react English-speaking jobs in Wuppertal

The German Cancer Research Center (DKFZ) seeks a Research Software Engineer / HIFIS Consultant to join the Helmholtz Federated IT Services (HIFIS) team. This role supports sustainable research software engineering across Helmholtz centers and partners.

Senior Scientist to develop and optimize nanoparticle formulations for nucleic acid delivery. Responsibilities include designing experiments, characterizing formulations, and collaborating with internal and external teams. PhD in a relevant scientific discipline and hands-on experience with nanoparticle formulation and characterization are required.

Science Teacher needed for full-time, two-year position at WABE International School. Experience teaching grades 6-12, including IBDP Biology, required. Must have a Master's degree in Biology/Chemistry and a valid teaching license.

Experienced Senior Legal Counsel needed to support large-scale international infrastructure projects. Provide legal support from tender stage through project completion, drafting and negotiating agreements, and advising on risk mitigation. Must be a fully qualified German lawyer with fluency in German and English.

Interim CFO / Finance Transformation Lead for a private equity-backed infrastructure services platform. Responsibilities include leading a finance transformation program, improving cash flow, and supporting strategic initiatives.

Leads and manages Customer Service across continental Europe, ensuring high service standards. Oversees order execution, customer inquiries, and feedback. Collaborates with the Commercial team to understand customer needs and drive service excellence.

Senior Software Developer to join a cross-functional team developing and maintaining large C++ applications. Responsibilities include designing, implementing, testing, and documenting software, working with domain experts, and mentoring team members. Requires a B.Sc. or M.Sc. in computer science, engineering, or equivalent, 5+ years of experience, and strong C++ skills.

Lead and develop a high-performing HR Enablement team across Europe. Coach managers on engagement, performance, workforce planning, and organizational design. Ensure consistent adoption of HR programs, processes, and tools. Drive process improvement and automation, leveraging AI to scale HR delivery.

Dispatcher Aviation professionals will plan and prepare flights, including route calculations, fuel requirements, and weather analysis. Responsibilities also include crew support, flight monitoring, and coordination with various teams.

Experienced SAP Basis & Security Consultant needed for 1st Level Support. Responsibilities include user administration, SAP Basis support, security implementation, and troubleshooting in a business-critical environment.

Working student supports the creation of photorealistic 3D visualizations for luxury brands. Tasks include preparing 3D models, researching new tools, and building material libraries in Blender. Must be a university student with solid 3D software skills and a structured work style.

Product Management & Analysis Intern to support product managers in reporting, market analysis, and product lifecycle activities for Electrodes Technologies Division.

Leads end-to-end M&A transactions, including origination, valuation, due diligence, and closing. Provides support to Directors and Managing Directors, and mentors Associates and Analysts. Requires several years of relevant experience in Investment Banking/M&A with proven execution experience across the full M&A lifecycle.

Provides operational and organizational support to management, including appointment scheduling, travel coordination, and meeting preparation. Manages communication with stakeholders and supports strategic projects. Requires several years of experience as a management assistant and strong organizational, communication, and interpersonal skills.

Senior Cost Manager needed for building construction projects. Responsibilities include cost control, feasibility studies, tender management, and reporting. Requires 6+ years of experience in project management/control, with 3+ years in construction cost management. Excellent communication and analytical skills in German are essential.

Develops HR plans and budgets for overseas subsidiaries. Manages recruitment, HR operations, performance evaluations, and payroll. Interprets local labor laws and manages relationships with service providers and labor authorities. Supports the General Manager with administrative tasks.

As a Change Manager, you will lead process improvement projects, manage site budgets, and collaborate with stakeholders to drive productivity enhancements. You will oversee the site's Non-Inventory Supplies and Waste Management team and foster a culture of continuous improvement.

Leads warehouse operations, focusing on performance optimization, cost reduction, and customer satisfaction. Manages returns handling, develops procedures, and analyzes data to improve efficiency and reduce return rates.

Power Electronics / AI Engineer needed to develop AI-assisted methodologies for power converter design, including magnetics, control schemes, and circuit architectures. Collaborate with engineering teams and research organizations to solve performance challenges and track emerging trends in AI and power electronics.

Manage import, export, and customs processes, ensuring compliance with regulations. Oversee trade-related systems and collaborate with cross-functional teams.