consultant English-speaking jobs in Leverkusen

Validate and launch a B2B SaaS company focused on modernizing reverse logistics infrastructure. Collaborate with internal teams and BEUMER experts to define solutions and prepare for company formation.

Senior Backend Engineer will design, develop, and maintain reliable backend applications and services using Java, Spring Boot, and Kotlin. Responsibilities include building RESTful APIs, writing automated tests, and ensuring system security and compliance.

Leads the Product Cost Office (PCO) group, driving cost efficiency and profitability across the product lifecycle. Establishes cost management policies, monitors costs from design to end-of-life, and identifies cost reduction opportunities. Collaborates with Product Management, R&D, Manufacturing, and Procurement. Manages a team of subordinate managers and professional staff. Requires proven cost management experience, strong analytical skills, and fluency in German and English.

Construction Manager to oversee large-scale energy civil engineering projects in Wilhelmshaven. Direct all aspects of construction, ensure compliance, and manage site operations.

Provides analytical support to the dye capability team and technical material owner for dyes. Performs analytical testing, including HPLC, to characterize dye intermediates and finished products. Develops new analytical methods as needed.

Leads cross-country teams in the DACH Front Office organization, focusing on Accounts Receivable, Credit Management, Accounts Payable, and Travel Expense activities. Builds relationships with stakeholders, ensures compliance with regulations, and drives service quality.

Senior Legal Counsel specializing in employment law to advise on restructurings, transactions, and strategic business activities. Develop agreements with employee representatives and support global HR and compliance processes.

Senior leaders, CXOs, and HR experts from Europe are invited to collaborate on shaping the future of workplace vitality.

Senior Data Analyst to lead, mentor, and coach other analysts in the Grow & Engage domain. Develop clear and measurable targets based on initiatives' scope. Drive end-to-end high complexity analysis on a strategic level. Support Product experimentation & testing initiatives; design test plans, execute robust analysis, and deliver actionable insights. Help build the right analytics foundations so product and business teams can interact with data and extract insights. Collaborate with a broad range of analytics teams at N26. 4+ years of relevant experience, ideally within the Product or Analytics field. Advanced causal inference & incremental impact measurement. Proven ability to design, execute, and evaluate experiments (A/B, multivariate) as well as observational analyses. Highly proficient in SQL and Python/R for data analysis, experimentation analysis, and modeling. Experience with modern BI tools (Tableau, Metabase, Looker, Superset, etc.) and strong capability to communicate insights clearly to senior stakeholders. Confident communicator with the ability to challenge assumptions, align cross-functional teams, and drive data-informed decisions.

This is a high-impact operational role for a commercially minded executor to manage the CEO's personal infrastructure. You will oversee complex projects, automate workflows with AI, and execute logistics to buy back the CEO's time.

SAP EWM / WM Consultant will deliver comprehensive SAP Extended Warehouse Management (EWM) and Warehouse Management (WM) solutions. This role encompasses the full lifecycle of SAP projects, including system maintenance, project development, migration initiatives, and implementation of warehouse management functionalities. The consultant will lead all phases of delivery, ensuring compliance with contractual and operational requirements.

Manages a team of Security Managers responsible for physical security operations at data centers. Responsibilities include access control, guard force management, risk assessment, reporting, and compliance with security standards. Requires 10+ years of security operations experience, 5+ years in a leadership role, and experience designing and implementing investigative tactics.

Drive revenue by building and managing strategic partnerships with top-tier brands and agencies to expand their digital presence on Snapchat. Identify, prioritize, and secure new business opportunities. Build, manage, and grow client relationships, ensuring top-tier sales and operational customer service. Offer strategic media solutions using a consultative approach. Analyze campaign performance and recommend enhancements. Update and educate clients on Snapchat products and developments. Provide guidance and mentorship to team members.

Game Economy Designer needed for a successful idle mobile game. Design, balance, and iterate on game economies, monetization, and progression systems. Collaborate cross-functionally to ensure long-term game health.

Manage and develop global IT infrastructure, focusing on WAN, LAN, and Wi-Fi. Drive network modernization and implement global network strategy. Analyze, troubleshoot, and manage technical network requirements.

Software Strategic Sourcing Advisor with 7+ years of experience in cloud and on-premise software negotiations, cost modeling, and vendor analysis. Leads projects for mid-size to large software sourcing engagements. Requires expertise in SAP or Microsoft, strong quantitative analysis skills, and the ability to structure and lead negotiations.

Junior CRM Marketing Manager for the DACH Campus Team will focus on implementing and optimizing multichannel campaigns and automations via Braze. The role supports promotional campaigns, advises teams on campaign development, and leverages data to improve campaign engagement. Strong German communication skills and 1-2 years of multichannel CRM experience are required.

Leads tax strategy for Germany and Austria, managing all taxes (CIT, VAT, trade tax, Excise, Customs) and ensuring compliance. Provides tax advice on business initiatives and acts as primary contact for tax authorities.

Leads and manages a team to ensure safe, efficient, and high-quality operations at an Amazon fulfillment center. Analyzes performance, implements process improvements, and collaborates with other managers to optimize operations and meet customer demands.

Support travelers throughout their journey by responding to inquiries, assisting with itinerary updates, and ensuring a smooth travel experience.