114 English-speaking jobs in Cologne

Are you looking for a profitable scale-up that offers you long-term prospects and a disruptive business model with a growth-oriented corporate culture? Do you also want to grow beyond the usual standards, bring your own initiative and appreciate actively shaping topics? Then yoummday is the right place for you!

Lead a team of 5 engineers on business-critical payment systems, including POS acceptance. Drive technical excellence, strengthen engineering practices, and collaborate across teams to deliver reliable outcomes.

Thesis research on operator fatigue assessment for adaptive automation in Air Traffic Control. Tasks include literature review on fatigue detection, analyzing objective/subjective measures, and potential empirical study or prototype implementation.

Application Support Specialist needed to answer support tickets, reproduce issues, and test fixes for custom business applications. Requires IT/commercial training or related degree, and experience with a ticket system and basic SQL.

Global Head of Underwriting Management for Aerospace & PRCB. This role builds technical underwriting strategy, coordinates operational initiatives, and drives profitability insights for global aerospace products. Requires strong leadership and underwriting knowledge.

Senior Ruby on Rails Engineer needed for an AI technology company. This hands-on role involves designing, building, and scaling backend applications. Requires 5+ years of experience and comfort with NSFW content.

PhD student sought to develop methods and data analysis strategies for GHz speckle techniques at European XFEL. Requires a Master's in physics and experience in scientific programming.

Build and shape the Marketplace Data Analytics & Operational Excellence capability. Develop a multidisciplinary team, create data vision, and turn insights into scalable improvements using SQL, Power BI, Python, and AI tools.

Experienced Salesforce Business Analyst needed for a digital transformation in telecom. Focus on customer lifecycle and MACD processes within Salesforce Service Cloud. Requires strong BA skills and industry knowledge.

Develop AI-powered products by turning expertise into reusable technology assets. Lead AI/GenAI product direction, define MVPs, and manage cross-functional execution with partners. Requires 7+ years of product leadership experience.

Senior DevOps Engineer to design and operate Azure infrastructure using Terraform. Own IaC architecture, build CI/CD pipelines, and secure Azure environments. Lead production incident management.

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

Manage small to medium development projects end-to-end. Requires a technical degree and at least 2 years of project management experience, ideally in high-tech or semiconductor manufacturing.

Senior Expert drives electrical power system engineering and develops mathematical solvers for grid models. This role involves shaping models for asymmetric grid structures and evolving backend, frontend, and data workflows. Requires deep electrical engineering knowledge and 5+ years of programming experience in Python.

Underwrite risks in Property, Energy, and Engineering lines, structuring non-proportional reinsurance solutions. Develop facultative program concepts and manage client relationships while contributing to portfolio growth. Requires relevant degree and strong analytical skills.

Sales Stylist in part-time role. Create genuine customer connections and deliver exceptional 1:1 service. Share styling advice, support store operations, and maintain visual merchandising standards to achieve sales goals.

HIMA Group seeks a Sr. Manager Mechatronics to join their global team providing safety-related automation solutions for process and rail industries. This role involves contributing to the development of reliable and sustainable safety technology.

Senior Inhouse Consultant for Dynamics D365FO. Build clean, maintainable internal solutions by challenging requirements and leveraging D365FO standard functionality. Requires D365 Finance & Operations experience and strong stakeholder management.

Experienced SAP EWM Consultant needed to support a large-scale S/4HANA transformation. This role involves designing and delivering warehouse management solutions, optimizing logistics, and collaborating with cross-functional teams.

Manage complex website and retainer projects for B2B SaaS clients. This role combines project management, client strategy, operations, and marketing thinking. Requires strategic thinking, clear communication, and high ownership.