developer English-speaking jobs in Leidschendam

Order Picker needed to pick and prepare parts for assembly teams in a busy production environment. Responsibilities include checking goods, tracking stock, and using computer systems. Requires some logistics experience and good English.

Two-year Postdoc position in Topological Data Analysis at Vrije Universiteit Amsterdam. The role involves developing mathematical foundations of multiparameter persistent homology, with 85% research and 15% teaching duties. Requires a PhD in mathematics with expertise in topological data analysis.

Graphic Designer needed to bring Swapfiets' brand to life through bold, innovative designs. Create engaging content for digital ads, landing pages, and more. Requires 4-6 years of design experience and Adobe Suite mastery.

Senior Commodity Analyst in Market Intelligence. Lead fundamental analysis and forecasting across global commodity markets. Develop independent market views and translate insights into risk management and coverage strategies for senior stakeholders. Requires a Master's degree and 4+ years of relevant experience.

As a Usability Engineer, ensure medical device safety and effectiveness by owning usability engineering across the product lifecycle. Plan evaluations, conduct user research, lead risk analyses, and apply standards like IEC 62366-1.

This role focuses on turning data into marketing action at the intersection of marketing, technology, and data. You will build measurement frameworks, analyze performance, create scalable reporting, and improve data quality.

Experienced forklift driver needed for a long-term position in a 2-shift schedule. Responsibilities include operating an electric forklift, moving pallets, and keeping the planning team informed. Previous experience handling empty cans is preferred.

Provide technical support to bottlers regarding beverage production, new product development, and quality assurance. Manage existing and new manufacturing partners while ensuring high-quality standards across international territories.

Warehouse Orderpicker for day shifts involves picking, packing, and preparing customer orders. Duties include scanning items, manual handling, and maintaining a safe environment. Requires good English communication and physical ability.

Team Leader role involves owning a sports department, developing inventory strategy, coaching sales teams, and defining commercial strategy. Requires fluent Dutch, HBO/MBO Level 4, and a strong passion for sport.

Business & Process Analyst Intern to build retention models, map customer journeys, and improve Salesforce data. Support digital enablement and streamline communications across sales and marketing.

As Breakfast Host, you are the first point of contact, ensuring a legendary welcome and service. Responsibilities include warmly welcoming guests, managing reservations and seating, and guiding guests for a smooth breakfast service. Fluency in English is required.

Driver Assistant helps deliver food and hospitality products. Tasks include loading/unloading, checking papers, and maintaining truck cleanliness. Willingness to obtain a driving license is required.

Production Operator in the food industry ensures machines run properly and production stays on schedule. Responsibilities include operating, quality checks, and maintenance. Experience in a production environment is preferred.

Serve delicious food as Pantry Host, ensuring guest satisfaction and maintaining the pantry's appeal. Responsibilities include mise en place, cleanliness, and HACCP checks. Passion for F&B and attention to detail are key.

All-round warehouse operator needed for a day shift role. Responsibilities include unloading containers, processing goods in WMS, picking orders with a narrow-aisle truck, packaging, and labeling. Requires English proficiency and 1 year of logistics experience.

Translate state-of-the-art research into a product that solves real-world problems. Work with customers to generate high quality, privacy-safe synthetic data. Implement algorithms for handling different data types and design robust software.

Steel Fixer role involves placing and securing steel reinforcement for concrete elements. Responsibilities include reading technical drawings and performing quality checks. Requires at least one year of experience and English at A2 level.

Technical Service Employee performs hands-on preventive and corrective maintenance. Duties include electrical, mechanical, and some pneumatic/hydraulic work, plus minor TIG-welding and CNC lathe operation. Requires a technical background.

Trader to build and grow the trading book for global peanut and tree nut supply and demand. Responsibilities include opening new markets, strengthening the supplier base, and pricing/negotiating deals. Requires commercial experience in the peanut trade and a market network.