Empleos de senior java backend engineer en Barcelona

SlashMobilitySlashMobility es una firma boutique tecnológica que está construyendo algo diferente a la consultoría tradicional. No queremos ser una fábrica de horas ni una consultora masiva. Ayudamos a grandes organizaciones a diseñar y construir productos digitales y plataformas tecnológicas que realmente mueven su negocio. No nos limitamos a ejecutar...

Desarrollador Java Senior para SlashMobility en Barcelona, con experiencia en backend, Spring, Microservicios y Testing. Modalidad híbrida y contrato indefinido.

SlashMobilitySlashMobility es una firma boutique tecnológica que está construyendo algo diferente a la consultoría tradicional. No queremos ser una fábrica de horas ni una consultora masiva. Ayudamos a grandes organizaciones a diseñar y construir productos digitales y plataformas tecnológicas que realmente mueven su negocio. No nos limitamos a ejecutar...

Merkle, a dentsu company, is hiring a Junior Java Software Engineer to join our Barcelona community. You will design and implement Java backend services in an agile team, focusing on code quality and test-driven development.You will work across the development lifecycle, cover RESTful services, ORM with SQL, and collaborate with experienced engineers to...

Se busca desarrollador Backend Java senior con experiencia en SQL, bases de datos relacionales y APIs REST para diseñar, desarrollar y mantener soluciones críticas en el sector asegurador en Barcelona.

Desarrollador Backend Java senior con más de 5 años de experiencia, especializado en SQL avanzado y APIs REST. Participa en todo el ciclo de vida del software para crear soluciones robustas y escalables en el sector seguros. Trabajo híbrido en Barcelona.

Buscamos un desarrollador Java senior para un cliente final del sector seguros en Barcelona. El puesto es híbrido y se enfoca en el desarrollo de soluciones backend robustas y escalables, trabajando con bases de datos relacionales, APIs REST y metodologías ágiles.

Macadam is seeking a Senior Backend Developer to own the server-side infrastructure powering our app for millions of walkers. You will design robust APIs, optimize data models, and implement caching to ensure performance at scale.The role is based in Barcelona, with a hybrid culture and strong collaboration with mobile, product, and data teams. We value 6+...

Amaris Consulting in Barcelona is seeking a Senior AI Engineer to design, develop and operate scalable AI solutions on Azure. You will join multidisciplinary teams to deliver secure, cloud-based backend systems and APIs in an agile environment. You will mentor teammates, collaborate with data scientists and frontend developers, and help advance Generative AI...

Playtomic is seeking a Senior Backend Engineer to build robust, scalable APIs and services. You will own your domain end-to-end, balancing technical excellence with business impact while collaborating with product, design, and frontend teams.You will work in a fast-paced, pod-based environment, shipping production-ready software and integrating AI-assisted...

Location: Remote from Spain (an indefinite Spanish employment contract)We are looking for a Senior Python Backend Engineer to build and integrate agent-to-agent communication capabilities on AWS AgentCore platforms.The role focuses on Python backend development, A2A protocol implementation, agent discovery and registration, event-driven communication, and...

InvestEngine is a London-based fintech hiring a Senior Backend Engineer to join the Payments Team and help scale a business-critical part of our platform. You’ll design, develop and maintain backend services in Python 3.11 using Django/DRF, build RESTful APIs, and work with MySQL and Redis. The role emphasizes reliability, performance and long-term...

Kraken is seeking a Senior Software Engineer to lead the Consumer team, owning the architecture of Rust backend services powering trading, payments, and crypto experiences. You will drive end-to-end ownership, mentor engineers, and collaborate with product leadership to shape roadmaps. A strong emphasis on AI-assisted development and high-quality user...

Scrambly S.r.l. is seeking a Senior Backend Engineer to help build the core systems behind Scrambly. You’ll work on user-facing product systems and the internal platform, solving scalability challenges for a global, adtech product. You’ll design and maintain scalable Node.js/NestJS RESTful APIs, mentor engineers, and collaborate with Product, Design and...

With more than 100,000 sensors deployed worldwide, Urbiotica is a leading player in the smart parking industry and a pioneer in the fast-growing Internet of Things sector. Through our end-to-end Smart City solutions, we actively contribute to the transformation of urban areas, helping build a more digital and sustainable environment for citizens. We're now...

Allianz Technology is seeking an Applications Support specialist to manage the lifecycle of applications within the portfolio. You will implement updates, patches and security measures to keep systems compliant and secure.Responsibilities include monitoring performance, troubleshooting incidents, and collaborating with IT teams to ensure smooth integration...

Actualmente estamos ampliando equipo y buscamos perfiles Backend JAVA o PYTHON para proyectos en el ámbito de ciberseguridad en Barcelona:INGENIERO BACKEND JAVA o PYTHON SENIOR-Experiencia: 5 años-SBA: 35KINGENIERO BACKEND JAVA o PYTHON INTEMEDIATE:-Experiencia: 3 años-Salario: 30kREQUISITOS PRINCIPALES JAVA:-Experiencia con Java y Spring-Conocimiento en...

Virtual Cave busca un Backend Technical Lead para liderar y coordinar equipos en proyectos desafiantes, con énfasis en backend escalable, fiable y seguro. Se requiere liderazgo, experiencia en Java y arquitecturas basadas en eventos, así como dominio de bases de datos y plataformas en la nube. Trabajo remoto 100% desde España, con flexibilidad horaria. La...

AgileEngine 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 awards. WHY JOIN US If you're looking for a place to grow, make an...

UST – Company Overview More in details, UST is a multinational company based in North America, certified as a Top Employer and Great Place to Work company with over 35,000 employees all over the world and presence in more than 35 countries. We are leaders in digital technology services, providing large-scale technological solutions to leading global...