java English-speaking jobs in Mainz

Senior Product Manager for CeFi, Exchanges, and Payments. Responsible for shaping product features from idea to launch, leading cross-functional teams, and managing roadmaps. Requires 5+ years in Fintech Product Management with Crypto/Digital Assets experience.

Warehouse Associate role at an Amazon logistics center. This position involves shipping and warehouse duties. Students are welcome, and no prior logistics experience is required. Full-time and part-time opportunities are available.

Manage day-to-day on-site Electrical construction activities to ensure projects are delivered on time and within budget. Lead site personnel, manage logistics, and oversee quality and safety compliance.

Seeking Housekeeping Hosts for hotel operations across Germany. Candidates should have relevant hospitality experience and be adaptable. Roles require skills in housekeeping, reception, service, SPA, or F&B.

Lead security domain execution for the IRIS2 satellite constellation project. Manage timelines, milestones, and budget while coordinating security documentation and compliance with EU regulations. Requires 5+ years in project management and aerospace programs.

The Group General Counsel oversees legal affairs, corporate governance, and compliance for the company. This role advises senior management on strategic and commercial matters, manages external counsel, and ensures adherence to regulations.

Self-employed Sales Advisor role in financial services. Build client relationships, acquire new clients, and provide financial advice. Requires interest in finance, sales, and an entrepreneurial mindset. Fluent English is necessary.

The Logistics Specialist – Customs & Inventory Management supports customs clearance, import/export coordination, ATA vehicle management, inventory control, and compound performance monitoring across European logistics operations. This role ensures vehicle movements are handled compliantly, accurately, and timely while maintaining reliable stock visibility and efficient compound operations.

Power Electronics Engineer needed for ECPE. Responsibilities include monitoring R&D projects, organizing workshops, providing specialist support, and coordinating publicly funded research. Requires an Electrical Engineering degree and power electronics experience.

Lead and grow the INNOPAY team in Germany, advising senior clients on digital strategy across payments, Open Finance, and digital identity. This role combines client delivery, team leadership, and business development.

Lead the development of a global Center of Excellence in Supply Chain, Manufacturing, and Asset Management. Shape large-scale transformation, advise C-level clients, and design complex supply chain solutions. Requires 15+ years in Supply Chain Transformation.

Manage end-to-end third-party governance, including onboarding, risk assessment, and contract oversight. Ensure compliance with regulations like DORA and Solvency II. Requires a relevant degree and experience in Third Party or Risk Management.

Senior Product Manager to define and execute product vision for Zenjob's marketplace dynamics. Own end-to-end, project-based problem solving, driving business goals through user conversations and data analysis. Requires 6+ years in product with experience in real-world process coordination.

Senior Legal Counsel provides end-to-end legal support for automotive business operations in Germany. Responsibilities include contract management, regulatory compliance (GDPR, HGB), dispute resolution, and IP protection. Requires 5-7 years of corporate legal experience.

Lead new client acquisition and retention in the International Private Bank. Advise on investments, banking, and wealth planning, managing client relationships to deliver complete wealth management solutions. Requires Private Banking experience with high net worth individuals.

Procurement Manager role involving client acquisition, raw material purchasing, and physical tasks like loading materials. Requires good German skills, a Category B license, and willingness to be active.

Manage all aspects of Student Services, Facilities, HR, and IT for a new campus. Ensure high-quality student experience, operational performance, and compliance. Requires fluency in German and English.

Mechanical QA/QC Engineer needed for Semi-conductor or Pharma/Biopharma projects. Responsibilities include attending walkdowns, compiling punch lists, supervising trade resources, and ensuring accurate as-building documentation. Requires a Mechanical Engineering degree or pipefitting certification, knowledge of HVAC, piping systems, and P&IDs, and experience in a similar QA/QC role. Data Centre experience is a plus.

Support and shape the labor relations strategy for the EMEA Region, including Germany, Spain, Czech Republic, France, and Turkey. Develop strategies, advise HR, draft agreements, and monitor labor law developments.

Drive pre-development of thermoplastic and composite technologies for battery systems. Develop and evaluate innovative concepts through material selection and process development. Lead R&D projects and support customer-driven development.