Empleos de senior java software developer en Madrid

Join NTT DATA and shape the future of digital innovation At NTT DATA, we are a global technology consulting company helping organizations transform through innovation, technology, and collaboration. With more than 190,000 professionals across over 50 countries, we work with leading companies to design and deliver cutting-edge digital solutions. What are we...

OverviewOur client is a company specializing in managing large-scale sporting events, offering services like ticketing, accommodation, hospitality, transportation, and IT solutions. The company values precision and adaptability, as it handles complex operations across global sports events.RoleSenior Umbraco Developer, responsible for building, supporting and...

UST is seeking a Senior Software Engineer (Java & Spring) to build scalable, cloud-native applications in a collaborative Agile and DevOps environment, joining a strategic banking project in Madrid. Hybrid model requires attendance at central Madrid offices 3 days per week; you will design, develop, test, deploy, and monitor business-critical services,...

About FrontiersAt Frontiers, our purpose is simple yet ambitious: to make science open. We believe open science empowers the global scientific community to accelerate discovery and develop the solutions needed for healthy lives on a healthy planet. We are one of the world’s largest and most influential open-access research publishers. Every article we...

Senior Full-Stack Developer (Italian Speaker) Diseñar, desarrollar y mantener aplicaciones Full Stack de alto rendimiento y escalabilidad. Construir soluciones cloud-native sobre entornos AWS. Diseñar e implementar arquitecturas basadas en microservicios. Desarrollar funcionalidades frontend y backend utilizando tecnologías modernas. Garantizar la calidad...

Who We Are:Who We Are:Alpaca is a US-headquartered, global leader in agent-first brokerage infrastructure for stocks, ETFs, options, crypto, fixed income, 24/5 trading, and more.Amongst our subsidiaries, Alpaca is a licensed financial services company, serving hundreds of financial institutions across 40 countries with our institutional-grade APIs. This...

Extia Group busca un Senior Software Engineer (Level 3) para ampliar y evolucionar un framework propietario de automatización de pruebas en un programa internacional que abarca Suiza y España. El rol implica extender y mantener el framework con adaptadores, conectores de protocolos e integraciones, sin necesidad de experiencia previa con herramientas...

GFT es una compañía pionera en transformación digital que desarrolla soluciones sostenibles basadas en nuevas tecnologías, como la inteligencia artificial y blockchain/DLT. Los expertos de GFT crean e implementan aplicaciones de software escalables que hacen que el acceso a modelos de negocio innovadores sea seguro y sencillo. Qué estamos buscando?...

En Krell Consulting buscamos un/a Senior Java Developer especializado/a en Spring Boot para incorporarse a un proyecto tecnológico de larga duración en el sector bancario. Buscamos un perfil senior con sólida experiencia en desarrollo backend con Java, programación reactiva, arquitecturas distribuidas y tecnologías cloud, capaz de participar en el...

OSP Spain, now part of One.O, is hiring a software developer to contribute across the full product lifecycle. You will thrive in a collaborative team with strong communication and sense of responsibility, guiding initiatives with a proactive mindset.Requires 4+ years in software development, Java with Spring Boot and API services, Kafka, Maven, CI/CD, and...

En Métrica Consulting, estamos buscando un/a backend developer mid ii (perfil senior-mid) para incorporarse a un proyecto estratégico de gran envergadura, orientado al desarrollo de microservicios core en dominios clave como collections, payments e invoices. La persona seleccionada participará activamente en el diseño e implementación de soluciones,...

As a Senior Applied AI Software Engineer (Android), you will serve as a technical anchor for our mobile identity and banking suites—shaping SDK architectures that impact over 100 million users worldwide. You will lead the shift toward AI-native mobile development, combining deep Android architecture expertise with agentic AI tooling to set new productivity...

OverviewSenior Golang Developer with Blockchain Expertise at GenLayer Labs. We are a decentralized AI research collective building trust infrastructure for the AI Age. Our GenLayer node powers a blockchain-based platform where autonomous agents and protocols can reason, transact, and govern with sovereignty, transparency, and trust. Backed by Maelstrom...

GitHub, in Spain, is seeking a Senior Software Engineer for the Code Scanning Engine Quality team. You will work on CodeQL-powered analysis across GitHub.com and GHES, and help build internal tooling and CI pipelines to validate changes at scale. You will collaborate with multiple engineering teams to deliver high-quality, secure code scanning features,...

Intetics is seeking a Senior Java Developer with extensive experience in Java, RESTful web services, Angular, and SQL. The role focuses on developing and maintaining Java applications and REST APIs, enhancing frontend features with Angular, and optimizing SQL queries.You will collaborate with a distributed team, participate in code reviews, and contribute to...

Ebury is seeking a Senior Software Engineer to join FinCore Engineering in Malaga, offering a hybrid setup (4 days in-office, 1 day remote). You’ll help modernize the FX platform, reduce debt, and build high-throughput backend services in a regulated environment.You’ll lead cross-border initiatives with Europe and the Americas, own design, deployment,...

Ebury’s FinCore Engineering team in Madrid seeks a Senior Software Engineer to modernize our FX engine, reduce technical debt, and build high-throughput, regulated backend systems. You will influence platform architecture and own end-to-end delivery across a distributed cross-border team across Europe and beyond. The role focuses on Python with strong OO...

Senior Software Engineer (Frontend focused)The company and our mission:Zartis is a global AI transformation and technology consulting partner where talented engineers and technologists work on cutting edge innovation. We partner with ambitious organizations to design, build, and scale technology solutions that deliver real impact.Our teams bring deep...

En Métrica ConsultingBuscamos 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...

At K-LAGAN, we're looking for talented people to keep growing with us!We are an international technology services company specialized in:IT: Banking, Insurance, Retail & E-Commerce, HealthcareTransport & Supply Chain: Rail, Automotive, Logistics, and AerospaceManufacturing: Renewable Energy, Oil & Gas, and UtilitiesR&D: Research, innovation, and development...