frontend developer English-speaking jobs in León

Stress engineer to perform static analysis of metallic, composite, and hybrid structures for Eurodrone and UAVs. Analyze and validate component strength, perform detailed analysis in CAD/CAM, and support design teams. Requires a University Aeronautical Engineering Degree and 5+ years' experience in structural analysis of airframe components.

The Reservations Manager leads and trains a multilingual Reservations team, ensuring premium service standards and maximizing revenue through consultative selling. The role involves managing the sales funnel, analyzing KPIs, and preparing strategic reports.

Senior Data Scientist to develop and implement optimization algorithms for complex problems. Requires proficiency in Python, data science libraries, and optimization-focused libraries. Must translate business needs into mathematical models and collaborate with cross-functional teams.

Computational Biologist to develop bioinformatics and systems biology pipelines for microbiome data integration. Analyze metagenomics and single-cell RNA sequencing data to understand human-microbiome interactions in reproductive health.

Provides on-site desktop support, troubleshooting and resolving hardware, software, and network issues. Experience with Windows operating systems, Microsoft Office Suite, and Cisco Jabber required.

Firmware Engineer will capture software component requirements, propose functionality, develop, test, and integrate assigned components. Responsibilities include bug fixing, documentation, and utilizing programming technologies such as C, C++, Python, TCL, and Qt-QML.

Tooling / Mold Engineer needed for automotive industry. Requires 5+ years experience in plastic injection molding, mold design, and repair. Must have proficiency in CAD software and upper-intermediate English.

Designs, develops, and delivers Microsoft 365 training content, focusing on Copilot. Creates engaging materials, including guides, walkthroughs, and eLearning modules. Facilitates global training sessions, both virtually and in-person, covering various Microsoft 365 applications and digital productivity best practices.

Legal Administrative Assistant to support in-house lawyer with immigration and visa procedures for international clients. Responsibilities include assisting with residence permits, visas, NIE applications, and general administrative support. Requires background in law, legal studies, or public administration, fluency in Spanish and English, and strong organizational skills.

KYC Analyst to support German private clients, managing onboarding, reviews, and transaction monitoring. Analyze client behavior, ensure regulatory compliance, and collaborate with teams in Barcelona and Germany.

IAM Developer to design, implement, and customize Keycloak infrastructure. Responsibilities include securing microservices, managing authentication flows, and extending Keycloak functionality via custom SPIs. Requires expertise in Keycloak configuration, OIDC, OAuth 2.0, SAML 2.0, and custom Java extensions.

DevOps Engineer to design, build, and maintain scalable cloud infrastructure. Experience with AWS, Terraform, Kubernetes, and PostgreSQL required.

HR Generalist Trainee will support the HR team in Iberia for 6 to 12 months. Responsibilities include onboarding, job descriptions, medical checks, and policy support. Requires a bachelor's/master's degree in a related field, 2+ years of experience, proficiency in Office tools, and fluency in Spanish and English.

Process Engineers needed for Oil & Gas projects. Responsibilities include process design, flow diagrams, material and energy balances, and equipment data sheets. Requires a Chemical Engineer with 5-8 years of experience.

Experienced leader to guide multidisciplinary Healthcare Design Office, ensuring high-quality, compliant, and functional design delivery.

Senior Digital Architect needed to define and communicate technology vision for product-related business capabilities. Develop technology strategy and roadmap, ensuring architecture adapts to evolving needs. Design high-level solution architecture, covering all components and addressing people, process, technology, and data.

Senior Statistician to lead and contribute to the statistical design and analysis of real-world evidence studies. Develop Statistical Analysis Plans, perform advanced statistical analyses, and collaborate with epidemiologists, clinicians, and data management teams.

The ESG Administrator supports the organization's environmental, social, and governance (ESG) strategy by coordinating, tracking, and reporting ESG data and initiatives. This role ensures accurate data management, facilitates compliance with relevant regulations, and assists with stakeholder communications and project support.

HRBP will collaborate with business leaders to develop HR strategies, drive talent management initiatives, and ensure employee relations and compliance.

Supports Viscofan's global environmental strategy by coordinating environmental monitoring, data consolidation, and reporting. Provides technical input for risk assessments, hazardous materials management, and environmental policy implementation. Collaborates with global teams to ensure compliance and sustainability. Requires a Bachelor's degree in a relevant field and 2 years of experience in environmental science, monitoring, or compliance.