Empleos de senior java developer scale performance en Barcelona

Craft:Technology & DevelopmentJob Description:King operates mobile games at a massive scale. With titles like Candy Crush, Candy Crush Soda Saga and Farm Heroes Saga, our code runs on hundreds of millions of devices across the world. We believe that the right tools in the right hands are key to our success as a company.If you want to boost productivity for...

We power people's progress. At Preply, we're all about creating life-changing learning experiences. We help people discover the magic of the perfect tutor, craft a personalised learning journey, and stay motivated to keep growing. Our approach is human-led, tech-enabled - and it's creating real impact. We've just reached unicorn status with a $150M Series...

Planning & Performance LeadLocation: BarcelonaOur TeamOur ambition: deliver best-in-class enterprise services enabling Sanofi to chase the miracles of science to improve people's lives. Sanofi has been building the foundations of enterprise services over the past few years. With the creation of the global business unit Business Operations two years ago, we...

Java Developer – Barcelona or Madrid (On site) – International Airline Company Apply for the Java Developer – Barcelona or Madrid (On site) – International Airline Company role at TheWhiteam. Knowledge and Skills Strong knowledge of Java 17 or 21. Experience with Spring Boot. Hands‑on experience with Microsoft Azure cloud services. Familiarity...

Una empresa final con más de 40 años de trayectoria nos ha confiado la búsqueda de varios profesionales Java para incorporarse a proyectos tecnológicos propios, estables y con recorrido. Esta oportunidad puede encajar contigo si... Cuentas con al menos 5 años de experiencia laboral en entornos Java. Has trabajado en aplicaciones de negocio. Tienes...

Your mission We are looking for a Senior Developer to work on our multi-tenant B2B SaaS platform, used by HR teams and by employees across the organisations we work with. The role combines hands-on development with architectural decisions and code review, and carries direct ownership of the areas you work on. This Is What You Will Do With Us Develop across...

DescriptionWe are the Intelligent Internet Platform. We connect People, Places and Things anywhere, managing Internet Performance better than anyone else while providing One Global Experience, giving Visibility, Control and Security through expereoOne.Expereo believes in the power of Internet connectivity. As the world's largest provider of...

Are you a software developer with experience in Java, C++, and Linux and an interest in Market Risk ? Do you enjoy working close to the engine, investigating complex calculations, debugging technical issues, and contributing to targeted developments? At Qaracter , we're looking for a Java / C++ Developer to join a technology team working on...

Job DescriptionJob Title: Game Developer Java / libGDXJob Type: ContractLocation: RemoteJob Summary: In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. No prior experience in AI is required — your domain knowledge is what...

OverviewWPP Enterprise Solutions designs, builds, and operates the growth systems that competitive businesses rely on. In a world where AI is reshaping how companies drive growth, we lead clients in business transformation and marketing modernization, connecting strategy directly to execution. Our 12,000 experts in engineering and platforms, commerce,...

About the company Biorce is a pioneering Healthtech company dedicated to revolutionizing drug development through the power of AI. We are passionate about accelerating medical advancements and improving patient outcomes. Our team comprises seasoned clinical research professionals, data scientists, and AI experts, working collaboratively to bridge the gap...

We are Merlin Digital Partner, a leading consultancy specializing in IT and digital talent acquisition with over 10 years of experience. We have helped scale top companies such as Wallapop, Glovo, Banc Sabadell, and Factorial, among others.Focused on humanizing and streamlining recruitment processes, our goal is to transform companies by bringing in top...

Festo is seeking a Senior Backend Java Developer for its Digital Innovation Hub. You will work on a cutting-edge stack including Spring Boot, React, and AWS, taking ownership of technical design within an informal, agile environment.You will help translate business needs into scalable software and guide junior developers while aligning with internal...

Ersilia is seeking a hands-on Senior performance marketer to own paid acquisition end-to-end, move fast, test aggressively and scale what works. This fully remote role welcomes global applicants with a CET-friendly time overlap.You will manage multi-channel growth, build scalable systems, and translate data into creative and landing-page optimizations to...

Buscamos un/a Senior Full Stack Developer con enfoque AI-Native para incorporarse a un proyecto tecnológico de alto impacto, participando en el desarrollo de aplicaciones de monitorización y gestión de emisiones, así como en plataformas de Distribution, Pricing & Processing.🔹 Requisitos principales:✅ Más de 5 años de experiencia como Full Stack...

Available vacancies Android Developer Senior Android Developer Senior Buscamos un/aAndroid Developer Seniorpara incorporarse en nuestro equipo!! El puesto es requerido para uno de los proyectos más importantes de la empresa Nuestro equipo de Android está formado por más de 30 personas, al que te unirías llevando a cabo el desarrollo de software en Kotlin...

Why join this project?People first – diverse and inclusive culture in an international environment .Work on high-impact Data & Insights initiatives across business performance , operations , finance , and commercial domains .Help shape how data supports strategic decision-making across a large international organisation .Explore the evolution of AI-driven...

Sage is looking for a Backend Developer to join our HCM Localisation engineering team in Barcelona. This hybrid role will focus on building scalable backend services with Scala 2.13 and Play Framework, optimizing performance and supporting complex product workflows.The ideal candidate will have strong experience with relational databases, AWS services, and...

Festo is seeking a Senior Backend Java Developer for its Digital Innovation Hub in Barcelona, Spain. You will play a key role in digital transformation projects, working with a technology stack including Java, Spring Boot, and AWS. The role involves mentoring junior developers, collaborating with agile teams, and designing software solutions. Ideal...

Desarrollador Backend Java Senior Buscamos un Backend Developer Java con sólida experiencia en desarrollo de aplicaciones y arquitecturas basadas en microservicios para incorporarse a un proyecto del sector seguros en Barcelona. Se valorará especialmente la capacidad para trabajar también con tecnologías frontend, principalmente Angular. Funciones...