Empleos de senior java backend engineer microservices 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. Desplácese hacia abajo para obtener una visión general completa de lo que requerirá este trabajo. ¿Ayudamos a grandes organizaciones a diseñar y construir...

Emburse is seeking a senior staff software engineer to architect and build enterprise-scale SaaS systems with a strong emphasis on microservices, distributed architectures, and cloud-native practices. You’ll mentor engineers, contribute hands-on to critical projects, and ensure scalable, secure solutions across the platform.You will collaborate with...

Lever, Inc. is seeking a Senior Software Developer (Node.js/Python) based in Spain. You will design, develop, and operate scalable backend services and AI-enabled components, collaborating with AI engineers and cross-functional teams to deliver production-grade APIs. You will own technical decisions, enforce coding standards, and mentor peers while working...

Workato seeks a seasoned Go backend engineer to design and optimize distributed systems that power our runtime platform. You will tackle high-concurrency components, memory-sensitive paths, and performance-critical code, collaborating across teams to ensure reliability and scalability.This role emphasizes low-level engineering and robust concurrency handling...

Pleo in Spain is seeking a Senior Backend Engineer for the Data Serving team, building the boundary between raw product data and consumers, including internal dashboards, AI agents, and customers. You'll own APIs, ensure low latency, collaborate with Data Engineers and Kotlin-based services, and focus on reliability, security, and scalable data delivery....

Role Description We are looking for a Senior Backend Developer to join our IT Digital Marketing team within the Digital Sales Hub in Barcelona.In this role, you will design, build, and continuously improve backend services, APIs, databases, and integrations that support our digital marketing and sales capabilities.You will develop scalable, secure, and...

We power people’s progress.At Preply, we’re all about creating life-changing learning experiences. We help people discover the magic of the perfect tutor, craft a personalised learning journey, and stay motivated to keep growing. Our approach is human-led, tech-enabled - and it’s creating real impact.We’ve just reached unicorn status with a $150M...

We power people’s progress.At Preply, we’re all about creating life-changing learning experiences. We help people discover the magic of the perfect tutor, craft a personalised learning journey, and stay motivated to keep growing. Our approach is human-led, tech-enabled - and it’s creating real impact.We’ve just reached unicorn status with a $150M...

Intellia is seeking a Senior Python Backend Engineer to design and build scalable backend services for agent-to-agent communication on AWS AgentCore platforms. You will work on Python-based backends, API integration, and asynchronous event-driven patterns to enable robust multi-agent interactions.The role emphasizes API design, registration and discovery...

Java Senior Software Engineer - CX (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 Customer eXperience team in Madrid or Barcelona (Hybrid) to bring the power back to travellers. If you're ready to soar, we're...

Java Senior Software Engineer - CX (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 Customer eXperience team in Madrid or Barcelona (Hybrid) to bring the power back to travellers. If you're ready to soar, we're...

Allianz Technology is seeking a Backend Developer to design, develop, and maintain scalable microservices and RESTful APIs using Java and Spring Boot. You will collaborate with cross-functional teams to translate business requirements into technical solutions and ensure production readiness through testing and code quality practices.The role requires 3+...

The Role We are looking for a Backend Engineer to join a small, high-ownership engineering team working on new product initiatives. You will be primarily focused on new product initiatives, building new services and features, though you may occasionally need to navigate existing codebases. You use AI coding tools as a core part of how you work, and you are...

Desarrollador/a Backend Senior – Proyecto InternacionalPerfil requerido Buscamos un/a profesional con al menos 5 años de experiencia en desarrollo de aplicaciones web y microservicios, con dominio tanto en back-end con Java y Spring Boot, capaz de abordar soluciones end-to-end de complejidad media, y con una visión transversal de tecnologías....

SlashMobility te invita a resolver retos tecnológicos de alto impacto para grandes corporaciones. Te incorporarás en equipos pequeños y senior para diseñar y construir productos y plataformas digitales.Participarás en proyectos de modernización y escalado, aportando enfoque de producto y calidad, con responsabilidad y excelencia. Colaborarás en...

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...

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...

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. Estamos creando una casa para la Tecno Élite: profesionales que quieren trabajar con grandes corporaciones en retos reales, con equipos pequeños, muy buenos y con...

Allianz Technology, headquartered in Munich, seeks a senior Java Developer to modernize legacy systems and build cloud-based insurance products. You will work with Java/J2EE, Spring Boot, and agile methods to deliver robust REST APIs and scalable solutions.The role offers a hybrid work model, international collaboration, ongoing learning, and involvement in...

Elastic's Observability Streams team is building Elastic's unified data pipeline and the backend services powering Logstash. You will design, build and operate features in Java and Golang, contribute to the OpenTelemetry Collector, and help deliver reliable data routing at scale. This remote-first, globally distributed role demands strong communication, deep...