frontend developer English-speaking jobs in León

Junior Account Executive to drive revenue growth by managing and converting inbound leads in the Italian hospitality market. Full-cycle sales role requiring strong communication, product knowledge, and closing skills. Must be fluent in Italian and professional English.

Senior Toxicologist with a Ph.D. in Pharmacology or related field and 5-10 years of experience in preclinical drug toxicology studies. Expertise in toxicology screening strategies, study design, data interpretation, and human translation of findings.

Finance Modelling professional needed for a global leader in green technology. Responsibilities include financial modelling for debt financing, project valuation, and managing financial close processes. Requires demonstrable experience in financial modelling, project finance, and M&A execution in the renewable energy sector.

Data Analyst (Mid or Senior) will generate actionable insights from user data to influence product and commercial decisions. Responsibilities include identifying user journey friction points, building data models, analyzing A/B tests, and creating dashboards. Requires strong SQL, data modeling, and experience with experimentation frameworks.

Sales Intern to support the commercial team in strategy, daily operations, data analysis, and strategic projects. Must have a Bachelor's degree in a related field, minimum B2 English, and proficiency in Microsoft Office.

Senior Accountant roles available at CFARER, a DNV company. Two positions: AP/GL and AR/Revenue. Both require 5-7 years of experience, NetSuite proficiency, and strong month-end close experience.

Technical Sales Engineer to drive growth in the Process Heat segment across Spain, focusing on industrial OEMs, plant builders, and EPCs. Requires 3+ years of experience in technical sales within industrial environments, strong understanding of gas trains, valve systems, and combustion control systems, and fluency in Spanish and English.

Senior executive to lead commercial growth for utility-scale solar projects (>5MW) in Spain and Portugal. Responsible for strategy development, stakeholder management, deal closure, and market analysis. Requires extensive experience in the Iberian solar market, strong network, and proven track record in closing large-scale projects.

Quantitative Data Engineer will develop and maintain data pipelines, process financial data, and optimize data processing workflows. The role involves specifying, testing, and deploying quantitative tools and collaborating with business and development teams.

SAP MM P2P Lead to support S/4HANA activities across procurement, logistics, and P2P processes. Requires strong SAP MM experience, including S/4HANA implementation, configuration, testing, and cutover support. Fluent in English and Spanish.

Experienced HSE Specialist to lead and strengthen health, safety, security, and environmental practices across Spain operations. Responsibilities include ensuring regulatory compliance, developing HSE frameworks, managing risk, and leading training programs. Requires proven experience in HSE, strong communication skills, and fluency in Spanish and English.

Senior Product Manager to lead scalable data services, defining and prioritizing capabilities for 300+ annual ingestion requests. Manage intake, lifecycle, and orchestration of data workflows, ensuring reliability and strategic alignment. Requires 4+ years of Product Management experience (data/platform preferred) and strong stakeholder collaboration skills.

Support daily operations of a pilot-scale microbial fermentation facility. Responsibilities include operating and maintaining equipment, monitoring fermentation processes, and assisting senior scientists.

Directs, coaches, and supervises kitchen staff. Requires a culinary school degree and 5+ years experience in upscale food service, including 2+ years as Chef Tournant. Must have strong management, communication, and problem-solving skills. Responsible for recipe adherence, food production, and ensuring compliance with health and safety standards.

We seek experienced Medical Science Liaisons to engage neurology healthcare professionals and support a Phase 2 clinical trial. Responsibilities include cultivating thought leaders, delivering scientific and educational data, and developing enrollment strategies. Requires an advanced degree in medical science and 7+ years of experience.

Coordinate and supervise all hotel departments, ensuring optimal functioning and compliance with objectives and quality standards. Manage the hotel budget, analyze market trends, and ensure customer satisfaction.

Experienced SAP MM Senior Consultant needed for template-based SAP implementations. Lead functional activities across the project lifecycle, gather requirements, design solutions, and coordinate testing. 5+ years of SAP MM experience with strong P2P expertise required. Fluent English (C1) essential.

PhD researcher to design LLM-based agentic systems for autonomous orchestration of virtualized networks. Responsibilities include developing AI solutions, training LLMs, and validating algorithms using open-source O-RAN platforms.

SkillAnthem seeks a passionate Spanish Language Trainer to deliver dynamic online sessions. The ideal candidate will teach Spanish from foundational to upper-intermediate/advanced levels, using the CEFR framework (A1–B2/C1).

Assistant Store Manager to support Store Managers in Barcelona. Manage store operations, provide customer service, train sales teams, and achieve sales targets. Requires 3+ years of retail management experience, fluency in English, and proficiency in administrative tasks.