senior full stack engineer

A leading software development company in Barcelona is looking for a Senior Full Stack Engineer to enhance a health and wellness platform. The successful candidate will work on web and mobile applications, contributing to performance and user experience. Ideal applicants have 5+ years in scalable systems and expertise in ReactJS, NodeJS, and React Native....

Axpo Group is seeking a Full-Stack Engineer with a strong frontend focus to join our Madrid team. You will design, develop, and enhance web applications with emphasis on user-facing features and interfaces, using Angular, React, and TypeScript, while collaborating with product and design teams.You will contribute to backend services in Python and APIs, write...

AI Engineer / Full Stack Developer - AI Reporting & InsightsMadrid, SpainWarsaw, PolandFull timeR-Job DescriptionAre You Ready to Make It Happen at Mondelēz International?Join our Mission to Lead the Future of Snacking. Make It Uniquely Yours.You provide software and application knowledge to support implementation of the given solutions.How you will...

PepsiCo International dCommerce team is seeking an experienced Full Stack Software Engineer to advance Nova, our Digital Shelf product, combining backend integrations with rich user experiences to drive digital commerce growth. You will own end-to-end delivery, mentor teammates, define API contracts, ensure quality with automated tests and CI/CD, and...

EY GDS Spain is seeking a Senior Full Stack Developer with strong Angular and Spring Boot expertise. You will design and maintain enterprise web apps, lead frontend activities, and ensure WCAG 2.1 AA accessibility compliance across interfaces.Collaboration with global teams and UX designers is key to delivering scalable, secure solutions with robust RESTful...

EPAM Systems is seeking a Senior Full Stack Engineer to join our team in Madrid, specializing in financial services technology. This on-site role focuses on designing, building, and maintaining robust, scalable applications using Java and React, while collaborating with cross-functional teams.The ideal candidate will have a strong background in both backend...

Bark is seeking a Senior Full Stack Engineer based in Spain for a fully remote role. You’ll own both frontend and backend work in the Acquisition domain, building scalable APIs and marketing tooling, including AI-powered internal tools to streamline campaigns and autonomous workflows.You’ll collaborate with marketing, product and design to ship...

NaviLens is redefining accessibility through cutting-edge technology. We are seeking a Senior Full Stack Developer to own the content management tools, the APIs powering our app, and the data/automation ecosystem for international scale, improving millions of users' lives.This role combines technical depth with real product ownership in production. You will...

Anywhere within Spain, Spain | Posted on 09/09/2026On this occasion, we are looking for a Senior Full-Stack Engineer to join our Network Intelligence area. As a Future Connections developer, you will be part of a multidisciplinary team of Telco engineers and software developers building cross-platform applications for network optimisation, automation,...

About Longtail Longtail is building an intelligent decision-streaming platform that helps airlines make smarter, faster commercial decisions in real time. Combining automation, proprietary algorithms, AI, and live data, our technology helps airlines optimize pricing, availability, and product flexibility across thousands of routes worldwide. We're a...

T-Systems, part of the Deutsche Telekom Group, is seeking a Senior Software Developer with Java, Angular and DevOps skills. You will design, implement and maintain backend, frontend, and deployment pipelines for a range of business challenges in a global setting.You will work with Java, Spring, PostgreSQL, Angular/TypeScript, Docker and Kubernetes,...

T-Systems, part of the Deutsche Telekom Group, is seeking a Senior Software Developer with Java, Angular and DevOps skills. You will design, implement and maintain backend, frontend, and deployment pipelines for a range of business challenges in a global setting.You will work with Java, Spring, PostgreSQL, Angular/TypeScript, Docker and Kubernetes,...

EY GDS Spain is seeking a Senior Full Stack Developer with strong Angular and Spring Boot expertise. You will design and maintain enterprise web apps, lead frontend activities, and ensure WCAG 2.1 AA accessibility compliance across interfaces.Collaboration with global teams and UX designers is key to delivering scalable, secure solutions with robust RESTful...

A global technology company is seeking a Senior Full Stack Engineer in Spain to strengthen its brand. This role involves leading projects in an agile environment, mentoring team members, and ensuring the quality of code. The ideal candidate will have over 7 years of experience, strong proficiency in Java, CI/CD practices, and familiarity with AWS...

About Cakewalk Cakewalk is access management for the entire workforce: AI agents and human identities. We built a single platform to govern and secure access in companies through policy-first access management, runtime provisioning, and identity-linked lifecycles. We are looking for a Senior Full-Stack Engineer (m/f/d) to join our ambitious engineering team...

Closer Logistics busca un Senior Full Stack Engineer con mínimo 5 años de experiencia para desarrollar y mantener aplicaciones y servicios en producción. Se valora experiencia en PHP 8+, Symfony, Python y arquitectura de microservicios, con despliegue en GCP y contenedores Docker/Kubernetes.La posición ofrece teletrabajo según el proyecto, horario...

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...

Preply is looking for a Senior Full Stack Engineer in Barcelona to help shape the future of our learning platform. You will balance backend focus (Python/Django) with frontend work (React/Typescript), driving data-informed product decisions and scalable architecture. You’ll mentor peers, raise engineering standards, and partner with product, data, and UX...

Preply is hiring a Senior Full Stack Engineer to drive backend and frontend initiatives in a fast-growing learning platform. You will own key backend services in Python/Django and craft frontend experiences in React/Typescript, while mentoring peers and shaping scalable architecture.Obtenga más información sobre este puesto leyendo los detalles a...

Frontiers is seeking a Senior Full-Stack Engineer with a backend lean to join the RTM team. You will own complex backend systems and full-stack features end-to-end, from specification refinement to production monitoring.The role emphasizes autonomy, ownership, and technical leadership, with a distributed, AI-enhanced development lifecycle and a focus on...