java English-speaking jobs in Mainz

Business Controller (m/f/d) for IT and R&D will act as a finance and strategic partner to IT and R&D leadership. Responsibilities include budgeting, forecasting, performance analysis, and supporting strategic decision-making.

Research Associate position for the "DASHH Graduate School: 'Phase Retrieval in Imaging and Speech Enhancement'" project. Duties include academic services, teaching (1 LVS), and research. Requires a university degree in a relevant field (natural sciences, engineering sciences, computer science, or applied mathematics) and strong programming skills.

Field Application Engineer (m/f/d) Business Development Automotive will design and win applications for Vishay semiconductors and passive components at automotive customers.

As a Working Student, you will support the Voice of the Customer (VoC) program, turning customer feedback into actionable insights. You will manage customer surveys, analyze feedback outcomes, and create reports for stakeholders.

PhD Student in Natural Language Processing will work on a DFG project focused on curriculum learning in natural language generation. The position involves research, teaching duties in relevant courses, and requires a master's degree in a related field, programming skills, and fluency in English.

Senior Data Scientist to join a product-led Data Science team. Develop and deploy machine learning solutions to influence product decisions and business performance. Strong Python, SQL, and Machine Learning skills required. Experience in Dynamic Pricing, Revenue Management, Ranking, or Recommendation Systems is preferred.

Two PhD positions are available within the TRIBECA project, investigating how corporate social responsibility became a dominant paradigm for business, state, and society relationships. The projects will examine corporate responsibility in postcolonial contexts, focusing on workforce training and management development (PhD I) and multinational food companies' adoption of nutrition as a corporate responsibility cause in West Africa (PhD II).

Legal Personal Assistant to support Partners and Fee Earners in a stable Munich office. Experience in a large law firm, mentoring other PAs, and managing calendars, travel, and projects.

The German Primate Center seeks a PhD Candidate in Computer Vision to support scientific research by implementing data science approaches.

Service Technician needed for the Nordlicht offshore wind farm project. Responsibilities include maintenance, troubleshooting, and repair of electrical, mechanical, and hydraulic components on Vestas V236 15MW turbines. Must have a completed apprenticeship in a relevant field and experience in maintenance, troubleshooting, and repair. Fluent English skills required.

A London-headquartered institutional private equity firm seeks a Head of Capital Formation / Partner to build and lead its investor relations and fundraising function. This role reports to executive leadership and owns the entire capital formation strategy.

Early Childhood Educator (f/m/d) needed for a multicultural nursery/daycare. Plan and implement daily routines, childcare activities, and educational projects. Excellent English (C1/C2) and interpersonal skills required.

Logistics Customer Service Coordinator needed for a Japanese global logistics company in Frankfurt. Coordinate domestic and international shipments, prepare quotations, and manage customer inquiries. Must have 3+ years of logistics or customer service experience and fluency in German and English.

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 create a welcoming shopping experience.

Field Service / Commissioning Engineer will focus on commissioning, repair, and warranty work for electrical power generation, distribution, and shore connection systems. Responsibilities include system testing, installation acceptance, sea trials supervision, and training ship crews.

Freelance Asset Manager to support a renewable energy portfolio in Munich, Germany. Manage technical, commercial, and financial performance of wind farm assets.

CNC Milling Machine Operator sought for full-time position. Experience in CNC milling, ideally with Heidenhain controls, required. Experience in CAM programming is desirable. Ability to read technical drawings and proficiency in using standard measuring equipment are necessary. German language skills are required.

Intern Shop Content & Merchandising will optimize product presentation in the Westwing Shop. Collaborate with Merchandising Managers on tasks, support on-site strategies, and ensure compliance with guidelines.

Monitors and analyzes EU and Member State regulatory requirements, including market access and operational compliance. Supports the implementation and improvement of the company's compliance framework. Coordinates Extended Producer Responsibility (EPR) obligations and manages CBAM and F-gas account registrations.

Environmental Specialist needed to provide technical and policy advice on environmental legislation affecting EU, UK, and Middle East sites. Will monitor legislative activity, advise on permit compliance, and support environmental management processes. Requires a degree in a relevant scientific discipline and knowledge of European environmental legislation.