software English-speaking jobs in Mainz

Postdoctoral Researcher position focusing on Agentic AI in Computational Modeling. Develop autonomous systems to automate computer simulations in material science, biomedical engineering, and process engineering. Requires PhD in a relevant field and strong Python/C++ skills.

Senior Finance Inhouse Consultant responsible for the rollout, governance, and development of the SAP FAST accounting and financial reporting template across the DTFS Group. This role interfaces between Finance, IT, and local entities.

Senior React Native Software Engineer to design, build, and maintain high-quality mobile applications, focusing on Android. Key tasks include owning architecture, writing clean code, and collaborating with cross-functional teams.

Self-employed Sales Advisor role in financial services. Build client relationships, acquire new clients, and provide financial advice. Requires interest in finance, sales, and an entrepreneurial mindset. Fluent English is necessary.

Senior Techno-Functional Business Analyst (m/f/d) needed for digital transformation project. Responsibilities include bridging business and technical teams, translating business needs into technical requirements, and collaborating with stakeholders throughout the solution lifecycle. Requires 5-8 years of experience as a Data Analyst, Business Analyst, or similar role, with experience in process and data analysis, technical expertise regarding data models, and experience working with cross-functional teams.

Nordson Industrial Coating Systems seeks a driven Account Manager to develop and grow customer relationships in Northern, Eastern, and North-Eastern Germany. The role involves identifying new business opportunities, building a sales pipeline, and collaborating with internal teams to support customers.

Lead revenue growth for a PE-backed property management platform. Build the institutional segment from zero, design the sales operating system, and own pricing strategy across all segments. Requires 7+ years of B2B commercial leadership.

Senior Product Manager to define and execute product vision for Zenjob's marketplace dynamics. Own end-to-end, project-based problem solving, driving business goals through user conversations and data analysis. Requires 6+ years in product with experience in real-world process coordination.

Senior specialist for Data Leakage Prevention governance within Group Security. Define and oversee DLP governance frameworks, policies, and controls, ensuring compliance with regulations and ISO standards.

Serve as a Customer Engineer, acting as the direct liaison to install, maintain, and upgrade equipment. Perform preventative and corrective maintenance on electrical, vacuum, mechanical, and other systems.

Act as the first point of contact for customers and prospects, handling general inquiries via email and phone. Resolve daily customer issues and route complex questions to the Level 2 team. Requires fluency in German and English.

Specialist Regulatory Stewardship coordinates global chemical inventory listing and registration. This role monitors emerging regulations, ensures data accuracy, and acts as a key contact for international chemical compliance frameworks like EU REACH and TSCA.

Support technology service delivery across client engagements through coordination, governance, and stakeholder management. Requires 2-5 years of experience, a relevant Bachelor's degree, and fluency in German and English.

Software Test Automation Developer to design and implement automated test software for WebApp, Embedded Systems, and Cloud. Develop test frameworks, maintain CI/CD pipelines on Azure DevOps, and execute automated tests. Requires a CS degree and relevant experience.

Internship to design and implement an AI-powered chat agent for the MB.OS Portal. Tasks involve building with Node.js, integrating with Vue.js/Angular/Fastify, and consuming language models.

Revenue Operations Manager supports commercial leaders by running forecast cadence, owning RevOps relationships, and ensuring clean pipeline data. This role requires 3-6 years in RevOps, strong Salesforce skills, and experience with B2B SaaS metrics.

Senior Electrical Hardware Engineer to lead complex electronics development, including PCB redesign, from concept to production release. Requires deep experience in mixed-signal hardware and project ownership.

Lagerhelfer for UPS in Gießen. Responsibilities include loading, unloading, shipping, receiving, scanning, sorting, and stocking packages. Must be able to lift up to 70 lbs. and work flexible shifts.

Group CFO needed to build the finance function for a PE-backed international leisure group. Responsibilities include consolidated reporting, treasury, M&A steering, and ERP implementation across three countries.

Senior Systems Administrator manages Microsoft 365 tenant-level administration and Atlassian products. Responsibilities include access control, tool ownership, automation, and maintaining secure integrations across the internal tooling ecosystem.