Empleos de senior fullstack developer en Madrid

Aircall is a unicorn, AI-powered customer communications platform used by 22,000+ companies worldwide to drive revenue, resolve issues faster, and scale customer-facing teams. We're redefining customer communications by bringing voice, SMS, WhatsApp, and AI together into one seamless workspace.Our momentum comes from a simple idea: help teams work smarter,...

We're looking for a Senior Python Developer to join our team in Madrid or Barcelona, Spain in a hybrid working mode. In this role, you will design and implement secure, high-performing backend services that enable generative AI-driven applications across Azure. You will develop GraphQL APIs, optimize relational database structures and integrate AI/LLM...

Descripción del puesto Buscamos un/a Senior Backend Developer con al menos 4 años de experiencia en desarrollo backend y experiencia en Java, Spring Boot, MQ Series y PostgreSQL. La persona seleccionada participará en el desarrollo e integración de aplicaciones empresariales, trabajando con arquitecturas de microservicios y soluciones orientadas a...

About Cigna: Cigna Healthcare is a global health service company dedicated to transforming healthcare. With roots in the U.S. and operations in over 30 countries, we serve more than 180 million customers and patients worldwide. Ranked 13th on the Fortune 500 in 2025, Cigna is recognized as one of the most trusted and influential names in the industry. Our...

Schwarz Digits creates the technological foundation for digital sovereignty in Europe. As the IT and digital division of the Schwarz Group, we develop and manage the IT infrastructures for the retail divisions Lidl and Kaufland, as well as Schwarz Production and PreZero. At the same time, we operate as an independent provider in the external market to...

About the JobThe Software Engineer plans, develops, tests and maintains software solutions. You will manage the technical design and the application development, including testing the developed software. This also includes support and consultation activities in the concept phase of the planned application. What you doCheck functional and technical...

Sector: Banca / Internacional Ubicación: Preferiblemente en oficinas, con posibilidad de valorar modalidad 100% remota. Modalidad: Híbrida / Remota según ubicación. Experiencia: Senior (mínimo 4-5 años). Inglés: C1. Salario máximo: 60.000 € brutos anuales. Incorporación: ASAP. Duración: Proyecto previsto para todo 2027. Descripción del...

Desarrollador FullStack AngularEmpresa:Zemsania Ubicación:Barcelona (Modelo Híbrido - 1 día/semana en oficina) Experiencia Requerida:5+ años ¡Únete a nuestro equipo en Zemsania y sé parte de la transformación digital en el sector seguros! Buscamos un/a Desarrollador/a FullStack con una sólida experiencia en Angular y Java/Kotlin para unirse a...

Senior Software Engineer, Fullstack (Repayments UX) Remote Spain At Affinist we exist for the moments that matter—giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most. The Repayment UX Engineering team is growing, and we're looking for a Senior Full-Stack Software...

For over a decade now, OpenNebula Systems has been building the open source technology that helps organizations around the world to manage their corporate data centers and build Enterprise Clouds with unique, innovative features. Born back in the day as an open source platform for Private Clouds, OpenNebula is a powerful, but easy-to-use, open source Cloud...

We are currently seeking a Senior PHP Back-end engineer with 5+ years of experience to join our team. The candidate should possess a diverse set of skills, ranging from proficiency in PHP, either plain or though frameworks, to hands-on experience with non-relational databases (especially MongoDB), object-oriented programming (OOP), Git version control, and...

At Appfire, we believe that great work happens when people get to choose how they work. After 20 years of creating software that empowers teams to break silos and collaborate seamlessly, we've learned that one size does not fit all. We're a team of 800 employees, working remotely across 28 countries. Our flagship products include: JXL, Comala Document...

Alan, the health prevention platform, is hiring in Spain. You would join the Engineering team building AI agents that answer 1 M+ members’ questions about reimbursements, coverage and claims — instantly and without a human. We move fast with ownership, ship production AI, and use a stack of React, Python/Flask, Postgre SQL. Remote-friendly, in-person...

Jobgether in Spain is seeking a Senior Fullstack Developer (m/w/d) with Claude Code expertise to help launch and evolve an AI-assisted marketplace for life coaching and counseling. You will focus on backend with Type Script, Node.Js, and Firebase, while contributing to frontend with Svelte Kit and Tailwind. The role offers ownership of critical features,...

Take your career to the next level with Amaris Consulting as a PHP Developer. Be part of an international team, thrive in a global group with a €800M turnover and over 1,000 clients worldwide, and an agile environment. The ideal candidate will have a proven track record in building scalable, high‐quality applications and is comfortable working across the...

¡Forma parte del futuro de Paradigma!Buscamos un A zure & On PremiseCloud Architect referente técnico para participar en proyectos de infraestructura, centrándose en el ambito cloud de paltaformas empresariales basadas en Azure & onpremise. ¿Que buscamos?Cloud Architect senior con experiencia consolidada en entornos de Azure y Onpremise para proyectos...

Equitable Earth is seeking a Senior Fullstack Engineer to build and evolve web and mobile apps, collaborating with the Tech Lead and Product team. You will own features end-to-end, mentor peers, and push for high engineering quality, including AI-driven workflows. The role is fully remote with significant overlap with French business hours, offering a...

Deine Aufgabe Als Senior Software Developer mit Java-, Angular- und DevOps-Kenntnissen bist du verantwortlich für das Design, die Implementierung und die Wartung von Back-End-, Front-End- und DevOps-Lösungen für eine Vielzahl von geschäftlichen Herausforderungen. Dazu gehören Technologien wie Java, Spring-Ökosystem, PostgreSQL, Angular und TypeScript,...

Buscamos incorporar un/a Senior Backend .NET Developer / Tech Lead para participar en un proyecto tecnológico estable, orientado al desarrollo backend con C# y .NET , diseño de APIs, microservicios y buenas prácticas de arquitectura software.La persona seleccionada trabajará en modalidad híbrida, con asistencia presencial 2 días a la semana en las...