developer English-speaking jobs in Leidschendam

The British School in the Netherlands seeks Learning Support Assistants to provide direct support to students with diverse needs. Successful candidates will have experience supporting language learning, literacy, and social communication challenges.

Leads the Small Satellites Section, managing its resources and portfolio of activities. Responsible for ESA's small satellite systems engineering, project management, and technology developments. Drives ESA's small satellite strategy, shapes in-orbit demonstration and validation missions, and builds Europe's competitiveness in the global space sector.

Designs and implements technological solutions for KPN's Nexora platform, ensuring alignment with strategic objectives. Manages data solution demand and supply, translates complex challenges into platform configurations, and guides teams.

The Customer Operations Account Manager drives exceptional account management and commercial support for InVue's direct and strategic customers in EMEA. This role manages the end-to-end customer journey, acting as a liaison between customers, the commercial team, and internal departments. Responsibilities include account relationship management, order and supply chain management, project leadership, and product market insight.

Lead the development of AI products, work on client projects, and shape the future of machine learning at Sia.

Software Architect to lead development of a large-scale cyber training and simulation platform for defense use. Define and design software architecture, provide technical leadership, and oversee development progress. Requires a Bachelor's or Master's degree in a relevant field, 7+ years of software development experience, and experience with complex, distributed software systems. Must have eligibility for EU security clearance and fluency in English.

Procurement Specialist supports strategy development and execution, category and supplier relationship management, sourcing, contracting, and supplier development. Requires a Bachelor's degree, at least two years of procurement experience, and strong communication skills in English and Dutch.

Streamline procurement processes for 2,900 colleagues and 13.7 million customers. Manage supplier data, support system operations, and analyze performance to optimize the Purchase-to-Pay (P2P) chain.

Manages the overall D2D mission, including system, ground, and user segments. Leads the definition, architecture, development, and integration of the system, ensuring alignment with system engineering requirements. Interfaces with industry counterparts to review plans, specifications, and budgets. Manages the transfer of the system to operations and supports commissioning and routine operational phases.

As Project Director, you lead complex content and production projects, manage the content delivery team, and improve operational processes. You oversee the content and production portfolio, ensuring timely, high-quality delivery while mitigating risks. You partner with account, creative, and commercial leads, building trust with clients through reliable delivery and clear communication.

Legal Counsel to support KeyGene's Intellectual Property & Legal Affairs department. Draft, review, and negotiate commercial agreements. Provide legal advice to internal stakeholders. Support KeyGene in identifying and managing legal risks and commercial opportunities.

Systems Engineer to design, integrate, and deliver secure communications solutions for defense and maritime customers. Full systems engineering lifecycle involvement required. Bachelor's degree in a relevant engineering discipline and experience in a systems engineering or project engineering environment are essential. Fluent English and Dutch required.

Production Planner needed to analyze project data, create efficient schedules, and manage production flow. Must have experience with production planning in a technical environment, strong analytical skills, and proficiency in Dutch and English.

As Information Security Officer - Team Data & Application, you combine business expertise and cybersecurity to ensure secure and workable IT solutions. You identify and assess risks, advise on security controls, and mitigate potential vulnerabilities. You promote information security within PostNL and collaborate with stakeholders to protect data and critical assets.

Drive global category management for Corporate Services, including Logistics, IT Equipment, Travel, Facilities, Fleet, Energy, Insurance, and other corporate services. Develop and execute global category strategies, manage supplier relationships, and optimize total cost of ownership (TCO).

Leads and develops FSSC EMEA finance teams, driving continuous improvement and automation initiatives. Oversees complex accounting, reporting, and compliance activities, ensuring efficient financial operations.

Provides cost estimates and budget forecasts for maintenance works, tenders, and project variations. Prepares cost estimates for maintenance activities and projects, evaluates supplier quotations, and advises on realistic project estimates. Collaborates with project managers, maintenance departments, procurement, and external contractors.

Assistant Professor position to strengthen the Psychology of Conflict, Risk and Safety section. Focus on understanding how people perceive, experience, and respond to threats to safety. Successful candidate will contribute to research and teaching within Psychology and Risk Management programs. Requires a PhD in Psychology and a track record in related areas. Must have excellent communication skills, English at C1 level, and the ability to teach in Dutch within three years.

Lab Formulation Scientist needed for a 6-month temporary contract. Develop and test innovative personal care formulations, with a focus on hair care.

Manpower is seeking evening warehouse associates for FedEx in Dordrecht. Duties include scanning, labeling, and processing packages, sorting mail packages, and maintaining warehouse cleanliness.