developer English-speaking jobs in Leidschendam

Provide dedicated day-to-day support to the CEO and CTO of a fast-growing technology company. Manage complex diaries, coordinate meetings, and arrange national and international travel. Prepare itineraries, agendas, presentations, and supporting materials.

The Architecture + Urbanism Digital & AI Transformation Director will develop and execute a digital and AI strategy to improve client value delivery. This role involves redesigning workflows, embedding digital and AI capabilities, and driving adoption across the Architecture + Urbanism service line.

Administrative Officer Logistics supports warehouse and customer operations in the oil and gas industry. Processes customer orders, handles claims, and monitors deliveries. Requires 2+ years of customer service experience in logistics and fluency in Dutch and English.

As a Sales Support Specialist – Customer Support, you will ensure smooth and accurate customer order processing, from request to invoicing. You will coordinate customer inquiries, collaborate with internal teams, and act as the main point of contact for customers.

Develops physics-informed inference algorithms grounded in probability theory, system dynamics, and measurement physics. Builds mathematical models of complex physical systems and designs Bayesian estimation pipelines. Prototypes, validates, and benchmarks algorithms through simulation and experimental setups. Collaborates with multidisciplinary teams to integrate inference algorithms.

Project Manager for ReproHub, a large-scale open science infrastructure project funded by OpenScienceNL/NWO. Coordinate project execution, communication, and community building. Ensure progress against objectives, timelines, and deliverables. Seek synergies with related open science initiatives.

Manages last-mile delivery, warehouse operations, and spare parts inventory for Benelux & Nordic markets. Oversees port-to-warehouse-to-site delivery, bonded warehouse operations, and European spare parts management. Supports project delivery with site surveys and customer communication.

Global Client Manager to connect global media strategy with local execution. Manage multi-market teams, ensure campaign delivery, and support client growth.

Install, configure, test, troubleshoot, and maintain hardware and server software. Diagnose and repair broken equipment, including servers, networking, and storage devices. Install and maintain switches, routers, and other large-scale networking gear.

Process point cloud and LIDAR data into 3D models using Revit. Model architectural and technical building elements ensuring quality and BIM guidelines. Collaborate with teams and external parties for data transfer and model usage.

As a Sales Promoter, you will represent Goodyear at dealerships and workshops, sharing product information, activating campaigns, and building relationships with dealers. You will provide guidance to customers and report on your activities. Fluency in Dutch and English is required.

Senior Financial Analyst provides financial leadership to the Leiden Manufacturing Plant, partnering with site leadership and cross-functional teams to support site commitments and strategy execution.

Client Advisor provides exceptional customer service, builds lasting relationships, and contributes to store objectives.

Front Office Employee needed for a modern apart-hotel in Badhoevedorp. Warmly welcome guests, handle check-ins/outs, provide information, and assist with reservations. Must have strong communication skills in English, be a team player, and be available for full-time shifts including evenings and weekends.

Technical Adoption Specialist supporting medium and large enterprise customers worldwide. Provides live coaching, acts as a technical advisor, and delivers digital content to drive adoption of Autodesk solutions. Requires fluency in English and German, expert knowledge of Civil 3D and AutoCAD, and 5-6 years of Civil Engineering experience.

Associate Quality Assurance professional to perform sampling, inspection, review, and release of incoming packaging materials. Ensures materials meet quality standards and compliance requirements. Requires a degree in Life Sciences, Biotechnology, Chemistry, Pharmaceutical Sciences, or equivalent experience. Knowledge of GMP and/or GDP regulations is necessary. Strong written and verbal communication skills in English are required.

Leads the development and implementation of Large Language Models (LLM), Generative AI, and Agentic solutions within a specific domain. Collaborates with Tribe and Product Area Leads to define strategic and technical visions. Manages and develops a team of experts, ensuring successful delivery of global priorities.

Software Developer for NATO IOTA suite of tools. Requires NATO nationality, fluency in English, and 5+ years of software development experience. Proven knowledge of NATO Tactical Data Links, interoperability standards, and data connectivity techniques. Expertise in front-end (Angular, HTML5, CSS, Typescript, JavaScript) and back-end (Java, Spring Framework, Spring Boot) development. Experience with RESTful web systems, automated testing, and networking protocols.

Supply Chain Coordinator needed to join the EMEA Service Team. Analyze stock levels, submit orders, and identify unnecessary inventory. Requires 3+ years of inventory management experience, strong Excel skills, and knowledge of database languages (MySQL, SQL). Must be comfortable working in a fast-paced environment.

Part-time Saturday Delivery Driver needed for PostNL in Amersfoort. Load, route, and deliver parcels independently across the region. Must have a valid driver's license and be available to work Saturdays.