Empleos de senior java backend engineer remote en Madrid

JetBrains seeks a backend specialist to own entitlement, metering, and billing systems. You will design and operate JVM-based services, evolve data flows from licensing to quotas, and ensure correctness across distributed components. The role focuses on building reliable APIs, migrations without downtime, and observability, collaborating across teams to keep...

Jobgether SRL, listed on behalf of a partner company, seeks a Senior Software Engineer (Node.Js/Python) based in Spain to build backend and AI-enabled systems powering an innovative mobility platform. You will design, develop, and operate scalable web services and APIs using Node.Js, TypeScript, and Python, owning architecture and working with AI engineers...

Tecdata busca Senior Scala Backend Developers para unirse a un proyecto internacional en modalidad 100% teletrabajo. Los candidatos participarán en el desarrollo y evolución de una plataforma SaaS empresarial basada en tecnologías Scala y AWS. El rol implica desarrollo backend, diseño de APIs, optimización de consultas SQL, y colaboración en entornos...

Rain is looking for a Senior Software Engineer in EMEA. This remote position involves managing backend platform areas, including API integrations with 3rd-party vendors. The ideal candidate has at least 5 years of experience, is proficient in backend languages like Go and Python, and skilled in creating scalable, reliable systems. Responsibilities include...

Techsoulogy group busca un desarrollador backend PHP para unirse a su equipo en Barcelona. Diseñará y mantendrá herramientas internas, migrando hacia arquitecturas modulares y eficientes, con foco en calidad y rendimiento. Se valorará experiencia en API, MySQL y conocimientos básicos de frontend. Contrato indefinido, modelo híbrido en Barcelona y...

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...

Rechat Inc is seeking an experienced Backend Engineer to architect and maintain core services powering our CRM and Marketing platforms. You will design scalable data models and write high-performance SQL queries, ensuring robust testing and smooth API evolution. The role emphasizes collaboration with Customer Success and cross-functional teams, driving...

New Relic is seeking a backend engineer to design, build, and operate JVM-based microservices (Java/Kotlin) powering massive telemetry pipelines and observability features. You will own services end-to-end, implement asynchronous patterns, and contribute to a scalable, resilient platform used by engineers globally. The role emphasizes strong collaboration,...

Initium Software busca un Backend Software Engineer para diseñar y evolucionar soluciones Backend de misión crítica en un ecosistema dinámico. Se trabajará en microservicios, APIs RESTful y prácticas de calidad mediante testing automatizado con Maven, Spring y Java. La posición ofrece modalidad remota/híbrida, desarrollo con tecnologías de...

Vic.ai, Inc. is seeking a Senior Backend Engineer to join the team behind our AI-first iPaaS.You will build and operate the integration platform that connects customers' ERP and financial systems to Vic.ai, with data syncing at scale and AI-assisted onboarding. You will work on backend services in TypeScript/Node.js, Elixir/Phoenix, and Python, and...

Rechat, Inc. is building the next generation of enterprise real estate technology. We seek a backend engineer who loves clean architecture and scalable data problems to support our CRM and Marketing platforms. This fully remote role requires deep Node.js and PostgreSQL expertise, with collaboration across cross-functional teams to ship high-impact features...

Fever is seeking a Senior Backend Engineer to shape the backbone of our live-entertainment平台 from Spain with a 100% remote-friendly setup. You will thrive in a fast-paced, high-growth environment, delivering scalable services, refining architecture, and partnering with Product, Data, and other teams to improve our platform’s performance and...

Experis España busca un Senior .NET Developer para un proyecto estable, 100% remoto desde España, con foco en IA y Azure. Se trabajará con .NET 8 o superior, APIs REST y entornos Azure, incluyendo Azure Entra ID. Ofrecemos contrato indefinido y oportunidades de crecimiento técnico. La banda salarial llega hasta 44.000 € brutos anuales, con retribución...

Siemens Software Development Center in Valencia seeks a Java Developer to join a DevOps team responsible for a mission-critical microservice stack. You’ll work on Java, Kotlin, and Go, with pipelines, tooling, and cloud services across a high-availability backend for mobility solutions.You’ll collaborate on building secure, scalable services, improving...

Knowmad mood es una empresa líder en transformación digital, con un enfoque en innovación y desarrollo sostenible. Buscamos talento para fortalecer nuestro equipo backend y desarrollar APIs robustas en un entorno de microservicios.Ofrecemos contrato indefinido, opción de trabajo remoto y un completo plan de beneficios, incluyendo formación continua y...

About Qualifyze,Founded in 2019, Qualifyze is a leading company in supply chain compliance management in the Life Sciences industry, trusted by over 1,500 pharmaceutical and healthcare companies globally. Our digital suite of solutions connects manufacturers, suppliers, and a global network of more than 250 auditors and quality experts.With a track record of...

We are knowmad mood!Somos una compañía líder en transformación digital, en constante evolución y a la vanguardia de la tecnología.Formado por más de 3.000 personas creativas, digitales e innovadoras conectadas a un propósito y capaces de generar conexiones con personas de todo el mundo. Un equipo responsable, flexible y con alta capacidad de...

Una empresa de transformación digital busca un Senior Java para diseñar y desarrollar APIs y microservicios. Se requiere más de 8 años de experiencia en Java, conocimiento en arquitectura hexagonal y experiencia con Kafka. Ofrecemos contrato indefinido con trabajo remoto, horario flexible y programas de formación continua. El entorno es inclusivo y se...

Knowmad Mood busca un perfil de desarrollo backend senior con más de 6 años de experiencia para diseñar y evolucionar soluciones basadas en microservicios, Java y Spring en un entorno tecnológico avanzado, orientado a IA y soluciones escalables. Trabajarás en APIs REST, arquitectura hexagonal, pruebas y DevOps (CI/CD, Kubernetes). Ofrecemos contrato...

OverviewAtQ-tech , we’re looking for aSenior Java Engineerto join a global SaaS product that’s scaling fast and moving into a more mature, reliability‑focused phase. The platform handles a high volume of data and workflows used by customers across multiple countries. The team is strengthening its foundations to ensure stability, consistency and...