ruby English-speaking jobs in Düsseldorf

Human Resources Business Partner to lead all People & Culture matters for the German business. Responsibilities include employee relations, managing change, and advising on German labor law and works council negotiations.

h3 strong About the team: /strong /h3 p The Mobile Platform Squad is the backbone of SumUps iOS engineering — we build and maintain the foundation that every iOS feature team relies on to ship fast, confidently, and at scale. Verfügen Sie über die richtigen Qualifikationen und Fähigkeiten für diese Stelle Finden Sie es unten heraus und klicken Sie auf "Bewerben", um berücksichtigt zu werden.

Experienced Data Center Manager needed to lead operations at a large Frankfurt site. Responsibilities include team management, P&L ownership, and client engagement. Requires proven data center expertise and fluency in English and German.

Lead the industrialization and manufacturing strategy for a new aerospace and defense facility, transitioning from development to full-scale production. Establish processes, systems, and capability for complex, high-performance products.

Lead DACH Medical strategy and execution for Corcept. Serve as senior medical authority, driving strategy, leading cross-functional partners, and engaging DACH KOLs. Requires German/English fluency and understanding of AMNOG/HTA.

Develop highly integrated RF SoCs for automotive radar applications. Responsibilities include mixed-signal SoC ASIC implementation, HDL checks, floorplan creation, and sign-off verification like STA and EM. Requires knowledge of digital ASIC design and analog RF SoC development.

Experienced Head of Talent Acquisition Europe needed with fluent Mandarin skills. This role involves building and scaling the TA function across Europe, leading teams, and developing recruitment strategies.

Support regulatory activities for medical device clinical studies across EMEA, focusing on Ethics Committee and Competent Authority submissions. Responsibilities include document preparation, localization, and drafting Patient Informed Consent. Requires 5+ years in clinical research regulatory affairs with strong German and English skills.

Senior Industrialization Engineer to drive manufacturing processes toward serial production standards for space components. Requires experience with Lean/CI methods, risk management, and fluent German and English.

Freelance Regulatory Affairs Specialist for medical devices. This role supports product development and lifecycle management across global regulatory frameworks, including FDA 510(k) and EU MDR/MDD compliance. Requires several years of relevant industry experience.

Lead short-term trading and optimization for a growing BESS portfolio. Develop trading strategies across day-ahead and intraday markets and oversee in-house optimizer development. Requires P&L track record and Python expertise.

Strategy & Corporate Development Manager joins a global private equity-backed market leader. This role involves market expansion, commercial strategy, international growth, operating model design, and M&A. Ideal candidates have 2-5 years in Strategy Consulting or Investment Banking.

Identify and manage Digital Media, Gaming & Tech influencers. Secure brand partnerships, conduct outreach, and negotiate campaigns. Requires confidence, communication, and self-motivation.

Senior Python Engineer (AI/ML) to expand Pathfinder, a multi-agent AI system for data integration. Develop production-grade AI agents using LLMs and hybrid AI/ML within a microservice architecture. Requires 5+ years of Python experience.

Fund Reconciliation, Data & Reporting Analyst needed for a global asset manager. Focus includes fund reconciliation, data validation, and investment reporting using Allvue Investment Accounting and Excel.

Manager in Transaction Services performing financial due diligence for company sales and purchases. Responsibilities include engagement management, client contact, and team guidance. Requires a Master's degree, four years of relevant experience, and fluency in German and English.

Lead Originator (BESS) role supporting a German IPP. This position manages commercial strategy, stakeholder relations, and negotiations for battery energy storage assets. Requires fluency in German and English, and BESS sector experience.

Purchasing Specialist supporting purchasing and logistics for an international industrial products company. Responsibilities include order coordination, supplier communication, stock monitoring, and ERP data maintenance. Requires 3+ years in purchasing/logistics and Japanese language skills.

Procurement Manager to secure comparator medicines and support global clinical trial supply projects. Responsibilities include managing supplier relationships, negotiating agreements, and ensuring cost-effective procurement of pharmaceutical products.

Intern supporting corporate strategy and AI transformation at BSH Home Appliances Group. Tasks include developing AI strategy, contributing to cross-functional transformation projects, and conducting market and technology analyses. Requires enrollment in a relevant field and strong analytical skills.