developer English-speaking jobs in Leidschendam

Provides support for store back of house operations, including inventory control, stock retrieval, and quality control. Assists with aftersales processes and administrative tasks.

Production Employee needed for a modern industrial laundry facility. Responsibilities include sorting, loading, unloading, inspecting, folding, packing, and maintaining a clean work area. Must enjoy physical work, teamwork, and have a responsible attitude.

Regional Sales Manager to build business with OEMs, Tier 1 suppliers, distributors, and strategic partners in Europe. Develops new markets, secures projects, and builds a local sales structure. Requires technical sales experience, strong negotiation skills, and fluency in English and the local language.

Lead the technical design, build, and continuous improvement of GenAI products, including the customGPT ecosystem and internal knowledge assistants. Define and evolve the reference architecture for scalable, secure, and cost-effective GenAI solutions. Drive technical decisions on knowledge bases, ingestion strategies, chunking, vector databases, orchestration frameworks, and context management.

Pathways seeks an Advisor to strengthen subject matter expertise in maritime processes, including Maintenance, Procurement, Inventory, Dry Docking, Projects, QHSSE, and Document Management. The Advisor will facilitate client workshops, act as a content authority, and bridge operational experience with client needs.

Develop and optimize spare parts stocking plans for terminal equipment. Partner with OEMs, suppliers, and inventory managers to improve availability and performance. Support equipment acquisition and commissioning activities.

Assembly worker needed for gearbox and electric motor assembly. Must have some assembly knowledge and be willing to assist with warehouse tasks. Full-time position with potential for permanent contract.

Senior Statistical Programmer will design, develop, and quality control SAS programs for clinical data analysis and submission. Responsibilities include collaborating with study teams on data structure, ensuring submission readiness of clinical data, and leading programming activities for pooled and exploratory analyses. Requires 5+ years of experience in clinical or statistical programming using SAS, including SAS Macros, and a strong understanding of CDISC standards.

Sioux is seeking Software Testing graduation interns to contribute to real-world projects. Internships are available for BSc and MSc students with a technical background and a minimum duration of 3 months.

The Ingredient Specialist drives end-to-end ingredient management and qualification across the VMS portfolio, ensuring successful implementation, compliance, and manufacturability. This role supports innovation, cost, maintenance, and compliance initiatives by leading ingredient qualification, managing specifications and documentation, and collaborating cross-functionally.

Senior Operations Manager to lead and accelerate gaming reach across Europe for Pearl Abyss titles (Black Desert, Crimson Desert, DokeV, PLAN 8). Manage global teams, execute operational plans, and ensure sustainable growth. Requires 5+ years experience in live game operations, product management, or production with proven leadership. Fluency in English required, Korean preferred.

Front of House Ambassador needed for a dynamic hotel team. You will create personalized guest experiences, utilizing your expertise and relationships with other departments. Must have hospitality and Front Desk experience, fluency in English and preferably Dutch, and be available full-time for morning, evening, and night shifts.

Freight Forwarder needed to coordinate transport, build customer and carrier relationships, and manage documentation. Must have at least 2 years of experience, German (C2), English (C1), and be proficient in Softpack.

Senior Software Engineer will design, develop, and maintain scalable services and APIs in a serverless cloud environment, predominantly in Go and React. You will own core services end-to-end, mentor other engineers, and help shape how we build.

Customer Service Representative needed for a 6-month fixed-term contract with potential extension. Provide exceptional customer service, manage orders, and communicate with customers and colleagues. Strong communication skills in English and German are required.

Senior Java Engineer needed for long-term project in Eindhoven region. Develop JavaFX REST interfaces, extract data from complex machines, and maintain existing code. Requires 5+ years Java experience, REST knowledge, and strong problem-solving skills.

Full Stack Software Engineer to develop software for filament makers. Develop UI features, extend backend systems, and collaborate with hardware engineers. Experience with TypeScript/React or Javascript, Git, and frontend/backend development required.

Supports global talent initiatives, coordinates international development programs, and ensures seamless execution of talent management processes.

Lead large-scale, complex construction and renovation projects for ASML's facilities. Manage project budgets, risks, and stakeholder interests. Ensure project quality and adherence to regulations. Contribute to continuous improvement of project management methodologies.

This three-year program is for ambitious graduates who are curious, eager to learn, and ready to make an impact. Trainees will rotate through departments like Mobile, Audio & Video, Home Appliances, and Display, gaining experience in areas such as marketing, business planning, supply chain management, and customer experience.