Empleos de contract full-stack engineer en Madrid

bunch is building the backbone of private markets. We are enabling next-gen fund operations with one integrated system that combines secure data infrastructure, AI-powered workflows and expert fund services. If you value ownership, growth through real responsibility, and working with a thoughtful, ambitious team, this role might be for you.Your role You’ll...

Avooq is seeking a talented Full-Stack AI Engineer to migrate to scalable infrastructure and maintain a high-performance platform. You will lead the migration to custom cloud infrastructure, build scalable React/Next.js and Node.js systems, and deploy production-grade AI/LLM integrations with high concurrency. Ideal candidates have 5+ years of full-stack...

Confidencial en Madrid busca un/a Ingeniero/a de Software Full Stack para unirse a equipos de ingeniería y contribuir al diseño, desarrollo y mantenimiento de aplicaciones web modernas. Se enfocará en React, TypeScript y tecnologías cloud-native para entregar soluciones seguras y escalables. Trabajarás en un entorno ágil con ingenieros, product...

MaxIT Consulting – Max Corporate Group in Barcelona, Spain, seeks a Senior AI-First Full-Stack Engineer to own the full product stack, from frontend to deployment, with AI-assisted development as part of the workflow. You will join a small, founder-led team and influence product and engineering decisions. You will design and deploy production web apps...

bunch is building the backbone of private markets. We are enabling next-gen fund operations with one integrated system that combines secure data infrastructure, AI-powered workflows and expert fund services. If you value ownership, growth through real responsibility, and working with a thoughtful, ambitious team, this role might be for you.Your roleYou’ll...

Ashby is looking for an ambitious full‑stack engineer to solve customer problems and build long‑term features. You will own major parts of the product, drive projects, and deliver high‑quality software. Responsibilities include researching, wireframing, and implementing features, as well as collaborating with teams to translate requirements. Benefits...

Mondelēz International is seeking an AI Engineer / Full Stack Developer to join Mondelēz Digital Services. This role is based in Madrid, Barcelona or Warsaw and focuses on building an AI-powered insights platform that turns market data into decision-ready recommendations for teams worldwide. You will design data pipelines, deploy AI/ML models, and ship...

UST España & Latam is seeking an experienced Developer Analyst - Full Stack Developer to join our team in Spain. The role requires 5+ years designing, developing, and maintaining scalable web applications with strong Angular, Node.js, Spring Boot, and OpenShift expertise. You will design, develop, and maintain full-stack solutions, work across frontend and...

Location Barcelona and surrounding areaWorking model Hybrid – 4 days remote, 1 day per week in our Barcelona officeOffice KPS Iberia, C/ Pau Claris 162-164, 08037 BarcelonaAbout KPS KPS is a global consulting and technology company delivering digital transformation and e-commerce solutions for leading international clients. At KPS Iberia, you will work in...

Seeking a Full Stack Engineer for a remote role to enhance search and discovery platforms, optimize SEO/GEO visibility, and develop analytics tools. Requires strong JavaScript and React skills, SQL knowledge, and understanding of SEO fundamentals.

GMV in Tres Cantos, Madrid, Spain is seeking a software engineer to design, implement and maintain web-based solutions that support real-world business processes. You will build APIs, backend services and responsive frontend interfaces while integrating with external systems and guiding testing, deployment, and ongoing maintenance.As part of a...

Se busca desarrollador Full Stack con 3-5 años de experiencia en Django y React para una start-up energética.Responsable del desarrollo de API, UI, integraciones y tareas de back-office.Trabajo presencial en Azuqueca de Henares.

Apply for Full Stack Software Engineer | Inglés | Híbrido Madrid Centro at knowmad mood in Madrid, MD, ES. This Full time on site position offers great opportunities for career growth.Somos una compañía líder en transformación digital, en constante evolución y a la vanguardia de la tecnología. Nacimos para provocar un cambio real a través de la...

About the job Full-Stack Lead Engineer (Founding Team)Company:CareerGenieLocation:Remote (Spain orPortugal-based)Type:Full-TimeCompensation:45,000- 60,000/year+ EquityAbout CareerGenieCareerGenieis reimagining how people find meaningful work witha platform powered by multiple agents like AI Recruiter, AI Career Coach and AI Global Mobility Expert amongst...

Senior Full Stack Engineer – Industrial Sustainability Reporting Platform (React, Go)Full-timeIFS is a billion-dollar revenue company with 7000+ employees on all continents. Our leading AI technology is the backbone of our award-winning enterprise software solutions, enabling our customers to be their best when it really matters-at the Moment of...

Desarrollador Full Stack con experiencia en Elixir para diseñar y mantener aplicaciones de IA y datos, con enfoque en escalabilidad.

Julius Baer in Madrid seeks an experienced software engineer to design, develop and test modules for complex banking systems. You will own the full delivery lifecycle from design through deployment, collaborating with cross-functional teams to translate business needs into robust solutions. Strong Java/Full-Stack skills, Spring Boot, React/Angular, and CI/CD...

Mondelēz International seeks an AI Engineer / Full Stack Developer for AI Reporting & Insights, Barcelona or Warsaw based. You will design, build, and deploy data pipelines and AI models turning market data into decision-ready insights for stakeholders globally. You will collaborate with Product, Data Science, and Business teams, implement CI/CD, IaC with...

Responsibilities * Lead the design, development and operation of new capabilities across our SaaS products. * Make architectural decisions that balance immediate business needs with long‑term scalability and maintainability. * Work closely with product, engineering and business leadership to shape product roadmaps and technical strategy. * Identify and...

Lever, Inc. is seeking a Staff Full Stack Engineer - Sell Side Engine based in Spain. The role focuses on hands-on engineering to rebuild systems supporting origination, contracting, onboarding, and growth in a rapidly scaling energy technology environment. You will own architecture decisions, work across pricing, data, billing, and risk platforms, and...