developer English-speaking jobs in Leidschendam

Lead the Partner App team in the Service & Supply domain, driving mobile platform strategy and expanding capabilities. Guide cross-functional engineers using React Native, Vue.js, and .NET to deliver high-impact, AI-driven solutions at scale.

PostNL seeks mail sorters for various shifts to sort letters and packages using a sorting machine. Requires own transport, at least 15 hours weekly, and understanding of Dutch/English.

Transportation Operations Manager oversees end-to-end cost control and benefit optimization for B2B capacity. Responsibilities include cost accounting, pricing management, and leading cost-reduction projects. Requires 5+ years industry experience and proficiency in Chinese and English.

Investigate hydrogen-induced degradation and fracture in circular steels within a 6-year research program. Combine advanced characterization and multiscale modeling to develop hydrogen-resistant circular steels.

Lead and develop the team for electronic design and embedded software development. Provide technical leadership, drive team growth, and ensure successful delivery of multidisciplinary engineering projects. Requires relevant engineering degree and management experience.

Freelance CRM Data Analyst to turn complex customer data into growth strategies. Build reporting models, map cohort behaviors, and analyze CLV drivers for a D2C retail brand. Requires BI tool experience and quantitative skills.

Assemble machines and modules following technical drawings and instructions. Install, adjust, test, and check mechanical and mechatronic components while identifying technical issues.

Kotlin Developer will design, develop, and maintain high-performance applications. Responsibilities include collaborating with teams, implementing object-oriented programming, and ensuring efficient software development. The role requires experience with Bluetooth Low Energy (BLE) 5.0, RESTful APIs, and mobile development.

Senior Inspector to conduct inspections of pressure equipment, structures, welding, and coatings both onshore and offshore. Requires experience in NDT techniques, welding, or coating inspections and relevant certifications. Must be flexible with travel, possess a category B driving license, and be proficient in English.

Area Sales Manager Service drives service sales and executes strategic plans across Benelux, Spain, Portugal, and France. This customer-facing role involves leading sales initiatives, managing accounts, and developing new business opportunities.

Manage global hotel bookings, allotments, and rates for airline crews. Liaise with suppliers to resolve availability and rate issues while supporting accommodation logistics. Requires fluent English and comfort with rotating shifts.

Entrepreneurial Business Development Manager to drive growth in Dutch shipbuilding, offshore, industrial, energy, and infrastructure sectors. Develop strategic relationships and secure early engagement in major projects. Requires 7+ years of relevant experience.

Marketing Specialist for BeNeLux driving brand awareness and sales. Responsibilities include trade marketing execution, digital asset management, and local social media posts. Requires marketing experience and proficiency in English and Dutch.

Solution Support Engineer provides technical assistance for software implementation and maintenance. Responsibilities include solution architecture, requirements definition, systems development management, and application support. Requires NATO COSMIC TOP SECRET clearance.

Experienced DevOps Technical Functional Administrator needed to support and manage a large Azure DevOps environment. This role focuses on functional configuration, user support, and process standardization, not hands-on software development.

UX Designer to create user-centric digital experiences. Responsibilities include user research, usability testing, and translating needs into UX solutions. Requires proven UX experience, strong research skills, and fluent Dutch.

Senior Forward Deployed AI Engineer bridges cutting-edge AI with real-world business value. You translate client needs into production-grade, agentic AI solutions, building tailor-made workflows in complex environments.

Data Analytics Engineer II focuses on building scalable analytical solutions for GenAI products. Responsibilities include owning data domains, driving insights from complex datasets, and supporting AI/LLM application analytics. Requires 3+ years in analytical roles with strong SQL and Python skills.

Experienced Solutions Consultant needed for the EMEA Partner Solutions team. Drive sales by enabling partners and presenting Blue Prism solutions to senior and technical prospects. Requires strong technical and commercial acumen.

Intercompany Accountant needed to support global intercompany accounting activities and month-end close. Requires experience in Intercompany Accounting, GL Accounting, Reconciliations, and ERP/Advanced Excel.