java English-speaking jobs in Mainz

Senior investment professional sought to lead complex, bespoke transactions in the DACH mid-market. Requires 8+ years of experience in private equity, structured credit, or special situations, with deep DACH market knowledge and fluency in German and English.

Designs scalable production tooling systems aligned to manufacturing flows, HVM targets, and CM operational constraints. Industrializes solutions from pilot to standardized, multi-site deployment. Drives automation-first execution, eliminating manual steps across quality checks, failure handling, repair, and reporting.

UX/UI intern to collaborate on product design and user flows for Occibo, an AI-powered self-service platform for children's book creators. Assist with wireframes, prototypes, and UI assets to shape engaging user experiences.

As a Market Development Representative, you will generate qualified opportunities and drive new revenue growth in the EMEA region. Responsibilities include identifying new business opportunities, managing outbound prospecting, and scheduling appointments with potential customers.

Expert in IFRS accounting and reporting, specifically IAS 12/income taxes, sought for Home Comfort Finance team. Responsibilities include ensuring high-quality, compliant group reporting, monitoring IFRS changes, and collaborating with auditors and stakeholders. Requires several years of relevant experience, strong IFRS knowledge, and proficiency in SAP FI and MS Office.

Own and drive JOIN's revenue strategy across outbound sales, GTM, account management, and RevOps. Define and execute JOIN's international expansion strategy. Lead and coach sales, GTM, account management, and RevOps teams. Collaborate with Product and Marketing to align the full funnel.

Develop and showcase innovative culinary applications for Symrise products. Collaborate with customers and internal teams to create concepts, provide technical guidance, and deliver projects.

The Sr. Director, Corporate Development & M&A – EMEALA leads M&A and inorganic growth initiatives across Europe, the Middle East, and Latin America. This role drives the full M&A lifecycle, including deal origination, transaction execution, and transition support. The individual identifies and cultivates acquisition, partnership, and investment opportunities, leads transactions from assessment through closing, and collaborates with regional business units and global Corporate Development.

Lead business development and sales activities for large-scale hydrogen projects across Europe. Manage and develop a team of Sales Managers, leading complex industrial projects from opportunity development to contract closure.

As a Sales Stylist, you will provide exceptional customer service, share product knowledge, and assist with store operations. You will help customers find their perfect fit and contribute to a welcoming shopping experience.

Service Technician (m/f/d) for wind turbines. Responsibilities include on-site servicing, maintenance, repair, and fault resolution. Requires vocational training in a relevant field, familiarity with Microsoft and iOS, and a valid Class B driver's license.

Continental seeks a Tax Compliance Manager in Hannover, Germany. The role involves developing and maintaining tax compliance strategies, managing complex processes, coordinating with internal and external parties, and providing strategic tax guidance.

Experienced Registered Nurse (m/f/d) with minimum 3 years' bedside experience in a hospital setting. Provides clinical case management, communication and coordination, patient advocacy, and quality assurance for the TRICARE Overseas Program. Fluent in German and English required. Hybrid role with hospital visits and remote work, no night shifts or on-call requirements.

The Vice President, Pathology provides global leadership for Discovery's pathology function, driving harmonization and optimization of global pathology processes. This role serves as the senior pathology authority and escalation point for complex scientific, operational, and client-related challenges. The VP Pathology is responsible for leading, mentoring, and scaling a global team of pathologists, establishing consistent process harmonization practices, and driving talent development. The position requires a MD or PhD in Pathology, Human Medicine, or related field, with board certification in anatomic pathology (cytology preferred).

Patent Attorney Partner to advise clients on all aspects of patent law, including patentability, freedom-to-operate, and portfolio strategy. Responsibilities include drafting and prosecuting patent applications, managing patent preparation and filing strategies, and handling opposition, appeal, and enforcement matters. Must have strong expertise in patent drafting and prosecution, experience working at partner-level, and a qualified European Patent Attorney designation.

Experienced automotive diagnostic specialist needed to support dealerships and repairers with complex vehicle issues. Diagnose and resolve electrical, electronic, and drivability faults using OEM tools. Provide on-site and remote support, identify root causes, and coach technicians. Strong technical knowledge of modern vehicle systems and diagnostic methods required. Fluency in German and English is essential.

Marketing Intern to support design and marketing operations. Create graphics, social media content, presentations, and marketing materials. Support SEO, event organization, and marketing lead tasks. Must be proficient in Adobe Creative Suite and have excellent English skills.

Legal Working Student to support a growing InsurTech company. Provide day-to-day legal guidance across various departments, including Operations, Marketing, and People. Support with contract review, research, and policy development.

Senior Engineer (Backend & Data) will build the data layer, math model layer, and infrastructure for optimization at a company focused on industrial decision-making. Responsibilities include optimizing run times, building a data backbone, designing math model infrastructure, and scaling infrastructure to multi-tenant production. Requires 5+ years of experience building backend or data-intensive systems, industry experience in manufacturing, supply chain, energy, or logistics, and hands-on experience with optimization solvers. Must be proficient in Typescript and Python, and have a deep interest in semantic modeling and knowledge graphs. German fluency is required.

Sales Development Representative for Checkmk, a leading hybrid IT monitoring software. Join a dynamic, growing team and contribute to the success of a product used by thousands of administrators.