Empleos de senior java backend engineer remote en Barcelona

UST España & Latam busca un/a Java Developer Backend para colaborar con uno de sus principales clientes del sector bancario. Requisitos: experiencia backend con Java, Spring Boot, microservicios y APIs REST; conocimiento de Docker/OpenShift, Git y CI/CD; Angular para frontend y experiencia en entornos Cloud (AWS/Azure). Ofrecemos un paquete de beneficios...

Core Development & ResponsibilitiesCI/CD Orchestration: Migrate and evolve workflows from Jenkins/Bitbucket to GitHub Actions standards.Infrastructure as Code (IaC): Automate Azure provisioning using Terraform, replacing manual processes with declarative, scalable models.DevSecOps & Compliance: Implement automated security gates (Snyk, SonarQube,...

Job ID: 31161202Posted: Posted 30+ Days AgoStart Date: 2026-09-08Location: Spain - BarcelonaTime Type: Full timeJOB DESCRIPTION:Senior Software Engineer (Backend)ABOUT LINGOLingo is building a cutting‑edge digital health platform that fuses continuous biosensor data, high‑performance backend engineering, and advanced analytics to help people live...

Job ID: 31161202Posted: Posted 30+ Days AgoStart Date: 2026-09-08Location: Spain - BarcelonaTime Type: Full timeJOB DESCRIPTION:Senior Software Engineer (Backend)ABOUT LINGOLingo is building a cutting‑edge digital health platform that fuses continuous biosensor data, high‑performance backend engineering, and advanced analytics to help people live...

Desarrollador/a Backend Senior – Proyecto InternacionalPerfil requerido Buscamos un/a profesional con al menos 5 años de experiencia en desarrollo de aplicaciones web y microservicios, con dominio tanto en back-end con Java y Spring Boot, capaz de abordar soluciones end-to-end de complejidad media, y con una visión transversal de tecnologías....

Location: Fully remote – Europe (CET ±3 hours) Salary: €75,000–€105,000/year, depending on location and experience Contract: B2B preferred, flexible Experience: 5+ years Important: Must be comfortable working with explicit NSFW content.About the Role We're looking for an experienced Senior Ruby on Rails Engineer to join a fast-growing AI technology...

Giesecke+Devrient is seeking a Senior Java Backend Developer to lead the design, development, and maintenance of secure, cloud-native microservices for our TSM platform. You will build robust Spring Boot 4 applications, implement API-first architectures, and drive automated tests in a Kubernetes environment. You will collaborate with architects, product...

Join Amaris Consulting and work on payroll and human resources management platforms serving thousands of users worldwide. Be part of an international team, grow in an agile environment, and develop your career within a global group that values innovation, collaboration, and talent.As a Senior Java Developer, you will play a key role in the design,...

SlashMobilitySlashMobility es una firma boutique tecnológica que está construyendo algo diferente a la consultoría tradicional. No queremos ser una fábrica de horas ni una consultora masiva. Estamos creando una casa para la Tecno Élite: profesionales que quieren trabajar con grandes corporaciones en retos reales, con equipos pequeños, muy buenos y con...

Smart Working is a remote-first company seeking a Senior PHP/Symfony Engineer to own backend work for enterprise marketing and revenue data. The role involves Symfony 6.X with an upgrade to Symfony 7, Angular front end, and Python AI microservices, requiring strong architectural thinking and independence.Expect to work in a remote, cross-functional squad...

Miratech is seeking a Senior Java Developer to join a European tax administration software project. You will contribute to development and maintenance for a large public-sector client, focusing on secure, scalable backend services.The role requires strong Java experience, Spring and Quarkus, microservices, and Docker/Kubernetes, with English communication...

OverviewWELCOME TO SITAAt SITA, we keep airports moving, airlines flying smoothly, and borders open. Our technology and communication innovations power the success of the global air travel industry.You'll find us in 95% of international airports, working closely with over 2,500 transportation and government clients. Each partnership brings unique challenges,...

BarcelonaR&D – Engineering/Prod Dev /Full-Time /On-siteAbout the CompanyAt Emburse our mission is to help make our users' lives – and their businesses – better. We are dramatically transforming how organizations manage corporate expenses and invoices. Our solutions are tailored for companies from start-ups and SMBs to enterprises such as Microsoft,...

We are a global team of innovators and pioneers dedicated to shaping the future of observability. At New Relic, we build an intelligent platform that empowers companies to thrive in an AI-first world by giving them unparalleled insight into their complex systems. As we continue to expand our global footprint, were looking for passionate people to join our...

SlashMobilitySlashMobility es una firma boutique tecnológica que está construyendo algo diferente a la consultoría tradicional. No queremos ser una fábrica de horas ni una consultora masiva. Desplácese hacia abajo para obtener una visión general completa de lo que requerirá este trabajo. ¿Ayudamos a grandes organizaciones a diseñar y construir...

SlashMobilitySlashMobility es una firma boutique tecnológica que está construyendo algo diferente a la consultoría tradicional. No queremos ser una fábrica de horas ni una consultora masiva. Desplácese hacia abajo para obtener una visión general completa de lo que requerirá este trabajo. ¿Ayudamos a grandes organizaciones a diseñar y construir...

ERNI is seeking a senior Java backend developer to build scalable enterprise applications and AI-enabled solutions for the pharmaceutical sector. You will leverage Java, Spring Boot, React, Next.Js and MUI to deliver secure, reliable products while collaborating with multidisciplinary teams.You will join a hybrid team with a strong culture of mentorship, 1:1...

Lever, Inc. is seeking a Staff Engineer focused on Pricing based in Spain. You will own the backend pricing infrastructure for a modern energy transaction platform, building a Pricing API from architecture to production readiness and third-party access. The role blends backend engineering, data systems, reliability, and product thinking in a high-impact...

Shades of Grey HR is helping an engineering and energy consulting firm recruit a Principal Power Systems Engineer to lead grid interconnection, transmission planning, renewable and battery?storage integration, inverter?based resources, and reliability studies as a senior technical leader.Fully remote in the U.S. or Canada with occasional travel; base salary...

Jobgether SRL is seeking a Senior Front-End Developer based in Spain to advance Vue.Js 3 applications using the Europa Component Library.You will contribute to architecture, performance optimization, accessibility, and agile delivery while collaborating with international teams.You will mentor junior developers, review code, and help establish front-end...