Empleos de contract full-stack engineer en Madrid

SIX Group Services Ltd. in Madrid is seeking a Software Engineer to join the Application Development Team. You will contribute to modern tech products for tax services, acting in a self-organized, agile environment with collaboration between Business and IT stakeholders.Responsibilities include running operations, implementing enhancements, and ensuring...

Spain | Remote | Senior Engineering Opportunity Max IT Consulting – Max Corporate Group is looking for a Senior Software Engineer – Digital Banking & Fin Tech Products to join a fast-growing New York fintech company building banking and payment products for US prediction markets and regulated gaming. The company develops consumer-facing financial...

Toggl is seeking a Senior Full Stack Engineer to join a Tribe responsible for Toggl 2.0, a unified planning, time tracking, and time intelligence product. You’ll own cross‑functional features from API to UI, working with React/TypeScript on the frontend and Golang on the backend, with PostgreSQL as the data layer.You’ll collaborate with product...

Max IT Consulting – Max Corporate Group is looking for a Senior AI-First Full-Stack Engineer to join a fast-growing European technology company building an AI-powered workforce platform for the healthcare sector.The company operates a multi-sided marketplace used by hundreds of hospitals and care organizations across several European countries, connecting...

Moffatt & Nichol is seeking a Backend/ Full Stack Software Engineer (mid to senior) to join our Valencia or Algeciras office. You will work on cloud-based applications using Angular and Java Spring Boot in a microservices environment, collaborating with cross-functional teams to deliver scalable, maintainable solutions. The role involves full SDLC...

Lexroom Srl is building Europe’s leading legal AI platform with a Barcelona focus. You will be a senior engineer in a small squad, owning the technical decisions and delivering production-grade features.You’ll work across the stack (Next.Js, TypeScript, Python, Django) and collaborate with product and design to ship high-impact capabilities. Fluency in...

Owen Thomas | B Corp™ is seeking a Senior Staff Full stack Engineer on a 12‑month contract. This fully remote EU‑based role centers on Rust and Java for backend, with React and Python as secondary stack. The contract is Outside IR35 and pays £500-600 per day. You will help shape backend services, contribute to architectural decisions, and collaborate...

Combina desarrollo Full-Stack, ingeniería de datos e Inteligencia Artificial en proyectos tecnológicos de entorno empresarial.En GP DIGITAL buscamosData & AI / Full-Stack Software EngineerIBM ASPERAUn reto multidisciplinar en el que podrás trabajar con tecnologías como Python, Java, React, LLM y RAG, con la oportunidad de especializarte en IBM Aspera,...

Omega CRM, a Merkle company within the dentsu group, is hiring an AI / Cloud Full Stack Developer to design, build and deploy LLM-based solutions. You’ll create agents with tool calling, memory, and orchestration, plus pipelines using embeddings, vector databases, and RAG on AWS Bedrock and AgentCore.Remote in Spain, permanent contract with flexible...

AUBAY in Barcelona is seeking a Full-Stack Developer skilled in Java, Python, and Angular to join our multinational team on international projects. You will design and implement end-to-end features, build scalable REST APIs and cloud-based services on AWS, and collaborate with product, QA, and operations in an agile environment.The role emphasizes...

Aircall is a unicorn AI-powered customer communications platform with a global footprint. We are looking for a back-end engineer to design, develop, test and monitor code in production, collaborating with product managers, designers and other engineers to deliver secure, scalable solutions. You will mentor teammates and stay updated on new technologies and...

At Julius Baer, we celebrate and value the individual qualities you bring, enabling you to be impactful, to be entrepreneurial, to be empowered, and to create value beyond wealth. Let's shape the future of wealth management together. Responsible for designing, developing and testing software modules, ensuring optimal functionality and integration within...

¿Te aburre hacer lo mismo todos los días? Entonces sigue leyendo. En Age Reversal Institute trabajamos en longevidad y salud preventiva con tres marcas: Age Reversal (programas clínicos presenciales), True Longevity (plataforma digital por suscripción) y RVRS (nutracéuticos y skincare). Buscamos a alguien para el equipo Digital que disfrute tocando de...

A leading software development company in Zaragoza is looking for a Full Stack Engineer (Senior/Lead) to join their agile team. The ideal candidate will have over 5 years of experience building scalable systems and proficiency in ReactJS, NodeJS, and React Native. Responsibilities include developing new features and ensuring application performance. The...

Schwarz Digits creates the technological foundation for digital sovereignty in Europe.¿No sabe con seguridad qué habilidades necesitará para esta oportunidad? Simplemente lea la descripción completa a continuación para obtener una idea clara de los requisitos del candidato.As the IT and digital division of the Schwarz Group, we develop and manage the IT...

Tennders Europe S.L. is seeking an enthusiastic and driven full stack developer to join our technology team. You will develop and test software to business needs, and contribute to upgrades for existing applications. Fluent in English and Spanish, you will work with HTML5, CSS3, RESTful APIs, PHPUnit, Postman tests, and Docker. You will document work and...

BME - Bolsas y Mercados Españoles - drives the transformation of financial markets and belongs to SIX, the third largest exchange group in Europe. What sets us apart drives us ahead: between local roots and global relevance, we are a unique blend of tradition and future, of foundation and growth. We value bright minds and inspire them to grow with their...

Descripción del puesto de trabajoEmpresa tecnológica internacional busca incorporar un Fullstack Developer para participar en la evolución de una plataforma cloud, desarrollando soluciones de software escalables y servicios orientados a entornos de producción.Colaborará con equipos de desarrollo, producto, calidad y operaciones, participando en las...

En Afiansys buscamos un/a desarrollador/a Full Stack con al menos 5 años de experiencia en proyectos de desarrollo Afiansys es una empresa dedicada al desarrollo de sistemas para Contact Center para grandes empresas. Realizamos integraciones y desarrollos a medida para para dotar de mejoras o nuevas funcionalidades a los productos de Contact Center y de...

Develops GUI/HMI components for simulation and virtualization products in an Agile environment. Derives requirements, designs architectures, and performs integration testing.