java English-speaking jobs in Mainz

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  • MERMEC Deutschland GmbH
  • Munich
  • June 7
As a Document Controller / Project Assistant, you will manage and control project documentation, ensuring proper codification, versioning, and formatting. You will work with documentation management tools and support the project team throughout the project lifecycle.
  • Eumetsat
  • Darmstadt
  • June 8
LogoProvides administrative and secretarial support to the Technical and Scientific Support Department at EUMETSAT. Duties include managing correspondence, scheduling appointments, arranging travel, and supporting document preparation. Requires proven secretarial experience, proficiency in MS Office, and excellent communication skills. Fluency in English is required, German is an asset.
  • Wella
  • Hünfeld
  • June 8
LogoSupports the scalability qualification of Care and Styling making and filling operations. Leads, develops, and executes hands-on experimentation to ensure technical readiness for product launches. Collaborates with cross-functional teams to execute projects and propose solutions.
  • Sanofi
  • Frankfurt
  • June 8
LogoSenior scientific leader with expertise in AI, computational biology, and target discovery. Shapes scientific strategy, evaluates capabilities, and advises senior leaders on AI-enabled target identification and validation. Establishes national and international reputation as a thought leader through publications, collaborations, and speaking engagements. Requires a PhD and minimum 7 years of experience in academia, biotech, technology, or pharma.
  • Redcare Pharmacy
  • Mönchengladbach
  • June 8
LogoSupports HR service ticket management, onboarding/offboarding processes, and employee data maintenance. Assists with administrative tasks across the employee lifecycle and collaborates with HR functions and other departments.
  • Universität Siegen
  • Siegen
  • June 8
LogoThe University of Siegen seeks a Research Associate to conduct an independent doctoral research project in the area of composition and music theory in postdigital educational spaces. The position involves contributing to music education degree programs, supporting research activities, and teaching 2 semester hours per week. Applicants must have a Master's degree in a relevant field and experience with digital music production.
  • 2coms
  • Berlin
  • June 8
LogoWe are seeking a skilled Physiotherapist to assess, diagnose, and treat patients with physical challenges. The ideal candidate will develop and implement individualized treatment plans and collaborate with healthcare professionals.
  • DHL
  • Bonn
  • June 8
Process Performance Manager supports performance measurement, process optimization, and service performance reviews for the SHAPE+ Finance Systems Transformation program. The role involves collaborating with stakeholders, driving process improvements, and managing the program's tool stack.
  • Stranger Soccer
  • Munich
  • June 8
LogoLaunch and operate the Stranger Soccer brand in Munich. Responsibilities include securing partnerships, recruiting staff, driving player acquisition, and ensuring a high-quality game experience.
  • Symrise AG
  • Germany
  • June 7
Senior Corporate Controller (m/f/d) will manage financial reportings, budgeting, forecasting, and performance analysis for Symrise's global headquarters in Holzminden, Germany.
  • AKKODIS
  • Manching
  • June 8
LogoDesigns Flight Control System (FCS) architectures, defines redundancy strategies, and develops system requirements. Supports integration and test activities.
  • Kempers Recruiting & Consulting GmbH
  • Germany
  • June 7
Senior Scientific Affairs Manager provides scientific and application support to internal and external customers, delivering evidence-based expertise across Scientific Management and Scientific Marketing. The role supports business growth initiatives and Sales and Marketing activities throughout the product lifecycle. Responsibilities include scientific support for the Sales team, input into product positioning, development of scientific messaging, and representation of the company in customer meetings. The role also involves defining and implementing the annual evaluation matrix for complex development projects, planning and coordinating evaluations of assays and instruments, and representing company needs in industry associations.
  • UPS
  • Ichtershausen
  • June 8
This part-time position is responsible for loading, unloading, shipping, receiving, scanning, sorting, and stocking packages. May utilize heavy machinery. Requires ability to lift up to 70 lbs. and flexible shift availability. Warehouse experience is preferred.
  • SMS group
  • Mönchengladbach
  • June 8
LogoThe Executive Assistant will provide comprehensive administrative support to the management team, managing calendars, coordinating travel, handling communication, and preparing documents. The ideal candidate will have 5+ years of experience as an Executive Assistant, excellent organizational and communication skills in English and German, and proficiency in office software.
  • E.ON SE
  • Essen
  • June 7
LogoDrive and steer sourcing optimization projects across E.ON's product and service categories. Develop and implement initiatives to enhance supply chain processes. Collaborate with negotiation experts and category teams to refine sourcing approaches and strategies.
  • ALPADIA Language Schools SA
  • Frankfurt
  • June 8
LogoALPADIA seeks Airport Representatives for summer 2026 weekends at Frankfurt FRA Airport. Responsibilities include welcoming students, ensuring safe check-in, and liaising with various parties to resolve issues. Applicants should be organized, reliable, and possess strong problem-solving skills.
  • Heidrick & Struggles
  • Bremen
  • June 8
LogoThe Executive Assistant provides comprehensive administrative and organizational support to Partners and Principals. Responsibilities include diary and inbox management, meeting coordination, travel arrangements, document preparation, and expense management. The role also supports business development activities, client relationship management, and team collaboration.
  • Leibniz-Institut für Neurobiologie
  • sachsen anhalt
  • June 7
W3 professorship in Integrative Neurobiology at the Leibniz Institute for Neurobiology and OVGU. The successful candidate will establish and lead a new research group focusing on experimental and computational neuroscience or neuroengineering. Applicants should have experience leading international research teams, securing funding, and supervising students.
  • Findr
  • Frankfurt am Main
  • June 7
Senior / Lead Data Scientist to solve complex real-world problems across healthcare, insurance, finance, energy, and manufacturing. Work on predictive analytics and machine learning projects, statistical analysis, and end-to-end project ownership.
  • WomenTech Network
  • Berlin
  • June 8
LogoAs a Senior Customer Onboarding Specialist (d/f/m) – German Speaking, you will lead end-to-end onboarding for upper mid-market and enterprise customers, driving seamless setup, integrations, and change enablement. You will champion product usage and best practices to increase retention, adoption depth, and long-term customer value. You will also consult with executives and working-level stakeholders, manage complex onboarding programs, and build strong relationships with key clients.