qa English-speaking jobs in Leidschendam

Develop a 3D measurement technique to study emulsion behavior, such as coalescence and phase inversion. The project involves developing tomographic imaging techniques and applying them to flow and stability of emulsions through constrictions in 2D to 3D geometries.

Business Development Director to grow Reaktor's retail business in Europe. Develop strategic client relationships, identify opportunities, and shape new engagements with leading retail organizations.

Account Executive to manage and grow a portfolio of mid-sized enterprise customers in the Netherlands/Belgium. Drive revenue growth through upsell and cross-sell of SaaS solutions. Lead the full sales cycle and collaborate with internal stakeholders.

Postdoctoral researcher to develop and optimize in-situ diagnostics for thin film characterization in the PLD4Energy project. Expertise in thin film deposition and characterization, particularly Pulsed Laser Deposition, is required.

The F&B Floor Manager Jansz. leads daily operations, delivers briefings, and oversees service at Jansz., a modern all-day dining restaurant. The role involves guiding the team, ensuring guest satisfaction, and upholding the restaurant's standards.

Senior Solution Architect (Generative AI) will design and lead the implementation of enterprise-grade AI solutions. This role bridges business strategy and AI technologies, ensuring scalable, secure, and ethical deployment of Generative AI systems.

M&A Insurance Analyst to support transactional insurance deals. Analyze M&A documents, assist with insurance quotes and policies, and manage deal flow. Strong analytical and communication skills required.

Secures customer-specific Digital Sovereign Private Cloud environments. Designs, implements, and enforces security and compliance policies across OpenShift platforms. Translates security requirements into automated controls and ensures compliance readiness for customer audits.

Provides support to the Reward Director in all Performance, Reward and Benefits (PRB) initiatives across the EU businesses. Analyzes compensation data to ensure the local reward framework is competitive, equitable, and aligned with business goals. Leads salary and benefits benchmarking exercises and supports the Material Risk Taker (MRT) Identification process. Stays abreast of EU regulation and ensures policies and practices are fully aligned. Supports reward projects, prepares analyses and presentations for senior stakeholders, and liaises with Finance regarding compensation matters.

Develop state-of-the-art AI products by improving training algorithms, integrating multimodal LLMs, and designing new model architectures. Train and design more accurate models for low-cost, low-power hardware. Improve data pipelines, model architectures, and training software.

Operate and maintain complex machinery to manufacture graphic products. Ensure production meets quality standards and delivery times. Communicate with colleagues and supervisors about order status and process progress.

Thuisbezorgd.nl seeks Bike Couriers to deliver orders to customers. Must be 16 years or older and available to work at least one weekday evening and one weekend evening per week. May require own e-bike or scooter and valid license with commercial usage insurance. Hourly wage based on age. Tips are 100% yours.

Engineering Director to lead and transform the engineering organization, setting strategy, driving digitalization, and ensuring scalability. Must have 10+ years experience leading engineering teams in a high-tech environment and a strong understanding of AI applications in engineering.

Assistant HR Manager to support the HR team within a hotel group.

The Manager Partner Evolution will lead the identification and execution of new business initiatives within Digital Partnerships, driving growth across Partnership Marketing, Gift Cards, and Brand Partnerships. This role requires strong project management, analytical, and communication skills.

This Postdoctoral position investigates how practices of co-design, public governance, and public-private collaboration can contribute to more democratic forms of educational technology in European primary and secondary education. The successful candidate will conduct empirical research on pioneering initiatives across Europe that experiment with alternative approaches to the design and governance of digital education technologies.

We are hiring Dutch speakers (C2 level) for sales, customer support, technical support, and marketing roles in Spain, Malta, Greece, Portugal, Bulgaria, and more. Relocation support and international teams are offered. Must have an EU passport and good English skills.

Motion & Visual Content Designer needed to create animations, edit videos, and develop visual concepts for social media, campaigns, and more. Must have strong Adobe Suite skills (After Effects, Premiere Pro, Illustrator, Photoshop) and experience with DTP. Social media savvy and a proactive mindset are essential.

Manages complex recruitment and external hiring teams, develops and enhances hiring processes, and monitors key performance indicators. Requires a Bachelor's degree, 5+ years of experience, and fluency in English and Dutch.

Metal Production Operator needed for a full-time, 2-shift position in a modern factory. Responsibilities include operating machinery, cutting and processing metal components, performing quality control, and supporting process improvements. Must be able to read technical drawings and have a minimum MBO level 2 (technical education) or equivalent experience.