300 English-speaking jobs in Cologne

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.

Develop cutting-edge technology and design scalable backend solutions for Kaufland Marketplaces. You will own end-to-end feature development, from design and coding to testing, deployment, and monitoring. Collaborate with stakeholders and other engineers to achieve common goals. Contribute to the evolution of development processes and explore new tools and technologies. Write clean, maintainable, and high-performance code while adhering to best practices. Mentor junior engineers in pair programming sessions.

Design and execute test cases for LLM-based agents, simulating human workflows and defining gold-standard behavior. Analyze agent performance, iterate on test scenarios, and ensure reusability.

As Chief of Staff to the CEO, you will act as a strategic and operational partner, supporting long-term corporate strategy, annual planning, and execution of key priorities. You will prepare strategic analyses, briefings, and presentations, and support and strengthen stakeholder management across the organization.

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.

Lead a team of IT Application Managers providing support for finance applications. Ensure stable operation of finance systems (e.g., SAP, Lucanet, TravelPerk) and payment service providers. Translate business requirements into technical solutions and drive IT projects.

IU International University seeks a part-time professor (m/f/d) for Computer Science, limited to 2 years, starting October 1st, 2026. Responsibilities include teaching on-campus lectures, supervising students, and contributing to the development of teaching formats. Applicants must have a doctoral degree in Computer Science or a related field, at least five years of work experience (including three years outside academia), and proficiency in English (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.

Leads the SAP landscape and end-to-end business processes for a globally recognized company undergoing a significant S/4HANA implementation.

Senior leaders, CXOs, and HR experts from Europe are invited to collaborate on shaping the future of workplace vitality.

Data Scientist with expertise in European general insurance markets will develop predictive models, conduct data science reviews, and collaborate on innovative solutions for insurers and intermediaries.

Lead product management strategy for the Food & Nutrition portfolio, driving innovation and commercial success. Manage full product lifecycle, from concept to launch and optimization.

Leads organizational change management for a large-scale SAP HR/Finance transformation. Develops and executes communication, training, and engagement plans to drive adoption of SAP S/4HANA and SuccessFactors. Collaborates with stakeholders across multiple countries to secure buy-in and ensure business readiness.

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 efficiently by e-scooter or e-bike, providing exceptional customer service and exceeding delivery targets. Must be at least 18 years old, possess a valid work permit and driving license, and speak English or German.

Designs, implements, and maintains cloud-based infrastructure for the AI Platform, focusing on reliability, security, and scalability. Provides technical leadership in cloud infrastructure, networking, CI/CD, and security for AI and MLOps workloads. Collaborates with Data Scientists, ML Engineers, and Product Teams to ensure seamless model deployment and operational efficiency.

Product Manager for electric-acoustic solutions and related objective measures. End-to-end product lifecycle management, including requirements gathering, development support, launch activities, and in-life management. Delivery of presentations and training, and representation of the company at conferences and workshops.

Lead the development of Bitpanda's DeFi Wallet, a smart, non-custodial wallet for seamless and secure access to the decentralized world. Manage a team of 8 across web, mobile, backend, and blockchain domains. Define and deliver the wallet's technical roadmap, including account abstraction, secure key management, cross-chain interoperability, and dApp integrations. Collaborate with Product, Design, and Security to translate vision into scalable, compliant, and elegant technical solutions. Stay current on DeFi, smart contract standards, and new blockchain protocols.

Fullstack .NET Developer to design, develop, and maintain web applications using C# and .NET Core. Experience with Blazor, Azure Web Services, and front-end/back-end integration required.