ruby English-speaking jobs in Düsseldorf

Develop engineering systems for ESA optical stations, focusing on optical quantum communications. Experience in quantum communication systems, QKD system implementation, and free-space quantum optical communication systems is required. Must be eligible for European "Secret" (ESA PL4) security clearance.

This hands-on trading role requires detailed market insight and quantitative skills to optimize and protect value from assets under contract and future assets. The role involves developing and maintaining a strong market view on European energy markets and working with Risk Management to ensure compliance with risk limits.

Senior Payroll Specialist supports business units in Germany. Responsibilities include preparing and processing payroll, managing confidential information, and collaborating with Finance and Controlling. Requires experience in payroll and SAP-HCM. Fluency in German and English is required.

Support the planning, shooting, and editing of video content for internal and external communication. Assist in creating video assets for brand campaigns, social media, events, and global programs.

We are seeking a Civil Engineer with 2-12 years of experience to design and manage construction projects across Germany, Australia, Canada, New Zealand, Ireland, Sweden, and the UK.

Plan and coordinate press-focused events, including press trips, workshops, and press events linked to funded projects. Manage logistics, press communication, and participant coordination.

Provides customer service, supports beauty classes, and assists with store operations including product presentation, inventory management, and cash register operation.

As an HR Business Partner, you will collaborate with leaders to develop the workforce, provide HR guidance to managers, and ensure the execution of HR processes. You will also participate in transformation activities and leverage HR data for strategic decision-making.

Lead strategic projects and programs from concept to implementation. Operationalize strategic measures to facilitate transformation at PHOENIX group. Further develop the "Strategic Initiatives" department and co-create the Inhouse Consulting service offering.

Designs, implements, and develops the companywide Compliance Management System (CMS), including risk identification, assessment, mitigation, and monitoring. Advises management and business units on compliance matters, conducts trainings, and ensures adherence to regulations.

Shape user-centered, sustainable energy solutions for the European market. Translate user needs, market insights, and technological possibilities into high-quality design concepts. Conduct user-centered research and monitor design, technology, and market trends. Develop innovative concepts while considering engineering feasibility and production costs. Collaborate with the global design team and coordinate external design partners.

Manufacturing professional with engineering background and experience ensuring efficient production processes and quality standards.

As a working student, you will support user-centered decision-making by analyzing UX research, usability tests, and data. You will prepare insights for teams and stakeholders, contribute to UX initiatives, and develop design solutions.

The Barley Research Associate supports the Barley Pipeline Scientist in executing, implementing, and managing breeding projects. Responsibilities include field and greenhouse trial management, data recording, and material management. Requires a Master's degree in a relevant field, breeding experience, and fluency in English and German.

Create dynamic slot game animations using Spine 2D. Collaborate with teams to ensure animations align with gameplay and visual aesthetics. Optimize animations for performance across platforms.

System Architect (m/f/d) for SmarTest 8 hardware layer ART. Collaborate with stakeholders, customer, application, and scrum teams. Coach and train scrum teams on architecture and software development topics.

The Fraunhofer Institute for Telecommunications - HHI seeks a Student Assistant for Marketing/Communication. The role involves creating news articles, press releases, social media content, and managing online communities. Candidates should possess excellent written communication skills, experience in content management, and expertise in social media engagement.

The AdSales Partnerships Specialist GSE (Germany, Switzerland, Austria, Luxembourg) drives advertising revenue and market development. This role manages the relationship with the local sales representative and agency, ensures alignment with internal teams, and contributes to the execution of the regional ad sales strategy.

Research Assistant (Post-Doc) in additive manufacturing of powder-based metallic and intermetallic materials. Responsibilities include independent research, laboratory maintenance, documentation, and publication of results.

Leads radiation protection activities across site design, licensing, shielding, regulatory compliance, and project delivery for radiopharmaceutical facilities. Manages projects, ensures regulatory compliance, and provides onsite support for successful site operation. Requires a Master's degree in a relevant field and several years of experience in radiochemical or radiopharmaceutical operations.