Empleos de senior backend engineer java en Barcelona

Pixie Services busca un Senior Developer (Backend o Full Stack) con al menos 6 años de experiencia en desarrollo de software para unirse a un equipo de programadores.La persona ideal participará en toma de requisitos, definirá y documentará especificaciones, realizará mantenimiento y evolucion de sistemas, y colaborará con equipos multidisciplinares...

Estamos buscando incorporar un/a Programador/a Senior Backend con sólida experiencia en Java y Spring Boot para participar en un proyecto de larga duración. Stack y conocimientos imprescindibles: * Desarrollo y consumo de APIs REST * Spring WebFlux, mínimo 1 año de experiencia * Testing con JUnit y Mockito, tanto unitario como de integración *...

Java Senior Software Engineer - CX (Hybrid)As you contemplate your future, you might be asking yourself, what’s the next step? We're seeking an experienced Java Senior Software Engineer to join our Customer eXperience team in Madrid or Barcelona (Hybrid) to bring the power back to travellers. 5 brands: eDreams, GO Voyages, Opodo, Travellink, and the...

Why this role matters JOIN helps thousands of businesses find the right people — faster, fairer, and with less friction. Our platform handles millions of candidate interactions, and our clients praise JOIN’s attention to detail and unmatched user experience. We’re looking for a Backend Engineer to join our established engineering hub in Spain. You’ll...

En Lognext llevamos más de 18 años identificando e implementando soluciones tecnológicas prácticas que nos permitan seguir avanzando y optimizar nuestras operaciones, acompañando a los equipos con talento experto de alto rendimiento y haciendo de la tecnología una fuerza transformadora en nuestro día a día. Actualmente buscamos incorporar un/a Senior...

Backend & AI Engineer needed to build and maintain Node.Js services and APIs, improve MongoDB performance, and develop AI generation workflows for an AI platform.Must be based in Barcelona.

Is this you?Asegúrese de que toda la información de su solicitud está actualizada y en orden antes de inscribirse en esta oportunidad.Titan Operating System S.L. (Titan OS), the Barcelona-based technology, entertainment, and advertising company, is looking for you! At TitanOS, we live by three core values:- Make things happen – We take ownership, move...

Intellias is partnering with a Fortune 100 Midwest-based industrial manufacturer to modernize cloud-based services and data products used globally. The role is remote from Spain, requiring a 6-hour overlap with US Central Time.You will design, build, and deploy scalable backend services in production, leveraging Scala, Akka/Pekko, AWS, and event-driven...

Innovamat es una organización educativa centrada en el aprendizaje de las matemáticas. Su propósito es contribuir a mejorar cómo se aprende esta ciencia, ofreciendo recursos, formación e investigación a la comunidad educativa. Fundada en 2017 en Barcelona, Innovamat cuenta con 31 000 docentes de más de 3 300 centros educativos de España, Estados...

Java Senior Software Engineer - Prime (Hybrid)As you contemplate your future, you might be asking yourself, what's the next step? Start your journey with us! We're seeking an experienced Java Senior Software Engineer to join our Prime team in Barcelona or Madrid (Hybrid), to develop and leverage the best e-commerce technology to create a one-stop-shop for...

Supersonik seeks Senior Engineers to join our core team in Barcelona. You will tackle complex technical problems, shape product architecture from day one, and thrive in a fast-growing startup. You should be fluent in modern Python, async programming, and adept at building scalable, event-driven systems. You’ll work across frontend to infrastructure to...

Citibeats in Barcelona is looking for an experienced Backend Software Engineer to join their fast-growing team. The role involves developing new features, API endpoints, and maintaining the AI & NLP platform. Ideal candidates should have at least 3 years of experience in Python, preferably with Django, and be fluent in both Spanish and English. Citibeats...

A global consulting firm is looking for a skilled Backend Developer (Node.js) based in Barcelona, Spain. In this role, you will design and develop scalable backend systems that support high-impact digital solutions for international clients. Ideal candidates have at least 5 years of software engineering experience and proficiency in Node.js with Fastify. The...

OneSpan Inc. in Barcelona is seeking an experienced Senior Backend Engineer to join the local backend team and drive features from conception to production with a customer-first mindset. You will own delivery, mentor engineers, and participate in architectural discussions, using Java, Spring Boot, SQL, AWS, and Kubernetes to build scalable backend services...

Senior Backend Engineer needed for a fintech company in Barcelona to build and maintain core APIs and data connectors. Requires Python experience.

Preply is seeking a Senior Engineer to join the Engineering Team in Barcelona to develop backend features with Python/Django, and to build integrations with third-party vendors for an AI-enabled learning platform. You will collaborate with Product, Design, Data Analytics and Engineering to deliver high-quality features through CI/CD, maintain robust testing,...

Bsport is seeking a Senior Backend Engineer to join the Community & Engagement team, building backend systems powering marketing and communications for studios worldwide. You will work on agentic AI initiatives, the marketing suite, and data foundations to enhance scalability and channel integrations. You will design and evolve backend architectures,...

Hire Hi in Barcelona is seeking an experienced backend engineer to own end-to-end delivery of product features, from requirements through production, ensuring quality and customer value. You will collaborate with product and technical teams to manage dependencies, mentor junior engineers, and contribute to architecture while raising engineering standards....

Quintall is seeking a Senior Backend Developer to join its IT Digital Marketing team in Barcelona. You will design, build, and continually improve backend services and APIs that support digital marketing and sales capabilities. As a senior member of an international Agile team, you will own backend solutions, contribute to architecture and standards, and...

Neural Trust in Barcelona, Spain, is seeking a Senior Software Engineer to scale our platform and advance AI security technologies. You will contribute to backend systems using Go and Python, own end-to-end initiatives from design to deployment, and collaborate with a talented, multi-skilled team. The role emphasizes building robust, secure, and measurable...