Empleos de senior java engineer distributed systems remote en Madrid

Vonage is seeking a Java Software Engineer to join our Cloud Engineering team and help build scalable backend services for the Vonage Video Platform. You will contribute to new feature development and backend improvements, focusing on performance, fault tolerance and real-time communications. You’ll work on the cloud based API gateway, media control, and...

We are still looking for the very Top Talent…and we would be delighted if you were to join our team! More in detail, UST is a multinational company based in North America, certified as a Top Employer and Great Place to Work company with over 35,000 employees worldwide and presence in more than 35 countries. We are leaders in digital technology services,...

Toloka is seeking a Senior ML Engineer to design, train, and deploy AI agents powering core Toloka products. You will focus on end-to-end ML tasks—fine-tuning and RL—to build resilient agentic workflows in Python, owning models from research to production scaling and monitoring. You will work in a remote-friendly, globally distributed team, collaborating...

Senior Fullstack Engineer (Java/Kotlin + Javascript) Who is Parser? Technology alone does not create impact- the right teams do. Founded in 2018, Parser is a boutique technology services and consulting firm helping global organisations solve complex business challenges through digital transformation, product development and AI enablement. We are a...

Position: Java Software EngineerLocation: Madrid, SpainJob Type: PermanentJob Mode: Hybrid - 3 days onsite and 2 days remote in a weekSkills / Responsibilities:• Design and own end-to-end solutions for claims management systems• Translate business requirements from claims operations into scalable technical designs• Define system architecture,...

A technology recruitment firm is looking for a Senior Back-end Engineer with PHP expertise to develop and enhance payment systems. This remote role offers the opportunity to work in a dynamic environment, focusing on scalability and innovative solutions. Ideal candidates will have over 5 years of PHP experience and knowledge of Domain-Driven Design and Agile...

Social Discovery Group is seeking a Senior CV Engineer to lead the development of photorealistic visuals using diffusion models and multimodal architectures. This remote opportunity offers flexible work arrangements and a chance to shape CV roadmap across products. You will train models, collaborate with image classifiers and captioning systems, and optimize...

EcoVadis is seeking a hands-on Senior Knowledge Graph Engineer to operationalize ontologies into high-throughput graph systems. You will work on GraphRAG, entity resolution, and semantic federation, powering autonomous AI agents solving sustainability challenges. Location: Hybrid in Barcelona with remote options from Spain. Strong emphasis on Cypher, SPARQL,...

Runware is seeking a Senior Software Engineer who turns ambitious ideas into production systems that delight developers and deliver business impact. You'll own end-to-end design across backend APIs, orchestration, SDKs, dashboards, and developer tools, driving performance, reliability, and scalable architectures while mentoring teammates. This role is...

zooplus is seeking a Senior Software Engineer specialized in Java, Kotlin and Python to help deliver high-quality loyalty products for our customers. The role involves building features, maintaining systems, and improving our infrastructure in a hybrid Madrid-based setup with global collaboration.The team emphasizes clean code, microservices, and continuous...

Infinni, con sede en Granada, Andalucía, busca un Senior Test Engineer para asegurar la calidad del CRM internacional. El candidato trabajará en pruebas funcionales, rendimiento, seguridad y usabilidad, con enfoque en automatización y colaboración transregional. Se valoran 5+ años de experiencia, dominio de Cypress/Selenium/Playwright y conocimiento de...

Senior Software Engineer in Test, Data / ETL (Remote - EMEA) We are looking for a Senior Software Engineer in Test specializing in Data and ETL, based in EMEA. As a central role, you will ensure data quality, performance, and reliability across large‑scale, cloud‑native systems. You will design and implement test automation frameworks, enhance...

UST España & Latam, compañía multinacional, busca un Senior Android Engineer para trabajar en remoto desde España, formando parte de un equipo móvil multidisciplinar y ayudando a transformar la interacción de los clientes con sus finanzas. Se valora Kotlin/Java, Android Studio y AWS. El rol implica diseñar, desarrollar y revisar código en un entorno...

Job&Talent is seeking a proactive Senior Information Security Engineer to own incident management and drive the ongoing improvement of our security posture. This fully remote role offers flexibility within ±1 hour of CET and requires leadership in SecOps, threat detection, and cloud security across major platforms. You will collaborate with DevOps, mentor...

Senior Java Developer (AWS/RxJava) We are still looking for the very Top Talent and we would be delighted if you were to join our team! More in detail, UST is a multinational company based in North America, certified as a Top Employer and Great Place to Work company with over 35,000 employees worldwide and presence in more than 35 countries. We are...

Bark is expanding its engineering team and seeks a Senior Backend Engineer to own backend systems, APIs and data flows in a fast-moving marketplace. You will work across services to implement scalable solutions and contribute to modernising the tech stack as the company transforms. Based in Spain and fully remote, you will collaborate with product and ops to...

More in detail, UST is a multinational company based in North America, certified as a Top Employer and Great Place to Work company with over 35,000 employees worldwide and presence in more than 35 countries. We are leaders in digital technology services, providing large-scale technological solutions to some of the world's most renowned organizations. We...

Senior Fullstack Software ENGINEER. Java. MadridSobre FindNido Somos una startup en crecimiento que busca revolucionar la forma en que las personas encuentran y construyen su hogar ideal. En FindNido, nuestro lema es: “Encuentra y construye tu hogar de manera sencilla.” Nos dedicamos a gestionar todo el proceso de vivienda industrializada de forma...

A prominent recruitment partner is seeking a Mid-Senior Level Data Engineer to develop scalable data systems. The role is fully remote, requiring 4+ years in cloud environments like AWS or GCP, strong software engineering skills, and proficiency in data processing technologies like Databricks. You will have opportunities for mentorship and a collaborative...

Software Development Engineer (Java&AWS), Ring Job ID: 10463482 | Amazon Spain Services, S.L.U. Ring is looking for a Software Development Engineer who will help us create the next generation of apps, and services. In this role, you will work as a part of the Ring backend team working closely with a cross-functional team of engineers, and product managers to...