freelance English-speaking jobs in Wuppertal

Senior Controller responsible for project controlling, monthly management reporting, and liquidity forecasts. Duties include investment controlling and developing group-wide reporting systems. Requires controlling/accounting education and several years of experience.

Coordinate and improve international payroll processes across Europe. This role involves working with external providers, managing reconciliations, and supporting process standardization. Requires a relevant degree and experience in payroll or HR operations.

Leads EMIA Indirect Procurement strategy, managing regional performance, supplier relations, and risk mitigation. Requires 15+ years in procurement, 10+ in indirect procurement, and 5+ years leading dispersed teams.

This role supports export control reviews, sanctions screening, and transaction assessments. Responsibilities include assisting with licensing, maintaining records, and contributing to process development across EMEA. Strong English and good German skills are required.

Lead end-to-end supply chain operations, driving planning, logistics, and inventory management to ensure high customer satisfaction. Manage teams, drive continuous improvement, and align cross-functional stakeholders in a dynamic environment.

Lead global audit strategy and delivery for the Chief Finance Office portfolio, providing independent assurance on governance, risk, and internal controls. Coordinate assurance across finance risks, processes, and legal entities.

Medical Expert – Clinical Science drives clinical, scientific, and regulatory activities across the product lifecycle. This role involves authoring regulatory documents, interpreting clinical data, and supporting global submissions.

Own and develop strategic relationships with key customers across FMCG, pharmaceutical wholesalers, and pharmacies. Take responsibility for turnover, margin, and budget performance to drive sustainable growth. Requires proven experience in Key Account Management.

Internship in Human-Computer Interaction and Eye Tracking. Work on next-generation interaction concepts using eye tracking, novel user interfaces, and advanced sensors within an interdisciplinary research team.

Support the design and development of next-generation automotive electronic hardware architectures. Work with engineering tools to model and maintain hardware architecture artifacts while gaining experience with ISO 26262.

Senior UX Researcher to plan and run research across the full spectrum, from foundational to strategic work. Combine qualitative and quantitative methods, using AI in daily research. Requires native German and fluent English.

Develop embedded control software for lithography systems using C for bare-metal controllers. Experience in low-level embedded software, embedded Linux, and Python for test automation is required.

Senior Power Automation Solution Engineer translates engineering workflows into product concepts for the Integrated Power Automation Suite. This role defines use cases, validates feasibility, and bridges communication between PLM, software, and engineering teams.

Adjunct Faculty for Mathematics at the Undergraduate School requires a Master's degree in Mathematics or related field. Responsibilities include active classroom presence, enriching curriculum, and supporting student growth. Applicants must maintain legal status in Germany.

Major Account Manager for the Defense Industry. Drive large complex sales cycles, partnering with customers to secure their digital experience using Palo Alto Networks solutions. Requires experience in complex sales and German language proficiency.

Full Stack Engineer with 3+ years of experience building with React, TypeScript, and Tailwind CSS. Requires backend experience in Python and ability to own features end-to-end. Focus on building ground control station interfaces.

Own daily reconciliation, settlement, and security transaction processes. Support corporate action analysis, identify patterns, and communicate with external partners. Requires banking/finance degree and experience in securities services. Fluent in German and English.

Support strategic growth, performance, and portfolio decisions for the Voith Group. This role involves market insights, business analysis, and collaboration on initiatives like M&A and transformation. Requires strong analytical skills and relevant experience.

Support German and Swiss clients with precise tax service, managing requests from start to finish. Execute core tax operations, support relief at source, and manage documentation. Requires tax environment experience and fluency in English and German.

Senior Sales Executive for Global Forwarding. Drive growth by securing new customers, managing interactions, and executing sales activities. Requires 4+ years outside sales experience with a freight forwarder and fluency in English and German.