java English-speaking jobs in Mainz

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  • JOBSTODAY.WORLD
  • Essen
  • September 18
Skilled Service/Electrical Technicians needed for on-site roles across Germany. Responsibilities include installing, maintaining, troubleshooting, and repairing industrial, mechanical, and electrical systems. Requires vocational training and a valid Class B driving license.
  • retarus GmbH
  • Hochheim
  • September 18
Service Engineer supporting EDI and E-Invoicing environments. Act as the primary technical contact for customers, managing integrations, troubleshooting, and ensuring operational stability using standards like EDIFACT and Peppol.
  • Leica Microsystems
  • Düsseldorf
  • September 18
Senior Service Engineer provides on-site maintenance, repairs, and remote support for advanced microscopy systems. Requires technical training, relevant experience, strong problem-solving skills, and proficiency in IT.
  • Inverto, A BCG Company
  • Köln
  • September 18
  • student
LogoWorking Student in Process Automation & Software Development. Build and improve internal automation solutions using C#, .NET, APIs, and SQL Server. Requires study in CS or related field with initial programming experience.
  • Stadt Erlangen
  • Erlangen
  • September 18
  • part-time
Team Leader for Web Technology leads the division, managing technical architecture, quality assurance, and development of digital platforms. Responsibilities include project management, IT security, and advising departments on digital offerings.
  • Ferrero
  • Stadtallendorf
  • September 18
LogoPerformance Specialist drives continuous improvement in production units. Responsibilities include analyzing losses, implementing Lean methodologies, and supporting AM/PM initiatives to enhance operational excellence. Requires an engineering degree and manufacturing experience.
  • Discover International
  • Munich
  • September 18
Senior Biopharmaceutical Manufacturing Expert – Freelance/B2B Biologics Manufacturing | mAbs | USP/DSP | Single-Use | GMP We are supporting a client with the set-up and start-up of a new GMP biopharmaceutical manufacturing area and are looking for an experienced Biopharmaceutical Manufacturing Expert to join the project on a freelance/B2B basis.
  • MB Automation GmbH & Co. KG
  • Hagen
  • September 18
LogoSenior Software Developer specializing in PKI. Responsibilities include technical design, development, and improvement of PKI components. Requires 5+ years in PKI/cryptography, strong Java/REST/SOAP knowledge, and experience with HSM/secure key management.
  • Indigo Headhunters
  • Frankfurt am Main
  • September 18
Director/VP role managing a portfolio of German/Austrian corporate clients. Responsibilities include originating trade and working capital finance transactions, structuring deals, and identifying market trends. Requires experience in trade finance origination and fluency in English and German.
  • MRH Trowe
  • Vogelsbergkreis
  • September 18
  • part-time
  • no experience
  • warehouse
Coordinate IT hardware and warehouse logistics, managing inventory, shipping, and equipment setup. Requires organizational skills, German proficiency, and a Class B driver's license.
  • Convergint
  • Lohr a. Main
  • September 18
LogoService Specialist providing technical support for installed security systems, including CCTV, Access Control, and Intrusion Detection. Responsibilities involve troubleshooting, maintenance, and small project installation. Requires technical aptitude and customer focus.
  • Mühlbauer ID Services GmbH
  • Hagen
  • September 18
LogoSenior Software Developer focusing on PKI. Responsibilities include technical design, development, and improvement of PKI components. Requires 5+ years in PKI/cryptography, strong Java/REST/SOAP knowledge, and experience with HSM and security architecture.
  • CASA Media GmbH
  • Berlin
  • September 18
Were looking for an Influencer Manager – YouTube who understands the YouTube ecosystem, enjoys building strong creator relationships, and is passionate about managing successful campaigns from concept to completion.
  • SUSS MicroTec Solutions GmbH und Co. KG
  • Maulbronn
  • September 18
LogoElectrical Design Engineer (CAD) in Research & Development will develop highly complex solutions for microelectronics. This role contributes to the continuous development and quality assurance of products in lithography, wafer bonding, and packaging.
  • Cytiva
  • Duisburg
  • September 18
Business Development Manager for the DACH region, responsible for achieving sales targets by developing new business and managing complex, multi-million dollar deals. Requires 7+ years of life sciences sales experience and technical knowledge of molecular and cell biology.
  • ALPS ALPINE EUROPE GmbH
  • Unterschleissheim
  • September 18
LogoJunior Tax Clerk role assisting with corporate tax returns, monitoring tax payments, and conducting internal tax audits. Requires completed tax clerk apprenticeship or comparable qualification and strong German proficiency.
  • auxmoney
  • Düsseldorf
  • September 18
LogoSenior Software Engineer for IT Risk & Pricing. Build backend systems supporting risk decisioning and pricing. Requires PHP/Symfony or Python expertise, API development, and SQL skills.
  • HCLTech Germany
  • Düsseldorf
  • September 18
Senior Information Security Consultant focusing on GRC & Compliance. Drive risk management, compliance, and security initiatives for a financial services client. Requires 10+ years in GRC/InfoSec, ISO 27001 Lead Auditor, and CISA.
  • ai-coustics
  • Berlin
  • September 18
LogoIntegrations Engineer (SDK) to own and maintain SDK wrappers for Python, Node.js, and WebAssembly. You will manage plugins, maintain public APIs, and collaborate with customers and upstream open-source maintainers.
  • AccorHotel
  • Berlin
  • September 18
  • hospitality
LogoResponsible for cleaning and servicing guest rooms to brand standards, overseeing linen delivery, and maintaining supplies. Ensures guest floors are clean while adhering to Health and Safety standards.