freelance English-speaking jobs in Bielefeld

Application Security Engineer needed to support the development and rollout of application security roadmap. Collaborate with development and operations teams to enforce security practices and provide guidance throughout the software development lifecycle.

Project Manager for international marine projects. Manages interfaces between stakeholders, oversees project execution, and analyzes company processes. Requires a master's degree, project management certification, and several years of experience in senior project management roles, ideally in the defense sector.

Design and execute international digital campaigns for the MINI brand across Europe. Provide operational consulting and guidance to local markets. Manage agencies to deliver campaign results and collaborate with cross-functional teams.

Account Development professional to drive sales growth in Southern Germany, Switzerland, Austria, and Italy. Manage customer relationships, generate business opportunities, and ensure customer satisfaction. Requires proven sales experience, technical understanding, and fluency in German and English.

Manages and develops relationships with key retail partners in Germany, driving growth and improving business performance. Identifies focus areas and collaborates with partners to enhance the customer experience.

Senior IT Support Engineer providing end-user support for hardware, software, and networking issues. Troubleshoots technical problems, configures systems, and documents resolutions. Collaborates with internal teams and external vendors.

German HCM Payroll Implementation Consultant needed for 12-month project (plus extension). Must have experience implementing HCM PY systems, including SAP HR PY, and be fluent in German and English.

Business Development Manager for the DACH region, driving new business and managing existing client relationships. Position requires experience selling SaaS solutions, understanding public sector procurement, and a strong network within the healthcare ecosystem.

As International Accounts After Sales Manager, you will act as a strategic partner to key accounts, ensuring high service performance and driving excellence in aftersales. You will analyze fleet data, conduct business reviews, and support the implementation of service programs. Extensive travel is required.

FairWind seeks an HSEQ Manager NCE to lead and develop the regional HSEQ team, drive safety performance, and ensure compliance with standards. The role involves providing expert guidance, supporting operational teams, and implementing global and regional HSEQ strategies.

A postdoctoral researcher is sought to advance in situ μCT experiments at PETRA III, focusing on the fatigue of magnesium-based implants. Responsibilities include improving the tensile testing setup, enhancing tomographic reconstruction methods, and implementing a multimodal measurement workflow.

As Head of Credit DACH, you will lead the Credit Department, manage risk management and credit underwriting processes, and collaborate with senior decision-makers and stakeholders. You will review and approve credit applications, balance commercial opportunities with risk appetite, and implement policies and operational workflows.

Develop new serverless services in TypeScript on AWS, contribute to the GraphQL API, and modernize existing Java services. Analyze, expand, and optimize Java code, migrating it to TypeScript. Ensure the operation, monitoring, quality, and stability of services. Collaborate with team members and other IT units.

The Central Laboratory Specialist FG (f/d/m) performs quality control, including sampling and testing of materials. Responsibilities include conducting laboratory tests, documenting results, and ensuring compliance with quality management systems. The role requires proficiency in laboratory techniques, quality processes, and technical documentation.

Senior Facilities Procurement Manager needed for a global hospitality company. Responsible for hard and soft FM procurement across Northern Europe. Collaborates with regional category managers, site operations, and finance to ensure supply chain performance and cost savings. Requires 10+ years of experience in facilities management and real estate procurement, fluency in English and German, and experience with ERP systems.

Provides HR support and payroll administration for employees across Germany, the Netherlands, Switzerland, and Romania. Manages employee records, benefits, and onboarding/offboarding processes. Supports payroll processing, data input, and vendor coordination.

Lead and manage a team of engineers in developing and delivering high-quality software solutions. Guide cross-functional and distributed teams to deliver results within tight deadlines. Foster a culture of mentoring, innovation, and skill development.

Build production-grade AI applications and LLM pipelines using Python, FastAPI, and tools like OpenAI SDK, LangChain, and LangGraph.

Edit high-quality video formats for social media, internal communication, and global campaigns. Handle interviews and corporate formats, including color grading and audio processing. Support AI video experiments and integrate tools like NanoBanana, Weavy, Freepik, and Veo 3.

Solution Consultant specializing in Data & Process Integration Services and Master Data Management. Provides data endpoints, consults on data quality, and supports business applications. Requires a degree in a related field, 5+ years of data management experience, and fluency in English and German.