freelance English-speaking jobs in Bielefeld

Accountant (50%) sought for a dynamic, local company. Responsibilities include accounts payable/receivable, expense reports, VAT returns, and quarterly/annual closures. Must be bilingual, proficient in an ERP system (Business Central, SAP), and seeking a long-term part-time position.

Leads regulatory strategy and compliance for Sirio's European food supplement business, ensuring products meet EU and UK requirements. Provides expert guidance to internal teams and customers, anticipates regulatory changes, and represents Sirio in regulatory bodies.

Provide customer support via phone, email, and chat for Dutch-speaking customers. Process orders, manage accounts, and handle returns and exchanges.

Business Continuity and Information Security Manager responsible for establishing and implementing a BCMS and ISMS. Requires experience implementing ISMS, knowledge of BCM processes, and strong communication skills.

Customer Service Specialist will drive key service processes, ensuring agents deliver a premium customer experience. Responsibilities include spare parts forecasting, stock monitoring, order accuracy, and supporting agents with product queries.

Project Manager to develop and execute project strategies, lead multi-disciplinary teams, and manage project lifecycles. Requires a Bachelor's degree in a relevant field and 3+ years of experience. Fluency in English is required.

Clinical Account Manager for robotic systems, supporting post-installation utilization and clinical adoption. Develop sales plans, expand robotic programs, and drive system adoption through training and presentations. Requires 3+ years of sales experience, healthcare knowledge, and fluency in English and German.

Program Manager / PhD (m/f/x) - Student & Scientist Programs will inspire founders, run programs, shape learning, and bridge worlds within HPI Engine's entrepreneurship ecosystem.

Service technician for the maintenance and repair of high and low voltage equipment on HVDC platforms and converter stations. Documentation of activities and supervision of contracted service providers. Requires a completed apprenticeship as an electronics technician and fluency in German and English. Willingness to travel extensively.

Experienced Security Architect / Cyber Security Specialist needed for security-critical product development. Focus on security architecture, risk analysis, regulatory compliance, and certification in automotive, marine, and defense sectors. Must have strong experience with BSI IT-Grundschutz, ISO 27001, and NIS-2. Fluent German required.

Experienced Vice President to join Investment Banking team in Frankfurt. Lead execution of M&A, leveraged finance, and structured financings. Manage transactions, prepare client materials, and develop client relationships.

EU Conference Production Coordinator supports the development and execution of industry-focused summits. Responsibilities include agenda building, speaker recruitment, onsite execution, and speaker liaison. Requires a university degree, exceptional research and writing skills, and strong business acumen.

Senior People Partner to drive Helsing's People agenda for business units in Germany. Lead performance management, organizational design, and leadership development. Partner with senior leaders to translate mission and performance expectations into practical people decisions.

PhD student conducting in vivo and in vitro experiments in cardiovascular biology. Experience in molecular biology, cell culture, and small animal models required.

Product Manager to lead new product development projects from concept to launch within a fast-growing FMCG business. Translate consumer needs and market insights into compelling product concepts and work cross-functionally to bring them to life.

Geopolitical Analyst/Advisor provides expert insights and advice on German and EU policies, focusing on foreign and trade policy, economic security.

Develop advanced equipment software using C# within a SECS/GEM framework. Collaborate with customers on interface optimization and adjustments. Provide technical support and resolve issues. Contribute to innovative software concepts and manage version control.

Seasonal workers are needed for support activities on production lines, sorting, packaging, and general production area support.

The GKD Recklinghausen Zweckverband seeks a Consultant to design and implement digital scanning and workflow processes. The role involves analyzing processes, implementing them in the Tungsten TotalAgility platform, and providing second-level support to customers.

Operations Research Engineer needed to design, test, and enhance optimization models and algorithms for network planning. Requires 2+ years of experience implementing optimization models or metaheuristic algorithms using Python and a deep understanding of operations research models and algorithms.