frontend developer English-speaking jobs in León

PKPD Modelling Scientist will develop and apply PK/PD models to guide drug discovery and development decisions. Responsibilities include generating quantitative insights, supporting study design and dose selection, and driving preclinical-to-clinical translation. Requires a PhD in a relevant field and experience in exposure-response modeling.

Expert Frontend Developer needed to build front-end applications using JavaScript (ES5/ES6), HTML, and CSS. Extensive experience with Angular 8+, ReactJS, Polymer, or Lit-HTML/Lit-Element is required. Knowledge of test-driven development, REST, web services, and testing tools (Karma, Chai, Sinon, Jasmine) is essential. Familiarity with continuous integration tools (GIT, Jenkins, Yarn, NPM, Bower), Rollup, Webpack, and Node-based CLIs is also required. Strong communication skills and experience in Agile/Scrum or as a Scrum Master are necessary.

Leads United Imaging's Iberia region growth strategy across radiology, cardiology, oncology, and AI. Responsible for P&L, compliance, team leadership, and customer relationships. Requires 15+ years of healthcare technology leadership, with 8-10 years in commercial management and deep Iberian market knowledge.

Regulatory Affairs Manager to lead regulatory strategy for biosimilar products, ensuring compliance and collaborating with global teams.

Lead ServiceNow initiatives from kickoff to closeout, ensuring customer success. Manage project scope, schedule, quality, and stakeholder alignment. Translate business objectives into structured delivery plans using CoreX and ServiceNow methodologies.

Client Advisor needed for Armani Exchange store in C. C. Madrid Río. Provide excellent customer service, advise on collections, and build customer relationships. Must have 2+ years of fashion sales experience, strong communication skills, and fluency in English and Spanish.

Lead IT strategy, infrastructure, and security for a fast-growing international education company. Define and execute IT strategy, manage multi-cloud infrastructure, ensure cybersecurity compliance, and oversee core business systems.

Leads and oversees the implementation of quality programs across all BioNanoPharma operations, ensuring regulatory compliance and continuous improvement. Develops and maintains the Quality Management System (QMS) and manages quality documentation. Plans and executes audits, investigates incidents, and drives continuous improvement.

Security Engineer to join SOC team, responsible for threat monitoring, incident handling, and security tool maintenance. Requires 3+ years of cybersecurity experience, network security knowledge, and proficiency in security monitoring tools.

Fox ESS seeks a Sales Manager to drive sales growth in Spain. This role involves managing existing partners, expanding the installer network, and exceeding sales targets. Proven sales experience, relationship management skills, and a results-oriented mindset are essential. Fluent Spanish and English are required.

Senior Machine Learning Engineer to build and scale a core AI & ML platform. Own the end-to-end ML lifecycle, including CI/CD, deployment, monitoring, and retraining. Design ML infrastructure on AWS (Python-first).

Designs and delivers satellite-to-ground connectivity solutions across Europe, Africa, and Asia. Defines gateway architectures, integration patterns, and technical workflows. Ensures solutions meet performance, reliability, and operational readiness standards.

Defines the high-level structure of web applications, translating business requirements into technical blueprints. Selects technology stacks and establishes design principles for scalable, secure systems. Leads technical onboarding, enforces architectural standards, and provides mentorship to development teams.

Technical Solutions Manager to design and deliver tailored energy storage system solutions. Analyzes customer requirements, evaluates technical feasibility, and prepares technical documentation and proposals. Collaborates with cross-functional teams and serves as a technical point of contact for customers.

Sinequa Administrator for a 12-month remote contract with a key partner. Requires 6-10 years of experience administering the Sinequa Search Platform and 10+ years in IT.

Technical Sales Manager to lead business development in Southern Europe for a European engineering group specializing in maritime solutions. Responsibilities include developing relationships with shipowners, shipyards, and system integrators, identifying business opportunities, and serving as a technical advisor. Requires a technical background in electrical engineering, automation, or related fields and proven experience in technical sales within the marine or shipbuilding industry.

Senior Key Account Manager to manage and grow relationships with key clients in the logistics sector. Develop account strategies, track performance, and collaborate with cross-functional teams. Requires proven account management experience, strong communication skills, and fluency in Spanish and English.

Support the clinical implementation and expansion of Fertilo, Gameto's in vitro maturation (IVM) product, in IVF settings. Collaborate with clinical and commercial teams to integrate Fertilo into laboratory workflows and clinical practice. Provide ongoing operational and technical support to clinical sites, including protocol adaptation, troubleshooting, and training.

SAP FICO Consultant with strong CO-PC experience needed for projects on ECC and S/4HANA, including greenfield migrations.

Novogene seeks a Logistics Specialist to optimize workflows, manage vendor relationships, and ensure global shipment precision. The role involves providing shipment guidance to clients, coordinating pickups, monitoring shipments, resolving issues, and ensuring compliance with regulations.