Empleos de senior backend engineer java en Barcelona

Octopus Energy is seeking a Senior Frontend Engineer in Barcelona or Valencia, Spain, to own frontend architecture for customer onboarding, private area, and billing features. You will collaborate with international teams across Europe, shaping fast-paced, customer-focused frontend solutions.You will work primarily on frontend, with opportunities to explore...

A leading software company in Barcelona is looking for a Senior Software Engineer to contribute to the development of internal IT tools. This position requires strong expertise in Ruby on Rails for backend and solid skills in React, JavaScript, or TypeScript for frontend development. Candidates should possess a user-centric mindset and a willingness to...

Java Architect - (Hybrid)As you contemplate your future, you might be asking yourself, what’s the next step? We are looking for a backend architect to join the architecture team in charge of our systems. As one of Europe's top e-commerce sites, our platform serves millions of daily transactions in 40+ countries and has very demanding requirements in terms...

Ersilia, based in Barcelona, is seeking a Senior Full Stack Engineer to design, develop and own features across the product with a strong focus on delivery and collaboration.The role involves frontend work with React and backend work with Node.Js/TypeScript, leveraging PostgreSQL and AWS. You will partner with Product and Design to translate requirements...

Wizeline in Barcelona seeks a senior software engineer to design and deliver scalable translation platforms using Java and Spring Boot. You will build RESTful APIs, microservices, and event-driven pipelines with Kafka, enabling AI-powered translation workflows across enterprise content systems.You will collaborate with AI/LLM providers, maintain production...

From initial signup to premium memberships and daily engagement, you'll work in teams delivering innovative features that serve our customers. We are seeking a Senior Backend Engineer with product-centric mindset to join our mission-driven team. As a vital contributor throughout the entire feature lifecycle, you will partner closely with Product Owner, Tech...

Semrush Inc. is seeking a senior backend engineer with strong Go expertise to own complex features and ensure backend quality. You will design scalable APIs, drive performance tuning, and guide mid-level and junior developers within a data-driven team. You will contribute to CI/CD pipelines, incident responses, and best-practice coding standards while...

bsport is seeking a Senior Full-Stack Software Engineer to join the Booking team. You will lead design decisions with Product and Design, handle high-volume data, and ensure scalable, maintainable solutions.You will collaborate with Customer teams, participate in AI-enabled workflows, and drive improvements across frontend and backend stacks. We value...

MediaMarktSaturn Technology is seeking a Senior Frontend Software Engineer to design, develop, and maintain scalable web applications using React and TypeScript. You will build reusable UI components, optimize performance, and collaborate with product, design, and backend teams across multiple workstreams.You will work in a hybrid setup from our Barcelona...

KYNAUT busca un/a Backend Engineer muy senior para evolucionar el plano de dominio de una aplicación, trabajando sobre sus APIs REST y una arquitectura orientada a eventos.Se busca experiencia real y profunda: mínimo 10 años programando, autonomía y capacidad de tomar decisiones técnicas en entornos cloud. La posición ofrece 100% remoto en España y...

Job DescriptionSi está considerando enviar una solicitud, asegúrese de pulsar el botón de solicitar de abajo después de leer la descripción completa.Okta Certified ProfessionalOkta Certified AdministratorOkta Certified DeveloperOkta Certified ConsultantSkills:Accelerate Your Career: Solution Sales Executive - Google CloudAre you a seasoned sales...

Jobgether SRL is seeking a Software Engineer (Frontend and Backend) based in Spain to contribute across frontend and backend development for reliable, scalable cloud applications.You will work with Java, JavaScript, Python, and modern web frameworks, with containerization and cloud deployment in AWS/Azure/OpenStack/OpenShift environments.You will develop and...

Scopely is looking for a Senior Engineer to serve on and elevate our new casual game, Monopoly GO! team in Barcelona on a hybrid basis. At Scopely, we care deeply about what we do and want to inspire play every day - whether in our work environments alongside our talented colleagues or through our deep connections with our communities of players. We are a...

European Payments Initiative (EPI) is hiring a Senior Data Engineer to design and maintain scalable data pipelines for payments and analytics. You will ingest data from multiple sources into a governed lakehouse, enforce data contracts, and implement orchestration and CI/CD patterns in a privacy-first European environment. You will collaborate with...

About The Role If you are passionate about leveraging Artificial Intelligence to transform the way software is designed, developed, and delivered, this role is for you. You will join the BMP Retail team, where we are driving the adoption of AI-first engineering practices, Agentic AI, and Spec-Driven Development (SDD) across multiple lines of business. As a...

Cavendish Professionals is seeking a fully-remote Senior AI Engineer to design and develop AI-powered applications. The role involves building backend services using Python and Fast API, integrating AI workflows, and optimizing performance of AI systems. Ideal candidates will have expertise in LLMs, relational databases, and frameworks like Lang Chain or...

Scopely is seeking a Senior Engineer to join the Monopoly GO! team in Barcelona on a hybrid basis. You will design, develop, and scale gameplay systems, tools, and pipelines, owning features from design through live operations. Collaborate with designers, artists, data analysts, and engineers to continually improve the player experience, build performant...

Leadtech, a remote-first international tech group, is hiring a Senior Site Reliability Engineer to design and scale cloud infrastructure powering our mobile and web products on Google Cloud. You’ll own monitoring, CI/CD pipelines and security for production services while collaborating with mobile, web, and backend teams.Join a diverse, global team with...

N-iX in Barcelona is seeking a Senior Full Stack Engineer to design and implement cloud-native identity and fraud products on AWS. You will develop backend services with Go, build user-facing features in React, and ensure high-performance and secure solutions. Ideal candidates should have extensive experience in software development, particularly in Go and...

Job Description: Junior Java Software Engineer Community (Spain) Barcelona, SpainWe Dream. We Do. We Deliver.About MerkleMerkle, a dentsu company, powers the experience economy. For more than 35 years, we have put people at the heart of its approach to digital business transformation. As the only integrated experience consultancy in the world with a heritage...