java English-speaking jobs in Mainz

Lead JetBrains' ML strategy, guiding a team of about 50 to build an AI-native platform for software development. This role requires expertise in ML, product vision, and business operations to deliver measurable value.

Medical Director to shape care delivery for a growing online dermatology platform. Responsibilities include launching treatment pathways, scaling the provider network, and building clinical infrastructure and QA systems. Requires MD/DO with 5+ years of clinical experience.

Head of Operations to define and execute operational strategy for complex capital equipment. Oversee sourcing, building, testing, delivery, and servicing globally while building a scalable operations organization.

This role involves preparing and publishing the Group's external financial reports, including annual and interim statements, ensuring compliance with IFRS and internal standards. You will manage the disclosure tool, prepare notes and disclosures, and act as the primary point of contact for external auditors. Collaboration with colleagues from various departments is essential to ensure consistent messaging and high-quality reporting.

Lagerhelfer role involving receiving, preparing, building, wrapping, sorting, and transporting inventory. Duties require lifting up to 15kg and working in various environments. Candidates must be 18+ and proficient in German and/or English.

Sales and Market Development Manager responsible for regional sales and business development. Duties include setting targets, managing growth roadmaps, and expanding key customer relationships in the construction equipment industry. Requires relevant degree and international sales experience.

Key Account Manager for DACH Industrial Automation. Develop and expand strategic key accounts, focusing on manufacturers in factory automation. Requires technical sales experience in industrial automation and strong German/English skills.

You will build payment infrastructure for a sector that is running out of capacity and we are all depending on. By 2050, 38 million people across the EU will need long-term care, and the sector already lacks the workforce to deliver it. Care organisations need technology that gives professionals more time for people. We build the payment infrastructure that makes this possible.

Director, Specialist Sales, Advisors Business Development leads Test & Learn platform sales in Germany, Switzerland, and Austria. This role drives revenue by developing sales strategy and securing multi-year deals with key clients.

Supply & Demand Planner EMEA ensures alignment between regional availability and customer demand. This role uses ERP/CRM and Power BI to optimize inventory, support S&OP, and manage cost to serve. Requires supply chain experience in Life Sciences or manufacturing.

Configure and implement SAP SuccessFactors modules, primarily Employee Central, Performance Management, and Compensation. Analyze business requirements and translate them into scalable SAP SuccessFactors solutions. Collaborate with stakeholders to design, implement, and optimize HR processes.

Sales Manager Europe drives growth in chemical and industrial markets by developing new business and managing strategic accounts. This role requires technical sales experience selling engineered solutions and strong relationship management skills.

Advise corporate clients on investment and market risk solutions, including FX/MM and interest rates. Drive client risk management and investment business by structuring tailored solutions. Requires a Master's degree and sales expertise in market risk.

Internship in Mercedes-Benz Trucks Homologation starting January 2027. Assist in creating homologation functions and shaping digital strategy by developing AI and Power Automate systems for global regulatory management. Requires engineering or related studies and fluency in German and English.

Head of Client Solutions drives growth by building scalable partnerships and solving complex advertiser challenges. This strategic leadership role ensures executional excellence across verticals, focusing on revenue growth and product adoption.

Global Procurement Manager for Finished Products. This role involves strategic purchasing within Finished Products, working with international suppliers, and owning procurement categories. Requires a degree in business or engineering and experience in procurement or supply chain.

Sales Director for EMEA Mid-Market leading Client Executives to drive bookings and revenue. Focus on new customer acquisition and expansion within Pharma, BioTechs, CDMOs, and life sciences. Requires software sales management and Life Sciences industry experience.

Own KoRo's entire product and engineering organization end-to-end. Set strategy, prioritize across D2C, ERP, integrations, and data platforms, and drive commercial outcomes. Lead senior leaders to deliver a coherent, scalable system.

Build Stackgini's market presence in B2B SaaS and enterprise IT. Develop thought leadership, execute events, and enable sales through content and partnerships. Requires B2B SaaS startup experience and fluency in German and English.

Financial Sales Advisor builds long-term client relationships, providing excellent financial advice. Responsibilities include analyzing products and understanding client financial circumstances. Requires interest in finance and sales, strong communication, and fluent English.