javascript English-speaking jobs in Bielefeld

Principal Software Engineer to build secure, reliable AI capabilities. Own AI features end-to-end, designing and coding production software, including agentic systems. Requires 7+ years of experience and proficiency in Python and a product language.

Postdoctoral Researcher to develop a transferable AI system for high-resolution urban air quality prediction. The role combines physics-based chemistry transport models with probabilistic deep learning methods for NO2, PM2.5, and UFP prediction.

Director Sales (EMEA) drives growth by developing account strategies and building executive relationships. This role requires significant experience in semiconductor sales, business development, and securing complex customer engagements.

Supply Chain Planner responsible for monitoring delivery schedules, managing excess stock, and driving expediting during shortages. Plans and tracks market promotions. Requires commercial vocational training/degree and experience with MRP systems and SAP.

Head of Finance CHC Germany leads strategic and operational financial planning for the CHC business. Responsibilities include business analysis, M&A oversight, management reporting, and driving digitalization. Requires 10+ years in senior finance roles.

Lead operational execution for a national grocery retail digitization program across 7,000+ stores. Manage field delivery, capacity scaling, and quality control. Requires proven program management and technical operations leadership. Native German proficiency is essential.

Lead PHP Software Engineer to design and deliver a resilient indexing pipeline and scalable search platform services. Responsibilities include optimizing SQL, managing Elasticsearch, and resolving complex data synchronization challenges. Requires 5+ years of PHP experience and strong backend skills.

Senior Finance and Consolidation Expert needed for an international client. Oversee monthly, quarterly, and annual consolidation, analyze financial results, and provide business insights. Requires fluent German and English, plus expertise in Group Consolidation and reporting.

Senior Information Security Manager to drive the security roadmap, architect solutions, and mitigate risks in a fast-growing tech startup. Requires 3+ years of experience, cloud security knowledge (AWS), and fluency in English and German.

Project Engineer supporting global clients with system design, project management, and support for advanced AV, IT, communications, and security systems. Requires a technical background in IT, AV, Telecommunications, or Electrical Engineering.

Technical Director for Events is responsible for the technical direction, planning, and execution of complex events and installations. Requires 5+ years in technical production, expertise in lighting/AV systems, and strong team leadership.

Vice President, Software Engineer to build scalable systems for private markets data. This role combines hands-on technical leadership with people management, architecting solutions for AI/ML use cases.

Solution Architect to be the technical partner for Tier-1 banking and fintech clients. Design end-to-end solutions for AI-driven AML and fraud detection. Requires native German and professional English fluency.

Warehouse Workers needed. Duties include unloading, lifting, scanning, and sorting products. Must be 18+, able to stand/walk for long periods, and speak basic German or English.

Formulation Coordinator to support new product development and optimization of health and nutrition products. Responsibilities include formulation improvement, documentation, and regulatory compliance. Requires a degree in a related scientific field and fluency in German and English.

Strategic Employee Relations & HR Manager needed to advise leaders and manage ER cases within JD.COM's German operations. Requires 5+ years in HR/ER in Germany, expertise in German labor law, and experience with employee transfers.

Director, Product to define and execute product strategy within the adtech market. Requires 5+ years in senior leadership in Adtech/Martech, strong financial literacy, and deep technical knowledge of programmatic infrastructure.

Lead an engineering team focused on aerospace test solutions, driving delivery and operational excellence. Requires a graduate degree in a relevant field and 8+ years leading engineering or project teams.

Define and execute the global strategy for blade manufacturing technologies and process innovation. Lead international teams to industrialize new blade technologies for safe, scalable production. Requires a Master's degree and 15+ years of relevant leadership experience.

Lead and develop a sizeable German payroll operation, ensuring accurate and compliant payroll services. Manage a team of 24 employees and two Team Leads, driving performance and continuous improvement. Lead payroll technology transformation initiatives, including system migrations and process optimization.