frontend developer English-speaking jobs in León

The Level 2 SOC Analyst will analyze security logs, triage alerts, and communicate with various teams. Responsibilities include performing Quality Assurance, involvement in Proof of Concepts, and collaborating with stakeholders. Requires 3+ years of experience, analytical skills, and knowledge of security technologies like SIEM, EDR, XDR, and cloud security.

Business & Recruitment Consultant to manage client portfolios, develop commercial activity, and execute full recruitment processes.

Teach English at a well-established international school in Murcia, Spain, starting August 2026. The school offers a bilingual curriculum blending British and Spanish approaches. Successful candidates will have a university degree in English or a related field, a recognized teaching qualification, and experience teaching English at the secondary level, including IGCSE curriculum delivery.

Operations Engineer needed to maintain equipment and facilities, ensuring peak performance and compliance with standards. Responsibilities include developing maintenance plans, resolving incidents, and coordinating with suppliers. Requires a bachelor's degree in engineering and operational skills. CAD proficiency is preferred.

Pre-Sales Engineer to provide technical support for EV charger proposals. Develop technical aspects of commercial proposals, present solutions to clients, and coordinate project implementation. Requires engineering degree, 2+ years pre-sales experience, and fluency in English and Spanish.

Marketing Manager to design, execute, and optimize B2B marketing strategy for blockchain events. Drive audience growth, sponsorship and ticket sales, and lead generation. Manage email marketing, social media, paid media, and partnerships. Analyze and optimize key metrics. Requires 4+ years B2B marketing experience, understanding of the blockchain ecosystem, and proficiency in marketing automation tools.

AI Engineer will design, build, and operate conversational and cognitive systems for an AI companion platform. Responsibilities include developing LLM-based capabilities, dialogue orchestration, memory management, safety guardrails, and evaluation frameworks. Requires strong software engineering experience in Python, hands-on experience with LLMs, and practical experience with RAG, embeddings, and vector databases.

Penresa, a media and communication agency, seeks a Junior Sales Executive for a freelance contract. Responsibilities include identifying clients, scheduling meetings, negotiating branding opportunities, and ensuring client satisfaction.

EU Business School seeks an Academic Counselor to provide personalized advice, monitor student progress, and support academic success. The role involves collaborating with students, interpreting policies, and assisting with orientation. Native or advanced English, international experience, and proficiency in Microsoft Office are required.

Lead and manage a team of Account Executives for the French and Italian markets, driving sales growth and executing the Go-to-Market strategy.

Project Manager for international football camps, tours, and programs. Leads on-site camp operations, manages logistics, and ensures smooth execution. Requires strong operational skills, excellent English, and experience in project or event management.

Senior Global Procurement Manager to design and implement procurement strategy across Logistics Capex, MRO, Facilities Management, Site Services, and Maintenance. Lead a team, drive process improvements, and oversee KPI implementation. Requires expert procurement knowledge, strategic sourcing experience, and strong stakeholder engagement skills.

Senior marketing leader to own end-to-end marketing strategy and execution for a European B2B SaaS scale-up. Responsibilities include demand generation, product marketing, brand alignment, and team leadership. Must have experience in complex, high-growth B2B SaaS environments with a proven track record of driving revenue growth.

Senior Data Scientist will define and execute data science strategy, lead model development, and analyze complex datasets to drive product recommendations. Requires strong experience in data science, data engineering, and machine learning.

Senior Employment Lawyer to provide day-to-day legal advice, manage labor relations, and handle employment law matters for a fast-growing international technology company. Requires a Spanish-qualified lawyer with 8+ years of experience, strong communication skills, and fluency in Spanish and English.

This 7-month fixed-term, part-time (20 hours/week) position supports online order fulfillment and stock management for the Madrid boutique. Responsibilities include processing online orders, managing stockroom organization, and assisting with stock inventory. The ideal candidate has experience in stock and online fulfillment, strong multitasking skills, and a team-oriented approach.

Salesforce Administrator needed to manage and maintain the Salesforce platform. Responsibilities include designing and implementing Flows, creating reports and dashboards, and managing user accounts. Requires 1 year of Salesforce Administrator experience, proficiency in Spanish and Catalan, and English at a B2 level or higher.

Customer Service Manager will build, manage, and lead a team providing after-sales support. Responsibilities include creating SOPs, tracking inquiries, mentoring staff, and collaborating with various departments to resolve escalations. The ideal candidate has 10+ years of customer service experience in a retail and online business with after-sales support.

Senior Physicochemical Laboratory Technician will plan laboratory activities, ensure compliance, manage resources, and guarantee accurate results. Manage technical documentation, equipment, and investigate OOS/deviations. Requires a university degree in Chemistry, Biochemistry, Biology, or Biotechnology and at least 7 years of experience with GMP regulations, analytical methods, and managing a technical team.

Integrate and validate avionics and systems architectures for unmanned aerial vehicles (UAVs). Develop system-level designs, wiring diagrams, and hardware specifications. Conduct system-level testing and ensure compliance with regulatory standards.