qa English-speaking jobs in Leidschendam

Supply Network Specialist will design and optimize the global supply network, taking ownership of the Purchase-to-Pay process for selected suppliers and supporting route-to-market design across a multi-DC network.

Leads and develops a global team of epidemiologists, providing strategic direction for vaccines and infectious disease epidemiology across asset-level and above-asset matrix teams. Oversees the design and execution of epidemiological studies, including observational and real-world evidence studies.

Manpower is hiring mail sorters for night shifts at PostNL in Nieuwegein. Mail sorters handle the machine sorting of national mail, requiring physical effort and precision.

Rockfield, a leading European investment manager, seeks a Head of People to guide its growth and professionalize HR. This role will shape people strategy, advise on organizational design and compensation, and oversee operational tasks like contract management and onboarding.

Sort and process packages, load and unload trucks, and maintain a clean warehouse environment. Work in a team setting, following safe procedures. Must be available for at least 2 shifts per week and speak Dutch or English.

Postdoctoral Fellow to conduct research on quantum transport in 2D materials. Requires PhD in experimental condensed matter physics and experience in nano-fabrication, van der Waals assembly, and low-temperature measurements.

Financial Accountant to support financial reporting and accounting activities for real estate entities. Responsibilities include preparing financial statements, managing general ledger activities, and ensuring compliance with regulations. Requires a Bachelor's degree in Accounting, Finance, or related field and experience in the real estate sector.

Vehicle and Maintenance Technician needed for a hands-on role focused on troubleshooting, maintenance, and installation of technical systems within vehicles and installations. Training provided. MBO level degree or experience in a technical field preferred.

Senior Full Stack Developer will build and improve the SaaS platform across mobile, web, and backend. Responsibilities include leading the technical direction of the React Native mobile app and contributing to the web platform.

CRM Automation Specialist drives the execution of CRM campaigns, automations, and customer journeys across channels using Salesforce Marketing Cloud (SFMC). Responsibilities include configuring Journey Builder flows, managing data extensions, and building email templates. The role requires 3-4 years of experience in CRM or marketing automation platforms, strong SQL skills, and experience with HTML/CSS.

Customer Service Agent needed for temporary position (until September, potential extension) in international logistics. Manage customer communication, coordinate operational activities, and provide transport and warehouse solutions. Requires MBO level education, logistics experience, fluency in Dutch and English, and strong communication skills.

Experienced Supervisor to lead a team in a fast-paced retail environment. Responsibilities include team management, visual merchandising, sales performance, and adherence to company values.

Robotics Engineer to develop autonomous navigation techniques for unmanned systems. Responsibilities include building simulation environments, implementing SLAM, Visual/Lidar odometry, and route planning, and testing algorithms on physical robots. Requires a degree in Robotics, Systems & Control, AI, Computer Science, or a related field, hands-on experience with autonomous navigation, familiarity with ROS 2 and simulation software, and proficiency in Dutch and English.

The Global Scientific Lead for Clinical Outcome Assessment (COA) Endpoint Strategy provides strategic oversight and leadership for consulting activities within Patient Centered Solutions. This role brings deep expertise in COA measurement science and Patient Experience Data (PED) to differentiate client solutions. Responsibilities include developing COA endpoint and PED strategies, advising sponsors on regulatory interactions, and leading the development of new COA instruments. The role requires deep expertise across COA types, experience developing COA endpoint strategies, and hands-on experience developing new COA instruments. Proven ability to lead, mentor, and oversee multidisciplinary scientific teams is essential. An advanced degree in a relevant scientific discipline is strongly preferred.

The Certification Engineer will test, certify, and maintain approvals for Rockpanel products within the European market. This role ensures products meet European standards related to CE marking, fire safety, mechanical performance, and sustainability. The Certification Engineer will work closely with internal and external stakeholders to bring new products and applications to market.

Manage commercial and logistical needs for a customer cluster, ensuring a seamless Order-to-Cash process. Evaluate customer requirements, coordinate with internal and external parties, and drive process efficiency.

Experienced Working Conditions Advisor needed to support initiatives improving quality of work, labor relations, and sustainable employability. The role focuses on strengthening collaboration between employers, employees, and stakeholders to support stable labor relations and a well-functioning labor market.

This 6-month full-time internship in Corporate and Institutional Banking provides opportunities to develop financial models, conduct analyses, and support new business origination. Interns will work with an experienced team, assisting with client prospecting, transaction reviews, and regulatory compliance.

This role provides first-level support for AV&VTC services, ensuring optimal performance, security, and reliability. The Contractor will provide end-user support, technical assistance, and user guidance. The objective is to improve user satisfaction, reduce support response times, and enhance the quality and efficiency of IT service delivery.

Warehouse employee needed for loading, unloading, order picking, and shipping at DSV in 's-Heerenberg. Must have at least 1 year of warehouse experience, own transportation, and be available 3+ days a week. Must speak Dutch or English.