backend developer English-speaking jobs in Heilbronn

Perform end-to-end single-cell sequencing workflows using 10x Genomics or equivalent. Responsibilities include sample processing, dissociation, cell sorting, and molecular biology techniques like PCR and qPCR. Requires a Master's degree and 1–3 years of relevant lab experience.

VP Sales DACH owns end-to-end revenue growth across Germany, Austria, and Switzerland. This role drives GTM strategy, scales the enterprise sales organization, and leads the DACH sales team. Proven B2B SaaS sales experience is required.

Project Coordinator role supporting consultants in a global consultancy. Duties include diary management, travel booking, and project coordination with stakeholders. Fluency in German and English is required.

Lead AI product vision and strategy for Toolbx. Direct product managers and engineers to execute AI-driven products. Requires 7+ years in product management with AI focus and strong leadership.

PLC-Programmer needed to design, program, test, and commission PLC-based control systems for the shipping industry. Requires a degree in a related field and experience with IEC 61131-3 and CODESYS.

Health & Safety Advisor needed to support H&S policies, conduct inspections, and manage site documentation. Requires a recognized safety qualification and 2+ years of construction safety experience.

Software Consultant for R&D organizations, transforming complex scientific data into structured knowledge. Requires BSc, MSc, or PhD in Chemical Engineering, Chemistry, or Materials Science, plus native German or French.

Lead new client acquisition and retention in the International Private Bank. Advise on investments, banking, and trust services to deliver complete wealth management solutions. Requires Private Banking experience with high net worth individuals.

Support administrative operations and recruitment activities for a regional team. Provide administrative support, maintain personnel records, coordinate meetings and onboarding processes. Assist with candidate sourcing, CV screenings, and interview scheduling.

Manage a defined construction package for a large data center project, covering scopes like CSA, fit-out, or MEP. Requires 5+ years managing packages on large construction projects.

Senior Maintenance Engineer responsible for peak performance of material handling equipment. Duties include troubleshooting electrical/mechanical issues, preventive maintenance, and implementing improvements. Requires 4+ years of technical experience.

Support Account Managers with sales activities, quotation, contract preparation, and order management. This role requires sales support or office administration experience, MS Office proficiency, and strong communication skills.

Marketing Manager to execute the DACH and BENELUX marketing strategy. Drive MQLs from schools, raise awareness of non-attendance, and position the AV1 robot as a solution. Requires B2B tech marketing knowledge and German/English fluency.

Data Centre Project Planner needed for major hyperscale and mission-critical construction projects across Europe. Responsibilities include developing and maintaining project programmes using Primavera P6, monitoring progress, and managing risks. Must have data centre experience.

Conduct consulting projects in the space industry across the value chain. Design operational workflows and develop top-line strategies for market entry and new business models. Requires an above-average Master's degree and relevant professional experience.

Research Assistant in Digital Security at the University of Passau. Responsibilities include independent cybersecurity research, contributing to projects like digital forensics and intrusion detection, and supporting teaching. Requires a Master's in a related field and strong programming skills.

Accountant Trade Invoicing Services role requires 2-5 years in AR, Invoicing, or Supply Chain. Responsibilities include SAP support, E2E monitoring, and process development. Formal training in Business/Accounting is required.

Senior Software Engineer to design, build, and ship product features end-to-end. Proficient in TypeScript, React, and Node.js. Experience with web application development and ownership of features from idea to deployment.

Senior AI Software Engineer to design and develop cloud-native web applications with AI-powered features. Requires full-stack experience (React/Angular, Java/Spring Boot or Python), cloud knowledge (Kubernetes, Terraform), and AI integration skills.

Battery Maintenance Technician executes repair, testing, and self-inspection tasks following SOPs. Responsibilities include equipment maintenance, quality assurance, and process improvement collaboration. English proficiency is required.