java English-speaking jobs in Mainz

Manage international performance channels, budgets, and data-driven strategies. Optimize campaigns across Search, Shopping, and Paid Social, leveraging AI and automation for growth. Requires experience with Google Ads, Google Analytics, and large datasets.

Senior Project Manager to lead IT infrastructure projects across the full lifecycle. Requires 6+ years leading IT projects over €5M budgets, strong PM standards knowledge, and ITIL familiarity.

Sales Manager for Integrated Air and Missile Defence (IAMD) to lead sales campaigns, focusing on army air defence, to secure profitable deals. Requires IAMD market knowledge and experience.

Lead an international team of six Network Engineers, setting technical direction for multi-region AWS infrastructure. Own design, evolution, and operation, ensuring security and scalability. Requires 8+ years in Cloud/Network Engineering with people leadership experience.

Define and maintain product strategy and roadmap for coding & marking equipment. Translate market needs into product requirements and collaborate with engineering and project management teams. Manage product lifecycle, monitor competitors, and support sales with product expertise.

Lead global audit and inspection management for a specialty pharmaceuticals company. Define strategy, manage teams, and ensure compliance with global regulatory requirements like FDA and EMA. Requires a Master's degree and 10+ years of relevant experience.

Support the Liquidity Risk team by conducting risk assessments and analyzing fund-liquidity profiles. This internship requires study in economics, quantitative finance, or mathematics, with advanced English proficiency.

Six fixed-term PhD positions (65%) are available in fields like International Relations, Economics, and Psychology. Roles involve independent research, teaching, and university activities. An excellent Master's degree is required.

Logistics Specialist to support Bonna brand operations. Responsibilities include managing warehouse operations, coordinating shipments, and handling operational documentation. Requires experience in logistics processes and proficiency in ERP systems.

Engineering Manager specializing in Kubernetes. Requires 5+ years in software development and 3+ years in technical leadership with 2+ years of direct line management. Must have Kubernetes expertise and German/English fluency.

Language Specialist needed with native German fluency to help shape AI understanding. Responsibilities include creating and annotating training data, analyzing grammar, and collaborating with technical teams.

Head of Security leads Team Trust, owning security for Heartbeat AI GmbH. Responsibilities include Cloud and IoT Security, Risk/Compliance, and IAM for critical energy infrastructure.

Develop enterprise solutions for USAFRICOM using the Microsoft Power Platform, focusing on Power Apps, Power Automate, and Dataverse. Requires Secret Clearance, 3+ years experience, and Agile methodology knowledge.

Working Student in Accounting processes accounts payable transactions and validates invoices in Navision. This role supports Excel reporting, optimizes accounting processes, and communicates with suppliers and internal stakeholders.

Act as the functional business owner for Group Management and BPM platforms. Gather requirements, manage enhancements, and drive platform governance. Develop dashboards and promote user adoption. Requires 3-6 years in Business Systems Analysis or related fields.

Experienced Senior Planner needed for a major petrochemical project in Germany. Responsibilities include developing and maintaining Primavera P6 schedules across engineering, procurement, construction, and commissioning. Requires strong process plant experience and fluent English.

Senior Software Developer to build server software for PITZ and ACADA systems. Requires 5+ years in C++/Java, knowledge of OOP, and experience in control systems or real-time programming.

Master Thesis role in surgical robotics focusing on 3D scene understanding and computer-assisted surgery. Develop concepts using 4D Gaussian Splatting, stereo/surface reconstruction, and sensor fusion. Requires a Master's in CS/Robotics and deep learning knowledge.

Experienced Technical Recruiters are sought for remote, commission-only roles focusing on high-value engineering and enterprise technology placements. Responsibilities include proactive sourcing, screening technical depth, and managing the full candidate lifecycle. Must have placed technical professionals recently.

Lead SAP EWM projects from a Logistics perspective, defining functional objectives and managing implementation. You will interface between Logistics, IT, and partners to deliver robust solutions. Requires 5+ years in Logistics/Supply Chain with SAP EWM knowledge.