66 English-speaking jobs in Cologne

Senior Machine Learning Expert to design, build, and optimize large-scale machine learning systems for identity verification products. Collaborate with ML scientists, engineers, and product stakeholders to productionize AI models. Develop scalable Python-based backend services and microservices architectures.

Software Development Manager to lead a team and own the technical architecture of AI-powered software products, including LLM integration, RAG systems, and scalable backend design. Requires 5+ years of experience in software architecture and AI development, with expertise in system design, scalable architectures, and leading development teams.

Build and improve digital learning solutions for e-mobility products. Integrate learning tools with systems like ERP, CRM, and collaboration platforms. Develop in-app learning experiences and automated knowledge sharing methods.

Build and improve digital learning solutions for e-mobility products. Integrate learning tools with systems like ERP and CRM. Create in-app learning experiences and automate knowledge sharing.

Leads sales initiatives for UPS Healthcare's HealthTech product in Europe. Develops and implements sales strategies to secure new revenue. Collaborates with sales teams and operations to achieve targets.

The Cadillac Formula 1® Team seeks a Model Technician to produce, assemble, and deliver high-precision aerodynamic components for the Wind Tunnel Model. Responsibilities include completing geometry changes, ensuring parts are fitted accurately, and supporting model design engineers. The ideal candidate has experience in model-making in a high-level motorsport environment and a strong understanding of mechanical installations and assemblies.

🚀 Sales Development Representative 📍 Cologne | Full-time | Office-first Team Our Sales Development team is the starting point of SumUp's sales journey, creating opportunities that help thousands of small businesses discover smarter payment solutions.

Senior Product Manager to own a core area of the ATS, define vision, roadmap, and drive execution. 5+ years of B2B SaaS product management experience with a track record of shipping AI-powered features. Lead cross-functional teams, collaborate with stakeholders, and drive customer impact.

Coordinates and performs measurements of superconducting coils at the SUNDAE1 facility. Maintains and upgrades the SUNDAE1 facility, including defining technical specifications for new components. Prepares, reviews, and updates risk assessments.

European XFEL seeks a Scientist to operate and develop a photoelectron spectroscopy setup, including ARPES and PEEM. The role involves supporting users in sample preparation and characterization techniques, collaborating on scientific projects, and occasional shift work. A PhD in Physics or Chemistry or a related field and expertise in photoelectron spectroscopy and electron microscopy are required.

Design, develop, and commission ultra-precision mechanical systems for the XFELO project. Perform computer-aided engineering tasks, including design optimization and structural analysis.

DevOps Expert needed for 6-month project with potential extension. Responsibilities include analyzing and managing CI/CD structures, migrating software repositories from Git/Gerrit to GitLab, and creating technical documentation. Requires experience with Jenkins, Python, GitLab, Terraform or openTofu, and build/deployment pipelines.

IU International University seeks a part-time professor (m/f/d) for Operations Research, initially for 2 years, starting October 1st, 2026. The professor will teach on-campus lectures, supervise students, and contribute to the development of teaching formats. Applicants must have a doctoral degree in Operations Research or a related field, at least five years of work experience (including three years outside academia), and English language skills at C1 level.

Working student supports mechanical design, system assembly, and component procurement. Must be enrolled in a relevant program and have a structured, hands-on approach. CAD experience and fluency in English are required.

Support founders in fundraising, partnerships, and go-to-market strategy. Conduct market, competitor, and technology research. Prepare investor materials, presentations, and external communications. Drive operational execution and process optimization.

Lead and develop a large Accounts Payable organization, ensuring efficient and scalable operations. Drive process improvements, automation, and system usage in a complex, high-volume environment. Collaborate with stakeholders across Finance, Procurement, and other departments.

Deliver groceries to customers efficiently by e-scooter or e-bike. Meet and exceed delivery targets while providing exceptional customer service. Earn at least €13.90 per hour plus tips.

Deliver groceries to customers efficiently by e-scooter or e-bike. Maintain a focus on delivery targets and exceed them. Earn at least €13.90 per hour plus tips.

Deliver groceries to customers efficiently by e-scooter or e-bike. Meet and exceed delivery targets while providing exceptional customer service.

Deliver groceries to customers efficiently by e-scooter or e-bike. Meet and exceed delivery targets while providing exceptional customer service. Must be at least 18 years old with a valid work permit, driving license, and smartphone with mobile data access.