java English-speaking jobs in Mainz

Strategic leadership role defining and driving the group's IT, data, and digital transformation strategy for an international financial services group. Focus is on strategy, governance, and enterprise-wide transformation.

Create engaging visual assets like banners and print materials for social media and marketing campaigns. Use AI tools to optimize workflows. Requires 3+ years of experience and proficiency in Adobe Creative Suite.

The Tax Product Manager defines and executes the product roadmap for tax services delivered to cross border institutional investors. Responsibilities include monitoring tax changes, defining tax servicing standards, executing the tax strategy, and managing client and competitor market research. The role requires expertise in German tax regulations, fluency in German and English, and experience in financial services tax.

Fractional CMO to lead marketing strategy and accelerate growth for learning programs. This senior, performance-based role requires 10+ years in marketing leadership with experience in digital acquisition, content strategy, and ROI measurement.

Shape and strengthen VAT governance in an international business environment. Provide expert German VAT advice, manage European VAT matters, and drive compliance across jurisdictions. Requires strong German VAT experience and SAP knowledge.

Lead a team of System Engineers supporting AI Data Centers, Carrier, and LAN networks across EMEA. Provide technical expertise on passive structured cabling, advising customers on design and solutions.

Own the full customer lifecycle for FactFinder in Italy, from winning new business through full-funnel selling to managing and growing accounts. Sell to eCommerce decision-makers, driving adoption and expansion. Requires 2-6 years in B2B SaaS sales with business-fluent Italian.

Field Technician responsible for planning, installing, and maintaining Wi-Fi, data, and telecom equipment across client sites. Requires IT/networking experience, project coordination, and a valid German driver's license for regional travel.

Sales Assistant supporting Sales Managers in a B2B international environment. Manage customer offers, orders, and sales reports while collaborating with Buying, Logistics, and Finance. Requires fluency in German and English.

From August 2026 our secondary school in Dreieich (near Frankfurt) is looking for a Mathematics Teacher (in part-time or full-time)

Lead business and operational growth for Siemens Advanta in the DACH sub-region. Drive strategic positioning as a professional services leader, focusing on complex digital transformation projects for major German enterprises.

Actuary (m/f/d) needed for reserving tasks under GAAP, IFRS, and Solvency II. Collaborate with entities, provide actuarial advice, and support risk management and planning. Requires a university degree in actuarial science, mathematics, or statistics, experience in reserving (ideally motor), and fluency in English.

Senior Reporting Specialist to implement individual customer reporting requirements. Oversee client-specific reporting projects, analyze needs, and develop tailored solutions. Requires experience in investment management or fund administration, strong stakeholder management, and proficiency in German and English.

Lead origination, structuring, and execution of equity capital markets transactions, including IPOs and rights issues. Develop senior client relationships and drive business development for the ECM franchise. Requires 10+ years of ECM experience and fluency in German and English.

Lead global legal product strategy for a leading online delivery platform. Provide proactive counsel on international consumer law and e-commerce regulations. Oversee end-to-end legal review of new product features and marketing initiatives.

Drive sales of high-value capital equipment within the Enabling Technologies portfolio. Manage existing accounts and identify new business opportunities. Lead complex sales cycles, build business cases, and negotiate contracts.

Brand Manager for Dairy DACH (M/F/D) needed to lead the development and activation of a new brand platform. Requires 3+ years of brand management experience in consumer goods, strong project management skills, and fluency in German and English.

Lead the DRESDEN-concept Research Group SITES.AI, focusing on AI for environmental risk and sustainability modeling in cities. Requires expertise in machine learning, geoinformatics, and securing external funding.

Senior Director, Launch Lead Neuroscience EMEA owns the regional launch strategy and commercialization roadmap for a potential first-in-class therapy. This role advises leadership and drives cross-functional alignment across EMEA.

Design Engineer develops and optimizes aluminium building systems for windows, doors, and façades, focusing on fire, burglary, and bullet resistance. Requires engineering degree, CAD proficiency, and knowledge of construction standards.