frontend developer English-speaking jobs in León
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Project Manager
- Fluence
- A Camba
- April 27
Leads the execution of turn-key EPC/core only projects, ensuring on-time, on-budget delivery and customer satisfaction. Manages project schedules, budgets, people allocation, and safety/quality plans. Resolves technical issues and coordinates with EPC, Equipment Delivery, and other partners. Oversees contractors and sub-contractors to ensure quality, schedule adherence, and safety guidelines. Reports to the Senior Manager, Projects.
R1-PhD Position: Accelerating the Discovery of Materials for Next Generation Energy Devices
- IREC - Institut de Recerca en Energia de Catalunya
- catalonia
- April 26
PhD position in accelerated materials discovery for energy applications. Research focuses on complex oxide materials for solid-state batteries and SOFCs using combinatorial synthesis and high-throughput characterization.
Last Mile Partner Management - Biscay
- Cainiao Group
- basque country
- April 26
Manages regional delivery service partner network, including sourcing, onboarding, and performance management. Leads regional growth initiatives, including capacity planning, expansion, and product rollout. Develops and implements last mile operations processes to ensure quality and performance.
Intern CAD Designer (2D/3D)
- X1 Wind
- catalonia
- April 26
CAD Designer intern to develop 3D models, technical drawings, and visualizations for a floating wind platform. Requires proficiency in SolidWorks and fluency in Spanish and English.
Founder in Residence
- YOUNG
- castro e marzán
- April 26
Join YOUNG's 90-day Founder program to build and operate a real company. Work on active companies, take ownership, and iterate quickly. Performance is reviewed every two weeks.
Director Data Center TIC Services(m/f/d)
- DEKRA Digital & Product Solutions
- andalusia
- April 27
Shape and scale DEKRA Digital Trust Services' Data Center TIC Services offering across cybersecurity, safety, sustainability, and system integrity. Define strategy, build a service portfolio, lead go-to-market activities, and establish a scalable delivery model. Lead a team, represent DEKRA externally, and translate offerings into service catalogues and delivery playbooks.
Junior Liability Underwriter - Intern (Hybrid, m/f/x/d)
- Hispanic Alliance for Career Enhancement
- Madrid
- April 27
Support daily underwriting tasks including risk analysis, file processing, and policy condition review. Assist with new business development, financial analysis, and proposal preparation.
Product Development Scientist
- Ecuphar NV
- catalonia
- April 26
Product Development Senior Scientist leads technical execution of projects across veterinary medicines, hygiene, and feed. Manages lifecycle activities, collaborates with cross-functional teams, and ensures technical and quality requirements are met. Requires a degree in a relevant field and 5+ years of experience in pharmaceutical development.
Business Manager
- Bacardi
- galicia
- April 26
The Field Account On Trade will drive sales and develop strategic relationships with key customers in the assigned area. Responsibilities include implementing the Commercial plan, negotiating Point Sales, and identifying opportunities to maximize Bacardi's performance in the On Trade.
Director of Food And Beverage
- Camiral
- catalonia
- April 26
The Director of Food & Beverage assesses, evaluates, and ensures the achievement of the resort's food & beverage goals. This role develops and implements business plans and sales strategies to maximize guest satisfaction, sales, and profitability. The Director monitors industry trends, conducts inspections, and participates in the development of recognition programs and promotional campaigns. They also manage the food & beverage department, control costs, analyze sales, and ensure compliance with laws and regulations.
Optimization Engineer
- Barrington James
- catalonia
- April 26
Senior Optimization Engineer needed to architect and deploy advanced nonlinear optimization engines. Responsibilities include designing custom algorithms, translating multi-physics phenomena into optimization problems, and customizing solver behaviors. Requires a PhD in a relevant field and deep knowledge of nonlinear optimization theory, programming languages (Julia, C++, Python), and large-scale solvers.
Mechanical Engineer Internship
- Technip Energies
- catalonia
- April 26
Mechanical Engineer Trainee will assist in preparing technical specifications, coordinating with other disciplines, and ensuring contractual requirements are met.
Estimating Engineer PV & BESS
- Recurrent Energy
- andalusia
- April 26
Estimating Engineer for utility-scale PV and BESS projects. Prepares EPC cost estimates, develops CAPEX breakdowns, and coordinates with engineering, procurement, and construction teams. Requires 3+ years of experience in EPC estimating for utility-scale PV projects (≥50 MW) and experience with BESS projects is highly desirable.
Senior AQA Engineer (Java)
- Intellias
- Cequelinos
- April 26
Senior AQA Engineer (Java) will design and implement automation solutions for functional and non-functional test requirements. Responsibilities include creating and maintaining test artefacts, tracking quality assurance metrics, and collaborating with development, support, and business teams. Requires 5+ years of experience in Quality Assurance and Test Automation with extensive experience in developing test automation scripts in Java and working with databases (Oracle/PostgreSQL).
Administrative, Accounting & Sales Assistant
- Suben Art Management Ltd.
- catalonia
- April 26
Administrative, Accounting & Sales Assistant needed for international contemporary art agency. Responsibilities include bookkeeping, financial reporting, sales administration, logistics coordination, and project support. Requires 3+ years experience in administration, accounting, or office management, strong organizational skills, and proficiency in Microsoft Office and accounting software. Fluent English and Spanish required.
WEB & GRAPHIC DESIGN INTERN (UI/UX INTEREST)
- Revelyst
- catalonia
- April 26
Revelyst, an action sports company, seeks a creative Web & Graphic Design Intern (UI/UX focus) to support digital design initiatives and enhance the e-commerce experience. The intern will assist in creating digital assets, optimizing e-commerce site layouts, and collaborating with cross-functional teams.
Actuarial Analyst
- Eames Consulting
- Santiago de Compostela
- April 27
Pricing Actuary to develop and execute UK pricing strategies for Motor, Home, Pet, and SME portfolios. Build data-driven models, analyze portfolio performance, and collaborate with MGAs and partners across Europe.
Business Development Manager
- Springboard35
- Madrid
- April 27
Business Development Manager to drive new business opportunities and revenue generation. Focus on outbound prospecting, lead generation, and qualification. Support opportunity progression and build a strong sales pipeline.
Sales Account Executive Plastics Polymers
- Altorecruit
- catalonia
- April 26
Sales Account Manager specializing in polyolefins (PE/PP) to drive business growth and manage key accounts in the Iberian market.
Head of Studies Madrid
- Whatsup
- Madrid
- April 27
Head of Studies will lead and develop a team of teachers, manage class schedules, and ensure academic quality. Requires a degree, teaching qualification, strong communication skills, and fluency in English and Spanish.

























