java English-speaking jobs in Mainz

As a Business Analyst, you will translate business needs into clear requirements for development teams, ensuring our payroll solutions meet regulatory requirements and customer needs. You will work closely with Product Owners and development teams to create user stories and support the development of Paychex Europe Payroll, a cloud-native payroll solution for German companies.

Working Student supporting the organization and coordination of meetings, booking meeting rooms, preparing meeting materials, and assisting with administrative tasks.

Coordinates inbound and outbound logistics operations for fertilizers, ensuring compliance with legal frameworks and regulations. Manages deliveries to West European and Baltic countries, oversees customs clearance, and coordinates with procurement, sales, and logistics teams. Monitors stock levels, handles order processes, and provides customer support.

Research Assistant (Post-Doc) to work independently on research topics in additive manufacturing of powder-based metallic and intermetallic materials. Focus on material or process development, documentation, publication, and presentation of research results.

Production Test Pilot will conduct production and certification test flights, customer handover flights, and ferry flights. Requires EASA ATPL(H) or CPL(H), IFR, Flight Test Rating Category 1 or 2, Class 1 Medical, 1500 total flight hours, 1000 PIC hours, 1000 turbine helicopter hours, and a minimum of one type rating (H135/145, Tiger, NH90, CH53). Must be fluent in English and German.

Provides operational and coordination support to the Executive Office, managing calendars, handling stakeholder communication, and overseeing document processing. Coordinates travel arrangements, event logistics, and expense reports. Requires 2-3 years of experience in a similar role and fluency in German and English.

Experienced Business Development Representative needed to drive enterprise customer growth. Fluent German required. Proven track record of exceeding sales targets and building strong customer relationships.

Portfolio Manager (f/m/x) will onboard new energy assets, solve operational challenges, and ensure smooth operation in a dynamic market.

As an EMH Specialist Systems Engineer, you will define and implement EMH requirements for aircraft systems, analyze system architectures for EMH protection, and manage certification activities. You will collaborate with engineering departments and divisions to ensure the design of safe and robust systems.

Risk Analyst – B2B will lead the redesign of B2B underwriting models, including scorecards, decision engines, and rating methodologies. Responsibilities include continuous improvement of data analysis and business processes, building harmonized credit frameworks, and partnering with Data Science to develop ML-based credit models.

Leads sales efforts for Display & Video 360 (DV360) solutions, driving media business growth across video, display, audio, and digital out-of-home. Advises advertisers and agencies on DV360 media campaign solutions and identifies business opportunities. Represents Google as a thought leader at industry events.

Financial Accountant needed to build and scale financial operations for a fast-growing security and compliance tech company. Responsibilities include managing key accounting processes, supporting month-end closing activities, and contributing to financial statement preparation. Must have strong German GAAP and tax law knowledge, 3+ years of accounting experience, and excellent communication skills.

Develop and implement SAP BTP applications using SAP CAP, RAP, UI5, and Fiori. Design cloud-native services on SAP BTP and integrate with services like HANA Cloud and XSUAA.

YouTube CMS Specialist needed for part-time (30h/week) hybrid-remote or freelance position. Manage and optimize music rights and monetization on YouTube, including Content ID operations, asset management, and revenue generation. Requires fluency in English, 2+ years experience with YouTube CMS/Content ID, and YouTube certifications (Content Ownership, Asset Monetization).

Investment Banking Vice President to lead technology M&A transactions, manage client relationships, and support franchise growth in Munich. Requires 5-7 years of relevant experience, strong financial modeling skills, and fluency in German and English.

BBIS seeks an energetic teacher to instruct IBDP/IBMYP German Literature (Language and Literature - German A) for grades 6-12. The ideal candidate will foster a safe and stimulating learning environment, develop inquiry-based curriculum, and promote student engagement and well-being.

Lead and evolve the Platform Unit, defining and executing a platform strategy aligned with business goals. Build and own the platform offering, including the Internal Developer Platform (IDP), collaborating with product teams to maximize value delivery.

Working student will contribute to the development and enhancement of an aircraft electric propulsion system sizing tool and a superconducting electrical propulsion system. Tasks include modeling & simulation, software development, and architectural studies.

Senior SOAR Software Engineer will integrate SOC systems, develop automation solutions, and support the introduction of platform technologies. Requires a university degree in IT, several years of relevant experience, and proficiency in Bash, JavaScript, and Go. Fluency in German and English is mandatory.

Research Assistant (PhD candidate) to support research in inventory management, after sales service, production, and logistics. Will conduct research under the supervision of Prof. Dr. Dr. h.c. G. P. Kiesmüller, contribute to teaching activities, and present research findings.