react English-speaking jobs in Wuppertal

With high-precision lithography optics, photomask systems and process control solutions, ZEISS enables the production of ever smaller, increasingly powerful, and more energy-efficient microchips, and thus plays a pivotal role in the age of micro- and nanoelectronics.

Lead a team of 10 software and security architects, harmonizing architecture processes and driving the roadmap for cloud, security, and AI-native architectures. Modernize legacy systems using AI tools and establish AI tooling as a best practice within the architecture practice.

IU International University seeks a Computer Science professor to teach and conduct research on-site at their Cologne campus. The professor will develop and lead lectures, supervise students, and contribute to the development of teaching formats. Applicants must have a doctoral degree in Computer Science or a related field, at least five years of professional experience, including three years outside of academia, and expertise in Software Engineering and Project Management.

Senior Implementation Consultant to lead ERP projects for manufacturing and industrial businesses. Must have strong ERP knowledge, experience in implementation projects, and understanding of industrial processes. Requires German and English fluency.

Manages local clinical trial activities within a country, ensuring delivery to time, budget, and quality expectations. Leads a team of clinical operations staff, cross-functional experts, and external partners. Responsible for study feasibility, site selection, monitoring, and budget management. Requires a Bachelor's degree and 3+ years of experience in site monitoring.

Field Service Engineer responsible for maintenance and technical support of reverse vending machines in the Euregio and Eastern Netherlands. Manages service delivery, coordinates subcontractors, and ensures service level agreement compliance. Provides customer support, identifies risks, and generates sales opportunities. Requires 3+ years of technician experience (mechanical and electrical) and proven leadership potential. Fluent in English, Dutch preferred.

Legal Counsel needed for DACH region to advise business teams on legal and regulatory matters. Manage contracts, provide guidance on product launches, and contribute to compliance frameworks. Must be a qualified German lawyer with 8+ years of experience.

Freelance online French language trainer for adult learners in business contexts. Must be a proficient French speaker (CEFR C2), have a teaching certificate, online teaching experience, and speak English at CEFR B2 or higher.

Working student supporting logistics and administration operations. Responsibilities include processing orders, managing inventory, preparing documentation, and collaborating with stakeholders. Requires studies in a related field, fluency in German (C1 level), and strong communication and organizational skills.

Lead System Architect to design, architect, and deliver enterprise-scale Pega solutions. Provide technical leadership, conduct design and code reviews, and ensure application scalability, performance, and security. Fluent German and English required.

Lead the legal function of a growing international technology company. Provide legal, commercial, and strategic advice to the executive team and Board. Manage complex transactions, agreements, and risk. Develop legal processes and lead a mid-sized legal team. German-qualified lawyer with significant in-house or private practice experience required.

As an Investment Valuation Manager / Associate, you will provide valuation expertise for development projects, transactions, and operational assets in the renewable energy sector. You will support investment decisions, refine valuation methodologies, and ensure the quality of financial models.

Senior Institutional Sales professional will acquire and cultivate institutional clients, manage mandate onboarding, and represent the company at industry events.

Clinical Research Associate or Senior CRA needed for medical device trials in Cardiology. Responsibilities include site monitoring, ensuring protocol adherence, and collaborating with internal and external stakeholders. Requires previous clinical trial site monitoring experience in Germany within a Medical Device or Pharmaceutical setting. Fluency in German and English is essential.

Lead the European operations of a global safety solutions provider, shaping the future of industrial safety across Europe with a focus on the DACH region. Manage a team of 150 colleagues across nine countries, driving business performance and sustainable growth.

Design Quality Engineer ensures product quality and safety by coordinating quality activities, supporting development teams, and managing certifications.

Experienced SAP HCM consultant needed for on-premise systems, SuccessFactors, and H4S4 environment. Focus on payroll and time management processes. Support, optimize, and improve existing solutions.

Account Executive will build customer partnerships and run sales cycles for Laravel's commercial products. This role requires technical credibility, collaboration across teams, and the ability to thrive in an early-stage environment.

The Internal Audit unit seeks a Senior Auditor to conduct risk-based audits at group companies globally. The role involves analyzing business processes for compliance, efficiency, and effectiveness, identifying risks, and developing audit programs.

Research Assistant (m/f/d) for a limited period of 2 years at the Faculty of Electrical Engineering, Chair of Signal Processing for Medical Applications. Responsibilities include independent research on speech enhancement, multimodal signal analysis, and analytics for interpretable AI.