java English-speaking jobs in Mainz

Order Picker/Warehouse Associate packs customer orders efficiently, checks stock and quality, and monitors refrigeration temperatures. Requires minimum age 18, a German work permit, and fluency in English or German.

Working Student to assist the Compliance department in implementing corporate compliance projects across European entities. Responsibilities include risk data management, monitoring compliance, and researching laws. Requires enrollment in a relevant university program.

Digital Marketing Specialist to develop strategies and produce content for local channels. Responsibilities include managing KOL relationships, coordinating SEM campaigns, and deploying SEO content. Requires a degree and native fluency in German, French, Spanish, or Portuguese.

Regional Enterprise Sales Director for Industrial AI Transformation in DACH. This executive role drives commercial strategy, market expansion, and executive engagement for Mendix and Intelligence Center X. Requires extensive enterprise software sales leadership.

Bridge Construction Welder needed for complex heavy steel bridge projects nationwide. Focus on professional welding of components using solid wire and flux-cored wire processes. Requires technical drawing comprehension and German B1-B2 skills.

Lead end-to-end software implementation projects for hospitals, covering areas like materials management and pharmacy logistics. Requires fluent, negotiation-level German and comfort with significant on-site travel across Germany.

Define and execute engagement and lifecycle marketing strategy for B2B/B2C health products. Design user journeys, manage CRM campaigns (email, push, in-app), and lead partner alignments using data-driven methods.

Office Manager role overseeing daily administration and office management. Responsibilities include managing vendors, ensuring safety compliance, and coordinating office operations. Requires fluent German and English, strong organizational skills, and problem-solving abilities.

Procurement & Contract Manager for a high-growth European renewable energy business. Own procurement strategy, supplier relationships, and complex commercial negotiations across onshore wind projects. Requires strong contract negotiation expertise and a renewable energy market network.

Senior Embedded & FPGA Developer to shape product portfolio for digital hunting and nature observation devices. Responsibilities include embedded software in C/C++, FPGA design, and image processing pipelines. Requires relevant degree and experience.

Manage electrical integration for utility-scale BESS projects, ensuring quality and coordinating interfaces between various technical parties. Requires Electrical Engineering degree and experience in BESS or renewable energy projects.

Senior Product Manager to define and execute product vision for Zenjob's marketplace dynamics. Own end-to-end, project-based problem solving, driving business goals through user conversations and data analysis. Requires 6+ years in product with experience in real-world process coordination.

Tenure Track Assistant Professor in Process Robotics in Bioprocess Engineering. Responsibilities include research, teaching, and mentoring, requiring expertise in bioprocess engineering, automation, and robotics.

For our Kindergarten/Crèche in Munich Alt-Bogenhausen we are looking for a motivated and qualified Early Years Educator

Global Patient Safety Lead to line manage Patient Safety Physicians and provide strategic safety leadership for major global development programs. This role intersects Patient Safety, Clinical Development, and Regulatory Affairs.

Area Vice President Enterprise Engineering leads a distributed engineering organization of 300+ FTE. This role owns the delivery of all Hospital Information System products and translates business strategy into a scalable technology roadmap.

Define and drive the global quality strategy for Thermal Solutions. Establish unified quality frameworks, lead digital transformation, and ensure high product quality across international operations. Requires Master's degree and global quality leadership experience.

Build trusted relationships with customers in Automotive & Manufacturing. Act as a trusted advisor, co-creating solutions with consulting teams to deliver business value. Requires IT consulting experience and fluency in German and English.

Specialist Learning & Instructional Design to design digital teaching offerings and learning materials. Responsibilities include advising lecturers, managing digital teaching projects, and developing the e-learning profile. Requires relevant degree and experience.

Senior Finance Inhouse Consultant responsible for the rollout, governance, and development of the SAP FAST accounting and financial reporting template across the DTFS Group. This role interfaces between Finance, IT, and local entities.