java English-speaking jobs in Mainz

Leads the strategic development and evolution of the P3 Benchmarking Framework, defining its vision, roadmap, and global scalability. Manages cross-functional teams and coordinates international experts to deliver customer-facing insights. Ensures methodological excellence in Mobile and Fixed Broadband User Experience assessments and drives innovation. Establishes and maintains strong client relationships, acting as a thought leader and senior advisor. Translates market and technology trends into actionable strategies for benchmarking and quality assessment. Oversees the definition, monitoring, and optimization of KPIs and Performance Indicators within benchmarking programs. Ensures operational excellence in benchmarking projects, including rollout planning, execution, and quality assurance.

A Japanese consulting firm seeks an HR Manager for their Dusseldorf office. The role involves administering HR programs, ensuring compliance with German employment laws, managing the hiring process, and handling general administrative tasks.

Technical Consultant will configure and customize ADvendio on Salesforce, including automations, data management, and integrations. Responsibilities include implementing solutions leveraging Salesforce AgentForce and Data Cloud, executing data migrations, and providing technical support. Requires 2+ years of Salesforce CRM experience, strong understanding of Salesforce architecture and automation technologies, and excellent communication skills.

Structural Engineer needed for diverse projects. Minimum 3 years experience required. Design, analyze, and ensure compliance with building codes. Collaborate with architects and engineers. Strong analytical and communication skills essential. Fluent in German and English.

Sales Representative to drive new client acquisition globally for a Fintech and Trading Technology firm. Focus on educating entrepreneurs and traders on SaaS solutions for launching prop firms. Minimum 2+ years of sales experience in dynamic industries like SaaS, Fintech, or iGaming required.

Test and verify new ERP developments, including functionalities and integrations. Prepare and execute functional, performance, and user acceptance tests. Develop and implement QA procedures and testing standards for Microsoft Dynamics Business Central.

Support ongoing mechanical automotive projects, modify 3D CAD models, perform structural analyses, and interpret simulation results. Design and implement AI-assisted workflows.

Principal Engineer (Industrial Metallurgical Rotating and Tilting Furnaces) will drive innovation, standardization, and technical excellence across design, project execution, operation, and lifecycle management of tilting and rotating furnace systems. This role provides technical leadership, design governance, business development and project delivery support, and development of best practices applicable to copper, PGM, recycling and other pyrometallurgical operations.

Job Description The DACH region, consisting of Germany, Austria and Switzerland, is one of the fastest growing economies in Europe and therefore a strategic region for HCLTech. Our regional headquarters are in Eschborn, Germany, with additional offices and delivery centers in Berlin, Gifhorn, Leipzig, Munich, Osnabrück, Walldorf and Actian Germany GmbH.

Service staff needed for a trendy Chinese hand-pulled noodle restaurant. Coordinate orders, provide excellent guest service, and embody the brand's values. Prior gastro experience is preferred, but a positive attitude and eagerness to learn are essential.

The European Institute of Policy Research and Human Rights seeks Junior Research Fellows to develop research skills and contribute to policy-oriented publications. Fellows will learn a structured methodology for drafting research papers in approved areas and receive mentorship.

Manages product groups, sets long-term strategy, and aligns with business goals. Defines service specifications, creates value propositions, and provides expert support to sales. Drives innovation, monitors profitability, and coordinates promotional needs. Requires a bachelor's degree, minimum five years of experience in product line management, and strong analytical and communication skills.

Work Student supporting the training and development team. Assist with onboarding, learning management system maintenance, and project support.

The Product Owner will act as the primary point of contact between stakeholders and product squads. Responsibilities include creating and maintaining a product backlog, prioritizing feature requests, writing user stories, and collaborating with product squads throughout the development process. The ideal candidate has a degree in computer science and prior experience as a Product Owner for B2B or B2C software.

Senior Backend Engineer will design, develop, test, deploy, and maintain software within the Grow & Engage domain. Experience with JVM languages, Spring Boot, microservice architecture, and relational/non-relational databases is required.

Leads, develops, and manages service support for Power Quality and Life Safety products in the DACH region. Responsible for technical support, problem resolution, training, and team management. Requires a Bachelor's or Master's degree in a relevant field, 3+ years of management experience, and fluency in English and German.

Manage and develop strategic key accounts within the global lamp business, ensuring customer satisfaction and revenue growth. Cultivate relationships with internal and external stakeholders, identify new business opportunities, and negotiate complex agreements. Drive global lamp sales performance by optimizing pricing, sales approaches, and portfolio strategies.

Delivery Driver Express connects drivers with various logistics companies. Drivers load pre-sorted packages, follow planned routes, and deliver packages up to 23 kg. Must have a valid EU driver's license (max 6 points, no IN, DR, or TT codes) and pass a drug and alcohol test.

Office administration, accounting, and HR support role. Experience in office administration, accounting, and HR required. Proficiency in MS Office, English, and German.

Administrative Support professional to join a team in Germany. Support day-to-day office operations, digitalization initiatives, and ensure smooth administrative processes.