Empleos de remote senior backend java engineer en Zaragoza

Knowmad Mood busca un perfil senior de desarrollo Java para liderar proyectos en arquitectura hexagonal, con experiencia en Docker, Kubernetes y microservicios. Se valorarán 5+ años en Java y conocimientos de Spring Boot, SQL/NoSQL y pruebas automatizadas.La empresa ofrece contrato indefinido con modelo de trabajo en remoto (opción de oficinas), 22 días...

Quik Hire Staffing is seeking a Senior Backend Engineer (Node.js, AWS) for a fully remote, full-time role. You will design, develop, and maintain scalable backend services for a high-traffic platform, collaborating with cross-functional teams to deliver low-latency solutions in a cloud-native environment. You will design and deploy Node.js microservices...

Profile Software Services busca un Analista Programador/a Senior con amplia experiencia en Java y Cobol. La posición ofrece modalidad 100% remota en España, con oportunidad de crecer y participar en proyectos tecnológicos desafiantes. Se valorará experiencia en Java/Spring y en mantenimiento de aplicaciones Cobol AS/400, así como habilidades de...

Lever, Inc. is seeking a Senior Backend Engineer for Payments & Fintech in Spain. You will rebuild and scale the financial systems at the core of a growing global platform, owning architecture for billing, subscriptions, and entitlements. You will lead migrations from legacy systems while ensuring correctness, reliability, and auditable financial records....

Trading 212 is seeking Senior Backend Engineers to own backend services end to end across a microservices platform. You will design, build, test, deploy and operate production systems, collaborating with product and engineering teams to turn complex requirements into durable solutions. You’ll work with Java, Go, Node.js and databases, focus on performance,...

Blunt is hiring a Software Engineer to build Blunt with us. You’ll ship features end to end across our backend, mobile apps, and web interface. Fully remote. The backend uses Python and FastAPI on Google Cloud Run.You’ll work on the scoring pipeline for sentiment analysis, ranking and recommendations. Clients include SwiftUI on iOS, Kotlin/Jetpack...

Capitole keeps growing, and we want you to grow with us! We are seeking a Senior Full-Stack Developer (M/F) to join an international project.You will design, develop and maintain scalable full-stack applications using Java, Spring Boot, and Angular, contributing to architecture and DevOps practices. The role requires 3+ years of experience, strong...

Join our expanding engineering team! We're actively recruiting a Senior Backend Engineer to help scale M-KOPA Mobility, our fast-growing e-mobility business. This is an initial 12-month Fixed Term Contract, with the potential to extend or transition into a permanent role. Build the event-driven microservices that power clean, affordable transport for riders...

Grafana Labs is seeking a Staff-level Backend Engineer to design and ship core backend services powering a context layer for AI-driven data intelligence. You’ll build the foundation for a scalable, multi-tenant SaaS, with ingestion, storage, APIs, and agent-facing integrations in a production-grade environment. This remote-first role offers Spain as a base...

Grupo TECDATA Engineering busca un Senior Backend Developer para un proyecto de larga duración en Madrid, con enfoque en desarrollo backend y evolución de sistemas existentes. Se valorará experiencia sólida en Java y Spring Boot, APIs REST y arquitecturas event-driven, además de historial trabajando con sistemas complejos y legacy.El perfil debe aportar...

Make an impact with NTT DATAJoin a company that is pushing the boundaries of what is possible. We are renowned for our technical excellence and leading innovations, and for making a difference to our clients and society. Our workplace embraces diversity and inclusion - it's a place where you can grow, belong and thrive.Your day at NTT DATAThe Networking...

Elastic, the Search AI Company, is seeking a Senior Software Engineer for the Elasticsearch - Distributed Systems team. You will tackle deep distributed systems challenges in how nodes communicate, data indexing, allocation and management across nodes, with a focus on the Serverless offering. You will own projects end-to-end, collaborate across teams, and...

UST is seeking a Java Developer to join a highly innovative team working within a microservice-based cloud environment in the utility technology sector. You will play a key role in designing, developing, and supporting secure, scalable, and maintainable Java services, APIs, and integrations that connect critical business systems and internal tools. You will...

Métrica, una consultora de negocio e integración de sistemas IT, busca un Desarrollador/a Backend con más de 3 años de experiencia en Node.js y Express para diseñar y mantener APIs robustas.Se valorará testing automatizado, conocimiento de bases de datos y prácticas DevOps (CI/CD), así como experiencia con Git y entornos cloud (GCP). Modalidad...

Sinch, a Customer Communication Cloud company, is hiring a Senior Java Software Engineer for the Agentic Orchestration Platform. You will design and own core components coordinating AI agents and multi-channel communication at scale. You will work with a small senior team, have autonomy, and tackle non-deterministic testing, latency, and cost challenges...

Remote in EU, or hybrid in Barcelona, Palma, Dublin, or Casablanca. Own the backend of a white‑label travel platform as it adds new verticals. Hotels and flights are live. Experiences launch within weeks, and car rentals and more

knowmad mood busca un desarrollador/a senior backend Java para un rol 100% remoto e indefinido. Se esperan sólidas experiencias en Java y Spring Boot, microservicios y arquitectura hexagonal, OpenAPI/API First, y uso de Kafka para mensajería.Se valorará testing riguroso, observabilidad con Grafana, y desarrollo con herramientas de IA. Además, se prioriza...

HBX Group is seeking a senior Backend Engineer to develop core functionalities for the CivitFun SaaS platform in the hospitality sector. You will work on integrations with external systems (PMS, payments, locks), architecture design, and cloud deployment from end-to-end. You will design and implement secure backend services with Node.js, collaborate on...

**Make an impact with NTT DATA**Join a company that is pushing the boundaries of what is possible. We are renowned for our technical excellence and leading innovations, and for making a difference to our clients and society. Our workplace embraces diversity and inclusion - it's a place where you can grow, belong and thrive.**Your day at NTT DATA**The...

The BOARD | people & talent is seeking an accomplished engineer to drive architecture across distributed systems and microservices. You will influence standards, design patterns, and engineering best practices while staying hands-on in a fast-moving team.We value deep Java expertise, experience with Kafka, and cloud-native delivery. Expect a remote-friendly...