frontend developer English-speaking jobs in León

Assembly Technician will perform the assembly of subassemblies and elements in flight parts within the AIT SHOPFLOOR team. Responsibilities include updating work orders, adhering to procedures and H&S regulations, and carrying out electrical and mechanical integration tasks.

Industrial Engineer with 5+ years of experience in process scale-up, pilot plant operation, and industrial process optimization. Experience in bio-based processes, enzymatic processes, or industrial biotechnology is preferred.

Graduate to support After-Sales operations, including service performance monitoring, warranty processes, and customer feedback analysis.

PQE Group seeks a Sterility Assurance Consultant to support clients in Spain. Responsibilities include drafting procedures, preparing CCS documents, performing risk assessments, and supporting Quality Assurance activities. Requires a university degree in a scientific discipline, at least 2 years of experience in Quality Assurance and Sterility Assurance, and knowledge of GMP regulatory standards. Must have strong attention to detail, analytical skills, and excellent English communication. Willingness to travel 40-60% is required.

Mid-Level Backend Developer needed for a remote role. Design, develop, and maintain scalable backend systems using PHP and Laravel. Experience with microservices, Docker, and relational/non-relational databases required. 4+ years of backend development experience necessary.

Product Development Senior Scientist will lead technical execution of projects across veterinary medicines, hygiene, and feed. Responsibilities include managing project timelines, budgets, and specifications, collaborating with cross-functional teams, and ensuring technical documentation accuracy. Requires a degree in a relevant field, 5+ years of experience in pharmaceutical development, and strong communication skills.

Veeva CRM Business Analyst will connect business stakeholders with technology solutions, manage local technology delivery, and support Product Line strategy. Responsibilities include leading technical discovery, building market knowledge, managing project delivery, and shaping Product Line roadmaps. Requires a degree in a related field, 2+ years of CRM experience, and strong communication and collaboration skills.

R&D Mechanical Engineer intern to contribute to the development and optimization of dry-type transformer technologies. Will execute standardization projects, analyze designs, and support R&D colleagues. Requires a strong mechanical engineering background, technical documentation understanding, and fluency in Spanish and English.

Senior SAP O2C Product Manager / Business Analyst needed for a large international organization. Own and manage the SAP O2C (SD-Tax) functional domain, translating business needs into functional solutions and driving improvements across pricing, tax, credit management, billing, and e-invoicing. Extensive SAP SD/Order-to-Cash experience and proven background as a Business Analyst / Functional Lead / Product Owner required.

Senior Business Development Manager will own commercial expansion in Spain and LATAM, building the pipeline, structuring deals, and closing partnerships. Requires a proven track record of closing complex deals in CPaaS, payments infrastructure, SaaS, or similar. Native or bilingual Spanish required, based in Madrid.

Hilton Real Estate seeks driven Sales Consultants to work with qualified buyers, conduct property viewings, and close sales in the Costa Blanca South and Mar Menor area. Fluent English is required, and a sales-driven mindset and strong communication skills are essential.

Turing seeks a Spanish Voice Actor to record voice-overs for AI projects. Responsibilities include performing lines with clarity and emotion, interpreting scripts, and delivering high-quality audio files. Requirements include previous voice acting experience, strong vocal control, and access to recording equipment.

Account Executive to drive the full sales cycle for a SaaS search solution for e-commerce stores. Requires 2+ years of B2B SaaS sales experience, fluency in German (C2) and English (B2), and strong communication skills.

The International Key Account will establish governance frameworks and lead international negotiations for global accounts and alliances. This role focuses on creating value, shaping profit pools, and ensuring effective coordination across projects and markets. Responsibilities include developing account plans, monitoring performance, leading negotiations, and building relationships with key international clients.

Lead the full restaurant operation of Leña, a new high-end, high-volume venue in Ibiza. Build and manage a top-tier team, create a guest-focused atmosphere, and ensure seamless service excellence. Proven experience in high-end, high-volume restaurants and a passion for hospitality are required.

We are hiring for:. PYP / Early Years (KG). . MYP (Middle Years Programme). . DP (Diploma Programme). If you are currently working within an IB school and looking for your next international move, we are open to all subject specialisms. Requirements. Must be IB certified (essential). . Minimum 3 years’ experience for PYP (KG) and MYP roles. . Minimum 5 years’ experience for DP roles. .

Administrative Assistant needed for a growing international company. Provide administrative, operational, and customer service support. Must have high-level English (C1 or higher), strong Excel skills, and previous administrative experience preferred.

Drive new business and revenue growth for Exoscale's cloud platform in Spain. Acquire new customers, manage sales pipelines, and close deals in the cloud infrastructure space. Collaborate with Presales and Marketing to expand existing accounts.

Senior R Developer to migrate SAS applications into scalable R packages, ensuring functional equivalence and contributing to validation processes.

Develop user stories, write clean and stable code, and participate in code reviews. Expertise in HTML, CSS, JavaScript frameworks (React, Angular), and Unit Testing is required. Previous experience with .NET Core Framework, ORMs, microservices, and RESTful APIs is valued.