java English-speaking jobs in Mainz

Technical Manager to lead the delivery of complex identity management projects worldwide. Focus on full lifecycle delivery of systems including identity documents, secure IT infrastructure, and secure operations. Requires experience in infrastructure deployments, PKI, and field environments. Strong leadership, communication, and coordination skills are essential. Fluency in English required.

Regional General Counsel for a global, purpose-led organization. 8+ years PQE required. Focus on corporate, governance, regulatory work, EU entity oversight, and local labor law. Senior stakeholder advisory role with limited litigation. German market experience is important.

The LEGO Group seeks a Field Account Manager to support sales strategies, engage with clients, and foster strong customer relationships in Innsbruck, Tirol, and Vorarlberg. Responsibilities include relationship management, sales strategy implementation, market analysis, proposal development, and reporting.

Kickstart your career in financial services at SAP Fioneer's Graduate Program. You'll contribute to impactful lending projects, gaining experience in digital business innovation and cloud technology. This program combines the advantages of a global company with a startup environment.

Academic Trainer responsible for advising the Board on educational character, mission, and values. Aligns College strategies with local and regional priorities. Ensures quality provision and financial sustainability. Leads teaching, learning, and assessment improvement, supports staff development, and safeguards the College's reputation.

Develop and enhance RAG platforms, design AI agents, and contribute to knowledge graph and advanced AI initiatives. Experience with Python, asynchronous programming, and modern Python tooling is required.

Develop and optimize machine learning algorithms for medical imaging to enhance ophthalmological diagnostics. Collaborate with cross-functional teams to integrate AI solutions into medical workflows. Analyze large datasets to train and validate AI models for detecting eye-related conditions.

Freelance Instructor for Industrial Cybersecurity Foundation (Level 1) & Professional (Level 2) training. Deliver sessions on IEC 62443, ISMS, and ISO 27001 standards. Prepare and present complex topics for diverse audiences. Bachelor's or Master's degree in Computer Science or comparable qualification required. At least 3 years of IT experience, including 2 years in information security. Proven experience in Industrial Security and strong knowledge of relevant standards. Fluent in German and English. Pedagogical qualification or equivalent training.

Clinical Support Specialist to support the clinical study and early adoption of the BrioVAD mechanical circulatory support system across Germany, Austria, and the Netherlands. This field-facing role requires frequent travel to implanting centers and provides on-site clinical and technical support during implant procedures and post-operative management.

Key Account Services Specialist - Retail Operations will manage order shipments, including replenishment and returns, and serve as the main point of contact for stores. The role involves troubleshooting system errors, supporting new store openings, and collaborating with cross-functional teams to optimize retail operations.

Airbus Helicopters seeks motivated Certifying Staff (m/f/d) with EASA Part-66 CAT B1.3 license for various helicopter types. Responsibilities include identifying malfunctions, carrying out inspections, supervising tests, and ensuring operational and safety requirements are met. Experience in aviation assembly, inspection, and maintenance is desired.

Support, advise, and serve international guests at the Sheraton & Marriott Frankfurt Airport Hotel bar. Prepare cocktails, drinks, and assist in developing the bar menu. Requires a completed restaurant or hotel specialist training, fluency in German and English, and knowledge of spirits, champagne, and wines.

Unpaid internship for BA/MA students in Publishing, Literature, or related fields. Research and document the children's book creation process from manuscript to publication. Analyze platforms like Amazon KDP and support product and design teams with publishing insights.

Manage and grow customer relationships in the Automotive Fluids Independent Aftermarket, focusing on coolant/antifreeze and brake fluid products. Negotiate contracts, steer technical and commercial projects, and acquire new business opportunities.

Technical Customer Assurance Manager provides expert technical support to major enterprise customers in Germany. Diagnoses and resolves hardware, software, and network issues, partners with customers on deployments, and delivers technical training. Requires a technical degree, experience in PC technical support, and fluency in German and English.

Experienced CFO to lead financial strategy, budgeting, forecasting, and performance reporting for a Berlin-based Energy Tech and SaaS company. Oversee accounting, controlling, treasury, and compliance. Drive financial discipline across commercial energy activities and support strategic initiatives.

You lead a team of designers, keep quality consistent across multiple brands, and make sure work ships on time without turning the team into pixel zombies. This is a player-coach role: you'll direct, review, unblock, and occasionally design when it matters most.

This eFX Sales position drives business development, sales growth, and client optimization in EMEA. Responsibilities include selling FX algo suites, managing client relationships, and prospecting for new eFX and algo clients. The role requires a client-facing subject matter expert with proven communication and reporting skills.

Field Systems Engineer provides on-site technical support for aircraft seat actuation systems at customer manufacturing sites in Germany, the UK, and France. Troubleshoots electrical and mechanical issues, performs system-level and seat-level testing, and translates customer needs into technical feedback for engineering teams. Requires 2-5 years of experience and frequent travel.

Manage communications, assist customers, and ensure smooth administrative operations for a remote team.