java English-speaking jobs in Mainz

Senior Software Architect leads projects from technical estimation through implementation and deployment. Develops technical strategies, consults with clients, and utilizes modern tooling to build and deploy cloud applications. Requires 5+ years of experience in building digital products, including 2+ years in a leading architectural or technical consulting role.

Lead the planning and execution of the SAP S/4HANA transformation across multiple business units and regions. Coordinate readiness activities, testing, and cutover planning while managing external partners. Develop and maintain a clear SAP transformation roadmap and ensure transparent reporting.

Process Engineer (2-Year Fixed-Term Contract) will provide engineering support for vaccine manufacturing, optimize processes, and execute engineering projects.

Develops and executes go-to-market strategies for home robotics products across European markets. Leads product launches, collaborates with global and regional teams, and analyzes market dynamics. Requires 3+ years of experience in GTM, R&D, or product marketing in Europe, with a focus on consumer electronics or home robotics.

Leads and manages the Human Resources function across Europe and Latin America, driving key initiatives including recruitment, training, organizational design, and performance management. Ensures HR strategies align with business objectives while maintaining compliance and fostering a culture of engagement.

Solution Consultant for Infrastructure & Network required. Define network technology standards, manage service providers, and establish security protocols. Experience in SDWAN, VPN, WAN, LAN, Internet, firewall, data centers, and virtualization required.

Sales Manager to identify new business opportunities, build relationships, and communicate the value of injection moulding solutions.

Experienced finance leader to manage group accounting, tax, and compliance functions. Oversee consolidated reporting, ensure financial governance, and support international subsidiaries.

Senior Product Manager will develop the multi-year vision, strategy, and roadmap for Freshflow's retailer-focused and future solutions. Responsibilities include creating product specifications, managing implementation, and collaborating with teams to gather product insights and drive new features.

Experienced Site Manager needed for data centre and large-scale construction projects in Germany. Manage site operations, coordinate subcontractors, and ensure project delivery. Fluent English required, B2 German preferred. Permanent GmbH contract with long-term career growth potential.

Manage a large non-inventory stockholding in a warehouse environment. Track stock movement, maintain accurate records, and prepare items for dispatch.

Interim CFO for a mid-sized, private equity-backed financial services company in Central Germany. Full responsibility for finance, accounting, controlling, tax, treasury, and reporting. Strong PE experience and background in regulated German financial services required.

Project Manager to plan, execute, and manage substation projects within Germany's energy rollout. Lead interdisciplinary teams, coordinate with stakeholders, and ensure project adherence to quality, deadlines, and budget. Requires several years of project management experience, excellent communication and negotiation skills, and fluency in German.

Experienced HR Business Partner to advise German leadership, execute HR strategy, and lead people initiatives. Requires 5+ years HR experience, including 3+ years as an HR Business Partner, strong German employment law knowledge, and fluency in German and English.

Associate Attorney with 2-6 years of experience and German bar admission sought. Must have substantial competition litigation know-how and excellent English and German communication skills.

FPGA Engineer needed for embedded systems development in aerospace applications. Requires experience with PLD/FPGA technologies, embedded systems, and aerospace software development is a plus. Strong German language skills are essential.

A Japanese consulting firm seeks an HR Manager for their Dusseldorf office. The role involves administering HR programs, ensuring compliance with German employment laws, managing the hiring process, and handling general administrative tasks.

Lead health and safety delivery on major data center and cleanroom projects. Act as the key safety point of contact, driving standards through audits, inspections, and visible leadership.

Manager / Senior Manager will assess strategic plans, conceptualize and implement M&A deals, and manage projects for national and global clients. Requires a Master's degree, 5-8 years of experience in (transaction) advisory, and fluency in English. Additional languages are advantageous.

The Europe HR Director will lead the regional HR strategy, driving business growth and talent development across multiple European entities. Reporting to the Group CEO and Global HRD, this role will define and execute HR strategies, lead organizational transformation initiatives, and build strong leadership pipelines.