291 English-speaking jobs in Cologne

Design and build scalable SaaS products within our AI Lab. Develop and maintain data architecture for high-volume, high-throughput applications. Drive faster ML delivery by building robust MLOps foundations. Accelerate AI product development by operationalizing LLMs. Increase engineering velocity and system reliability by developing CI/CD pipelines.

Senior DevOps Engineer to manage and optimize cloud infrastructure. Experience with Microsoft Azure, Infrastructure-as-Code (IaC), and CI/CD pipelines is required. Responsibilities include pipeline orchestration, infrastructure management, deployment support, and operational excellence.

The HR Manager DACH shapes and delivers people strategies to support business performance and organizational objectives. This senior HR leadership role partners with business leaders, aligns people priorities with enterprise strategy, and ensures consistent application of HR policies. The position provides strategic and operational HR leadership across the employee lifecycle and plays a critical role in organizational design, workforce planning, talent management, and succession planning.

Senior Expert in Product Development will lead transformational change initiatives for automotive clients, focusing on full-vehicle architecture, efficiency, cost optimization, and EVs/CASE technologies.

Drive digital growth and manage e-commerce projects for a leading B2B specialist. Collaborate internationally, lead teams, and build e-commerce communities.

MongoDB is seeking experienced technologists to join its Pre-Sales organization as Solution Architects. You will guide customers in designing and building reliable, scalable systems using MongoDB's data platform. Responsibilities include designing architectures, advising customers on optimization strategies, collaborating with sales teams, and driving account success.

Java Technical Lead to architect and lead a backend team of two Senior Developers. Expertise in Java 17/21, Spring Boot 3.x, REST/SOAP, and security principles required. Responsibilities include API design, technical quality assurance, and cross-team collaboration.

Develop innovative approaches to analyze unstructured customer data using AI technologies like Generative AI and NLP. Create and maintain an insights repository to drive data-driven CX decisions. Collaborate with Market Research, Data Analytics, and Voice of Customer teams.

Senior Legal Counsel provides strategic legal advice, focusing on regulatory compliance, data protection, and AI law. Collaborates with product, engineering, and commercial teams to ensure compliance in AI products. Monitors and interprets new legislation, advises on impact, and supports implementation. Contributes to DeepL's long-term regulatory strategy and provides legal training. Requires a fully qualified lawyer with 5+ years of experience in regulatory compliance, data protection, and other key regulatory domains. Proven ability to partner with cross-functional teams and translate complex legal requirements. Excellent written and verbal communication skills in English.

Leads portfolio governance, project management standards, and strategic initiatives. Conducts market, competitive, and performance analyses to inform business decisions. Develops business cases and innovative concepts to enhance organizational efficiency. Facilitates executive workshops and contributes to the strategic roadmap process. Manages a team of project managers and reports to the Chief of Staff.

Develop sustainable software solutions for the European energy transition. You will develop applications for electricity traders to utilize flexible assets in the most profitable way.

Freelance recruiter needed to source and place multilingual candidates, primarily in the BPO field. Must be proficient in English and at least one additional European language. Experience with international recruitment and a strong network are essential. Commission-based compensation.

Senior Backend Engineer will contribute to growing and scaling critical merchant-facing products like Payment Links, Virtual Terminal, and Unified Gift Cards. Responsibilities include implementing new features, optimizing application performance, and participating in code reviews. Requires 5+ years of experience in backend engineering with Golang and strong understanding of system architecture, design principles, and API design.

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.

Full-time hotel apprenticeship starting August 2026 at Marriott Ku00f6ln.

Prepare ingredients, cook food according to recipes and quality standards, and maintain a clean and sanitary kitchen environment. Operate kitchen equipment and ensure food safety.

Guest Experience Experts provide a wide range of services to guide guests throughout their stay. They process operational needs, address guest requests, complete reports, and share local area highlights.

Develop, test, and administer virtual telemetry data processing systems for space experiments. Implement and test virtual client-server architectures for mission networks. Troubleshoot and resolve network issues. Provide IT support for local computers.

Leads regional sales strategy for bioprocessing consumables, reagents, equipment, and software, driving revenue growth and market share expansion. Manages a team of Business Development Managers, Account Managers, and Subject Matter Experts. Develops and executes sales plans, identifies new market opportunities, and manages key customer relationships.

Experienced Software Developer to design, develop, and maintain applications for a learning platform. Responsibilities include full-stack development, performance optimization, and collaboration with cross-functional teams. Requires proficiency in modern technologies such as React, NodeJS, TypeScript, and AWS cloud infrastructure. Excellent communication and teamwork skills are essential.