Empleos de remote senior backend java engineer en Zaragoza

Lingokids in Spain is hiring a Senior Application Security Engineer to own the security of our React Native app, Ruby backend services and AWS infrastructure. You will design threat models, review architecture, and implement secure tooling in CI/CD.You’ll strengthen supply chain security, triage vulnerabilities and coordinate penetration tests, working...

Talan Spain is seeking a skilled backend developer to design, develop, and maintain Java-based backend services.You will work with Spring Boot, microservices, and REST APIs, deploying on OpenShift and collaborating with frontend teams using Angular to ensure seamless integration.The role emphasizes CI/CD practices, Docker/OpenShift environments, and agility...

CrowdStrike is seeking a Corporate Sales Engineer (German, Remote) to support the German Corporate Team. You will deploy, configure, and demonstrate CrowdStrike Falcon to prospective customers, deliver technical demos, and learn new attack techniques in a fast-paced, collaborative environment.Success requires strong communication, deep technical aptitude,...

Jobgether is seeking a Mid/Senior AI LLM Engineer based in Spain for a remote-first role. You will develop, fine-tune, and optimize self-hosted large language models, spanning data preparation, GPU experiments, evaluation, and production deployment.You will enhance multilingual interactions, memory, and personality consistency while collaborating with AI,...

Nuvolar Works in Spain is seeking a Senior Salesforce Developer to lead integrations, automation, and technical logic within a multidisciplinary team. You will work with full technical ownership, demo to client stakeholders, and raise the team's quality bar.This role suits someone who enjoys solving complex Salesforce problems, knows when to configure vs....

commercetools is seeking a Senior Search Engineer to build a modern, integrated search experience for customers.You will provide a search API for product discovery and foundational search capabilities across domains.You will design and implement search functionalities in a PaaS ecommerce Scala backend, learn Scala, and develop libraries based on...

A leading technology solutions company in Spain is seeking a Senior Distributed Systems Engineer to design and implement distributed components for large-scale data processing. The ideal candidate will have 5+ years in IT, with 3+ years focused on distributed systems using Java or Scala. Offering remote work, excellent compensation, and a supportive...

Grafana Labs is the company behind Grafana Cloud, the fully managed observability platform trusted by more than 10,000 organizations to ensure reliability, resolve incidents faster, and optimize telemetry at scale. Built on open source and open standards and designed for interoperability across any stack, Grafana Cloud brings AI to observability and...

Proyecto internacional | Sector Financiero / Core BankingImpulsa la calidad en productos críticos a nivel internacionalBuscamos un/a QA Automation Engineer con experiencia en testing funcional y automatizado para incorporarse a un equipo tecnológico que desarrolla soluciones clave dentro del sector financiero.Participarás en todas las fases del ciclo de...

SIRT es una compañía líder en soluciones de infraestructura y cloud. Buscamos un Senior DevOps Engineer para liderar proyectos de automatización e IaC, diseñar plataformas en la nube y colaborar estrechamente con clientes en entornos complejos.Se valorará experiencia en Kubernetes, GitOps y DevSecOps, y la habilidad de definir estándares, guías de...

Vonage is seeking a Software Engineer to join its Engineering team to build high-performance, scalable backend services for RCS channel functionality. You will design and implement low-latency microservices, collaborate with cross-functional teams, and contribute to testing strategies to ensure reliability.Strong experience with Kotlin/Java, Spring Boot...

WhatJobs Direct busca un Ingeniero de Machine Learning Senior para liderar el diseño, desarrollo e implementación de modelos predictivos en un entorno remoto.Trabajarás con equipos distribuidos globalmente desde Madrid para impulsar soluciones de IA de última generación.Requisitos incluyen máster o doctorado, 5+ años en ML, experiencia con Python y...

Revolut in Spain is seeking a Junior Backend Engineer to join our technology team. You will build backend services, APIs, and microservices, contributing to scalable infrastructure used by millions of customers.You should have Java expertise, 2+ years of backend experience, a STEM degree, and strong teamwork and communication skills, with English fluency....

Digital55 busca Desarrollador Java Backend con perfil Full Stack para incorporarse a un proyecto tecnológico de gran envergadura. Trabajarás en un entorno 100% remoto, con autonomía y apoyo continuo para tu desarrollo profesional.Se valoran conocimientos en Java, Spring Boot, microservicios, Kafka y Kubernetes. Se trabajará con SQL, APIs REST y...

Edenity. is seeking a hands-on senior software engineer to join a growing SaaS product on a fully remote, freelance basis. You will own projects from framing problems to production rollout, mentoring engineers, and collaborating with Product and Design to find optimal solutions.Bring 5+ years building production software, strong TS/Node.Js skills, and...

Metricool is seeking a Senior Security Engineer to own application, cloud and AI security across our Java/JEE stack and AWS infra. You will harden Spring Security, conduct threat modeling for AI features, and drive ISO 27001 and SOC 2 compliance efforts while integrating security into CI/CD.You will work 100% remotely with a high-growth international B2B...

Apiux Tecnología busca un Desarrollador/a Full Stack Senior para unirse a un proyecto propio, con criterio técnico y impacto real en el producto. Ubicación: España; incorporación lo antes posible. El equipo es senior en Frontend, Backend y QA, trabajando 100% en inglés bajo Scrum.Se valora experiencia de 5+ años en desarrollo web, Node.Js para...

LuxQuanta is seeking a Senior Pre-Sales Engineer to bridge customer needs with technical execution across Europe and beyond. You will drive presales, design complex solutions, and close B2B deals while coordinating R&D, Product, and Operations. A hands-on, flexible mindset and the ability to work remotely within Spain are essential.Fluent English and Spanish...

Affinist is a remote-first company hiring a Senior Full-Stack Software Engineer for the Repayments UX. The role is based in Spain and visa sponsorship is possible, with the team located across Europe in the same time zone.You will own quarterly goals, collaborate across product, design, and analytics, and help ensure reliability and growth at scale. Base pay...

Social You busca un/a QA Automation Engineer para impulsar la calidad en productos críticos del sector financiero. Diseñarás y ejecutarás pruebas funcionales, de integración y End-to-End, promoviendo la automatización y buenas prácticas de testing.Trabajarás junto a Developers, Product Owners y otros especialistas, en un entorno 100% remoto desde...