java English-speaking jobs in Mainz

Manage and grow complex website and retainer projects for B2B SaaS companies. Coordinate projects, lead client communication, and translate client feedback into actionable steps for design and development. Support clients with website strategy, CRO, messaging, landing pages, and long-term website growth.

Process Specialist supports production by analyzing and resolving manufacturing and quality issues. Responsibilities include optimizing assembly processes, reducing scrap, and documenting solutions using Lean and Six Sigma methods. Requires experience in complex medical disposable product manufacturing.

Legal Counsel needed to support Autel's European business operations. Responsibilities include drafting commercial agreements, advising on compliance (GDPR, regulatory matters), and managing disputes. Requires a law degree and 3+ years of relevant experience.

HR Manager provides leadership across talent acquisition, compensation, performance management, and employee relations. Requires 5+ years of HR experience, knowledge of employment law, and fluency in German and English.

Manages yard operations in coordination with Dock, Receive, and Ship teams to ensure FIFO processing and mitigate CX impact risks. Analyzes and implements changes to continuously ensure high quality and productivity. Oversees projects for process streamlining, productivity optimization, and improvement of service quality. Collaborates with colleagues at management level to standardize shift procedures.

Portfolio Advisor will execute the Wholesale sales strategy with Financial Intermediaries in Germany and Austria. Responsibilities include dedicated client coverage, relationship building, and contributing to sales meetings and strategy development.

Social Media Manager & Copywriter needed to manage and publish content across all social media platforms. Write engaging copy, plan and distribute newsletters, and coordinate blog articles. Must have native-like German, 1+ year of experience in social media management, content marketing, or copywriting, and excellent written German.

This fast-track program offers early leadership exposure across strategy, products, customers, operations, and sales within a global industrial manufacturing organization. Requires a technical or business degree and fluency in English and German.

Lead the global revenue strategy and full commercial architecture for an AI-native automotive retail platform serving OEMs, national sales companies, and dealer networks across Europe, the Middle East, and Latin America. This role includes ownership of sales, partnerships, and customer success, with a focus on integrating acquired companies and driving consistent revenue performance.

The Treasury and Trade Solutions Client Executive (Vice President) leads the primary client interface for a dedicated portfolio. This role drives client experience by understanding treasury needs to deliver tailored TTS solutions, increasing revenue and ensuring retention.

DSP Chemical Engineer to lead downstream purification and refining strategies for microbial oils and lipids. Responsibilities include designing scalable workflows, transferring processes to pilot/manufacturing, and optimizing processes. Requires a degree in Chemical Engineering or related field.

Associate for Financial Restructuring team in Frankfurt. Advises companies, creditors, and stakeholders on restructuring and distressed mandates in the DACH region. Builds financial models, conducts due diligence, and prepares client materials. Requires 3-5 years of relevant experience, fluency in German and English, and strong analytical skills.

Head of Perception & Localisation for a Series A autonomous systems company. Own the perception and localisation function, building the team and taking the stack from prototype to production. Requires deep expertise in SLAM, state estimation, and sensor fusion.

Experienced Quantity Surveyor/Commercial Manager needed for a senior Commercial Lead role on a major data centre project. Responsibilities include leading commercial management, cost control, and subcontractor procurement. Data centre experience is required.

Manager Operational Excellence & Lean Management to optimize the end-to-end operational value chain. Drive Lean Manufacturing, facilitate Kaizen events, and improve processes for faster, leaner, and more efficient results.

Logistics Operations Manager needed for SHEIN's Frankfurt office. Manages and escalates B2B and B2C import declaration customs issues for shipments within Europe. Requires 3+ years of experience in European cross-border e-commerce and traditional general trade customs operations.

Manages product groups, sets long-term strategy, and aligns with business goals. Defines service specifications, creates value propositions, and provides expert support to sales. Drives innovation, monitors profitability, and coordinates promotional needs. Requires a bachelor's degree, minimum five years of experience in product line management, and strong analytical and communication skills.

Lead revenue growth for a PE-backed B2B property management platform. Build the institutional segment from zero, design sales systems, and drive organic unit growth across segments. Requires 7+ years of B2B commercial leadership.

Service Technician for dental treatment units and sterilization systems. Provides technical support to distributors and customers, including installation, troubleshooting, and maintenance. Requires a degree in Biomedical Engineering or related field and experience in technical support for medical devices. Fluent German and English required. Extensive travel (approx. 50%) is necessary.

Design digital circuits for advanced Mixed-Signal and System-on-Chip (SoC) ASICs. Work on leading-edge development projects for MEMS consumer sensor integrated circuits.