ...

Tech Lead Fullstack Remote, Flexible Hours, Stock Options

Una empresa del sector entretenimiento está buscando un Tech Lead Fullstack para liderar un equipo de desarrolladores, definir arquitecturas y participar en decisiones técnicas. Se requiere más de 5 años de experiencia, profundo conocimiento en Node.js y React, y habilidades de liderazgo. Ofrecen un modelo 100% ...

Senior Angular Architect (Remote)

Alten Spain busca un desarrollador experto en Angular para un modelo de trabajo remoto. El candidato ideal debe tener un dominio excepcional en Angular 18 o superior y experiencia con Micro Frontends para un proyecto estable. Ofrecemos un entorno innovador y dinámico, con formación continua y ventajas ...

Tech Lead & Architect — Hands on Leader (Hybrid, Barcelona)

Ersilia is looking for a Tech Lead to oversee product development in Barcelona. You will guide a talented engineering team, focusing on hands-on development, mentoring, and critical architectural decisions. The ideal candidate has significant experience with React, Node.js, and Typescript, along with f ...

Frontend Web Developer – Design System & Cloud UI

Keonn is looking for a Frontend Web Developer in Barcelona to create scalable web components for their Design System. The ideal candidate will have 2-3 years' experience with frameworks like Vue or React, strong skills in Figma, and a background in responsive design. This position offers a dynamic work environme ...

Senior Frontend Engineer Hybrid/Remote EU, Relocation

Huspy is looking for a Senior Engineer to join their team in Barcelona, driving the development of their Real Estate Agent Platform and Mortgage Broker Portal using cutting-edge technologies like Javascript, React, and AWS. Candidates should have a strong technical background, a product-focused mindset, and exce ...

Frontend Vue/Nuxt — Teletrabajo y Proyectos Reales

S.E.I. Edetronik busca un/a programador/a frontend en Vitoria. El candidato ideal tiene experiencia en Vue.js y Nuxt y trabajará en desarrollo de aplicaciones conectadas con APIs. Las responsabilidades incluyen el desarrollo de interfaces web, integración con APIs REST, y colaboración con otros desarro ...

Software Engineer — Mentoring, Growth & Startup Impact

Enginy, based in Barcelona, seeks a skilled software engineer to build and maintain scalable services and develop high-quality web applications using React and TypeScript. The ideal candidate has 3+ years of experience in software engineering and a strong grasp of modern API design and relational databases. < ...

Senior Angular Architect (Remote)

Alten Spain busca un desarrollador experto en Angular para un modelo de trabajo remoto. El candidato ideal debe tener un dominio excepcional en Angular 18 o superior y experiencia con Micro Frontends para un proyecto estable. Ofrecemos un entorno innovador y dinámico, con formación continua y ventajas ...

Senior Angular Architect (Remote)

Alten Spain busca un desarrollador experto en Angular para un modelo de trabajo remoto. El candidato ideal debe tener un dominio excepcional en Angular 18 o superior y experiencia con Micro Frontends para un proyecto estable. Ofrecemos un entorno innovador y dinámico, con formación continua y ventajas ...

Forward Deployed Engineer, Applied AI, Google Cloud

Forward Deployed Engineer, Applied AI, Google Cloud _corporate_fare_ Google _place_ Madrid, Spain; Amsterdam, Netherlands **Advanced** Experience owning outcomes and decision making, solving ambiguous problems and influencing stakeholders; deep expertise in domain. _info_outli ...

Software Development Manager

We are seeking a passionate and experienced Software Development Manager to join our dynamic Spark R&D team. You'll play a pivotal role in shaping the future of our Spark digital orthodontic software suite via managing software development team working on web applications hosted in the cloud and used by o ...

06Front End Software Engineer Intern

Front-End Software Engineer Intern Driblab aspires to be an organization that reflects the globally diverse audience that our products and technology serve. We believe that in addition to hiring the best talent, a diversity of perspectives, ideas and cultures leads to the creation of better produ ...

AI Software Engineer

¡En Capitole seguimos creciendo! Buscamos un/a AI Software Engineer con fuerte base en ingeniería de software para diseñar y desarrollar herramientas basadas en IA generativa que asistan en la generación de código, automatización de tareas de desarrollo y mejora de la productividad, que le guste la investi ...

AI Software Engineer

¡En Capitole seguimos creciendo! Buscamos un/a AI Software Engineer con fuerte base en ingeniería de software para diseñar y desarrollar herramientas basadas en IA generativa que asistan en la generación de código, automatización de tareas de desarrollo y mejora de la productividad, que le guste la investi ...

Backend Developer IOT

¿Quiénes somos? Kairós es una empresa de tecnología diferente. Ayudamos a nuestros clientes con retos de transformación digital y metodológica, definiéndonos por poner a las personas en el centro. Reconocidos como Empresa Great Place To Work desde 2019 por sexto año consecutivo y ocupando el 5 ...

Técnico/a de Interoperabilidad HL7

¿Te motiva trabajar en proyectos tecnológicos con impacto real en el ámbito sanitario? ¿Te interesa especializarte en interoperabilidad y estándares como HL7 o DICOM dentro de entornos clínicos?En Nunsys Group buscamos incorporar un/a Técnico/a de Interoperabilidad HL7 par ...

Senior Frontend Engineer: UI/UX & Web Performance

América Virtual busca un/a Desarrollador/a Frontend SSR/SR en Cataluña para desarrollar aplicaciones web con un enfoque en la experiencia de usuario. El candidato ideal debe tener conocimientos en HTML, CSS, JavaScript y frameworks modernos como Angular, React o Vue.js. Ofrecemos un entorno colaborativ ...

Staff Software Engineer – Equity Platform (Remote/Hybrid)

Ledgy is seeking a Senior/Staff Software Engineer to design and build scalable systems for equity management. You will collaborate with engineers, product managers, and designers to automate processes and improve user experiences. Ideal candidates will have over 7 years of experience and a strong backg ...

AI Voice Agent Engineer — Voicebot Design (Hybrid, Madrid)

Una empresa de tecnología en España busca un Ingeniero de Agente para liderar la creación de agentes de voz inteligentes. Las responsabilidades incluyen diseñar y desarrollar voicebots, integrarlos con plataformas de Contact Center y colaborar con equipos globales. Se requiere experiencia en desarrollo de flujos ...

Ingeniero/a de Software para Drones Autónomos y Simulación

Brill Pharma busca un/a Ingeniero/a de Software para construir la plataforma de sistemas de drones autónomos. Este rol implica el desarrollo de software que permite a los operadores ejecutar tareas con drones autónomos de manera segura. El candidato adecuado tendrá experiencia en TypeScript y React, ad ...

Senior Software Developer ERP & AI Innovation Specialist PTA Group (Santiago de Compostela)

Desde hace más de 30 años, en PTA Group inventamos y reinventamos el futuro del retail. Somos una plataforma europea de servicios multidisciplinares que transforma los espacios físicos en experiencias conectadas, únicas y medibles. Creemos en la innovación continua y en la evolución digital. Estamos en la ...

VP Technology French Native Speaker [F/M/X]

VP Technology - French Native Speaker (F/M/X) Location: Barcelona Type: Permanent Job As VP Technology and EXCOM member, you'll lead this transformation with a grounded understanding of what running an international marketplace actually requires. You'll translate strategic and com ...

Senior Technical Product Owner Payment & Basket (m/f/d)

Key Responsibilities Support the Platform Owner in driving technical projects within the Basket & Payment areas. Take ownership of the core tech stack and drive central improvements, including increasing delivery speed, reducing team and application interdependencies, optimizing a ...

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    Full Stack Java React Jobs in Spain Job Search Guide, Trends and Insights