Empleos de senior java backend engineer remote en Zaragoza

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...

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...

Jobgether is seeking a Staff Backend Engineer, Money Movement based in Spain, to lead the design and build of a trust accounting platform for property managers. You will own architecture, set engineering standards, and mentor the team while collaborating with product, finance, and legal stakeholders across the EMEA region.You will work remotely from Germany...

Alignerr is seeking a Back End Developer for a remote hourly contract focused on building and optimizing server-side systems and APIs for advanced AI products. You will design data pipelines, microservices, and scalable architectures to handle real-world traffic from multiple time zones.Ideal candidates have strong experience with Python/Go/Java/Node.js,...

Upsun is hiring a Software Engineer to build and maintain backend billing services. You will own components handling invoices, taxes, usage reporting, and integrations with external systems, impacting customers across multiple products and currencies. Join a distributed team across Europe, North America, and India, with a culture of collaboration and modern...

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...

Location : Remote (Work from Anywhere) Role Overview We are hiring for one of our clients, seeking a Senior Backend Engineer (Node.js, AWS) to work on a full-time basis. The role involves designing, developing, and maintaining scalable backend services for a high-traffic platform. You will collaborate with cross-functional teams to deliver efficient,...

Job Summary The Elite Job is looking for a highly skilled and motivated Software Engineer (Backend) to join our growing remote development team in Spain. This role offers the opportunity to work on innovative projects that power global digital solutions. The successful candidate will be responsible for designing, developing, testing, and maintaining...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Backend Engineer - Payments & Fintech based in Spain. This is a high-impact backend engineering role focused on rebuilding and scaling the financial systems at the heart of a rapidly growing global platform.You will own...

Elastic, the Search AI Company, seeks a Senior Software Engineer for the Integrations Team to enable Elastic inside the AI ecosystem. You will build and maintain the MCP server, agent skills platform, and third-party integrations, working with Go and other languages while collaborating with product teams and partners. You will contribute to the Elastic CLI,...

Sigli is hiring a backend Java developer to join our international team on a 9-month remote contract. You will design and scale microservices, build REST APIs, and ensure data is exposed to dashboards, with a focus on performance and reliability.You will work across Europe and the UK, collaborating with product, QA, DevOps, and data teams. The project uses...

¿Te interesaría seguir desarrollándote como Software Engineer en una empresa líder internacional en sector aeronáutica con sede en Madrid ?Desde Oxigent Technologies seleccionamos un/a SENIOR JAVA DEVELOPER para impulsar la evolució n de una plataforma digital en constante crecimiento , incorporando nuevas funcionalidades y optimizando...

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...

Somos Plexus Tech. Una compañía tecnológica con 25 años de trayectoria especializada en servicios y productos IT, fundada en el talento y las capacidades de nuestra gente, más de 4.000 profesionales desarrollando tecnología con alma. Seleccionamos un perfil DevOps / Desarrollador Backend AWS (Python & Terraform) Buscamos un ingeniero de backend con 3...

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...

We're looking for a Senior Java Engineer to join our team in Malaga, Spain in a remote working mode. In this role, you will develop and enhance backend services supporting MLS Touch and MLS Client, two mobile applications enabling real estate professionals and their clients to collaborate seamlessly throughout the property search and transaction...

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...

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...

Spain (Remote) Grafana Labs, the company behind the open observability cloud, is founded on the principles of open source, open standards, open ecosystems, and open culture. Grafana Cloud, our fully managed observability platform, is flexible and built for scale. With Grafana Cloud's actually useful AI, organizations can see, understand, and act on all...