java English-speaking jobs in Mainz

Experienced SAP S/4HANA PP Functional Consultant needed for L2 support. Focus on production planning, process orders, batch management, and PP exception resolution. SAP QM exposure is highly desirable.

Senior Labour Relations Manager to own collective employee relations in Berlin. Manage Works Council relationships, lead negotiations on Betriebsvereinbarungen, and serve as expert on German employment law and co-determination. Fluent in German and English required.

Sr Principal Functional Consultant, oCHRO Architect requires 10+ years in HCM software, including 5+ in implementation consulting. Must lead end-to-end HCM solution architecture for complex programs and be fluent in German and English.

Perform analytical tasks, develop and validate methods, and conduct GMP testing in Central Analytics. Requires 3-5 years of analytical lab experience, knowledge of GMP, and proficiency in HPLC(-MS), GC(-MS), IR, and UV.

Senior Account Manager for Google Ads to own e-commerce client relationships across the DACH region. Manage and optimize Google Ads campaigns with budgets up to €50K+. Requires 3+ years of Google Ads/PPC experience and native German skills.

Global Bank seeks Vice President, Trade Finance to manage an Investment Grade Corporate Banking portfolio. Responsibilities include providing sophisticated solutions, growing client share, and developing new business. Requires 7+ years in Trade Finance with strong financial analysis and credit assessment skills.

Provide comprehensive administrative, organizational, and operational support to the Middle School Academic Coordinator. This role manages documentation, scheduling, communication, and coordinates educational visits.

Seeking an English-speaking Anatomy & Biology Teacher for a freelance position. Prepare prospective medical students for admission exams and first-year studies by teaching fundamental Biology and Human Anatomy.

Own the talent attraction ecosystem for a leading e-commerce employer. This role manages platforms, channels, and strategies to drive measurable hiring outcomes across Europe. Focus on the talent funnel, careers site, and CRM.

Lead clinical trial initiation as a Study Start Up Associate, managing site start-up and activation activities. Requires 2+ years of clinical research experience and knowledge of essential documents.

Senior Retail Marketing Manager for HOKA EMEA. Lead integrated retail marketing strategies to drive consumer traffic and strengthen brand storytelling across Europe's retail landscape. Own seasonal strategy and execute impactful campaigns.

Flight Dynamics Engineer supports system development and operations for current and future LEO missions. Duties include mission analysis, orbit/attitude dynamics, collision risk management, and maintaining flight dynamics systems. Requires aerospace engineering background.

Service Engineer executes service, repair, and maintenance on MacGregor products like hatch covers and cranes. Requires mechanical, hydraulic, or electrical background, technical skills, and willingness to travel globally.

Technical Co-Founder/CTO to own the technical vision and build infrastructure for reliable AI agents. Requires strong software engineering, backend/distributed systems knowledge, and hands-on product building experience.

Research Associate needed for R&D in innovative analytical methods for battery materials. Focus includes operando SAXS and XAS, data evaluation, and scientific publications. Requires a Ph.D. in Chemistry or related field.

Chair of History and Ethics of Medicine role requires representing the subject in research and teaching. Responsibilities include investigating medical practice ethics and history, and teaching on the Human Medicine degree program.

Senior Data Engineer to evolve a central enterprise data platform for renewable energy. Design scalable data products, shape enterprise data models using Data Vault 2.0, and engineer large-scale time series solutions. Leverage AI-native engineering practices.

Identify, design, implement, and optimize automation solutions to improve operational efficiency. This role requires experience with automation platforms and skills in process analysis and system integration.

Coordinate product roadmap and manage prioritization, acting as the voice of customers in supply chain and manufacturing. Translate user needs into scalable product features while building internal processes. Requires 5+ years in production planning or supply chain operations.

Senior Optical Surface Manufacturing Engineer to develop and optimize processes for lens generating and polishing. Responsibilities include defining parameters for various materials and supporting production transfer. Requires relevant engineering degree and experience in precision optics manufacturing.