Empleos de senior java backend engineer remote en Barcelona

Jobgether SRL is seeking a Senior Full Stack Engineer (NET/React) based in Spain to build scalable, secure, and high-performing applications across backend and frontend layers.You will work with .NET/C#, React, Redux, and JavaScript, shaping architecture and development practices, and contributing to cloud-based solutions on GCP with CI/CD.You will mentor...

Escala arquitecturas distribuidas de alto impacto como Senior Java Backend EngineerEn 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 a un Senior Java Backend...

Elastic's Observability Streams team is building Elastic's unified data pipeline and the backend services powering Logstash. You will design, build and operate features in Java and Golang, contribute to the OpenTelemetry Collector, and help deliver reliable data routing at scale. This remote-first, globally distributed role demands strong communication, deep...

Logicalis Spain busca un/a Senior AI Engineer para incorporarse a un servicio de Inteligencia Artificial en un importante grupo del sector telecomunicaciones.Participarás en el diseño, desarrollo y despliegue de soluciones avanzadas basadas en LLMs, modelos multimodales y sistemas multiagente, con experiencia en producción sobre AWS.Trabajarás en...

Airalo is hiring a backend engineer to build and maintain scalable services for a global customer base. You will implement robust APIs, optimize database queries, and contribute to a modular, service-oriented architecture. The role requires 3-5 years in backend development with PHP, strong OOP knowledge, and experience with Laravel or Symfony. You will work...

Constructor.io is a distributed team hiring a backend-focused engineer for its Experiments platform. You’ll build Python services and data-heavy pipelines, with opportunities to contribute to the Dash UI and Spark/Databricks work, while prioritizing correctness and observability. You’ll own backend components for experiment assignment, logging, and...

Tappx, a fast-growing AdTech firm, seeks a PHP Backend Developer to design, implement, and maintain SSP projects with high scalability. You will lead full product life cycle from conception to production and monitoring, driving technical excellence and reducing debt.You will implement internal tools in PHP, ensure code quality with automated tests and CI/CD,...

New Relic, Inc. is a leader in observability and AI‑driven software.We are seeking engineers to join the Distributed Tracing Pipeline team, building a scalable distributed service architecture for ingesting large data volumes, analyzing spans and traces, and delivering data to the UI for rapid insight. You will work with a diverse tech stack including...

Marfeel is looking for a Backend Engineer to join their team in Barcelona. You will design and maintain backend services, utilizing Node.js and various databases while ensuring high performance and scalability of applications. The ideal candidate will have over 5 years of experience with a solid understanding of API design and cloud deployments. Benefits...

A leading technology recruitment firm is looking for a Python Developer in Barcelona to build scalable backend systems utilizing Python and Flask. The ideal candidate has over 3 years of experience in Python programming and hands-on experience with Flask. They offer a flexible, remote-friendly work culture, career growth opportunities, and work on projects...

Tecdata busca un Senior Backend Developer Java para un proyecto estable y a largo plazo en modalidad 100% remota. Este rol implica diseñar y desarrollar aplicaciones Backend con alta disponibilidad y trabajar con arquitecturas modernas de microservicios utilizando herramientas de IA.Los candidatos ideales cuentan con más de 5 años de experiencia,...

We are bsport. The place to be! bsport is an all-in-one platform combining boutique fitness and advanced technology. Our platform helps our partners manage their bookings, payroll, marketing and more, to streamline operations and boost their commercial success. We are bsport. The place to be! bsport is an all-in-one platform combining boutique fitness and...

BLP is hiring ambitious engineers to design and build Delta, the core software that powers our platform. You will work on cloud infrastructure, backend systems, and applying the latest AI techniques to automate complex business processes. Our team values precision, formal reasoning, and rigorous testing to ensure correctness as we scale. We welcome...

Capitole keeps growing, and we want you to grow with us! We are seeking a Senior Full-Stack Developer (M/F) to join an international project. You will design, develop and maintain scalable full-stack applications using Java, Spring Boot, and Angular, contributing to architecture and DevOps practices. The role requires 3+ years of experience, strong...

Sngular busca profesional para diseñar, mantener y escalar servicios con altos estándares de calidad en una organización tecnológica. Colaborarás con equipos multidisciplinares para impactar positivamente el negocio mediante ingeniería de software avanzada.Te ofrecemos proyectos con tecnologías punteras, crecimiento profesional y un Wellbeing Pack...

WE ARE: At Adaptive, we are a financial consulting firm that partners with capital, commodity, and digital market participants. We value differentiation through technology. Our experienced teams design and deliver complex technology solutions using our proven accelerators to create long-term competitive advantage.Our clients include the world’s leading...

Job DescriptionADP is hiring a Senior AI Engineer. Does the thought of working with one of the most comprehensive employment data sets excite you? Are you empathetic to client needs and inspired by transformation and impacting the lives of millions of people every day? Are you looking to join a dynamic, inclusive team environment with a culture of...

Java Backend Developer | Microservicios | Barcelona ¿Te apasiona el desarrollo backend y las arquitecturas basadas en microservicios? Buscamos un/a Java Backend Developer para incorporarse a un proyecto tecnológico de largo recorrido, trabajando en un entorno internacional y con un stack moderno. ¿Cuál será tu misión? - Diseñar y desarrollar...

The Elite Job is seeking a skilled Software Engineer (Backend) to join our growing remote development team in Spain. You will design, develop, test, and maintain scalable backend systems powering global digital solutions, leveraging modern server-side technologies. Responsibilities include writing clean code, collaborating with cross-functional teams, and...

Lever, Inc., on behalf of a partner company, is seeking a Backend Engineer, PHP based in Spain to design, build and scale backend services within a large microservices ecosystem. You will own features end-to-end and contribute to architectural decisions in a fast-moving environment. You’ll work closely with frontend, mobile, design, data and platform...