qa English-speaking jobs in Leidschendam

Senior Scientific Specialist (Product Lead) provides scientific and regulatory input on human medicine safety and efficacy. This role manages product portfolios, leads teams, and supports EMA committees throughout the medicine lifecycle.

Operate and monitor automated production and packaging lines, performing quality checks on cheese products. Adjust machine settings and maintain a clean, safe workspace in a 3-shift schedule. Fluent Dutch or English is required.

Working in a small friendly team as a Production Operative (Temporary), 40 hours p/week until 22nd December 2026. Position to be reviewed end of year depending on key account orders.

Support the E&V leadership team by providing proactive operational and administrative support. Responsibilities include managing complex global schedules, coordinating international travel, and facilitating key business meetings.

Own the end-to-end creative strategy for brand partners. Analyze performance, brainstorm ad angles, write briefs, and stay current on platform trends to drive growth. Requires 2+ years of digital marketing experience.

Production Employee needed for the Preparation Department. Will cut, calibrate, and label materials such as foam, wood, and composite to create components for custom-made sandwich panels. Must be accurate, work well in a team, and read production lists.

Marketing Manager Food develops and executes marketing activities, campaigns, and sales tools for the food market. Requires 5+ years in B2B marketing with experience in engineering or manufacturing.

Deliver high-quality Databricks training across Data Engineering, BI, ML, and GenAI, primarily virtually. This pivotal role involves teaching, streamlining training operations, and building the instructor bench. Strong Python and SQL skills are required.

Product Designer creating customer-centric, omni-platform UX solutions. Requires expertise in Figma, complex UX logic, and producing clear, detailed documentation while adhering to design systems and accessibility standards.

Develop and deliver training for internal teams and external partners while planning and executing brand events across the Netherlands. Manage logistics and budgets for PR, masterclasses, and activations. Requires 5+ years experience in luxury training/events.

Lead regional Field Force operations by architecting management frameworks, SOP/SLAs, and performance strategies. Drive execution using data analytics and manage cross-functional teams to resolve systemic issues. Requires 6-15 years of experience, with 6+ in Field Force/Retail Management.

Experienced Key Account Manager to manage and grow key accounts in the Netherlands. Develop and implement account strategies, identify growth opportunities, and collaborate with cross-functional teams. Strong relationship management, communication, and analytical skills required. Fluency in Dutch and English essential.

Perform acoustic, vibration, shock, and mass-property testing. Plan and execute test preparation, including instrumentation and setup. Maintain and calibrate facilities, leading root-cause investigations for deviations. Requires MBO-4 technical background and fluent English.

Mid-level/Senior KYC/CDD Analyst responsible for conducting client due diligence on complex files. Analyze legal structures, assess source of funds, and prepare substantiated risk analyses using Wwft knowledge.

Lead technical operations for a major data centre, overseeing electrical, mechanical, controls, and safety systems. Drive operational excellence, manage maintenance, and lead engineering teams to ensure 24/7 reliability.

Internship in In Vitro Pharmacology supporting oncology research. Students perform cellular assays using leukocytes or cell lines, utilizing techniques like flow cytometry and immunofluorescence. Requires Bachelor or Master level studies in related sciences.

Product Marketing Manager for a B2B services portfolio focused on credit and receivables. Develops go-to-market strategies, marketing collateral, and sales enablement materials. Conducts market research, identifies opportunities, and collaborates with cross-functional teams to ensure operational feasibility and market adoption.

Senior Sales Manager for Marine Sales Benelux. This role drives consultative and transactional sales, focusing on strategic growth in Offshore & Subsea construction. Requires 7+ years in marine sales with technical understanding.

Build the internal communication and engagement function from scratch as three companies merge into one European powerhouse. Shape the shared identity and employee experience across cultures.

Creative Strategist needed to develop and script direct response YouTube ads and mini VSLs for e-commerce. Responsibilities include research, angle development, hook writing, and iterating based on performance data. Requires 2+ years writing direct response video ads.