java English-speaking jobs in Mainz

Experienced Golang Architect needed for a cloud-native transformation program. Define architecture for scalable Go microservices, guide development, and establish DevOps concepts using Kubernetes and modern open-source technologies.

AWS Technical Account Manager acts as a trusted advisor and cloud operations architect for Enterprise Support customers. You will drive AWS service adoption, provide strategic technical guidance, and ensure operational health while reducing cost and complexity.

Content & Social Media Marketing Intern will create engaging content for social media and digital channels, manage social media activities, and support content planning and execution for campaigns. Must be enrolled in a non-German Erasmus+ university and have strong English skills. Additional European languages are a plus.

Audit Manager for Real Estate. This role involves auditing real estate funds primarily across Europe, focusing on IFRS and local GAAP application and consolidations.

Lead a regional Professional Services organization for a growing fintech business. This hands-on role involves owning P&L, overseeing delivery, and leading consultants, project managers, and architects. Requires experience in enterprise software or SaaS. Native German and fluent English are essential.

Experienced RFIC silicon lab validation engineer needed to develop test environments, measurement campaigns, and test automation. Responsibilities include building test benches, operating RF measurement equipment for cellular standards, and developing Python-based test automation.

Interim HR Business Partner needed for a growing international organization. This role involves partnering with managers on employee relations, managing the full employee lifecycle, and ensuring compliance with German employment legislation. Fluent German and English are required.

Lead large-scale data center construction projects from concept to handover. Manage full lifecycle, ensuring safety, quality, schedule, and cost objectives are met. Requires 10+ years in large construction and 5+ in data center environments.

Tenure Track Assistant Professor in Process Robotics in Bioprocess Engineering. Requires expertise combining bioprocess engineering, automation, and process optimization, utilizing modern robotics methods.

Drive end-to-end governance for tax and tax-related reporting obligations across the operating division. Define global reporting standards, ensure compliance-by-design, and lead governance decisions. Requires strong knowledge of taxation and Finance Reporting Compliance.

Regional Sales Manager (m/w/d) for Semiconductors will build and develop business relationships, drive sales growth, and implement supplier strategies. Requires 7+ years of team leadership experience in electronics components sales, in-depth industry knowledge, and fluency in English and German.

Support consulting and CEO in strategic, analytical, and organizational matters for international site selection and M&A. Requires Master's student status and C1 German/English skills.

Structural Analysis Engineer to own the rocket's structural backbone, including load definition, lay-up, and FEA. Define load cases, build analytical models for composite/metallic parts, and evaluate structural margins. Requires MSc in Aerospace/Mechanical Engineering and 3+ years of relevant experience.

Start your career in an international kindergarten.

Experienced transfer pricing professional will manage transfer pricing matters for the Education segment, ensuring compliance and acting as a trusted advisor to stakeholders.

Define and drive the Book category strategy across Europe, owning sales, margin, and profit. Lead commercial negotiations with publishers and manage cross-border compliance. Requires 8+ years in category management with 3+ in leadership.

Associate Manager Regulatory Affairs for a temporary role in the medical device industry. Key duties include product approval in new countries, managing technical documentation, and monitoring standards. Requires experience in regulatory affairs (EU and RoW).

Experienced Plant Manager needed to lead production, drive operational performance, and develop teams. Responsibilities include implementing strategy, ensuring quality/safety compliance, and optimizing plant efficiency. Requires 5-10 years in manufacturing leadership.

Senior Construction & Contracts Counsel provides legal guidance on complex construction projects. Responsibilities include drafting, reviewing, and negotiating contracts, supporting project finance, and ensuring regulatory compliance. Requires 7+ years in construction and contract law.

Lead global Customer Success and Technical Support strategy to maximize Net Revenue Retention. Build a data-driven, scalable organization across international teams, focusing on customer value and operational efficiency.