java English-speaking jobs in Mainz

Senior/Staff Web Analyst to design and implement tracking strategies, architect automated data pipelines, and ensure data integrity across web and app platforms.

Solution Architect will lead Fortinet's solution sales approach, positioning and qualifying solution capabilities, driving conversations about competitive differentiation, and establishing access to buying centers. Responsibilities include understanding the Fortinet portfolio, creating sales opportunities, managing solution domain use cases, and providing technical consultation. Requires extensive experience in networking and network security, minimum 5 years as an IT Security Consultant or Architect, and strong customer focus.

Plan and execute basic and pre-basic seed production, optimize processes, and ensure seed quality. Coordinate variety registration and lead a team. Master's degree in plant breeding, agricultural or plant sciences required. Strong expertise in plant breeding and seed production processes. Excellent communication and organizational skills.

Develop and execute the global commercial strategy for the Railway Business Segment. Coordinate a global team of Business Development Managers, define value propositions, and manage key accounts.

INIKTI seeks a native German speaker to establish and grow its business in Germany. The Country Representative / Business Development Manager will identify and secure new business opportunities in the wind energy sector, build strategic partnerships, and act as a market expert for INIKTI's leadership team.

Lead multiple software development teams, fostering innovation and collaboration. Establish AI-native engineering practices, leveraging Claude Code and similar tools, to drive productivity gains. Ensure adherence to quality, security, and regulatory standards. Synchronize product requirements with business objectives and communicate progress to executive management.

Drive growth by identifying and acquiring new IoT accounts. Leverage consultative selling to align solutions with customer needs and close complex deals. Build and maintain relationships with key stakeholders, including C-level executives. Must have 5+ years of successful B2B sales experience and fluency in English and German.

The Fund Finance Secondaries & Primaries team in Frankfurt seeks an intern to support fund finance activities for Customized Solutions. The intern will assist with investor reporting, valuation committee preparation, board meeting support, cash controls, and diversification reporting.

Operate robotic platforms, monitor activities, and execute tasks according to procedures. Verify robot behavior, identify issues, and maintain operational records. Assist with robot setup, testing, and process improvement.

Designs BCU-based substation control systems for high voltage direct current (HVDC) systems. Implements control software and verifies it using simulation tools and real-time test environments. Prepares design specifications, documentation, and effort estimations. Clarifies technical requirements within project teams, with customers, and suppliers. Provides remote support during commissioning and service of HVDC systems.

Solution Consultant for Infrastructure & Network required. Group-wide definition of network technology standards, management of service providers, and establishment of security standards. Requires a degree in computer science, electrical engineering, or comparable field with 3-5 years of experience in infrastructure & network technologies.

Senior Manager responsible for business development of Cargo Insurance and Shipment Value Protection products in the DACH region. Steers product development, pricing, and market analysis. Provides guidance to business units on risk assessment and solution proposals. Collaborates with Sales, Product Management, Operations, Finance, Compliance, and Regulatory functions.

System and software test engineer to join a team focused on silicon photonics testing. Responsibilities include designing, implementing, debugging, and executing manual and automated tests for silicon photonics test equipment. Collaborate with development teams in Germany, China, and Japan. Bachelor's or Master's degree in Electrical Engineering, Computer Science, or a related field required. Experience in software and system testing, especially test automation and exploratory testing, is necessary. Good understanding of digital electronics and optical communication, Java programming language, and Linux operating system are also required.

As an H&S Specialist, you will contribute to the implementation and continuous improvement of Encavis' health and safety management systems across its renewable energy portfolio. You will monitor and analyze H&S performance, conduct audits, provide operational support, and coordinate with stakeholders to ensure a safe and compliant working environment.

As an Ethics & Compliance Solution Advisor, you will consult with prospective customers, understand their needs, and demonstrate how technology can enhance their compliance programs. You will collaborate with sales, product, and marketing teams to shape product strategy and ensure successful customer onboarding.

Develop new features for a multi-flavor, multi-module Android app using Kotlin and SDK. Investigate and fix issues, continuously improve the codebase, and work in an agile environment.

Deliver parcels using company vehicles, including electric vehicles. Sort and prepare shipments for delivery routes. Must have a valid Class B driver's license and be able to communicate in German.

The Manufacturing Engineer Central (m/f/d) will plan, support, and lead projects to develop, procure, and install machines/tooling for series production. Responsibilities include creating specifications, leading projects, managing suppliers, coordinating installations, and ensuring complete documentation. The role requires a degree in engineering, experience in automotive or high-volume production, project management skills, and proficiency in CAD and Microsoft Office.

Provides support to the sales team in a PRADA Outlet Store, assisting with customer service, store operations, and order processing.

Neli Arabi GmbH seeks independent B2B Software Sales Brokers to introduce and sell a premium B2B Enterprise Software platform on a commission basis. Brokers will identify and introduce qualified B2B prospects, arrange discovery calls, and support the sales process. Commission is paid after a client contract is signed and paid.