java English-speaking jobs in Wiesbaden

Business Development Manager for Residential drives opportunity identification and closing in Germany's residential energy solutions market. Requires 3+ years in PV Residential sales, strong negotiation, and fluency in German and English.

Head of Supply Chain owns end-to-end physical goods flow, including purchasing, warehousing, and logistics across Europe. This role manages assembly, owns ERP systems, and drives supply chain financials. Requires 10+ years of experience.

Develop and execute global pricing and marketing strategies for spare parts and service offerings. Conduct market analysis, optimize pricing structures, and implement marketing campaigns. Requires a relevant degree and fluency in English and German.

Join Josef-Schwarz-School in Heilbronn as a Teaching Assistant / Educator. Work in a warm, international school community with small classes, modern facilities, customised learning and real scope to contribute your own ideas.

Seeking an outstanding scientist for a Full Professorship in General Microbiology. The role requires an independent, internationally visible research profile focusing on fundamental microbial physiology and sustainability. Teaching competence is required.

Senior Full Stack Engineer to shape SurfaceScout, building features end-to-end using TypeScript and Python. Own architecture, design integrations, and mentor teammates on a fast-growing product.

Treasury Accountant RTR role supporting EMEA Regional Treasury Center accounting and financial reporting. Responsibilities include recording transactions in JD Edwards, balance sheet reconciliations, and SOX compliance. Requires a degree and 2+ years of relevant experience.

Senior Software Engineer to ensure cloud infrastructure scalability and security. Responsibilities include managing Kubernetes, GitOps, AWS, and building tooling in Go/Python. Requires 5+ years of experience.

Trackwise Digital Support Lead required for L2/L3 support in regulated life sciences. Expertise needed in TrackWise Digital, QMS, Complaint Handling, and Adverse Event Reporting. Must resolve complex issues across records, workflows, and interfaces.

Head of Engineering for a global dairy manufacturer. Own the entire process for a multi-year, €50M investment project supporting German, Nordic, and UK functions. Requires a relevant engineering degree and 5+ years in the dairy or process industry.

Senior Data Engineer owns the end-to-end reliability and modeling of the analytics platform. Responsibilities include building pipelines with Airflow, managing BigQuery/Snowflake, and developing DBT/LookML. Requires 5+ years of experience with Python/Go and AWS/GCP.

Develop and optimize quantum sensor concepts based on qubit systems. Perform advanced numerical simulations and analyze experimental data to refine sensor designs. Requires a PhD in a relevant field with background in quantum sensing and simulation.

Senior/Expert People Business Partner shapes People Partnering using AI-enabled processes. You advise leadership on org design, compensation governance, and manage complex employee relations.

Lead a business unit for advanced laser technology solutions in industrial and precision manufacturing. Responsible for profitable growth, commercial development, and market positioning across high-value segments. Requires experience in international B2B technology and driving commercial expansion.

Senior Manager Healthcare Intelligence Partnerships & Growth seeks a commercially minded relationship builder. Focus is on expanding and deepening partnerships using PHOENIX data assets to support customer objectives across the pharmaceutical industry.

Coordinate and develop the international doctoral program for IMPRS-UFAST. Responsibilities include curriculum development, recruitment, mentoring, and program administration. Requires a doctorate in natural sciences and understanding of doctoral research.

Growth Manager to own the digital customer journey, building and managing B2C sales funnels in HubSpot. Responsibilities include optimizing conversion, retention, and analyzing KPIs for paid content. Requires 5+ years in growth/CRM with HubSpot expertise.

Voi seeks a full-time Driver for E-Scooter Logistics and Maintenance. This role supports Voi's mission as a leading shared micromobility operator in Europe.

Support Corporate or Retail Security Partners in operational security tasks. Coordinate escalations, alarms, and access processes, conduct audits, and support incident response. Requires 5+ years in security and strong organizational skills.

Postdoctoral Researcher for Longitudinal Surveys at GESIS. Responsibilities include planning and implementing ESS and CRONOS surveys, data processing, and publishing research. Requires a PhD in Social Sciences and skills in quantitative research using Stata or R.