Empleos de java backend senior en Barcelona

Miratech is seeking a Senior Java Developer to join a European-focused project delivering customized software solutions for the public sector. You will join a 20+ person team building a tax administration system with Java backend, Angular frontend, and modern DevOps tools.You will work on design, implementation, testing, and deployment, collaborating with...

Job Description:Acerca del Equipo Nuestro equipo global de expertos en consultoría, ingeniería y tecnología se asocia con las empresas más innovadoras del mundo para ayudarles a prosperar en un mundo impulsado por la IA. Con una base sólida de valores, profunda experiencia en la industria y una amplia red de socios, nuestros empleados son confiables...

About the role We're building a robust, internet-facing API that runs both in on-premises and in the cloud, designed to support future innovation at scale. This means solving complex distributed systems challenges, ensuring high availability, and optimizing performance. Concepts like the CAP theorem aren't just theory here—they're part of our daily...

Meet the Team Isovalent, now part of Cisco, is the company founded by the creators of Cilium and eBPF. Cisco Secure Workload is a flagship security product offering workload protection, micro‑segmentation, and is part of the Hybrid Mesh Firewall solution. Cisco Isovalent and Cisco Secure Workload are together building the next generation of products for...

Elastic is seeking a Senior Java Developer to join the Elasticsearch team and drive work on the Inference API, including integration with external ML providers and self-hosted models. You will maintain the plugin framework and REST API, collaborating across teams to design scalable, reliable systems in a distributed environment. The role emphasizes code...

Desde Grupo NS estamos seleccionando Desarrollador senior Full Stack de Angular/Java (con Claude y Agentic AI) para un importante proyecto dentro del sector segurosModalidad Hibrida BarcelonaNS, es una empresa donde se valora tanto el perfil profesional tecnológico de los trabajadores, como el interés y la aptitud que demuestren a la hora de desarrollar...

Experis ManpowerGroup busca un profesional de desarrollo Full Stack para trabajar en un proyecto estratégico del sector bancario. Participarás desde fases iniciales, desarrollando tanto backend como frontend con Java 17, Spring Boot 3.x, Angular y TypeScript, asegurando calidad y buenas prácticas. Trabajo 100% remoto desde España, contrato indefinido y...

Backend Architect to lead technical evolution of microservices, mentor engineers, and shape technical strategy using Java, microservices, cloud, and AI tools for a large e-commerce platform.

About CaraveloAirlines have spent decades selling one trip at a time.Descubra si esta oportunidad es adecuada para usted leyendo toda la información que sigue a continuación.At Caravelo, we help them build recurring relationships with their customers instead.We build the technology behind airline subscription products used by carriers around the world,...

We're looking for a Senior Full Stack Developer who thrives in complex enterprise environments and enjoys collaborating with multidisciplinary teams to deliver impactful technology solutions from concept to production. In this role, you will play a key part in designing, building, deploying, and maintaining modern applications that support critical business...

hace 23 días 5 Años de Experiencia DescripciónEn Krell Consulting buscamos un/a Senior Fullstack Developer con sólida experiencia en Java, Spring Boot y tecnologías frontend para incorporarse a un proyecto tecnológico con un importante componente de Inteligencia Artificial.La posición se desarrolla en modalidad híbrida en Barcelona, con...

Jobgether SRL is seeking a Senior Full Stack Engineer (NET/React) based in Spain to build scalable, secure, and high-performing applications across backend and frontend layers.You will work with .NET/C#, React, Redux, and JavaScript, shaping architecture and development practices, and contributing to cloud-based solutions on GCP with CI/CD.You will mentor...

Overview In this Barcelona-based role, you will own end-to-end delivery of AI-native software that powers clinical trials. You’ll work across backend, frontend, and AI-enabled features to ship production code and shape engineering practices for AI-assisted development. You’ll collaborate in a regulated environment to ensure compliant, scalable solutions...

Somos Métrica Consulting, una consultora de negocio, integración de sistemas, servicios y soluciones IT, comprometida con la Sociedad de la información y el desarrollo tecnológico, cuyos objetivos son un continuo crecimiento y convertirnos, para nuestros clientes, en un partner de negocio y tecnología cada día más sólido.Actualmente estamos en...

Preply is seeking a Senior Full Stack Engineer for the CRM team to shape our communications platform and AI-native workflows.You'll own backend and frontend components, collaborating with product, data, and UX to deliver measurable customer impact.You'll work across Python/Django on the backend, React/TypeScript on the frontend, and with Braze-based email...

We are bsport. The place to be!bsport is an all-in-one platform combining boutique fitness and advanced technology. Our platform helps our partners manage their bookings, payroll, marketing and more, to streamline operations and boost their commercial success.We are bsport. The place to be!bsport is an all-in-one platform combining boutique fitness and...

Jobgether SRL invites a Senior Data Scientist to join a fully remote team based in Spain.You will build real-time, high-cardinality ML models, shaping both research and production deployment.You'll collaborate across data science and engineering to ship reliable services and influence data-driven culture.The role emphasizes advanced ML, backend integration,...

As a Senior Backend Engineer in the Payments team at Playtomic, you will be responsible for developing robust and scalable payments solutions for our product, ensuring high performance, consistent and secure transactions. What you’ll be doing * Develop and maintain APIs and their services, enabling seamless communication between the frontend and backend,...

Somos Plexus Tech, una compañía tecnológica con más de 4.500 profesionales y más de 25 años de experiencia desarrollando productos y servicios de innovación que mejoran la vida de personas y empresas. Con más de 20 centros de trabajo en España y presencia global, colaboramos con casi el 80% de las compañías del IBEX35, liderando proyectos...

**Senior Full-Stack Developer – Barcelona** **Descripción del puesto** Desde Boy Scout buscamos un/a Senior / Mid-Senior Full-Stack Developer para incorporarse a un proyecto internacional de una multinacional líder del sector farmacéutico en Barcelona, España. **Responsabilidades** - Desarrollar y modernizar una plataforma global de eCommerce...