freelance English-speaking jobs in Bielefeld

Experienced business leaders with entrepreneurial drive are sought to join a trusted business consulting network as Managing Directors. Partners will lead and grow their own firms in North and East Germany, supporting SMEs in achieving growth and profitability.

Define, optimize, and integrate end-to-end financial processes within SAP S/4HANA Finance. Lead the integration with peripheral systems and ensure data integrity across Finance, Group Accounting, Treasury, and IT. Responsible for user acceptance testing, training, and rollout of new financial functionalities. Ensure compliance with internal controls, statutory requirements, and accounting standards.

As Head of IT, you will own and improve the company's corporate IT environment, leading internal IT operations across service management, workplace technology, user access, and vendor management. You will ensure core IT services are reliable, scalable, and well governed, while balancing user experience, security, innovation, and cost. You will also drive adoption of AI tools and establish guardrails for secure, compliant, and responsible use.

Engineer IT/OT Systems ensures stable, secure, and connected IT/OT systems in a manufacturing environment. Collaborates with production teams to solve connectivity issues, support applications, and contribute to IT/OT infrastructure development.

Solora seeks a Chief Commercial Officer to develop and implement commercial strategy across all business lines and countries. The CCO will lead and coach commercial teams, structure commercial processes, and drive revenue growth.

Experienced Logistics Manager needed for a flagship data center development in Massen, Germany. Plan, coordinate, and manage all site logistics activities to ensure project delivery. Manage deliveries, access routes, storage, and material flow. Liaise with subcontractors, suppliers, and senior management.

Test and verify new ERP developments, including functionalities and integrations. Prepare and execute functional, performance, and user acceptance tests. Develop and implement QA procedures and testing standards for Microsoft Dynamics Business Central.

Package handler responsible for sorting, scanning, loading, and unloading packages in a fast-paced environment. Must follow health and safety regulations and support team members.

Home Language Tutor to support Russian-speaking students (ages 3-12) in a Primary School setting. Work directly with students under the guidance of qualified teachers to nurture native language skills and cultural identity. Must be native-level fluent in Russian and highly proficient in English. Proven experience working with children in an educational or childcare setting is required.

Manages the global website tailored for a publicly listed company, developing and implementing a global website strategy, including structure, branding, and content. Coordinates implementation across the internal website ecosystem and ensures consistent, compliant, and high-quality content.

Working Student Social Media Producer will create and publish content across various platforms, including blog posts, LinkedIn articles, Instagram posts, and TikTok. Responsibilities include translating ideas into visually strong formats, analyzing social media metrics, and refining content strategies. Must be a current student in communications, marketing, media, design, or a related field with a passion for social media and strong visual taste. Native-level English fluency is required.

Responsible for group and annual financial statement preparation and consolidation, including interim reports. Leads management of group participations and ensures compliance with accounting policies. Drives process improvement and oversees consolidation software systems.

The European Institute of Policy Research and Human Rights seeks Junior Research Fellows to develop research skills and contribute to policy-oriented publications. Fellows will learn a structured methodology for drafting research papers in approved areas and receive mentorship.

Senior Software Architect leads projects from technical estimation through implementation and deployment. Develops technical strategies, consults with clients, and utilizes modern tooling to build and deploy cloud applications. Requires 5+ years of experience in building digital products, including 2+ years in a leading architectural or technical consulting role.

Assists with planning, designing, and evaluating global employee onboarding. Maintains the Learning Management System and supports the implementation of learning strategies. Monitors and evaluates the effectiveness of onboarding and training initiatives.

Head of Engineering will define backend architecture standards and technical directions for agency projects. Oversee middleware orchestration, data & orders, integrations, and logistics. Lead technical recruitment and mentor Lead Developers and DevOps Engineers. Expert PHP (Laravel), architectural design, AWS, and infrastructure experience required.

Support ongoing mechanical automotive projects, modify 3D CAD models, perform structural analyses, and interpret simulation results. Design and implement AI-assisted workflows.

Represent Terumo products and technologies in Thuringia & Saxony-Anhalt. Lead account management for the Peripheral Interventions portfolio, manage administrative tasks, and drive strategic development in your territory. Build and maintain networks, participate in events, and address customer concerns.

Junior Commercial & Billing Manager (f/m/d) needed for a 2-year fixed-term contract. The role involves preparatory accounting tasks, data maintenance for billing, spreadsheet management, client reporting, and dunning. Requires proficiency in MS Office or Google Workspace, strong analytical and communication skills, and experience in a comparable role.

Sales Representative to drive new client acquisition globally for a Fintech and Trading Technology firm. Focus on educating entrepreneurs and traders on SaaS solutions for launching prop firms. Minimum 2+ years of sales experience in dynamic industries like SaaS, Fintech, or iGaming required.