freelance English-speaking jobs in Wuppertal

Principal Engineers at C&A are technical leaders who solve complex problems and drive technology strategy. They define architecture, engineering practices, and technical direction for C&A's transformation to a modern platform ecosystem. Responsibilities include designing and building scalable, reliable, event-driven systems, AI-powered capabilities, and leading cross-domain design decisions.

As Business Controller for IT and R&D, you will partner with leadership teams, driving performance, enabling strategic decisions, and shaping the future of IT and R&D. You will own budgeting, forecasting, and long-term planning, prepare monthly closings and variance analysis, and develop recommendations to optimize business results. You will also support the development of IT and R&D strategy, assess business cases, and lead projects and initiatives.

It is an environment where entrepreneurial minds thrive, offering the perfect balance between high-end professional challenges and a genuinely supportive, people-first atmosphere. Your Responsibilities & Impact You will advise a prestigious, international clientele on complex employment law matters and cross-border transactions.

Manages construction projects from initiation to completion, including scheduling, budgeting, material procurement, and staff supervision. Ensures projects are delivered on time and within budget while adhering to safety regulations and client communication protocols.

Health & Safety Advisors support the delivery of roofing, cladding, and façade projects across Germany, Denmark, Sweden, and Finland. Responsibilities include promoting a positive safety culture, ensuring compliance with regulations, conducting site inspections, and investigating incidents. Requires a Bachelor's degree in a related field, a recognized Health & Safety qualification, and 3+ years of experience in construction.

At Nielsen, we are passionate about our work to power a better media future for all people by providing powerful insights that drive client decisions and deliver extraordinary results. Our talented, global workforce is dedicated to capturing audience engagement with content - wherever and whenever it's consumed.

Hardware Engineer (m/f/d) will conceptualize and implement electronic circuits, integrate MPUs and SoCs, design power supply systems, and oversee verification and EMC compliance.

The Institut für Herz- und Kreislaufphysiologie at the University Medical Center Göttingen seeks a Postdoc to study the functional role of β-adrenergic receptors in cardiomyocytes and their inter-organ communication with the brain.

Join us in shaping the future at our location in Cologne as Head of Product Merchandising EMEA (m/f/d) Define and drive the EMEA product vision and long-term product strategy, translating consumer and market insights into revenue-driving product and assortment strategies Own franchise and marketplace management across EMEA, ensuring long-term market relevance through segmentation and a clear produ

Senior SAP Project Manager needed for high-impact projects focused on SAP Cloud ERP transformation. Manage the full project lifecycle, act as a trusted advisor to customers, and drive projects with a focus on value creation and measurable outcomes. Several years of experience as an SAP Project Manager, strong knowledge of SAP S/4HANA and Cloud ERP, and proven track record in managing complex IT projects are required.

Drive the incubation and commercialization of emerging portfolio offerings within Grid Consulting. Lead innovation initiatives, test new consulting approaches in customer environments, and translate customer challenges into reusable advisory methods.

As a Retail Associate, you will provide exceptional customer service, assist with visual merchandising, and process sales transactions. You will also contribute to store profitability by handling product flow.

Whether in the areas of mobility solutions, consumer goods, industrial technology or energy and building technology - with us, you will have the chance to improve quality of life all across the globe. Welcome to Bosch. The Bosch Thermotechnik GmbH is looking forward to your application!

Freelance Makeup Artists will promote and create makeup magic in store, representing the Charlotte Tilbury ethos, products, and image. Responsible for achieving sales targets through exceptional makeup artistry and customer service.

The Institute of Biochemistry at Heinrich Heine University seeks a Doctoral Researcher to investigate the assembly and conformational dynamics of cellular machineries involved in transport across bacterial membranes.

Guest Event Experts execute a variety of event functions to ensure a memorable and unique experience for guests. Responsibilities include setup, breakdown, transporting supplies, taking orders, and interacting with guests.

Software Sales Value Engineer to translate technical capabilities into business value and drive customer-focused sales outcomes. Collaborate with sales teams and clients to understand business objectives, challenges, and requirements. Develop value propositions, business cases, and ROI analyses to demonstrate the benefits of software solutions. Deliver persuasive software demonstrations and proofs of value.

A400M Weapon Systems Engineer (m/f/d) for Airbus Defence & Space in Manching. Responsibilities include requirements analysis, test plan definition, system architecture development, and test execution. Requires experience in Electronic Warfare System Integration and Requirements Management, and knowledge of MS-Office. Fluent English required. German language skills are a plus.

Scientist will support analytical activities within an international pharmaceutical project. Responsibilities include method transfers, development, validation, and verification of analytical methods (HPLC, AAS, KF), analytical testing, and preparing protocols and reports.

Global Head of Legal (International) for a premium outdoor lifestyle brand. Leads international legal framework, including franchise, wholesale, and distribution agreements. Oversees anti-counterfeiting, IP enforcement, GDPR compliance, and ESG obligations. Requires a fully qualified German lawyer with 10+ years of experience in leadership within premium retail, apparel, or consumer lifestyle. Fluency in German and English is essential.