frontend developer English-speaking jobs in León

As a Sales Executive, you will acquire merchants and B2B partners to adopt a new shopping card payment solution. You will manage a sales pipeline, track progress, and report to the Partnerships Manager.

System Accountant needed to provide technical support, training, and process improvements for finance systems. Responsible for system compliance, data integrity, and collaborating on projects with IT, operations, and vendors. Requires finance qualification, experience with finance systems, and strong communication and analytical skills.

Technical Applications Engineer for Polyurethane Viscoelastic Foam in Home Applications. Provide technical support, product validation, and customer service. Collaborate with sales and technical teams on new customer development and product improvement.

Demand Planner Manager will analyze market demand, forecast product needs, and collaborate with cross-functional teams to optimize inventory levels. Requires strong understanding of semiconductor products, excellent analytical skills, and effective communication.

Huawei seeks a Telecommunications Intern to understand Assurance Maintenance Services, network setups, and telecommunications services. Interns will participate in tasks related to intelligent systems, NOC, incident management, and network monitoring.

Junior Key Account Manager will maintain and develop relationships with key customers, act as a commercial interface, and support the KAM strategy. Requires a university degree in Business Administration or Industrial Engineering, or equivalent experience, and initial experience in sales or key account management within the pharmaceutical or life sciences industry. Must be fluent in English and have excellent communication skills.

Senior .NET Software Engineer to design, architect, and develop scalable backend solutions using .NET technologies and cloud environments. Experience with distributed systems, microservices, and AWS is required.

IT & Compliance Consultant needed for digital transformation projects in pharma and life sciences. Responsibilities include IT compliance, CSV activities, documentation, and applying regulatory frameworks. Requires 3-5 years of relevant experience, fluency in German and English, and a technical background.

AIOps Technical Delivery Lead will define, build, and scale AI and ML systems in production. This role involves leading a small team, ensuring AI-enabled services are reliable, observable, and cost-effective. Responsibilities include runtime lifecycle management, partnering with product teams, and acting as a technical authority for AIOps.

Accountant Iberia required for a top global Animal Health company. Fluent English and Portuguese are mandatory. Responsibilities include accounting, treasury, annual accounts, cost control, and collaborating with global teams. Requires a professional accountancy qualification and 3+ years of experience in a multinational organization.

Booking Manager/Assistant needed for fast-growing holiday rental company. Manage bookings, communicate with guests, coordinate arrivals/departures, and provide administrative support.

Experienced Sushi Chefs needed for high-end Asian restaurant on Marbella's Golden Mile. Must have proven experience, strong knife skills, and knowledge of sushi and sashimi preparation.

Marine Account Manager to develop and manage accounts in Spain, Portugal, Greece, Malta, Cyprus, Italy, the USA, Africa, KSA, and Egypt. Requires experience in the marine industry, account management, and business development. Must be Spanish national or have deep familiarity with Spanish culture.

Provides first-line support for Business Central operations and resolves technical issues. Serves as a senior helpdesk support for the Microsoft Business Central ERP platform. Delivers training on integrated applications and supports the development of tools related to systems and business analysis. Maintains accurate data entry and supports data analysis and reporting.

Data Integration Engineer needed for a multinational company undergoing digital transformation. Design, build, and maintain customer and marketing data integrations, ensuring data quality and consistency.

Glovo's 2026 Tech Grad Program seeks Junior Android Engineers to develop cutting-edge tech solutions. Successful candidates will have a Bachelor's or Master's degree in a related field, or a coding bootcamp certificate with relevant experience. Must have coding experience in Kotlin, Java, or React Native, strong problem-solving skills, and fluency in English.

Design and orchestrate AI-powered post-sales journeys, personalize customer experiences, and automate workflows. Build, maintain, and monitor automations integrated with CRM, the Spoki platform, and customer stack tools.

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.

Provide Dutch and English customer support for a leading sound equipment company. Assist customers with inquiries and technical support, ensuring a positive customer experience. Must have at least one year of customer service experience and fluency in Dutch and advanced English.

Guide and mentor an engineering team, architect and design scalable MarTech solutions, and lead technical project implementation. Collaborate with product managers, marketing teams, and stakeholders to align technical strategy with business goals.