java English-speaking jobs in Mainz

Finance Manager needed for international organization in Hamburg. Oversee financial accounting and finance operations for the German entity, manage a finance team, and ensure compliance with German GAAP and tax regulations.

Contribute to the Euratom CONNECHT-NM SHIELD project developing and evaluating signal processing methods for acoustic emission analysis. Apply machine learning and statistical methods for event detection, cluster analysis, and classification.

Intern for a PE-backed Healthcare IT platform focused on buy-and-build strategy. Support post-merger integration, value creation, CRM rollout, AI agent use cases, reporting infrastructure, and financial analysis.

The Manager, Government Affairs Europe will develop and implement advocacy strategies to advance policies that recognize the unique nature of plasma-derived medicinal products. This role will involve collaborating with policymakers and stakeholders to improve patient access to therapies, strengthen supply continuity, and encourage sustainable plasma collection.

Lead the build of a central customer support organization for a profitable, growing software group serving the construction & engineering industry. Own the function end-to-end, modernizing support processes and leveraging AI.

Experienced Warehouse Manager needed to establish and lead a new workshop facility for the build, integration, and testing of prototype and pre-production autonomous aerial systems.

A Postdoctoral Researcher is sought to lead a project investigating the intersection of hematopoietic stem cell homeostasis and long-term immunity. The role involves designing and performing experiments using animal models and human cells, analyzing data, and collaborating within a research team.

Project Procurement Manager for offshore wind installation subcontractors. Manages resource development, subcontractor pre-qualification, and tendering processes. Evaluates technical and commercial proposals, conducts negotiations, and supports strategic subcontracting initiatives.

Experienced DECT NR+ Wireless Systems Architect needed to lead architecture and design of wireless communication systems. Develop system concepts, conduct performance analysis, and contribute to implementation and optimization of DECT NR+ PHY/MAC protocol stacks.

Develop and implement a group-wide physical security framework, including policies, standards, and methodologies. Conduct risk and threat assessments, define mitigation measures, and advise on security requirements for new sites. Manage security services procurement and oversee on-site security operations.

Salesforce Platform Architect (m/f/d) will design, implement, and manage Salesforce solutions for sales, service, and marketing operations. Responsibilities include collaborating with stakeholders, developing technical designs, ensuring platform scalability and security, and providing technical leadership.

Space Weather Products & Applications Scientist provides scientific and technical support for the development and operation of space weather services. The role requires expertise in space weather, operational service development, systems engineering, and stakeholder coordination.

Designs, implements, and optimizes hybrid cloud and on-premise architectures on Microsoft Azure and VMware/vSphere. Translates business requirements into infrastructure solutions and leads initiatives to optimize infrastructure cost, performance, and security.

Lead end-to-end production operations at a high-volume food manufacturing site. Drive operational excellence, improve performance, and develop a high-performing culture.

Support the Insurance Customer Journey Team with tasks such as online and offline customer journey management, stakeholder management, and integration of insurance solutions into customer journeys.

Regional Delivery Lead to manage large-scale data center projects across Europe. Lead project delivery from design through construction and handover. Establish delivery standards, mentor teams, and ensure consistent project performance. Requires extensive experience in delivering large-scale projects and strong stakeholder management skills. Fluent English required, German beneficial.

Design and execute international digital campaigns for the MINI brand across Europe. Provide operational consulting and guidance to local markets. Manage agencies to deliver campaign results and collaborate with cross-functional teams.

As a Spare Parts Planner & Supply Chain Analyst, you will ensure global Field Service organizations have the necessary spare parts. Responsibilities include material planning, forecasting, supply chain analytics, reporting, and process improvement.

Develop and own features end-to-end, from technical proposal to production deployment and ongoing maintenance. Build and evolve backend services and frontend applications using TypeScript and Java, leveraging gRPC. Collaborate cross-functionally to deliver high-value, high-reliability features.

Support the definition, development, and advancement of innovative power electronics technologies for space applications. Develop simulation models, provide technical support for proposals, and perform design reviews.