java English-speaking jobs in Mainz

Lead Engineer to join expanding teams, evolving product powered by a microservice architecture predominantly written in Java and Kotlin using Spring Boot. Design, develop, and maintain high-availability, high-performance web applications. Drive the team's build-it-ship-it attitude by demonstrating healthy engineering practices and shipping code into production. Integrate AI, optimize, measure, and monitor distributed systems. Mentor, document, and share knowledge to cultivate learning and avoid knowledge silos. Lead initiatives to improve engineering culture and discover ways to multiply team and organizational effectiveness.

Account Executive to drive growth in the Life Sciences market by understanding customer challenges, presenting SAS solutions, and building relationships with key accounts.

The Faculty of Philology at Ruhr-Universität Bochum seeks a Professor W2 non-tenured in Latin Philology and Transformations of Antiquity. The professorship is initially fixed-term for 5 years with a potential for a permanent appointment. The successful candidate will represent Latin Philology and its reception and impact from antiquity to the present, focusing on transformations across epochs and disciplines.

Provide armed security for embassies and diplomatic residences. Requires EU citizenship, security qualification (§34a GewO), firearms proficiency certificate (§7 WaffG), and experience in armed security duties.

ZEISS seeks a Product Manager to provide technical evaluation and consultancy for licensee product portfolios in the Hunting & Nature industry. The role involves consultation on new license leads, product strategy alignment, project management, and collaboration with licensee teams.

The IT Asset Management Delivery Head establishes, governs, and matures the organization's Hardware and Software Asset Management practice. This leader drives strategic vendor relationships, enforces governance frameworks, and delivers measurable financial and compliance outcomes.

The Technical Support Services Assistant provides logistical, technical, and administrative support for the operation and maintenance of UN Bonn conference facilities. Responsibilities include assisting with the daily operation and troubleshooting of conference room systems, providing hands-on physical assistance during events, and supporting the installation and configuration of ICT and AV equipment. The position also involves managing conference bookings, assisting with procurement processes, and providing content and information services management.

IT Administrator needed for a growing ed-tech startup. Manage onsite IT infrastructure, provide technical support, handle inventory and asset management, and ensure data security and compliance.

Provides exclusive executive transportation for the Board of Management, Chairman of the Supervisory Board, and their guests. Ensures passenger safety, security, and upholds Allianz standards. Performs risk assessments, advance reconnaissance, and emergency response strategies. Maintains situational awareness, coordinates with security personnel, and handles security equipment.

PhD student position in neuroimmunology focusing on autophagy mechanisms in mouse models of multiple sclerosis. Applicants should have a Master's degree in a relevant field and experience in molecular biology, cell biology, and microscopy.

Gain insight into the finance function of a leading consumer goods company. This internship offers the opportunity to work on diverse projects, such as analyzing competitors, supporting new product launches, and improving cost competitiveness.

Site Director will lead project development and implementation, collaborating with global and European teams to establish standardized automation solutions. The role involves planning and leading projects, identifying risks, and providing technical guidance to the Automation team.

Support the travel management team for documenta 16, assisting with visa procurement, travel planning, bookings, and administrative tasks. Requires tourism or travel experience, strong communication, and proficiency in booking portals.

Senior Product Marketing Manager drives strategy, go-to-market execution, and downstream marketing for mixed-signal sensing technologies. Collaborates with global product line teams, R&D, sales, and marketing functions. Develops global go-to-market plans, marketing campaigns, and technical marketing presentations. Requires a technical understanding of semiconductor sensors and interfaces, strategic capabilities, and marketing execution skills.

Support the COO in day-to-day operations, planning, and coordination. Drive operational projects and ensure structured execution across teams. Coordinate communication between leadership, product, sales, and implementation.

Legal Counsel will provide legal support for the German market, advising internal teams on legal issues and supporting business, product, and partnership teams. Responsibilities include drafting, reviewing, and negotiating commercial agreements, ensuring contractual consistency, and integrating Readly operations.

Danaher seeks experienced HR professionals for a Talent Pool. We are looking for HR Business Partners and Generalists with a minimum of 3 years of experience as a Generalist or 5 years as an HRBP. Must have a university degree or vocational training in HR Administration & Management, strong knowledge of German Labor and Social Law, and fluency in German and English.

Lead the technical strategy and development for the eCommerce/Digital Sales domain at PAYBACK. Provide technical guidance to a team of engineers, ensuring alignment with corporate strategy and a high-performing team culture.

Design and implement analog or full-custom modules in CMOS for Advantest's industry-leading semiconductor testers. Collaborate with architects, digital design counterparts, and other engineering disciplines.

Electrical test engineer for surge arresters and insulators. Conducts tests on equipment in accordance with standards and customer requirements. Supports development projects and provides technical expertise to answer product-related questions. Contributes to Agile Release Train for composite insulators and surge arresters. Requires a degree in Electrical Engineering with a focus on high-voltage engineering or a comparable qualification with experience in high-voltage testing. Knowledge of relevant testing standards is an advantage. Fluent in German and English.