Empleos de senior backend engineer java en Madrid

Luxoft Spain is seeking a skilled Java backend engineer to join our development team working on sophisticated software for a global orthodontics leader. You will design and develop web systems, contribute to API services, and help integrate internal systems across the manufacturing process. The role requires 5+ years of Java experience, deep knowledge of...

Senior Backend Engineer TypeScript | Node.js | Go | AWS | Kubernetes | Kafka | PostgreSQL Who is Parser? Build the next generation of conversational AI experiences powered by real-time data, event-driven pipelines, and production LLM orchestration. Technology alone does not create impact - the right teams do. Founded in 2018, Parser is a boutique technology...

Join one of Southern Europe's fastest-growing startups Enginy is a Barcelona-based startup and one of Southern Europe's fastest-growing companies ranked #3 in the Sifted 100: Southern Europe 2026, and we're just getting started.We're building the AI-native GTM platform for modern B2B teams, combining prospecting, enrichment, intent signals, AI research and...

ResponsibilitiesAs a Senior Backend Stack Engineer in the Core Platform Team, you’ll be a principal owner of the TMS (Translation Management System) Platform and connected services.Drive the architecture, reliability, and evolution of services covering translation workflow orchestration, vendor management, customer management, and integrations with our...

Are you a Senior Backend Engineer looking for an opportunity to lead the design of the API architecture that powers our AI-driven visual recognition products? At Restb.ai, we specialize in industry-specific visual recognition, helping businesses unlock powerful insights through AI-driven automation. We don't just recognize objects (that's so 2016), we teach...

¿Buscas tu próximo reto profesional? ¿O simplemente estás echando un vistazo? Tanto si te ha traído hasta aquí la curiosidad como la ambición, ¡Avantio podría ser exactamente lo que estás buscando! ¿Quiénes somos?No queremos aburrirte con la típica biografía interminable de empresa. ¡Aquí tienes un breve resumen de lo que hacemos!...

Join one of Southern Europe's fastest-growing startups.Enginy is a Barcelona-based startup and one of Southern Europe's fastest-growing companies ranked #3 in the Sifted 100: Southern Europe 2026, and we're just getting started.We're building the AI-native GTM platform for modern B2B teams, combining prospecting, enrichment, intent signals, AI research and...

Impulsa la arquitectura backend del futuro con Java y sistemas distribuidos En Initium Software conectamos al mejor talento técnico con los proyectos más desafiantes e innovadores del mercado. No somos una consultora tradicional; somos socios estratégicos que creemos en el impacto real a través de la tecnología. Buscamos unSenior Backend...

Your mission As a Senior Backend Engineer at Playtomic, you will be responsible for developing robust and scalable solutions for our product, ensuring high performance, consistent and secure transactions. In Playtomic we operate in pods. A pod is a small, cross-functional team that owns a domain end-to-end: it takes a framed problem, makes the key...

Join the Fotocasa Group Tech Team as an Backend Engineer! We are Fotocasa Group, Spain’s real estate tech leaders. Now part of the Scout24 Group, we are stronger than ever. We are combining our local market expertise with the power of a leading European digital ecosystem. Our mission: to connect people and homes through intelligent tools and the best...

Backend Engineer – AI Integrations Location:Remote (Madrid Hybrid) Department:EngineeringAbout Vic.ai Vic.ai is building the future of autonomous accounting using AI. We help finance teams eliminate manual invoice processing and unlock real-time financial intelligence by combining advanced machine learning, OCR, and scalable backend systems. Our platform...

OverviewIt’s an exciting time to join us! We’re entering new markets, developing new technologies, and moving step by step towards our goal of exciting the world. As our business grows, the number of exciting people initiatives grows with it, and we’re looking for a new colleague to partner with our team to bring these to life. We are one of the...

Our mission is to enable everyone to build wealth. We reinvent how trading and investing work by creating exceptional products people love. That takes high standards, high velocity and engineers who own what they ship. Today, we serve over 6 million clients, with more than €38 billion in assets under management - a testament to the scale and trust we have...

Sobre el Equipo Estamos buscando un/a Senior Backend Engineer para unirse al equipo de Glintt Next , donde podrás aportar tu experiencia desarrollando soluciones backend escalables y de alto rendimiento para proyectos del sector Telco, trabajando con tecnologías modernas y arquitecturas cloud-native.Como Senior Backend Engineer , tu día a día estará...

¡Capitole sigue creciendo - y queremos que formes parte del viaje!Estamos buscando un/a Senior Back End Engineer con +5 años de experiencia para unirse a nuestro increíble equipo.Funciones: Senior Backend Engineer (Node.js / Azure / APIs / Integración de Sistemas) Formar parte del equipo de ingeniería responsable del diseño, desarrollo y evolución del...

We are on a mission to pioneer the world’s next era of play. As we grow across Europe and Latin America, we’re building The Playstack - the technology powering the next generation of sports, gaming, and fan experiences. Join us, and help make it the most widely used platform in the world! From operations, to marketing, to product, we are looking for...

About the role: As a Senior Backend Engineer, you play a crucial role in designing, developing, and maintaining scalable, high-performance backend systems that support fundcraft’s platform. You work closely with cross-functional departments, including frontend engineers and product managers, to deliver robust backend solutions that align with business...

At OneSpan, we specialize in digital identity and anti-fraud solutions that create exceptional and secure experiences. We are looking for an experienced Senior Backend Engineer to join our Barcelona-based backend team and drive product features from conception to production with customer value at the forefront. You'll own the delivery side of our platform...

About the companyShalion is a data and insights-driven company that serves world-class manufacturers and brands globally. Through our Digital Shelf Optimization, Retail Media, and Food Service Aggregators solutions, we provide innovative tools for e-commerce monitoring. At Shalion, we empower brands to make smarter business decisions in eCommerce by...

Knowmad Mood busca un Senior Java Developer para diseñar, desarrollar y evolucionar soluciones backend con Java 17/21+, Spring Boot y arquitecturas de microservicios, participando activamente en API First (OpenAPI/Swagger) y en pruebas, integración continua y despliegue. Te rodearás de equipos multidisciplinares, aplicarás principios SOLID y Clean Code,...