Empleos de remote senior backend java engineer en Madrid

Serem busca incorporar un/a Senior Programmer Kafka para un importante cliente ubicado en Madrid. Requerimos experiencia avanzada en Kafka, microservicios y Java, con enfoque en Spring Boot, programación funcional y pruebas.La modalidad es remoto con reuniones puntuales en el cliente; se contemplan guardias cada 3-4 meses, con duración de una semana....

Experis Manpower Group in Madrid seeks an engineer to own technical products and drive end-to-end projects with a cross-functional team. You will apply deep programming knowledge and cloud experience to deliver tangible business value from day one. The role favors an entrepreneurial mindset, proactive problem solving, and a passion for learning in a dynamic,...

En Metrica España seguimos creciendo y buscamos un/a Desarrollador/a Backend Senior Java para incorporarse a un proyecto tecnológico de gran envergadura. Tendrás la oportunidad de trabajar en múltiples repositorios, principalmente servicios backend desarrollados en Java, participando en la evolución de sistemas complejos integrados con entornos legacy y...

Allianz Partners is seeking a Senior Backend Engineer (m/f/d) to join the Advanced Analytics (DA3) team within the Chief Data & AI Office. You will design, build, and operate cloud-native backend services and REST APIs powering AI-enabled solutions, collaborating with ML, Platform, AI Architects, and DevOps across global teams. You’ll implement...

Softtek busca un Backend Developer especializado en Python con Django para desarrollar APIs y microservicios en un entorno híbrido, trabajando en soluciones escalables y de alto rendimiento. La persona participará en diseño de arquitecturas distribuidas, migraciones ORM, y optimización de rendimiento, con base en Madrid y colaboración con equipos...

¿Te apasiona el desarrollo backend y quieres participar en proyectos tecnológicos con arquitecturas modernas? ¡Esta oportunidad puede ser para ti! En Vermont Solutions buscamos un/a Java Backend Developer con experiencia en Spring Boot, OpenShift y APIs REST Responsabilidades - Diseñar, desarrollar y mantener servicios backend con Java, Spring Boot y...

Buscamos un/a Desarrollador/a J2EE con experiencia en desarrollo backend y tecnologías del ecosistema Java para incorporarse a un proyecto tecnológico estable. La persona seleccionada participará en el desarrollo de componentes complejos y colaborará en la coordinación técnica de otros desarrolladores dentro del equipo. Descripción del puesto El rol...

En Métrica Consulting Buscamos un/a Backend Developer con experiencia en JAVA para incorporarse a un proyecto estratégico de desarrollo de microservicios. La misión del puesto será implementar microservicios bajo la guía de perfiles senior, participando activamente en el desarrollo de la lógica de negocio, consumidores Kafka, persistencia de datos y...

**About Parser** At Parser, we are seeking a Senior Backend Engineer with strong MLOps expertise to join the Machine Learning Engineering team of a global leader in the travel industry. In this role, you will help design, build, and maintain the infrastructure that powers our ML solutions—managing data pipelines, streamlining model deployment, and...

Zemsania busca Desarrollador/a Senior Java con dominio avanzado del inglés para unirse a su equipo dinámico y en crecimiento. Trabajarás en backend Java con APIs REST y participarás en una arquitectura orientada a eventos a gran escala.Requisitos: +4 años de experiencia y nivel B2+/C1 en inglés. Modalidad 100% remota dentro de España; desarrollo...

A leading technology recruitment firm is looking for a Python Developer in Barcelona to build scalable backend systems utilizing Python and Flask. The ideal candidate has over 3 years of experience in Python programming and hands-on experience with Flask. They offer a flexible, remote-friendly work culture, career growth opportunities, and work on projects...

New Relic, Inc. is a leader in observability and AI‑driven software. We are seeking engineers to join the Distributed Tracing Pipeline team, building a scalable distributed service architecture for ingesting large data volumes, analyzing spans and traces, and delivering data to the UI for rapid insight. You will work with a diverse tech stack including...

Partner Company in Spain is seeking a Backend QA Engineer to own software quality across a high-traffic backend platform. You will combine manual testing with automated test development using TypeScript and Playwright to validate complex transactions, API integrations, and event-driven workflows. Work remotely within Europe with cross-functional...

Affirm is seeking a Staff Software Engineer, Backend for Identity International to set the technical strategy for the team on a yearly horizon, aligning with product management, design and analytics to deliver scalable identity services across markets outside North America. You will own operations, reliability, and code standards, mentor engineers,...

Prima is seeking an experienced Elixir Engineer to join our dynamic teams in Madrid, shaping scalable services for a modern motor insurance platform. You’ll architect, design, and maintain backend systems, collaborating with product managers and engineers to translate business needs into reliable software. We value curiosity, proactive problem-solving, and...

Lever, Inc. seeks a Backend Engineer focusing on MTA infrastructure, based in Spain but fully remote. You will build and operate high-volume email delivery systems, including SMTP delivery, routing, retries, and reputation controls, with ownership across reliability and observability. You'll work with Trust & Safety and Core Sending teams, using TypeScript...

Constructor.io is a distributed team hiring a backend-focused engineer for its Experiments platform. You’ll build Python services and data-heavy pipelines, with opportunities to contribute to the Dash UI and Spark/Databricks work, while prioritizing correctness and observability. You’ll own backend components for experiment assignment, logging, and...

Tappx, a fast-growing AdTech firm, seeks a PHP Backend Developer to design, implement, and maintain SSP projects with high scalability. You will lead full product life cycle from conception to production and monitoring, driving technical excellence and reducing debt. You will implement internal tools in PHP, ensure code quality with automated tests and...

Santander Auto Software está buscando un ingeniero de software back-end para construir y desplegar soluciones cloud-based en AWS. Se valorará experiencia en Java o Kotlin, Spring Boot y una mentalidad DevOps, con capacidad para trabajar de forma autónoma.La posición es remota y admite colaboración internacional; se requieren habilidades de comunicación...

Grafana Labs is seeking a Staff Backend Engineer for Alerting to help scale and improve our alerting platform. The role is 100% remote with applications from Spain, focusing on distributed backend systems and open‑source collaboration.You will influence the roadmap, deliver features, and own services from ideation to production. This role emphasizes...