java English-speaking jobs in Mainz

Product Manager for PAT Advanced Process Control will develop business models, value propositions, and price positioning for a hardware, software, and professional service portfolio. This role requires deep understanding of customer workflows, market trends, and competitive landscape. The Product Manager will manage the product lifecycle, lead cross-functional teams, and influence product-related decisions.

Experienced Residential End of Lease Cleaners needed for high-quality cleans of homes. Duties include thorough cleaning of kitchens, bathrooms, appliances, and all living areas. Must have at least 2 years of professional end of lease cleaning experience, own cleaning equipment and supplies, and reliable transportation.

The Technical University of Munich (TUM) seeks an expert in systems architecture and integration for implantable brain-computer interfaces (BCIs) to develop next-generation devices. Responsibilities include research, teaching, and mentoring early-career scientists.

Field Sales Flow Cytometry Product Specialist needed to grow Beckman Coulter Life Sciences' flow cytometry business in South-West Germany. This home-based role requires building customer relationships, identifying opportunities, and delivering sales targets. Must have a university degree in biological or biomedical sciences, relevant sales experience, fluency in German and English, and a valid German driving license. Regular travel within Germany is required.

Ensures smooth loading and unloading, sorts and inspects shipments, records and processes data, performs quality control, and communicates with team members and stakeholders. Requires German and English proficiency. Forklift certification and hazardous materials knowledge are beneficial.

Provides administrative support to executives, managing calendars, scheduling meetings, and handling correspondence. Organizes documents, coordinates meetings, and serves as a point of contact for stakeholders.

The U.S. Consulate General in Frankfurt seeks a Foreign Service National Investigator to conduct security investigations and maintain liaison with local authorities.

Cloud Solutions Architect will design, implement, and manage cloud-based applications for Genedata's customers. This role requires 3+ years of experience in cloud, infrastructure, or systems engineering, strong AWS expertise, and the ability to communicate complex technical concepts clearly.

Senior UX/UI Designer needed for a team developing software, hardware, and sound products. Design visual interfaces, interactions, and HMIs across mobile, web, and desktop platforms. Contribute to a design system based on Atomic Design principles. 7+ years of experience in a professional design role is required. Strong Figma and FigJam skills are essential.

The Site EHS Manager manages, develops, and implements Environment, Health & Safety activities at a manufacturing site. This role drives corporate standards and continuous improvement in EHS performance, strengthens safety culture, and partners with site leadership to reduce operational risks.

The Senior Manager, Business Development – Clinical Solutions drives growth and market expansion of IDT's NGS Clinical Solutions across EMEA. This role develops strategic commercial plans, builds relationships with key stakeholders, and positions IDT as a preferred provider for clinical genomics workflows.

As the global market leader of automated test systems in the semiconductor industry we help the world to realize the digital transformation, enable our customers to shape the future and offer you the exciting jobs intended for pioneers. Are you seeking answers and opportunities for your future?

Develop innovative exterior design solutions for automotive projects. Generate concepts, work across 2D and 3D platforms, and collaborate with cross-functional teams.

This home office based, full-time position is responsible for translating medical documents, responding to drug information inquiries, identifying adverse events, and fulfilling regulatory reporting requirements.

Supports senior consultants in cleaning and organizing data for a logistics client. Assists with data cleaning, drafting configuration guides, testing reports, and building simple dashboards.

Retail Intern to support a luxury boutique team in Munich. Responsibilities include customer service, operational tasks, and ensuring a welcoming client experience. Must be fluent in German and English, with a passion for fashion and luxury retail.

This role involves inventory management, customer service, store maintenance, and quality control. Employees will replenish shelves, assist customers, and ensure accurate pricing.

The Max Planck Institute for Marine Microbiology seeks a Scientific Programmer to develop and integrate ocean biogeochemical models. The successful candidate will maintain and advance the HAMOCC model code, ensuring scientific developments are robustly implemented and integrated. Responsibilities include integrating new model components, maintaining software quality standards, and supporting researchers in implementing and evaluating new model components.

HOLOEYE Photonics seeks an R&D Engineer to design and simulate optical micro- and nanostructures for diffractive optical elements. Responsibilities include generating manufacturing data, analyzing characterization measurements, and collaborating with the team to optimize designs.

Coordinates and performs measurements of superconducting coils at the SUNDAE1 facility. Maintains and upgrades the facility, including defining technical specifications for new components. Prepares, reviews, and updates risk assessments.