java English-speaking jobs in Mainz

Freelance IT Project Manager needed for complex digital transformation initiatives. Lead cloud migration and modernization projects, manage budgets, risks, and stakeholders. Strong Azure, AWS, Microsoft 365, and Agile experience required.

Leuphana University of Lüneburg's Leuphana Center for Cooperative Security invites applications for its international doctoral program in Cooperative Security, launching in April 2027. The program supports innovative PhD research on global security challenges from political science, economics, law, and psychology perspectives.

Order processing specialist required for a temporary position in Düsseldorf. Coordinate delivery processes, support credit assessments, and manage import/export operations. Experience in customer service, supply chain, or sales support is beneficial.

Lead a team of customer experience leaders, driving service excellence and customer satisfaction. Develop and coach managers, ensuring alignment with organizational objectives. Own customer feedback, contribute to commercial growth, and shape products and services. Manage performance, implement KPIs, and ensure efficient operations.

Create engaging design assets for the SAP Discovery Showroom, translating complex ideas into clear, visual experiences. Design multimedia content, such as infographics and demo videos, to make technical concepts understandable for diverse audiences.

HR Business Partner to support and develop HR processes in Germany and Austria. Responsibilities include payroll processing, employee support, personnel file management, and employment law consultation. Requires knowledge of payroll and employment law, at least 5 years of experience, and fluency in German and English.

This role supports clients in transforming business processes through AI, automation, and process innovation. Responsibilities include designing future-state processes, integrating AI solutions, and leading transformation programs. Experience in process improvement, business transformation, and understanding of AI technologies is required.

Lead software engineer to own technical direction and delivery of consumer-facing applications and digital platforms. Establish architectural principles and guide a team of engineers. Requires 7+ years of experience in software engineering, system design, and delivery of application platforms. Fluency in English and experience in automotive, logistics, or related domains.

Global IT Procurement Manager needed for a market leading manufacturing company. 5+ years of IT procurement experience in hardware, software, and infrastructure required. Experience with SAP, S/4HANA & Ariba is essential. Lead strategic sourcing activities, from market analysis to contract negotiation. Collaborate with stakeholders to ensure procurement strategies align with organizational goals.

Experienced Freelance Clinical Research Associate (CRA) needed to support ophthalmology clinical trial start-up in Germany. Must have previous CRA experience, ophthalmology trial experience, strong SSU experience, and fluency in German and English.

Senior Mechanic (m/f/d) Offshore needed for North Sea region starting August. Responsibilities include general maintenance, repairs, and inspections of mechanical components on wind turbines. Proven experience in offshore wind turbine mechanics required.

Senior SAP Inhouse Consultant required for Order-to-Cash and logistics processes. Analyze, design, and improve business processes in SAP SD and LE. Consult with business stakeholders and support international rollouts and implementations.

Project Manager to lead full project lifecycle from initiation to handover. Manage project scope, schedule, budget, and communication. Requires 3+ years of project management experience, logistics knowledge, and fluency in English. Must be able to travel extensively across EMEA.

Commercial Finance Business Partner will lead budgeting, forecasting, and financial planning for the DACH commercial business. The role involves preparing analyses, delivering reports, supporting processes, and collaborating with stakeholders. Requires 3-5 years of experience in commercial finance, FP&A, or related field, strong analytical skills, and fluency in German and English.

Design and implement scalable AI features for an intelligent supply chain operating system. Lead MLOps processes, ensuring reliable, secure, and scalable AI systems. Collaborate with engineering and product teams to integrate machine learning models and data pipelines.

Performs chemical analyses of raw materials, finished products, and customer samples. Evaluates results, interprets data, and prepares reports. Makes release decisions based on quality standards. Contributes to improving analytical methods and laboratory processes.

Provides comprehensive administrative and operational support to a busy team. Coordinates calendars, meetings, travel arrangements, and events. Manages records, correspondence, and communication. Requires experience in a fast-paced corporate environment and proficiency in Microsoft Office Suite.

Vivid Money seeks a New Business Account Executive to build a market for institutional-grade Treasury products in Germany. The role focuses on originating pipeline, leveraging channel partnerships, and navigating complex sales cycles for PE/VC funds, holding companies, asset managers, and corporates.

Systems Innovation Engineer needed to assess drone components and sub-components at a full-system level, ensuring sourcing and evaluation decisions are technically sound and aligned with platform performance.

Senior Document Controller needed for a major data center project in Frankfurt. Will support the senior team in maintaining efficient document management and distribution, ensuring compliance with client standards. Requires 5+ years' experience in a similar site-based role, data center experience is desirable.