Empleos de web3 fullstack engineer en Madrid

Software Engineer II, Fullstack (Repayment UX) Remote Spain At affirm, 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 Full-Stack Software Engineer. We're a full-stack...

Tether is hiring a Fullstack Engineer to help QVAC application teams build, review, test, and deliver robust software. You’ll focus on desktop and mobile apps, AI harness, and skills packages, while creating developer tools and integrating AI agents into engineering workflows. You will own parts of the tooling roadmap, work with engineers to implement...

EnN-iX nos encontramos en la búsqueda de un/a Senior .NET FullStack Engineer para sumarse a nuestro equipo de Desarrollo de Software e integrarse a una de nuestras células Scrum. Cada equipo ágil está conformado por roles de liderazgo técnico, desarrollo, arquitectura, QA, producto y gestión de proyectos. Buscamos un perfil Senior Full Stack con...

About the Role Working with a Series B Tech startup within energy industry. We are looking for a Staff Full Stack Engineer to lead technical vision, architectural design, and execution across systems driving their expansion. You will build high-impact backend infrastructure, automate tendering workflows, design deal-gating risk tooling, and deploy agentic...

NN Digital Hubis a subsidiary company ofNationale Nederlanden Grouplocated in Madrid, Spain. We deliver IT services and solutions for the different international Business Units from Nationale Nederlanden Group.FullStack EngineerYour Impact as FullStack EngineerWhat are you going to do? As a FullStack Engineer, you will have plenty of opportunities to help...

NN Digital Hubis a subsidiary company ofNationale Nederlanden Grouplocated in Madrid, Spain. We deliver IT services and solutions for the different international Business Units from Nationale Nederlanden Group.FullStack EngineerYour Impact as FullStack EngineerWhat are you going to do? As a FullStack Engineer, you will have plenty of opportunities to help...

Tether is hiring a Fullstack Engineer to help QVAC application teams build, review, test, and deliver robust software. You’ll focus on desktop and mobile apps, AI harness, and skills packages, while creating developer tools and integrating AI agents into engineering workflows. You will own parts of the tooling roadmap, work with engineers to implement...

Capitole is hiring a Fullstack Engineer (Frontend-Oriented) with 4+ years of experience to drive frontend components and Backstage integrations within the joint team. You will contribute to the portal's technical advancement and collaborate across ARTs and organizational units. The role emphasizes React development, REST APIs, and enterprise IT experience,...

Appfire is hiring a software engineer to build and improve Jira-related products with a focus on JMWE/JMCF, collaborating across a cross-functional team. You’ll influence product direction, design scalable cloud apps, and mentor teammates in a transparent environment. The role emphasizes performance, UX improvements, and exploring AI capabilities, with a...

T-Systems is part of the Deutsche Telekom Group, with around 30.000 employees worldwide.We create technology with purpose to generate a positive impact on society. We are looking for curious talent, eager to learn, take on challenges, and contribute ideas that transform our customers' experience. We trust people: we offer autonomy, continuous support, and...

Affinist, a remote-first company operating across Europe, seeks a Senior Full-Stack Software Engineer for the Repayments UX team.You will own quarterly goals, guide engineers, and drive scalable features across web and mobile platforms.The role requires 4+ years of experience with React Native and web frameworks, plus backend skills in Python or Kotlin.We...

Software Engineer Madrid I Full-time freelance contract I Join a leading global management and technology consultancy and work alongside experienced engineers, consultants and client teams to solve complex business challenges through technology As a Software Engineer, you'll translate business problems into robust engineering solutions, developing...

A German Sustainable Tech Unicorn that is redefining how global corporations handle transparency. Backed by a €130M Series C investment, our client has built a proprietary, serverless cloud infrastructure to ensure human rights and ecological responsibility across global supply chains. This is your chance to join a high-growth environment where engineering...

Knowmad Mood, una empresa líder en transformación digital, busca un/a desarrollador/a fullstack para trabajar en modalidad 100% remota. Se valora experiencia con Java 8+ (preferible Java 17/21), Spring Boot y microservicios, así como desarrollo front con Angular y bases de datos relacionales y no relacionales. Ofrecemos crecimiento profesional,...

A leading financial technology firm is seeking a Full Stack Data Analyst to join their Critical Data Products team. In this role, you will convert payment data into actionable insights, support payment migrations, and empower teams with dashboards in Looker. The ideal candidate has advanced SQL skills, experience in payments analytics, and a sense of...

zooplus is seeking a Senior Frontend Platform Engineer in Madrid to shape the shared frontend platform powering customer experiences across Europe. You'll design and evolve platform capabilities, improve developer workflows, and collaborate with engineers across teams to deliver scalable frontend solutions used by millions of customers. Hybrid work 60/40...

Our agentic platform helps finance and operations teams worldwide remove manual work from their core business processes, so work runs end-to-end with greater control and significant productivity gains. Today, over 550 enterprise customers use BLP across 1,300+ deployed projects. The Platform Team owns what all of them are built on: shared services and APIs,...

A tech company in Madrid is seeking a talented Software Engineer to join their Engineering team. You'll design and develop features for their next-generation AI tool, ensuring scalability and security. The ideal candidate has 5+ years of experience with Node.js and TypeScript, and should possess strong technical communication skills. This role offers...

NN Digital Hub Iberia S.L. is seeking a FullStack Engineer to join our Madrid-based team, collaborating with colleagues across NNBU's in ten countries to build modern front-end applications. You will contribute to frontend architecture using React/TypeScript and Node.js, ensure knowledge transfer, and support teams with end-to-end delivery in an agile,...

WayOps busca un Senior Fullstack AI Engineer para diseñar, desarrollar y evolucionar aplicaciones corporativas en un entorno enterprise, con foco en arquitectura, integración y automatización inteligente mediante IA. El rol implica liderazgo técnico, colaboración con equipos de desarrollo y datos, y definición de soluciones escalables a largo plazo. Se...