Empleos de senior java backend engineer java 21 spring boot en Barcelona

About the role We are seeking a skilled Backend Engineer to join our dynamic engineering team. This role focuses on building scalable, robust software solutions using modern development practices. The ideal candidate will participate in high-level technical decisions, mentor team members, and help the team grow as the company expands.Key...

Your Mission: Shape the Future of Retail Experiences   At GK – a global leader in retail technology and part of the Fujitsu Group, specializing in checkout, store operations, and customer experience – you’re not here to maintain the status quo — you’re here to disrupt, innovate, and elevate. As a Fullstack Developer (all genders) you’ll be the...

 Who we are: Marfeel is a publishing intelligence platform trusted by over 5,000 publishers worldwide: including Business Insider, Le Figaro, El País and McClatchy. We help publishers turn data into action: understanding what content is working right now, what has performed over time, and what to do next. Our platform gives editorial, SEO, audience, and...

About the opportunity You will work in the Grow & Engage domain—the heart of the N26 experience. 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 collaborative Backend Engineer to join our mission-driven team. As a vital contributor throughout...

About the Company: SmartCore is a fintech holding building infrastructure for the next generation of payments. Our solutions cover the entire financial operations cycle — from core banking and processing to cards, wallets, and anti-fraud systems. We are a leading fintech company developing innovative solutions in payment processing and anti-fraud...

Location: Come and join us in Barcelona! We are looking for a talented and motivated Senior Backend Engineer (m/f/d) for our new Driver Onboarding team. As part of a highly skilled, cross-functional team comprising Fullstack Engineers, Backend Engineers, a Product Manager, a Product Designer, a Data Analyst, and a technical Engineering Manager, you will help...

About the opportunity You will be part of the Intelligent, which cross-functional teams power the operations at N26 and in some cases enable other tech teams through a robust platform approach. We are seeking a talented Lead Engineer to join our expanding teams and evolve our product, powered by a microservice architecture predominantly written in Java and...

¿Quiénes somos? Vincle es una empresa especializada en optimizar el proceso comercial con más de 30 años de experiencia en los sectores de Gran Consumo y Pharma, desarrollando proyectos internacionales para compañías líderes. La innovación forma parte de nuestro ADN. Apostamos por la evolución continua de nuestras plataformas, arquitecturas y...

About SumUp We believe in the everyday hero. Small business owners are at the heart of all we do, so we're creating tools that help them run their businesses. With a founder’s mentality and a 'team-first’ attitude, our diverse teams across Europe, South America and the United States work together to ensure that the small business owners we partner with...

Company DescriptionWho We AreCint is a pioneer in research technology (ResTech). Our customers use the Cint platform to post questions and get answers from real people to build business strategies, confidently publish research, accurately measure the impact of digital advertising, and more. The Cint platform is built on a programmatic marketplace, which is...

SlashMobility SlashMobility es una firma boutique tecnológica que está construyendo algo diferente a la consultoría tradicional. No queremos ser una fábrica de horas ni una consultora masiva. Estamos creando una casa para la Tecno Élite: profesionales que quieren trabajar con grandes corporaciones en retos reales, con equipos pequeños, muy buenos...

¿Interesado/a en nuevos retos? En Mensoft Consultores estamos buscando un/a Senior Full Stack Java & Angular para incorporarse a un proyecto innovador, desarrollando soluciones de última generación con tecnologías cloud, microservicios e IA Generativa. Funciones• Desarrollar y mantener aplicaciones Full Stack con Java y Angular.• Diseñar e...

We’re looking for a Senior Product Development AI Engineer to join our Cortellis Drug Discovery Intelligence (CDDI) team in Barcelona, where you’ll work on high-impact backend services enhanced with AI capabilities that power global pharmaceutical intelligence.In this role, you’ll take strong ownership of architecture and delivery while helping...

We are looking for a Senior Software Engineer - AI Product development to join our Cortellis CMC team in Barcelona and help build the next generation of AI-powered solutions for the pharmaceutical industry.In this role, you will design, develop, and operate scalable backend services, data pipelines, and AI-driven capabilities that power regulatory...

Jobandtalent Who we are: We are a workforce on-demand company that heavily relies on tech. We integrate the complete process of selecting, hiring, and managing employees, being the first in digitizing all the steps, introducing Artificial Intelligence solutions in multiple phases, obtaining faster and higher-quality service for our clients, and great...

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...

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...

Mission Speechify is the easiest way to listen to the world’s information. Articles on the web, documents in the cloud, books on your phone. We absorb it all and let you listen to it at your desk, on the go, at your own speed, and with tools that make learning easier, deeper, and faster. What streaming services have done for audio entertainment, we’re...

Join Proton and build a better internet where privacy is the default Proton was founded in 2014 by scientists from CERN on a simple truth: privacy is a fundamental human right. Since then, we’ve built the world’s largest encrypted email service (Proton Mail) and expanded into Proton VPN, Proton Drive, Proton Pass, and Proton Calendar—tools used by...

Your Mission: Shape the Future of Retail Experiences   At GK – a global leader in retail technology and part of the Fujitsu Group, specializing in checkout, store operations, and customer experience – you’re not here to maintain the status quo — you’re here to disrupt, innovate, and elevate. As a Fullstack Developer (all genders) you’ll be the...