java English-speaking jobs in Mainz

Lead international Service & Technical Support for a global manufacturer. Develop service strategy, lead global support teams, and optimize customer experience. Requires technical degree and international leadership experience.

Participate in a 3-month, tuition-free training program in Munich. Develop digital products, apply innovation mindsets, and gain hands-on experience. Must be a team player with excellent English communication skills and full availability for the 12-week program.

Sales Engineer supports sales campaigns by providing technical expertise and value communication for Axon's solutions to Public Safety Agencies. This role involves technical presentations, PoC support, and solution demonstrations.

Act as the entrepreneurial leader scaling Global Accounts across the DACH territory. Own multinational corporate accounts, translating global agreements into local GSV expansion by unlocking new business units and navigating complex MSP ecosystems.

Support the Client Engagement team in delivering exceptional service for a luxury beauty client, managing 2D print, direct mail, and sampling. This role requires administrative expertise, project monitoring, and strong communication skills in German and English.

Senior Technical Project Manager for Aerospace Composites. Own the full lifecycle of COPV development, from concept to serial production. Requires 5+ years in technical project management and a degree in a relevant engineering field.

Lead direct sales engagements into mid-size enterprise accounts and partners in South Germany. Focus on creating account plans to attain Fortinet product deployments and negotiating terms. Requires 5+ years of sales experience and 2+ years in IT-Security.

Student Assistant supporting the Detector Group Engineers and Scientists with daily tasks. Duties include organizing clean room storage, inventory, and assisting with project tasks like design, assembly, and data handling. Requires a Physics or Engineering student with good English.

Lead the Trade Marketing strategy for the DACH market, driving point-of-sale success. This role involves managing a team, executing promotional campaigns, and analyzing shopper behavior within the consumer healthcare sector.

Develop applications for in-line metrology and inspection using ZEISS' FIB-SEM technology. Operate systems in clean rooms and collaborate with internal teams on technology development. Requires relevant engineering degree and SEM/FIB experience.

As a Digital Engineering Consultant, you will optimize engineering across the product lifecycle for global clients using digital twins and AI. You will design and implement digital transformation strategies for R&D and manufacturing.

Senior Studio Design Engineer to sketch, model, build, and test multi-domain defense systems. Take concepts from sprint through serial production, connecting teams and ensuring design reflects manufacturing reality.

Vice President, Market and Liquidity Risk oversees Asset and Liability Management on IRRBB. Responsibilities include challenging management processes, owning the IRRBB limit framework, and assessing new products and structural changes.

Senior Cloud Software Engineer with 7+ years experience in Java or Golang development. Designs, implements, and supports distributed cloud services. Proficient in DevOps, CI/CD, and cloud technologies (Azure, AWS, Kubernetes). Strong communication and collaboration skills.

Provide advanced remote troubleshooting and technical support for BD Biosciences instrumentation via phone, email, chat, or online tools. Requires a Bachelor's Degree in relevant engineering and 2+ years in device troubleshooting.

Client Executive drives strategy for global enterprise accounts, focusing on value delivery, retention, and new business growth. Requires 15+ years of experience, consultative selling success, and proficiency in global account planning.

Drive online revenue growth for the EU Ecommerce team by owning paid channels end-to-end. Manage Paid Search, Social, Affiliates, Influencer, CRM, and TV campaigns, optimizing for ROAS and CPA. Requires 3+ years in B2C Ecommerce with strong analytical skills and fluency in English and German.

Drive continuous improvement across the region by leading structured projects and embedding Lean and Six Sigma practices. This role coaches teams on problem-solving methodologies and supports performance gains across SQDCP.

Process Engineer for Dry and Wet Etching in semiconductor manufacturing. Responsibilities include ensuring process stability, driving improvements, investigating deviations, and supporting new technology implementation. Requires a relevant technical degree.

Senior Manager, Lead Risk Advisor for Central Europe. Lead Strategic Risk Management and Ecosystem Risk (Fraud/Data Security) for CE markets, partnering with regional leadership and stakeholders to protect the payments ecosystem.