java English-speaking jobs in Mainz

As Project Manager, you orchestrate complex real estate space conversion projects from concept to handover. You lead interdisciplinary teams, ensuring successful delivery regarding time, cost, and quality.

Act as the first point of contact for customers and prospects, handling general inquiries via email and phone. Resolve daily customer issues and route complex questions to the Level 2 team. Requires fluency in German and English.

Senior Audit & Inspection Manager to manage global and internal audit activities ensuring compliance. Requires a Master's degree in a relevant field and at least 7 years of experience with global regulatory knowledge.

SCADA Engineering Manager for utility-scale PV & BESS. Take technical ownership of SCADA, monitoring, and control systems. Act as the central technical interface between teams, customers, and suppliers. Requires relevant engineering degree and SCADA experience.

Procurement Specialist for Facility & Construction Services drives the Sales Market procurement strategy. Responsibilities include securing supplier bases, managing agreements, and ensuring compliance with global standards. Requires 3+ years of procurement experience.

The Group General Counsel provides overall responsibility for legal affairs, corporate governance, and compliance. This role advises senior management on corporate, commercial, and regulatory matters.

Apply for a Quantitative Analyst role in Renewable Energies. Price energy products using stochastic models, develop hedging strategies, and build analytical tools. Requires quantitative skills, Python/R/SQL, and knowledge of energy markets.

Lead and oversee the internal audit function, ensuring independence and effectiveness. Responsibilities include risk-based strategy, conducting audits, and advising management on governance and controls. Requires 5+ years of compliance leadership experience.

GxP-Auditor needed for Quality Assurance. Perform qualification audits in EN/IT/FR/DE for EMEA suppliers according to GxP and DIN ISO. Requires excellent EN/DE skills plus Italian or French.

Field Coach Trainer will lead a culture of retail excellence, coaching Client Advisors on product knowledge, selling skills, and client development. Responsibilities include monitoring client interactions, identifying performance opportunities, creating coaching plans, and delivering training sessions.

Senior DevOps Engineer to own 24/7 production IT operations and evolve the platform stack. Responsibilities include ensuring system reliability using Kubernetes and automating infrastructure with Terraform and Ansible. Requires strong German skills and experience in IaC.

Experienced Software Development Team Leader to develop technical concepts and support agile teams. Responsibilities include leading, coaching, and conducting architecture/code reviews. Requires a degree in CS/Software Engineering and leadership experience.

Lead group-wide marketing strategy for B2C segments, driving ROI and modernizing operations. Own media strategy, embed AI, and build brand clarity across brands. Requires 10+ years of marketing experience.

Global Solution Sales Manager (Director) manages large German corporate client portfolios. Responsibilities include leading sales origination of complex digital solutions across payments, liquidity, and working capital. Requires deep knowledge of these solutions and fluency in English and German.

Lead the in-house legal team and advise on commercial contracting, including sales and procurement. Responsibilities include managing a dispersed team, coordinating external counsel, and advising on corporate and commercial matters.

Lead revenue growth for a PE-backed property management platform. Build the institutional segment from zero, design the sales operating system, and own pricing strategy across all segments. Requires 7+ years of B2B commercial leadership.

Establish and lead a central Design Hub for the Clarios EMEA Aftermarket, delivering creative assets across brands, channels, and markets. Translate master assets into market-specific deliverables, ensuring brand consistency and local relevance. Manage the Design Hub backlog, including intake, prioritization, and delivery commitments. Drive creative direction and campaign execution, turning marketing briefs into visual concepts and assets.

Specialist Regulatory Stewardship coordinates global chemical inventory listing and registration. This role monitors emerging regulations, ensures data accuracy, and acts as a key contact for international chemical compliance frameworks like EU REACH and TSCA.

Account Manager Medical Ophthalmology of Germany drives sales of advanced medical solutions to hospitals and clinics. This role requires strategic selling experience in the medical industry, fluency in German and English, and a Bachelor's degree in a scientific or engineering field.

Proactive HR Manager to support Atlantic Zeiser's people agenda. Key duties include managing the full employee lifecycle, ensuring compliance with German labor law, and partnering with managers and the Works Council. Requires HR experience and German/English fluency.