25,305 ofertas de front end developer part time en toda España.

UST is seeking a Full Stack Software Engineer focused on frontend (React + TypeScript) while being comfortable with Java/Spring Boot backend. This replacement role is based in Madrid with hybrid work, emphasizing engineering practices and code quality within a regulated client environment. The candidate will join a cross-functional, ...

Octopus Energy is seeking a Senior Frontend Engineer to lead frontend architecture for customer onboarding flows and private area, with a focus on TypeScript, React, and Next.js. You will collaborate across Europe and own frontend modules end-to-end. Location options include Barcelona or Valencia in a hybrid setup. Strong ...

M Métrica Consulting, una consultora de negocio e integración de sistemas, busca un Desarrollador Fullstack Senior con más de 4 años de experiencia en backend con Java/Spring y frontend en React. Diseñará y mantendrá servicios, desarrollará funcionalidades end-to-end y trabajará con Kafka, analizando código heredado y asegurando ...

Experis Manpower Group in Madrid seeks an engineer to own technical products and drive end-to-end projects with a cross-functional team. You will apply deep programming knowledge and cloud experience to deliver tangible business value from day one. The role favors an entrepreneurial mindset, proactive problem solving, and ...

Garaje de ideas | Groupe EDG busca un/a Senior UX Researcher con autonomía para definir y ejecutar investigación end-to-end en productos digitales complejos (B2B/Enterprise). El objetivo es entender necesidades, flujos de trabajo y contextos de uso, transformando hallazgos en recomendaciones accionables que impacten la ...

The Bayer CropScience Limited Senior Data Scientist/Engineer will lead end-to-end data science initiatives across Veg PS digital landscape. You will partner with crop and digital enablement teams to build ML solutions, cloud pipelines, and APIs that deliver enterprise dashboards and data products. You will mentor team members ...

Currencies Direct is seeking a dynamic Affiliate Partnerships professional to grow our partner network in Barcelona. You will identify new opportunities, engage with decision-makers, and manage end-to-end sales cycles to build a robust pipeline. You will collaborate with internal teams to tailor solutions, support partners ...

GoMining is seeking a General Manager to own the Cards direction end-to-end, from strategy and product to P&L and team leadership. You will drive unit economics, partnerships, and delivery, ensuring scalable growth and profitability for the card program. You will own the strategy, roadmap, and key metrics, leading the engineering ...

Avolta seeks a Loyalty Data Scientist to advance from reporting-led analytics to AI-powered, personalized traveler engagement at scale. You will own end-to-end data science solutions, partnering with Loyalty, CRM, Digital, and Data teams to embed predictive insights across customer journeys. The role reports to the Director, ...

24/i is seeking a motivated Full Stack Engineer in Madrid to own projects spanning frontend and backend. You will build high-performance applications for streaming platforms, contribute to the 24i core technology orchestrator, and deliver features end-to-end with a strong emphasis on quality and scalability. You will collaborate ...

... servicio de desarrollo y mantenimiento de la plataforma de Cuentas. Operarás en un entorno híbrido (Mainframe + AWS) y serás la pieza clave para garantizar servicio end-to-end, con foco en fin de día, conciliación y reporting regulatorio. Se requiere experiencia de 5+ años en banca y gestión de servicios, con capacidad analítica ...

Hewlett Packard Enterprise in Spain is seeking an Inside Account Executive to own the end‑to‑end account strategy for medium business accounts, develop key relationships, and drive growth across devices and services. Travel is up to 25% and a hybrid work model is offered to support work‑life balance. The role requires a ...

Garaje de ideas busca un Senior UX Researcher con autonomía para definir y ejecutar investigaciones end-to-end en productos digitales complejos B2B/Enterprise. El objetivo es entender necesidades, flujos y contextos de uso y convertir hallazgos en recomendaciones accionables que conecten con estrategia de producto. Trabajarás ...

Atmen, a Munich and Madrid-based RegTech startup, is hiring a senior full-stack engineer. You will develop, test, and deploy scalable software across frontend and backend layers using TypeScript, React, https://jobeax.com/link/JSd7UYCSg572jJDY, PostgreSQL, and AWS. You’ll own features end-to-end, mentor teammates, and help ...

... for the Acquisition Planning team. You will build software to task satellites, plan data acquisitions, and convert orbit mechanics into actionable intelligence—end-to-end across the stack. You will collaborate with engineers and product managers, define architecture, and shape a platform at the crossroads of software, applied ...

bsport is seeking a Senior Product Designer to elevate usability across data-rich, workflow-driven experiences for a fast-scaling SaaS platform. You will design end-to-end journeys, work with dashboards, and translate strategy into elegant, efficient user interfaces. You’ll partner with product managers and engineers, contribute ...

... from home per week. We’re looking for an experienced mobile-first Product Designer to shape world-class native mobile experiences for Ebury clients. You’ll own end-to-end design for key areas of the mobile experience, collaborating with Product, Engineering, Data and Operations to define problems, explore opportunities and ...

... experienced Product Designer to shape onboarding and activation experiences for business customers, balancing user needs with regulatory and risk controls. You will own end-to-end design across onboarding journeys, collaborate with Product, Engineering, Data, Operations, Compliance and Risk, and contribute to design system and mobile/web ...

... conectar estrategia, creatividad y talento influyente y asegurar que cada colaboración tenga sentido cultural y de negocio. La persona ideal gestionará campañas end-to-end, identificando creadores con criterio, negociando fees, supervisando contenidos y analizando KPIs para mejorar futuras campañas; modalidad remota o híbrida ...

... Diseñar e implementar integraciones entre plataformas, APIs REST y automatización IA forman parte del día a día. El rol colabora con arquitectura, negocio y datos, promoviendo prácticas seguras y escalables en entornos complejos. Se valorará visión end-to-end, interlocución con negocio y experiencia con herramientas de IA.