hr English-speaking jobs in Leidschendam

Regional Marketing Specialist will own Marketing's contribution to growth, partnering with Sales teams to drive penetration in Mid Market and Enterprise customers. You will create full-funnel campaigns to generate prospects, stimulate customer usage, and measure success.

Design and build a modern, scalable data platform on Azure. Own the end-to-end data lifecycle, including ingestion, transformation, storage, and serving. Build reliable data pipelines and work closely with product, analytics, and engineering teams.

Service Engineer Analytics ensures the flawless operation of analytical installations at customer sites across the Benelux. Responsibilities include inspections, maintenance, reporting, technical advice, and support.

Software Engineer will build and maintain frontend applications in React and TypeScript, working across the stack with Node.js on backend-for-frontend and APIs.

Technology Architect will interface with stakeholders and apply technical proficiency across the Software Development Life Cycle. Designs and implements o9 planning solutions tailored to new market requirements. Conducts research to identify challenges, opportunities, and regulatory requirements in new markets. Develops a technical blueprint outlining the architecture of the o9 planning solution. Ensures the solution is scalable and compliant with security standards. Provides technical guidance and support throughout the project lifecycle.

PhD candidate to conduct comparative research on the urban-ocean nexus in Indonesia and the Netherlands, focusing on the impacts of urbanization and offshore infrastructure development on coastal communities and planetary health.

Full-Stack Engineer to build financial tools for SMEs using Go, React, Kubernetes, and Kafka. Own features end-to-end, collaborate with Product Managers and Designers, and ensure high-quality delivery.

Part-time Sales Assistant needed for JD Sports store in Venlo. Train to become a specialist in footwear, textiles, or stock. Ensure a neat store appearance and provide excellent customer service. Achieve sales targets and contribute to team success.

Legal Advisor needed to lead complex B2B contract negotiations with large clients, collaborate with sales, and draft contracts. Must have a law degree, experience providing legal advisory services in a commercial B2B environment, and strong negotiation skills.

Conventional machinist needed for fabrication department. Duties include turning, milling, drilling, sawing, tapping, and boring. Experience with conventional machining and VMBO/MBO education in metalworking required.

Product Developer with a Master's degree in food science, Food Engineering, or related field, and at least 5 years of experience in beverage product development. Responsible for developing new product recipes, managing production trials, and improving existing processes and raw materials. Must have a deep understanding of fruit juices, food/beverage technologies, and global food law.

Ensures safe execution of high-voltage work, monitors progress, and acts as first point of contact for incidents. Responsible for site opening/closing, employee registration, and reporting. Requires MBO Electrical Engineering diploma level 3, BEI-BHS and BEI-BLS Qualified Person (VP), KEB Tennet knowledge, and VCA-VOL certificate.

Regional Sales Manager for industrial pump solutions in Southern Europe. Develops and executes sales strategy, manages distributors, and drives revenue growth in water & wastewater, construction, and industrial markets. Requires 5-8 years of B2B sales experience, technical understanding of pumps, and fluency in English.

This 6-month internship at the NATO Communications and Information Agency (NCIA) in The Hague, Netherlands supports a Portfolio Office overseeing IT Digital Transformation initiatives. Responsibilities include collecting, consolidating, and analyzing data for reporting, developing dashboards, and collaborating with stakeholders. The ideal candidate has knowledge of business intelligence, data modeling, and data visualization.

Leads creative production across EMEA and APAC, ensuring quality and operational excellence. Manages regional planning, resourcing, and execution for large-scale creative campaigns. Works directly with clients to set expectations, manage delivery, and build partnerships.

Operate a reach truck to move goods, perform logistics tasks, and process orders accurately. Must have a reach truck certificate and basic English skills.

Senior Unity Developer to design, build, and optimize VR interactions for a new therapeutic VR product. Translate therapeutic concepts into intuitive VR features and ensure smooth performance on standalone devices. Collaborate with researchers, designers, and developers. 5-7+ years Unity (C#) experience required.

ESA is seeking Contracts Officers to join a reserve list for future positions at ESTEC. Selected candidates will be pre-assessed and undergo a basic background screening. The reserve list will be valid for 24 months and will prioritize candidates for upcoming projects. Duties include preparing procurement documentation, organizing tenders, evaluating proposals, and negotiating contracts.

Co-Founder needed to lead commercial scaling of Watops, an AI-powered platform for water operations in the port sector. The MVP is operational with pilot programs underway. Seeking a B2B SaaS, Industrial Tech, or Logistics/Ports background with experience pitching to C-level executives.

LeydenJar Technologies seeks a Multiphysics & Data Scientist to advance scientific understanding of pure silicon anodes through modeling, experimentation, and data analysis. Responsibilities include designing and validating novel anode concepts, developing predictive models, and collaborating with research partners.