java English-speaking jobs in Mainz

Fuels seeks a CEO to launch and build its operations in Germany. The CEO will establish market entry, develop relationships with clients and partners, and execute financing opportunities across various asset classes. The ideal candidate has 8+ years of experience in corporate finance, private debt, or a similar field, a deep understanding of credit structures, and a strong network in the German market. Fluency in German and English is required.

Lead regional operations and commercial activities for Xtend in Germany, focusing on defense, HLS, and private security. Requires 7+ years in defense with B2G/B2B sales experience and P&L management. Must be fluent in German and English.

Lead and direct the capture and sale of SAP integrated transformation solutions and services to clients. Accountable for consulting revenues and operating margins for key accounts. Provide guidance to clients on all matters relating to SAP. Drive new business, sales, strategy, and implementation of SAP solutions. Manage business opportunities and strengthen Infosys Consulting's position in existing clients. Deliver services, solutions, and products on time and within cost. Coordinate relationship building activities with partners, engagement managers, and other personnel. Assist with proposal development. Lead subordinate managers, guiding their professional growth and development.

Head of Customisable Furniture will build a new category from the ground up, owning product strategy, assortment, and go-to-market approach. Requires 8+ years in product management and P&L responsibility.

Lead process consulting and software integration projects as a Master Architect for Product Lifecycle Management (PLM) and Industrial Internet of Things (IoT). Create digital transformation roadmaps and customer-specific solution architectures for PTC Windchill and ThingWorx. Manage and coordinate project teams, analyze customer requirements, and ensure successful implementation.

Seeking a visionary CEO to lead Caiz, a company revolutionizing Islamic Finance with blockchain technology. Responsibilities include driving growth, ensuring regulatory compliance, and fostering innovation in the digital asset landscape.

Director role in Consumer Products driving transformation and performance improvement projects. Requires 10+ years of experience, including 5+ in global consulting, with a focus on FMCG or Consumer Retail.

Lead and optimize compliance service delivery, manage key client relationships, and drive implementation of innovative solutions.

Motivated professionals will search, acquire, and lead a small or medium-sized enterprise in Germany as CEO. Requires 10+ years of experience, P&L responsibility, and fluency in English and German.

Accelerate growth of Contract Logistics in European Technology markets. Identify and secure new opportunities by solving complex logistics challenges through integrated supply chain solutions. Lead end-to-end sales and build strategic customer relationships.

Lead global clinical operations for a growing oncology biotech, overseeing Phase II to Phase III trials. Manage CROs, build processes, and mentor a team of Clinical Operations Directors.

Seeking a Partner/Head of SAP SuccessFactors to lead and scale the practice, focusing on Employee Central and related modules. This strategic role drives business development, shapes service offerings, and mentors consultants.

Senior/Principal Architect for Automotive designs robust architectures for strategic customer use cases in AD/ADAS. Requires 12+ years experience, SME in SDV solutions, and deep knowledge of AD/ADAS systems.

Experienced Site Construction Manager needed to lead commercial and industrial mechanical projects in Germany. Oversee planning, installation, and commissioning while managing site teams and subcontractors. Requires trade qualification and 2+ years in a supervisory role.

Postdoc role focusing on attosecond science experiments using hard X-ray FEL radiation. Responsibilities include beam diagnostics, supporting user experiments, and data analysis. Requires a PhD in physics or related science.

Senior Vice President, Tax to lead German tax strategy, compliance, and advisory. Expert tax support for KVG structures and regulated investment vehicles. Oversee German tax filings, audits, and interactions with tax authorities.

Frisbii seeks a Partner Manager to build and grow relationships with technology, channel, and strategic partners. This role focuses on driving partner-influenced revenue and ensuring partner alignment with Frisbii's go-to-market strategy.

Director of Product, Grow & Engage, will lead Onboarding, Identity, Engagement, and Subscriptions. This role drives user growth strategies, translating acquisition and engagement into scalable, compliant product experiences.

Lead product innovation and manage the end-to-end lifecycle for brokerage products. Develop strategy, conduct market research, and ensure high-quality, scalable product delivery across EU jurisdictions.

Own a flagship vertical for Agentic AI automating the source to pay lifecycle. Define cognitive architecture, solve the Trust Paradox, and drive evaluation-driven development for enterprise AI agents.