frontend developer English-speaking jobs in León

Lead a team focused on AI video creation, visual storytelling, and copywriting to produce content that explains the product, drives acquisition, and shapes the Memorae brand. Manage a team of designers, AI video creators, editors, and creative producers while defining workflows, production pipelines, and creative standards.

Freelance SAP Security Consultant needed for a project focused on SAP role redesign and security model optimization. Requires experience in SAP security and authorizations, role redesign, and collaboration with business stakeholders.

Information Security Professional will contribute to customer projects and internal security strategy development. Responsibilities include developing security guidelines, managing risks, and implementing an information security management system. Requires experience in information security, IT security consulting, and knowledge of standards like ISO 27001 and NIS/NIS2.

A leading European airline group seeks a Principal Enterprise Architect to define and lead the enterprise architecture strategy for Operations and Backoffice domains. This role will drive modernization initiatives, cloud adoption, and scalable platform strategies.

Equipment & Maintenance Engineer needed for automated wet chemistry tools and vacuum deposition systems. Responsibilities include preventive maintenance, troubleshooting, spare parts management, and new equipment installations. Must have a technical degree and experience with gloveboxes, vacuum systems, and fluid handling.

Supply Chain Manager will oversee supply chain execution for assigned projects, ensuring alignment with project timelines and contractual commitments. The role requires strong experience in supply chain planning, contract manufacturing, and project delivery within industries such as renewable energy, infrastructure, or industrial manufacturing.

Experienced EU Framework Contract Coordinator needed to manage proposal preparation, coordinate consortium partners, and mobilize expert teams for digital government and ICT advisory assignments.

Receptionists provide exceptional customer service as the first point of contact for students, managing daily operations, handling inquiries, and resolving issues. They ensure smooth check-in/check-out processes, process payments, and assist with administrative tasks.

Designs, develops, and optimizes PL/SQL procedures, packages, and functions for data integration, transformation, and processing. Manages and maintains Oracle databases, ensuring performance, reliability, and integrity. Builds and automates ETL processes and develops Spring Boot services for data ingestion and API-driven integrations.

Experienced PYP Teacher to teach Mathematics, Science, and Chess to primary students. Must have a degree in Primary Education, recognized teaching qualification, and native, bilingual, or high level of English.

Lead technology and data projects in the Financial Crime domain. Experience in Financial Crime data migration, Transaction Monitoring, and regulatory controls. Strong end-to-end delivery capabilities across complex initiatives. Coordinate multidisciplinary teams, manage dependencies, and work with stakeholders.

Freelance Health and Wellbeing Trainer delivers face-to-face, web-based, and live stream trainings on Amway products. Must have C1/C2 Spanish, fluency in English, and experience delivering health and wellbeing training.

Indra Space seeks a RAMS Engineer with experience in Reliability, Availability, Maintainability, Safety, Dependability, and Radiation/SEE analysis for space missions. Responsibilities include performing RAMS analyses (FHA, RBD/REA, FMEA/FMECA, FTA, SEECA, HSIA), conducting RHA, and ensuring compliance with dependability and safety standards.

Executive Assistant to support senior tech leaders in a European team. Organize priorities, track progress, and facilitate communication between engineering groups.

Experienced Windows Administrator needed for a hybrid role in Madrid. Responsibilities include L2/L3 IT support, Windows OS administration, patching, cluster configuration, incident resolution, and storage/network support. Must have 6+ years of experience and proficiency in English and Spanish (B1-B2).

This internship provides hands-on experience supporting European digital campaigns. Tasks include reviewing campaign materials, tracking deadlines, managing communication, and writing copy in English and Italian. Applicants must be currently enrolled in university and have a university internship agreement.

AI Prompt Programmer needed for part-time on-site role in Barcelona. Responsibilities include designing, developing, and refining AI-driven text prompts. Requires proficiency in neural networks, NLP, and software development.

Investigate fraud activity, develop detection rules, and research emerging threats. Collaborate with product teams and support client investigations. Prepare reports and analyze user behavior to identify fraudulent activity.

Medical AI Trainer needed to evaluate and refine AI-generated medical content for accuracy, compliance, and cultural nuance. Must be a Spanish speaker with 3+ years of experience as a physician, pharmacist, or in a related medical field, and 5+ years of experience within the Spanish healthcare system.

Quality Assurance Technician will develop and execute supplier audit plans, conduct audits, manage supplier documentation, and ensure GMP compliance. Requires a university degree in a related field, strong English and Spanish communication skills, and 2-3 years of experience.