Empleos de senior back-end java developer en Barcelona

Exoticca Travel UK Limited in Barcelona is seeking a Senior Back-end Software Engineer. This position involves building systems for travel product configuration and ensuring operational excellence.The ideal candidate has strong problem-solving skills, experience with AI tools, and a deep understanding of RESTful APIs. The role offers a competitive salary,...

Overview Senior Performance Marketing Manager to own paid acquisition across four European markets. You will lead end-to-end paid media strategy, execution, optimization, and reporting to generate qualified leads and sales pipeline. You’ll collaborate with Sales to refine lead quality and impact, while adapting tactics to local market dynamics. This is a...

Senior Ecommerce Growth Strategist Responsibilities Be willing to put in the hard work required and be hungry enough to go through the kick‑off. Be ready and prepared for this to be the hardest job you have ever worked, as you would fundamentally develop a high‑leverage new skill. Take feedback and implement it fast. Finish the work to...

Frekuent is building the engine behind payments and loyalty for unattended environments. We seek a backend engineer to own features end-to-end with AI-assisted workflows, collaborating with Product and Data teams to deploy scalable, reliable systems. Join a lean, senior team that moves ideas from Slack to production quickly, using AI tools to accelerate...

Stark Future SL is seeking a Senior Backend Engineer to design, develop, and operate production web services that power our AI-enabled backend. You will own critical components and collaborate across product, AI, and operations teams in a fast-moving Barcelona-based environment.Join a ambitious team building premium electric motorcycles and a scalable...

Overview Buscamos incorporar a nuestra plantilla, con carácter indefinido, a un/a Senior FullStack Developer para participar en un proyecto del sector seguros, en Barcelona, con disponibilidad para cierta presencialidad en la zona. Si cuentas con una sólida experiencia en Java Spring Boot y Angular 21, y te motiva trabajar en un entorno tecnológico...

Stark Future SL is seeking a Senior Backend Engineer to design, develop, and operate production web services that power our AI-enabled backend. You will own critical components and collaborate across product, AI, and operations teams in a fast-moving Barcelona-based environment.Join a ambitious team building premium electric motorcycles and a scalable...

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...

About UsAt Softonic, people come first. We’re a multicultural team, passionate about building digital experiences used by millions of users worldwide. Our diverse backgrounds and perspectives drive how we collaborate, innovate, and grow. Our culture is shaped by four principles:Step up: Take ownership and act with integrity.Work smart: Focus on impact...

5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards. We are looking for a C# Developer to contribute to the development and...

Hey there, Kubernetes people! ️Every engineer here waits on CI several times a day. We want someone who finds that wait personally annoying.Why this role exists?Hundreds of developers push to a large Ruby on Rails monorepo, and every push lands on a runner fleet that the Developer Experience team builds, runs and keeps fast.That fleet is self-hosted...

About SeqeraSeqera is on a mission to empower scientists and organizations to solve humanity’s biggest challenges through data-driven science. As the company behind Nextflow and the Seqera Platform, we enable global enterprises, biotech innovators, academic institutions, and public sector organizations to scale complex data workflows with...

As a Senior Web Software Engineer, you will build and evolve serverless, cloud-native microservices using Python or TypeScript and React. You’ll integrate GenAI capabilities into cutting-edge AI-enabled risk platforms and collaborate across cross-functional teams to deliver scalable solutions. You will help shape Moody’s Digital Content & Innovations...

Krell Consulting & Training, S.L. busca un/a Senior Fullstack Developer con sólida experiencia en Java, Spring Boot y tecnologías frontend para un proyecto tecnológico con IA. La posición es híbrida en Barcelona, con aproximadamente un día presencial por semana.Se valoran experiencia en APIs REST, entornos Cloud y herramientas de IA de desarrollo, así...

We are looking for a Senior Software Engineer to join our Unified Compute team and take ownership of the application layer that turns computational capability into something our customers can configure, run, and pay for - spanning Seqera Intelligent Compute, its integration with the Seqera Platform, and the metering and billing that sits behind themThis...

At Viaplay Group, we entertain millions of people every day through our streaming services, radio networks, and TV channels. We believe in the power of content not just as a way of telling stories and touching lives, but also expanding worlds.  Right now, we’re searching for a Principal Engineer in our Barcelona office - are you ready to hit play on...

N26 is seeking a Senior Backend Engineer to join the Customer Risk Lifecycle team, contributing to secure, scalable services across the platform. You will collaborate with a Tech Lead to design, implement and maintain features while mentoring teammates and upholding code quality. English proficiency is required, with offices in Berlin and Barcelona. The...

About SeqeraSeqera is on a mission to empower scientists and organizations to solve humanity’s biggest challenges through data-driven science. As the company behind Nextflow and the Seqera Platform, we enable global enterprises, biotech innovators, academic institutions, and public sector organizations to scale complex data workflows with...

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...

The Senior Technical Writer is an individual contributor role embedded at the intersection of Product, Engineering, and Customer Experience. The right person owns every piece of content that helps our Sales and customers understand, install, integrate with, and get value from Webfleet’s products — across hardware, software, and developer-facing APIs —...