java English-speaking jobs in Dortmund

Machine Learning Engineer to develop and optimize AI models for autonomous driving. Requires MSc/PhD in Computer Science, Robotics, or equivalent experience with TensorFlow or PyTorch, C++, and Python.

The Project Coordinator – Market Expansion will coordinate and support projects related to opening new business operations in new countries. The role requires close collaboration with internal departments to ensure workflows, processes, and guidelines are followed. The Project Coordinator will also develop expertise in the company's sales system and support its correct setup and usage during new market openings.

Intern in the CEO Office will work on international expansion, process automation, and operational excellence initiatives. Must have completed two internships in a fast-paced environment and be solution-oriented.

Lead and mentor a team of test engineers, ensuring product quality, test strategy, and process compliance for software and systems testing in the electric vehicle and energy storage sectors.

Office Manager needed for a busy international investment firm in Frankfurt. Manage daily operations, facilities, and provide support to a team of assistants. Requires 5-10 years of experience in office management, strong organizational skills, and fluency in German and English.

Urban Planner needed for a German Architectural and Engineering consultancy. Support planning and development of complex technical sites, particularly data centers. Collaborate with internal and external stakeholders on site evaluation, concept development, and planning approvals.

Lead a team of Partnership Sales Managers to achieve ambitious growth targets. Coach, motivate, and drive the team to build and convert opportunities, closing high-value deals to expand the IWG network. Employ a dynamic approach to business development, tailoring it to partners' needs. Source ambitious partners and ensure the team is highly motivated.

The GFZ is seeking a senior scientist to lead its Secondary Ion Mass Spectrometry (SIMS) user facility. Responsibilities include managing laboratory operations, advising scientists on SIMS applications, developing research strategies, and reporting on laboratory utilization. The successful candidate will have a PhD in the natural sciences, at least 5 years of experience with SIMS instruments, and expertise in mineralogy, crystallography, and sample preparation.

Head of Finance sought for high-growth software platform with clear path to CFO in 4-5 years. Full ownership of finance operations, integration of legacy functions, and leadership of budgeting, forecasting, and financial planning. Direct involvement in M&A and business partnering with senior leadership. 6-7 years' experience in M&A, transaction services, Controlling, or FP&A required. Fluent German and English.

International Sales Director to lead and grow orthopedic business across Europe and IMEA. Develop and execute strategic plans, manage distributors, and drive product launches. Proven experience in orthopedic arthroplasty, international sales, and market expansion required.

Jean&Len seeks a Head of IT to develop and evolve IT strategy, oversee IT infrastructure, and drive digital transformation. The role requires experience leading IT teams, managing ERP systems, and collaborating with business units.

As a Solution Architect, you will translate business requirements into solution architectures, ensuring alignment with enterprise guidelines. You will support product family goals and analyze integration landscapes, ensuring seamless integration with systems like Workday and payroll platforms. You will actively participate in project work, share insights, and collaborate with stakeholders.

Experienced Cyber Security Architects / Security Specialists are needed to support a secure product architecture and cybersecurity compliance program in Germany. Responsibilities include designing secure architectures, conducting risk assessments, and ensuring compliance with ISO27001, NIS-2, and BSI IT-Grundschutz frameworks.

Leads IT projects and develops on-prem and cloud infrastructures. Designs and optimizes IT system architectures, ensuring continuous improvement. Consults on technologies, evaluates infrastructure performance, and manages integration and migration activities.

Solution Architect for clinical software solutions combines technical expertise with understanding of clinical and administrative processes. Develops customer-specific solution concepts, analyzes requirements, and collaborates with engineering, product, and project management. Requires a computer science degree, strong understanding of APIs, interfaces, and system architecture, and knowledge of IT and infrastructure concepts. German fluency is required.

Designs and develops learning programs for experienced professionals, translating complex topics into practical training. Leads the full learning development lifecycle, from needs analysis to evaluation. Collaborates with subject matter experts to create engaging learning content and delivers train-the-trainer programs. Evaluates learning effectiveness and travels to headquarters in Denmark up to 30% of the time.

Lead and scale the Battery Control System (BCS) Product Team, developing reliable, high-performance systems for energy storage. Guide a cross-functional team of firmware, hardware, and testing experts. Foster a culture of clear ownership, pragmatic execution, and strong technical standards.

Experienced Software Developer to design, develop, and maintain applications for a learning platform. Responsibilities include full-stack development, performance optimization, and collaboration with cross-functional teams. Requires proficiency in modern technologies such as React, NodeJS, TypeScript, and AWS cloud infrastructure. Excellent communication and teamwork skills are essential.

Senior Software Engineer to advance AR guidance on iOS (ARKit via AR Foundation), shape the next-generation app, and deliver a web interface using Next.js/React. Requires 5+ years of experience shipping production software across mobile/XR and web, strong Unity + AR Foundation or iOS skills, and proficiency with TypeScript/Node and React/Next.js.

Trade Marketing Specialist supports the execution of marketing initiatives for key DACH retail and e-commerce partners. This role coordinates activations, develops account-specific toolkits, and ensures brand consistency across all channels.