55 English-speaking jobs in Cologne

Postdoctoral researcher to investigate the biophysical properties of sperm-specific ion channels and their role in sperm function. Requires a PhD in a relevant life science field and experience with patch-clamp recordings.

Postdoctoral researcher position in the Department of Dermatology focusing on a research project on nanocarrier-based functional analysis of myeloid cells in inflammatory and autoimmune skin diseases.

Deliver a variety of fitness and wellbeing sessions, including Aqua, Yoga, Pilates, and exercise to music, to guests of all ages and nationalities. Plan and deliver daytime activities and entertainment. Engage with guests and ensure a high standard of safety and service.

As a team, we give our all to make our customers' small and large projects possible. Many bright minds stand together here and experience the ALL IS POSSIBLE spirit. Join us!

The Offshore Operations Manager oversees all operational and survey-related decisions for offshore projects involving uncrewed platforms. Responsibilities include leading survey missions, supervising the Remote Operations Center, coordinating with onshore and vessel teams, and ensuring compliance with project requirements and company procedures.

The Max Planck Institute for the Study of Societies offers doctoral positions in economic sociology and political economy through the International Max Planck Research School on the Social and Political Constitution of the Economy.

The Max Planck Institute for the Study of Societies offers doctoral positions in economic sociology and political economy through the International Max Planck Research School on the Social and Political Constitution of the Economy.

Technical Purchaser (m/f/d) Composite needed for motorsport team in Cologne. Develop and execute purchasing strategies, evaluate suppliers, and manage the buying process for motorsport components.

Supports the design and establishment of a global master data framework. Works with stakeholders to coordinate data needs and create data models. Ensures proper implementation of data across systems and solves operational issues.

ISCC is seeking a Software Engineer – Full Stack to design, develop, and maintain full-stack applications, web services, and REST APIs. Responsibilities include implementing and integrating applications with external systems, automating workflows, and creating technical documentation. The ideal candidate will have a university degree in computer science or a related field, at least 2 years of experience as a full-stack software engineer, and strong proficiency in Go, JavaScript/TypeScript, and Python.

Experienced GPU Software Engineer sought for energy sector project. Focus on porting and optimizing power flow calculations to NVIDIA GPUs using CUDA, cuBLAS, cuSOLVER, and related tools. Requires strong CUDA development, numerical linear algebra, and GPU-accelerated library experience.

IU International University seeks a part-time Professor of Computer Science for its Köln campus starting October 1st, 2026. Responsibilities include teaching on-site lectures and supervising student exams and theses. Candidates must have a PhD in Computer Science or a related field, five years of work experience including three outside academia, and English language skills at C1 level.

Guest Environment Experts maintain the appearance and cleanliness of the hotel, ensuring a great guest experience. Responsibilities include cleaning rooms and public spaces, delivering guest requests, and stocking carts.

Develop, maintain, and improve ISCC certification schemes for Sustainable Aviation Fuels (SAF) and Alternative Marine Fuels. Monitor and assess aviation and maritime regulatory frameworks and their implications for ISCC certification. Design and implement certification frameworks to ensure regulatory alignment and scheme integrity.

The Operations Manager ensures smooth hotel operations, maximizing guest satisfaction and comfort. Responsibilities include managing departments, implementing strategies to achieve key metrics, and overseeing the budget and business plan. The ideal candidate has proven experience in hotel operations, strong leadership skills, and a commitment to exceptional guest service.

Technical Purchaser (m/f/d) Composite will develop and execute purchasing strategies, evaluate suppliers, and manage the buying process for motorsport components.

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 high level of customer service and consistently meet delivery targets. Must be at least 18 years old, possess a valid work permit and driving license, and speak English or German.

Own the lifecycle of N26's public cloud infrastructure, focusing on third-party tools, AI services, and integrations. Drive operational efficiency through automation and scripting.

The Engineering Manager for Screening & Risk Services will lead the development and maintenance of Bitpanda's back-end risk infrastructure. This role involves defining technical roadmaps, leading and growing a team, and collaborating with stakeholders to ensure risk-detection logic remains effective and aligned with regulatory requirements.