Empleos de senior java developer scale performance en Barcelona

Enginy is a Barcelona-based startup on a mission to revolutionize how B2B sales and prospecting teams operate. Our cutting‑edge AI‑driven lead generation technology empowers sales teams to focus on what truly matters: selling. By automating manual prospecting, we help optimize workflows, ensuring a predictable and scalable sales pipeline—no wasted...

Drive meaningful impact across the life sciences industry. As our next Senior Consultant, you will contribute to solving meaningful challenges across the life sciences industry. We offer specialised management consulting services, working with top-tier life sciences companies as well as biotech startups — locally and globally. From strategy development to...

INFINNI, the infrastructure behind the creator economy, is seeking a Senior Backend Software Engineer to help build and scale our backend systems powering global products.You will design and implement scalable microservices in Java/Spring, craft robust RESTful APIs, and collaborate with teams across Europe and Asia to deliver high-performance software.Join a...

Smadex is a leading advertising technology company founded in Barcelona in 2011 and sold to American-based and stock-listed Entravision in 2018 (NYSE::EVC). We are a fully transparent platform built with top technology, countless programmatic management features and powerful machine learning algorithms to help advertisers grow their business at scale. We are...

Rocket Stars is seeking a Senior Genesys Cloud Engineer to design Architect flows and deliver API-based integrations at scale.You will own routing logic, automation, and real-time integrations within a modern cloud contact center platform, collaborating with Product, Architecture and Engineering teams to deliver high-performance customer experiences.The role...

About this job opportunityOur VisionTo be the world's most trusted global payroll partner, simplifying pay for all employees.Our MissionEmpowering global workforces with seamless, compliant, and innovative payroll and payment solutions, enabling businesses to thrive in a connected world.Our PeopleOur fundamental beliefs at CloudPay are built on core values...

Overview CHAMP Cargosystems provides the most comprehensive range of integrated IT solutions and distribution services for the air cargo transport chain. The portfolio spans core management systems, messaging services, and eCargo solutions, including applications supporting customs and security requirements, quality optimization, e‐freight, and mobility...

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,...

Participar en la migración progresiva de aplicaciones de Java 8 a Java 25. Realizar desarrollos, correcciones y refactorizaciones para garantizar la compatibilidad con las nuevas versiones de la JVM. Identificar y resolver incompatibilidades derivadas de la evolución del lenguaje y la plataforma Java. Garantizar la convivencia temporal entre componentes...

Is this you? Titan Operating System S.L. (Titan OS), the Barcelona-based technology, entertainment, and advertising company is looking for you! At TitanOS, we live by three core values: Make things happen - We take ownership, move fast, and deliver impact No ego - We collaborate with respect and humility to reach shared goals Show genuine passion - We...

DescriptionTitle: Senior AI Machine Learning EngineerLocation: BarcelonaAbout usAt Visium, we partner with leading enterprises to define their AI & Data strategy, execute large-scale transformations, and integrate AI across operations, securing their organization's future. Leveraging our expertise in strategy, cloud platform engineering, and artificial...

About Gartner IT: Join a world-class team of skilled engineers who build creative digital solutions to support our colleagues and clients . We make a broad organizational impact by delivering cutting-edge technology solutions that power Gartner . Gartner IT values its culture of nonstop innovation, an outcome-driven approach to success, and the notion that...

Job reference: 105_26_ES_EDD_RE2 Position: Research engineer - R data analysis tools developer (RE2) Closing date: Wednesday, 30 September 2026 About BSC The Barcelona Supercomputing Center - Centro Nacional de Supercomputación (BSC-CNS) is the leading supercomputing centre in Spain. It houses MareNostrum, one of the most powerful supercomputers in Europe,...

Smadex is a leading advertising technology company founded in Barcelona in 2011 and sold to American-based and stock-listed Entravision in 2018 (NYSE::EVC). We are a fully transparent platform built with top technology, countless programmatic management features and powerful machine learning algorithms to help advertisers grow their business at scale. We are...

hace 1 mes 3 Años de Experiencia DescripciónBuscamos incorporar a nuestra plantilla, con carácter indefinido, a un/a Senior FullStack Developer para participar en un proyecto del sector seguros, en Barcelona, con cierta presencialidad, en Barcelona, y nivel de inglés B2/C1. (entrevistas en inglés).Se valorarán candidaturas de otras provincias, con...

Festo inspires people and organizations around the world with innovative solutions for industrial automation. We are an independent family business and offer more than 20,000 employees the opportunity to take bold steps, realize their ideas, and take on responsibility. As a team, we grow by tackling challenges together and we welcome everyone who wants to...

Descripción del trabajo Senior Software Engineer Barcelona, local Candidates, Hybrid after 6 months Responsibilities ~ Working with all parts of the ~ AdTech stack , including ad delivery systems, OS and network level optimization ~ Setting the direction of the technical development of our brand-new platform ~ Working in public cloud environment...

PROGRAM OVERVIEW eDO’s ONE‑YEAR graduate program, NEXT, is designed for students about to graduate or who have recently completed a tech‑related degree. It focuses on personal learning and development while allowing participants to work on real projects that impact the company. WHAT YOU WILL DO Work directly in an Agile multidisciplinary team,...

About the role Monzo is seeking a Senior Product Data Scientist excited to help build the bank of the future. The role focuses on supercharging user engagement and creating a product customers truly love. Responsibilities Apply expertise in quantitative analysis, data mining, and data presentation to understand how users interact with products and derive...

Senior Multilingual Google Ads Account Manager Location: Barcelona, Spain Starting Date: To be confirmed Work Model: On-site We are hiring a Senior Multilingual Google Ads Account Manager to support advertisers across the DACH region. This role is ideal for candidates with strong hands-on experience in Google Ads who are comfortable working in a...