Empleos de senior java developer scale performance en Barcelona

All European Careers, S.L. is seeking a Senior Java/Angular Developer for a European Institutions project in Brussels. The role offers relocation support; work permit not provided.Fluency in English is required, and EU candidates from abroad are welcome to apply. Interviews via Teams; travel not required; roles open for employees and contractors. The...

NEXT | eDO Tech Graduate ProgramYou’re a tech or IT student.Es esencial asegurarse de que cumple con los requisitos como solicitante para este puesto; por favor, lea atentamente la información a continuación.You’re about to graduate or you have done so for a year or so.You start to wonder about the future.And then you ask yourself what’s next.eDO is...

Senior Software Engineer (Backend) ABOUT LINGO Lingo is building a cutting‑edge digital health platform that fuses continuous biosensor data, high‑performance backend engineering, and advanced analytics to help people live healthier, longer, fuller lives. Our systems process massive volumes of real‑time data, and the backend is the heartbeat that...

The company is hiring a Senior Full-Stack Engineer in Portugal who is strongly backend-leaning (≈80–85% backend) to work on high-scale backend pipelines and data-heavy systems. The ideal engineer has proven experience building production-grade ingestion and processing systems, making architecture decisions based on real data volumes, and operating...

Cloudera busca un Senior Staff Software Engineer para Spark (Java) en Barcelona. Diseñarás y expandirás características de la plataforma de datos, liderando implementaciones a gran escala y colaborando junto a equipos de ingeniería y producto.La persona ideal tiene experiencia en sistemas distribuidos y conocimiento de Spark/Livy. Se valorará...

About The Job As an Expert Full Stack Developer at Allianz Technology, you will be responsible for designing, developing, and maintaining comprehensive web applications that support our partner projects. You will work closely with cross-functional teams to ensure seamless integration of front-end and back-end components, delivering high-quality solutions...

adesso Spain is seeking a Backend Developer / DBA to join our international team. You will contribute to a mission-critical data platform handling millions of transactions daily, collaborate with architects and senior engineers, and occasionally travel to Germany.Key requirements include Java and Spring Boot, SQL with PostgreSQL/AWS Aurora, Kafka, cloud and...

Keysight is on the forefront of technology innovation, delivering breakthroughs and trusted insights in electronic design, simulation, prototyping, test, manufacturing, and optimization. Our ~15,000 employees create world-class solutions in communications, 5G, automotive, energy, quantum, aerospace, defense, and semiconductor markets for customers in over...

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...

Job SummaryAre you passionate about leading digital transformation in manufacturing and driving impactful global programs that shape the future of operations?IFF is a global leader in flavors, fragrances, food ingredients and health & biosciences. We deliver sustainable innovations that elevate everyday products.Within our Taste Business Unit, we are...

Can you be a haddock engineer? Engineers at haddock are action-oriented, curious, autonomous, and take full ownership of their work. They are champions of figuring out the unknowns. They talk to customers, deliver quality work, improve our tooling, and are ambitious. We look for people with these same motivations and ways of working. We strongly adhere to...

Mediktor is looking for a Senior Frontend Web Developer to join our Agile team in charge of the continuous improvements of our different product lines as well as the development and support of our different customer integrations. You will be integrated in a team that is moving towards Agility. As a startup company, we are fast‑learners but still adapting...

Company descriptionPublicis Groupe, the world's second largest communications group, is a solutions platform that is present in more than 100 countries and has more than 98,000 employees. With a unique work philosophy, The Power of One puts clients at the center by promoting the growth of their business through creative agencies (Publicis, Leo Burnett,...

About usCodurance is a boutique IT consultancy. It’s not just about making code that works — we’re passionate about crafting quality software and applying Extreme Programming practices and Software Craftsmanship values in continuous delivery. We are stack agnostic with a slight preference for OOP languages.We are passionate about learning and sharing...

About The Job As an Expert Mobile App Developer at Allianz Technology, you will be responsible for designing, developing, and releasing mobile applications with the Flutter framework across the iOS and Android platforms for our partner projects, including building, releasing, and managing those applications in the Apple App Store and Google Play Store, as...

Since 2015, papernest has been transforming the way people manage their contracts, making subscription, management, and switching simple through one smart, intuitive platform. We have supported more than 2 million customers across France, Spain, and Italy. Along the way, we have continued to invest in new verticals, establishing papernest as a...

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, we're looking for passionate people to join our...

Allianz Technology is seeking an Expert Full Stack Developer to design, build, and maintain comprehensive web applications supporting partner projects. You will work across front-end and back-end components, optimize performance, and ensure security, while embedding AI capabilities to enhance functionality.The role requires 7 years of hands-on experience...

GTD is a high-tech company, committed to the design, integration, and operation of complex, mission-critical applications and systems throughout the world.We perform turnkey projects, engineering services and product development for our customers, developing state-of-the-art systems in the Space, Aerospace, Energy, Scientific Facilities and Defense and...

We're looking for an exceptional commercial leader to join an ambitious Barcelona-based PharmaTech company that is transforming how the pharmaceutical industry makes strategic investment decisions. This is not a traditional executive role. We're looking for someone who will initially join as the commercial leader of the business, working closely alongside...