react English-speaking jobs in Madrid

Oversee clinical operations and ensure high-quality, holistic medical care. Responsibilities include leading multidisciplinary teams, developing treatment protocols, and coordinating care across specialties. Requires a strong medical foundation and experience managing complex cases.

Design and architect cloud solutions using AWS, Azure, or Google Cloud Platform. Develop and maintain microservices architecture and collaborate with teams to define, design, and ship new features.

This role focuses on maintaining a stable and robust last-mile delivery network. Responsibilities include managing routing, identifying potential issues, supporting new hub launches, and analyzing network data.

Contractor CRA role involves site management, including selection, SIV, and monitoring visits. Responsibilities cover protocol compliance, recruitment tracking, documentation, drug safety, and financial coordination. Requires 8+ years of CRA experience and a relevant degree.

This 3-month temporary Customer Service role in Valencia supports the Iberia region. The position manages customer orders, acts as the primary customer contact, and coordinates with internal departments. Requires previous customer service experience, fluency in Portuguese and English, and proficiency with ERP systems and MS Office.

Wolford seeks a Sales Assistant for a temporary contract to provide expert advice to international clientele. Responsibilities include customer engagement, merchandise management, and creating a customized shopping experience. Requires 2-4 years of retail experience and fluency in English.

LLM Engineer role involves designing and improving language models using quantum and AI technologies. Responsibilities include model compression, performance evaluation, and acting as a domain expert in LLMs. Requires a Master's or Ph.D. and experience with transformer models.

Lead Software Engineer for Digital Payments, leading teams to build and scale high-volume, secure money movement systems. Own global payment vendor integrations and drive initiatives using .NET Core and Microservices. Requires 7+ years of .NET experience and 3+ years leading complex projects.

Enterprise Partner Solutions Security Manager role requires fluent German skills. Focus on building growth strategies with technology partners, driving adoption of cloud security, compliance, and AI solutions. Experience in partner management and cybersecurity is key.

B2C Customer Success Representative requires fluency in Italian and English. This role supports customers across multiple channels, ensuring service excellence and building loyalty. Minimum one year of customer-facing experience is essential.

Remote ESL teacher needed to support international learners through an online platform. Requires a Bachelor's degree, recognized teaching certification, and 2+ years of ESL experience.

The Member Experience Specialist is the first point of contact for pre-travel member communications. This role manages member requests, ensuring efficient coordination between internal teams while delivering a premium, luxury service experience and supporting the sales journey.

Drive high-priority company initiatives and support financial planning. This role involves strategic and operational projects, leveraging AI, and improving organizational effectiveness. Strong analytical rigor is key.

Senior Digital Product Manager to own the vision, strategy, and roadmap for Exoticca's website. This role drives measurable business outcomes by leading the eCommerce & Martech Squad, balancing customer value and technical scalability.

Senior/Lead Data Scientist role focusing on building production LLM systems and agentic decision advisors. Requires expertise at the intersection of business, analytics, and AI to drive measurable impact.

Lead the finance function for APM Terminals Spain Gateways, acting as a strategic business partner to the Managing Director. Responsibilities include driving financial performance, governance, and leading finance transformation initiatives.

Team Leader role requiring French and advanced English proficiency. Responsibilities include ensuring KPI delivery, managing escalated issues, monitoring performance, and leading team projects. Experience in a contact center is required.

The Clinical Specialist Interventional provides procedural education and clinical support for Teleflex Interventional products in Spain. Responsibilities include training healthcare professionals, facilitating workshops and proctoring, and supporting the commercial and marketing teams. The role requires a healthcare professional with experience in interventional cardiology and strong communication and interpersonal skills.

Journalist to cover Spanish asset and wealth management sectors. Responsibilities include breaking exclusive news, interviewing industry leaders, and producing original research for the daily news service. Requires fluent Spanish and professional English.

Coordinate end-to-end order processing and transport planning to optimize logistics across EMEA. Responsibilities include managing ocean freight, customs, and route optimization to reduce costs. Requires German fluency and logistics experience.