developer English-speaking jobs in Leidschendam

Assembly Technician in a cleanroom assembling pneumatic parts for chip manufacturing. Responsibilities include operating processing lines, troubleshooting, and performing visual inspections. Requires precision mechanical assembly experience and ability to read technical drawings.

TIG Welder required for thin-walled stainless steel piping and gas distribution systems in the high-tech industry. Duties include orbital welding and TIG welding, working from technical drawings under strict cleanroom standards.

This Sustainability Analyst role ensures compliance with international legislation regarding renewable fuels in mineral oils. Responsibilities include managing mass balance allocations, maintaining biofuel administrations, and submitting required documentation.

Performs in-house servicing and repair of company products, diagnosing mechanical, hardware, software, and systems failures. This role involves maintenance, testing, calibration, and reporting on product failure trends.

Backend Software Engineer III develops and maintains scalable backend systems and APIs for a research search engine. Requires expertise in Java, OOP, data structures, and designing resilient services.

Junior Technician installs flue ducts and works at water management sites on roofs and scaffolding. Requires MBO-level ability, comfort at heights, and hands-on skills. Driving license is an advantage.

Lead Data Engineer to drive technical direction of data pipelines and warehouse layers. Responsibilities include designing the data platform using Prefect, Python, and SQL, and mentoring data engineering colleagues.

Manage and drive social media strategy by monitoring brand channels, analyzing cultural trends, and engaging with communities. Requires expertise in social media, strong communication in Dutch and English, and a creative, analytical mindset.

Support the Facility team in an international logistics organization. Responsibilities include maintenance coordination, supplier management, workplace support, and process improvement projects. Ideal for an enthusiastic HBO or MBO student.

Deliver groceries for Flink using e-bikes or e-scooters. This part-time role requires representing Flink, ensuring fast and timely deliveries. Must be at least 16, have Dutch work eligibility, and speak English or Dutch.

Conduct doctoral research on the legal and ethical dimensions of AI-enabled Earth Observation. Analyze space law, EU AI Act, and related frameworks. Requires an LL.M. in law with interest in technology or space law.

Commercial Business Unit Account Executive sells the entire Salesforce platform to named accounts. Requires success in quota carrying, technology solution-based direct sales, and fluency in Dutch and English.

Customer Experience Analyst owns the NPS strategy, analyzing qualitative and quantitative feedback. Requires advanced SQL and Power BI skills to build reports and drive CX improvements.

Business Analyst needed to connect business needs with technology delivery for a leading Dutch bank. Focus on SaaS platform stabilization and shaping functionality for cash and liquidity management. Essential: hands-on Cash Pooling experience.

Lead and mentor a Partner Account Manager to drive partner growth and vendor adoption across the Benelux region. This hands-on role combines channel sales, business development, and people leadership within cybersecurity distribution.

Design and model precision mechanical actuators for mass production. This role involves multidisciplinary team participation, CAE simulations, and applying knowledge of mass production techniques and automotive standards.

Sales & Service Backoffice Support role involves preparing documents, organizing back office functions, and maintaining CRM data. Responsibilities include supporting scheduling, processing service requests, and assisting with administrative improvements.

Assistant Store Manager role requires 2-3 years of retail experience, preferably with leadership. Responsibilities include leading the team to exceed performance metrics, delivering service, and managing daily store operations. Must have strong communication in local language and English.

Logistics Internship available for MBO 3/4 or Bachelor students in Logistics/Supply Chain. Roles involve coordinating activities, optimizing processes, and overseeing logistics execution. Requires a proactive, team-oriented individual.

Experienced Pega QA Engineer needed to test Pega applications hands-on. Responsibilities include executing functional and regression tests, validating workflows, and communicating with Dutch-speaking customers and stakeholders. Strong Dutch skills are mandatory.