java English-speaking jobs in Wiesbaden

Working Student supporting the organization and coordination of meetings, booking meeting rooms, preparing meeting materials, and assisting with administrative tasks.

The Center for IT and Media Management (ZIM) at the University of Potsdam seeks an AI Software Engineer to explore, implement, and document pilot scenarios for AI technologies in studies, teaching, and administration. The role involves requirements analysis, technical consulting, monitoring AI developments, and identifying technical prerequisites for sustainable AI implementation within the university infrastructure.

Portfolio Manager (f/m/x) will onboard new energy assets, solve operational challenges, and ensure smooth operation in a dynamic market.

Develop utility-scale PV and BESS projects from site identification to construction readiness. Secure land, manage permitting, and coordinate zoning and approval processes.

Design and implement software solutions for a service-oriented platform. Develop .NET Core interfaces with Azure cloud services. Accompany solutions throughout their lifecycle.

Ensures molecular and particulate cleanliness for components used in electron microscopes. Develops, optimizes, and qualifies cleaning processes for sensitive surfaces. Implements and maintains contamination-control standards and procedures. Performs surface analysis using various techniques and leads root-cause analyses.

Account Manager to grow and manage distribution business for industrial lubricants. Develop and execute sales strategies, collaborate with OEMs, and provide technical support. Requires 10+ years of relevant sales experience, including distributor management, and fluency in English and German.

Lead the design of complex digital products end-to-end, from concept and UX strategy through to scalable UI systems and implementation. Translate research insights, product ambition, and brand direction into clear interaction models, intuitive user flows, and high-quality interface design. Work closely with product, engineering, research, and strategy teams to shape feasible, forward-thinking solutions. Design AI-powered interactions such as conversational interfaces, adaptive systems, and personalization patterns. Drive iteration and validation cycles, using user feedback and data to continuously refine and elevate the product experience. Contribute to and evolve scalable component architectures in Figma, ensuring consistency, efficiency, and long-term maintainability. Establish and refine collaboration workflows across design, product, and engineering.

Associate to join the Debt Structuring & Portfolio Management team, focusing on infrastructure and private debt. Support deal structuring, manage existing investments, and prepare investor reports. Requires a degree in a relevant field and at least three years of experience in infrastructure debt/project finance/structure finance. Strong German and English language skills are essential.

Implementation/Client Onboarding Specialist to manage end-to-end implementation projects for veterinary customers in Germany, Austria, and Switzerland. Deliver remote and onsite training, configure software, and build relationships with stakeholders. Fluency in German and English required.

Maintains and enhances the quality management system and process landscape, ensuring BSI C5 compliance and ISO 9001 requirements. Defines, adapts, and monitors processes in software development and related services. Plans, executes, and documents internal audits and supports external audits. Ensures process and quality documentation is accurate, complete, and audit-ready. Collaborates with stakeholders to drive a culture of quality and continuous improvement.

Lead and grow a start-up pioneering bioanalytical animal-free chemical testing. Define strategy, manage teams, and drive financial performance. PhD in Life Sciences, Chemistry, or related field required. Proven track record scaling start-ups and experience in analytical testing or agrochemicals preferred.

Senior SOAR Software Engineer will integrate SOC systems, develop automation solutions, and support the introduction of platform technologies. Requires a university degree in IT, several years of relevant experience, and proficiency in Bash, JavaScript, and Go. Fluency in German and English is mandatory.

Develops clinical education materials and provides clinical expertise on devices, procedures, and protocols throughout clinical investigations. Educates and trains physicians and hospital staff on device handling, implantation, and troubleshooting. Provides feedback to improve training materials and validates center, physician, and staff certifications.

Driven Sales Manager with 5+ years B2B experience in injection moulding or related industries sought to identify new business opportunities, build customer relationships, and present solutions. Fluent in German and English, strong communication and presentation skills required.

Manage the full sales cycle for new business acquisition, from prospecting to client relationship management. Consult with clients to achieve online marketing and business goals, utilizing Google's marketing solutions. Fluency in English and German required.

Senior HR Business Partner will partner with regional leadership to develop and implement HR solutions for organization effectiveness, talent development, and employee engagement. This role will contribute to HR strategy, manage programs, and advise managers on HR issues.

Coordinates inbound and outbound logistics operations for fertilizers, ensuring compliance with legal frameworks and regulations. Manages deliveries to West European and Baltic countries, oversees customs clearance, and coordinates with procurement, sales, and logistics teams. Monitors stock levels, handles order processes, and provides customer support.

Risk Analyst – B2B will lead the redesign of B2B underwriting models, including scorecards, decision engines, and rating methodologies. Responsibilities include continuous improvement of data analysis and business processes, building harmonized credit frameworks, and partnering with Data Science to develop ML-based credit models.

Flatpay, a rapidly growing fintech company, seeks a Creative Performance Specialist to produce scroll-stopping ads for digital marketing channels. You will create images, banners, videos, and motion graphics for Meta, LinkedIn, YouTube, and other platforms. Experience in social media ad production and a data-driven approach are essential. Fluency in English and German is required.