java English-speaking jobs in Mainz

Support Program Managers with program activities, handle strategic, organizational, and operational duties, and gain insights into GCE&S’s overall strategy.

Research Associate (Postdoc) for a project focused on understanding molecular dynamics using femtosecond optical and X-ray spectroscopy. Duties include teaching, building instrumentation, experimental design, data analysis, and publication. Requires a doctorate in physics, chemistry, or a related field with expertise in pulsed lasers, femtosecond laser spectrometers, and optical instrumentation.

Lead a production center of 70+ employees, achieving best-in-class car quality and output optimization. Scale production capacities, manage partner relationships, and implement processes.

Recovers, installs, maintains, and services stationary refrigeration systems, air conditioning systems, and heat pumps. Performs repairs and maintenance on commercial kitchen equipment. Provides input for service contract specifications and evaluates contractor performance.

The EU Sustainability & Compliance Project Manager will own Anker Innovations' pan-European sustainability and regulatory compliance strategy for Amazon operations. Responsibilities include managing certifications, ensuring compliance with EU Extended Producer Responsibility regulations, and embedding sustainability into product launches and supply chain processes.

Lead the development and strategy of adjoe's programmatic stack, bridging market needs and technical roadmap. Manage multiple development teams and platform P&L, driving revenue growth and technical compliance with OpenRTB and TCF.

Customer Excellence Agent for Distributor Team in Germany. Manages distributor inquiries, processes orders, and ensures timely order fulfillment. Coordinates with logistics and internal teams to resolve issues and improve processes. Requires a Bachelor's degree, 2 years of customer service experience, and fluency in English and German.

Leads the Central Europe marketing strategy for On, partnering with Sales to drive brand and business growth. Manages a team of Brand Comms, Brand Activation, and Trade Marketing professionals, shaping the sub-regional narrative and ensuring cultural resonance across campaigns. Champions executional excellence and drives an integrated operating model for cross-functional collaboration. Stewards the regional marketing budget and fosters a high-performance culture.

This role supports D2C operations for Fanatec, ensuring accurate product information, pricing, and inventory across web platforms. Responsibilities include managing pricing uploads, monitoring order fulfillment, and collaborating with teams to resolve operational issues.

Shape business decisions through financial analyses, strategic pricing, and cross-functional collaboration. Develop business plans, profitability analyses, and price proposals. Optimize calculation and offer workflows and ensure adherence to calculation processes.

Senior Algorithmic Power Trader responsible for market strategy, execution, and PnL across European power markets. Utilizes cutting-edge tools to maximize revenues and minimize risks for energy storage and renewable assets.

Senior SAP TM Consultant needed for Explore phase of SAP implementation project. Strong SAP Activate experience, GAP analysis, and Business Blueprint creation required. Must have excellent German language skills and be willing to travel 50% onsite.

Support risk model calibration and validation for DTFS markets, including reporting. Run monthly economic capital and acquisition quality calculations. Enhance methods, tools, and systems used for calibration, validation, reporting, and pricing.

Supports the Brand Manager in delivering brand strategy, plans, and execution across the market. Manages campaign rollouts across media, digital, experiential, and PR channels. Monitors brand performance metrics and analyzes data to identify opportunities and risks.

Working Student supports the iQSA LAT Process Management team in developing, documenting, and improving processes. Tasks include coordinating workshops, maintaining process models, supporting KPI and data analysis, and ensuring proper record and action tracking.

Leads the strategy, adoption, and execution of international payment product priorities for European clients. Develops and launches products for non-bank financial institution clients, leveraging market research, client feedback, and competitive analysis. Manages a team of product managers and collaborates with cross-functional teams to deliver products that solve customer problems and create business value.

Leads strategic engagement with medical societies and alliances, driving innovative collaborations to advance GSK's healthcare priorities. Develops and implements strategic frameworks for partnerships, leads KOL and academic collaborations, and ensures compliance for all external engagements.

Managing Consultant Reinsurance (all genders) will work on projects focused on digital transformation and modernization of reinsurance business models, processes, and platforms. You will support clients on the digital transformation of their assumed or retro reinsurance business (P&C and L&H). You will design end-to-end solutions within the areas of Pricing, Data Strategy, Data Management, Underwriting, Claims Management, Technical Accounting and Finance.

Experienced SAP DRC consultant needed for a global S/4HANA greenfield transformation program focused on document compliance and e-invoicing.

Manages and drives the implementation of Omnichannel initiatives across Europe Retail, ensuring a best-in-class consumer experience. Develops and executes monitoring mechanisms to track performance against KPIs. Drives the development and delivery of operational and financial reports. Leads the Europe Digital Retail Champions Program.