java English-speaking jobs in Wiesbaden

Senior Market Access Trader / Senior Sales Trader needed for pricing customer inquiries (electricity, gas, coal, CO2) in Europe. Requires several years of energy trading experience, customer management, and portfolio management.

Lead procurement and supplier management for the Corrugated Boxes category, ensuring direct material KPIs are met and procurement targets are achieved. Define and execute category strategies, cost optimization initiatives, and long-term sourcing decisions. Collaborate with stakeholders across multiple countries and departments.

Project Engineer (m/f/d) will support the delivery of utility-scale EMS, BESS, and hybrid PV+BESS projects across Europe. Responsibilities include preparing project documentation, supporting network design, assisting with cybersecurity configuration, and configuring monitoring and EMS platforms.

Serves as an Administrative Assistant within the Administration and Personnel Office. Oversees the administration of approximately 45 employees, primarily drivers and white-collar employees. Provides information on applicable norms, including German Traffic Regulation, Work Time Act, Collective Tariff Agreement, and USAREUR&AF implementing instructions. Computes overtime hours, monitors trip tickets, and reviews documentation for driver entitlements. Prepares and maintains payrolls, manages personnel files, and processes TDY requests. Requires English Language Proficiency Level B1 and German Language Proficiency Level C1.

Create and curate compelling narratives and digital assets showcasing a global leader in enterprise software's innovations. Shape impactful stories, research and produce high-quality content, and apply design skills to transform complex concepts into engaging presentations.

Full-Stack TypeScript Developer to maintain and develop React applications (Next.js & Vite) and backend services. Build new features with TypeScript, write unit and integration tests, and collaborate with designers, backend developers, and product managers.

Lead the finance function for Germany and Central Europe, shaping regional strategy and driving financial performance. Partner with leadership, own the P&L, and guide investment decisions.

Develop and calibrate hydraulic models for river hydraulics, flood routing, and reservoir operations. Perform CFD analysis of hydraulic structures and design energy dissipation structures. Analyze unsteady flow phenomena and prepare technical documentation.

Ensure GxP compliance and validated state of production IT applications. Design, implement, and optimize solutions by analyzing business requirements and collaborating with stakeholders. Lead and support IT/OT projects, including vendor coordination, SLA management, and cost/resource planning. Manage application lifecycle and maintain oversight of the application landscape.

AI Product Builder for a commercial real estate platform. Focus on rapid prototyping and delivering working software to tenants and stakeholders. Emphasis on data-driven decision making and iterative development.

Internship at DHL's IoT Center of Excellence focused on IoT prototype development (embedded design). Assist in creating an IoT sensor prototype, software development, and testing. Learn about agile methodologies and project processes. Bachelor's or Master's degree in Electrical Engineering, Computer Engineering, or related field required. Basic knowledge of embedded systems, sensor technology, microcontroller programming, and Linux, C/C++ or similar languages.

Leads the design of engine structures and piping, oversees structural analysis, manages budgets, and coordinates with suppliers. Develops the technological roadmap for engine hardware and ensures designs meet subsystem requirements.

Enterprise Architect needed for a utilities client in Berlin. Experience in infrastructure, SecOps, and digital architecture is required. Strong AI experience (Claude, Make, CoPilot, Zapier, OpenAI, Lovable) is essential. Responsibilities include setting architectural standards, leading a technical design authority, and contributing to AI adoption across the group.

Leads planning, design, and execution of building infrastructure and HVAC projects, ensuring compliance with engineering standards, budget adherence, and timely delivery. Manages cross-functional teams and stakeholders.

Lab Manager responsible for formulation development of animal health products. Requires 3+ years experience in pharmaceutical industry with expertise in oral dosage form development and process scale-up. Must have strong knowledge of GMP and regulatory guidelines. Fluency in German and English required.

Manages and releases orders, tracks inventory, and provides reporting. Collaborates with internal and external teams on order fulfillment, marketing, and sales strategies. Prepares presentations and reports. Requires a bachelor's degree and 2+ years of retail sales planning experience.

Lead and develop the IT team, defining and implementing IT strategy aligned with company goals. Oversee support across Microsoft 365, Active Directory, networking, VPN, and Windows/Linux server environments. Ensure stable and secure operation of all IT systems and endpoints. Manage IT procurement, assets, and inventory. Regular travel to the UK is mandatory.

Junior Purchasing/Procurement Supply Chain Coordinator ensures material availability, cost efficiency, and risk mitigation for aerospace logistics. Responsibilities include managing supplier relationships, negotiating contracts, and optimizing procurement processes. Requires experience in procurement logistics, strong analytical skills, and fluency in German and English.

The German Pension Insurance Rhineland seeks a System Administrator for Document Production to support the conception, development, and production of print campaigns. Responsibilities include preparing form letters, designing print products, ensuring compliance with corporate design guidelines, and managing software solutions for document monitoring.

Mechanical Fitter for Satellite Assembly executes mechanical tasks during satellite integration, including panel preparation, harness work, and module assembly. Requires a successful education in mechanics or a related field, knowledge of mechanical integration, and familiarity with space standards.