javascript English-speaking jobs in Santa Cruz de Tenerife

Human Factors & Usability Engineer will own and contribute to comprehensive design initiatives across the full product life cycle. The role involves serving as the Human Factors SME for development projects, leading the definition and implementation of HFE strategy, and creating and maintaining HFE documentation. The engineer will also plan and execute user studies, manage external vendors, and support regulatory submissions.

Senior Software Engineer to build high-performance APIs, integrations, and access control systems for a SaaS platform. Focus on backend development with Ruby on Rails, PostgreSQL, Redis, AWS, and Kubernetes.

As a Sales Representative - Payments, you will generate new business and support existing clients by promoting Global Blue by Shift4's merchant servicing products, hardware, software, and professional services. Responsibilities include prospecting, setting appointments, closing deals, and building strong client relationships.

Senior Product Designer to own end-to-end design for quizzes, lessons, pronunciation practice, and the learning map. Design reusable components, contribute to the Companion design system, and create detailed designs in Figma. Support experiments, work with product managers, engineers, and data analysts, and use research and data to inform design decisions. Requires 5+ years of experience designing digital products with a strong portfolio, expert-level Figma skills, and experience building and managing design systems. Mobile design experience (iOS and Android) is also required.

Junior Project Manager to manage multi-laboratory projects, ensuring on-time delivery, high quality standards, and excellent customer satisfaction.

Commodity Manager will implement and improve commodity strategy, perform market analysis, manage sourcing and contract management.

This temporary role involves performing technical repairs, calibrations, and refurbishments on Werfen Instrument Systems. Responsibilities include troubleshooting, diagnosing issues, updating equipment, and providing service quotations to customers.

Electrical Design Engineer will develop electrical specifications, oversee installations, and ensure compliance with standards like ABYC and ISO.

As a Regional Technical Leader, you will serve as the design authority and primary technical reference for up to three strategic accounts within the EU C&SP Solution Center. You will ensure technical excellence and standardization of Schneider Electric’s electrical and cooling solutions from early prescription and tender phases through project execution. You will translate customer technical drivers into optimized, compliant architectures, engage proactively with customer central teams, and support tenders with validated design concepts. You will lead the definition of customer-approved solutions, promote standardization and reuse across regions, and produce complete design packages. You will also capture lessons learned to improve design efficiency and act as the technical referent for Zone and Country Technical Leaders.

Build innovative iOS features for a global banking platform. Collaborate with engineers and product teams to design APIs and improve the iOS tech stack. Requires deep understanding of the iOS platform, Swift, and Agile development.

Procurement Specialist to develop and execute procurement plans, manage supplier relationships, and negotiate contracts for installation subcontracting. Requires a bachelor's degree, 3+ years of experience in a matrix organization, fluency in Spanish and English, and knowledge of construction procurement.

Leads and manages EU regulatory activities for Active Substances, substance defense, and related dossiers. Ensures compliance with EU regulatory systems and frameworks. Prepares, reviews, and manages regulatory dossiers and technical documents. Collaborates with cross-functional teams on regulatory initiatives.

This company seeks an experienced Interior Design Project Manager for hotel construction and renovation. The role involves leading the design process from concept to installation, ensuring brand alignment and operational standards. Responsibilities include managing budgets, schedules, and cross-functional teams, collaborating with suppliers, and overseeing site visits.

Senior UI/UX Designer will own UI/UX design for hybrid-casual mobile games from concept to production. Responsibilities include researching market trends, creating UI/UX flows, wireframes, and visuals, and mentoring artists. Requires excellent UI/UX sensibility, 2D art skills, and strong communication. Portfolio showcasing UI/UX work for hybrid mobile games, 2D game art, and paint-overs is mandatory.

The Project Manager leads the execution of construction works and installations, managing client, contractor, and subcontractor teams. Responsibilities include on-site coordination, technical support, training, and project documentation. Requires a Mechanical Engineering degree, construction knowledge, and fluency in English and Spanish.

Develop new software systems and forensic tools for IT security. Design software solutions and implement and test IT security measures. Lead the development of source code, software tools, and third-party products. Provide training and documentation for system users and stakeholders.

Senior AI Creative produces high-quality, brand-consistent fashion e-commerce visuals from briefs. Combines visual taste with deep expertise in generative AI workflows to deliver realistic, stylish assets in consistent sets. Builds and optimizes custom workflows in Weavy and ComfyUI, leveraging AI models like Nanobanana, Seedream, and Kling. Refines outputs using AI and traditional tools to meet professional fashion standards. Portfolio demonstrating commercial fashion aesthetics and AI-generated e-commerce fashion content required. Experience with ComfyUI, Weavy, and leading AI models is essential.

Senior Project Manager to lead medium to large-scale investment accounting & administration projects. Requires 10-15 years of experience managing multi-functional, multi-geography projects in financial institutions, including 3 years with scrum/agile methodology. PMP or similar certification and fluency in English are required.

Global Governance & Engagement Officer will shape and drive the future of corporate compliance and ethics. This senior role reports to the Chief Compliance Officer and partners with senior leadership to strengthen governance, embed ethics, and ensure alignment between culture, accountability, and performance.

QA Automation Tester will build and maintain automated tests for web and APIs. Collaborate with developers and product teams to understand features and test needs. Improve test coverage and speed up release cycles. Track bugs, analyze failures, and help fix issues. Must have 3+ years of experience as a QA Automation Tester, Java, Selenium, Git, CI/CD tools, Maven, Spring, Browserstack, TestRail, RestAssured, and SQL. Fluent communication and documentation skills in English and Spanish.