software English-speaking jobs in Leidschendam

Production worker needed in Eindhoven. Operate and monitor production machines, carry out light machine operator duties, and ensure smooth production processes. Must have experience in a production environment and be willing to work in a 5-shift system.

Clinical Site Associate supports clinical trial operations by ensuring site compliance, documentation accuracy, and readiness for audits. Manages site-level communications, coordinates trainings, and supports site readiness activities. Requires a bachelor's degree, previous clinical research experience, strong organizational and communication skills, and fluency in Dutch and English.

Open.cx seeks a Strategic Finance Manager to build and scale the financial infrastructure for a rapidly growing AI-native customer support platform. Responsibilities include establishing financial reporting, forecasting, and unit economics analysis, leading the Series A fundraising process, and building a scalable finance function. The ideal candidate is a player-coach with a strong understanding of SaaS finance, AI, and a proven ability to drive impactful outcomes.

Senior Full Stack Developer will build and improve the SaaS platform across mobile, web, and backend. Responsibilities include leading the technical direction of the React Native mobile app and contributing to the web platform.

Solution Consultant needed with a university degree in engineering, business engineering, computer science, or a related field. Strong programming skills, including macro coding, are required. Excellent analytical and communication skills are essential.

As a Zegna Store Style Advisor, you will share the brand's heritage and collections with customers, providing exceptional service and building relationships. You will contribute to achieving sales targets, executing store plans, and maintaining a visually appealing and organized environment.

PhD candidate to investigate micro-abrasion and wear mechanisms in tire tread materials. The project focuses on understanding and modeling micro-abrasion, developing wear mode diagrams, and studying the impact of composition on wear modes.

Customer Service Representative supporting EMEA region teams and customers, with a focus on the German market. Handles customer inquiries, order processing, and logistics. Requires near-native English fluency, German preferred, and 5-7 years of experience in an international shared services environment.

Full-time Sales Assistant position at Maje's Amsterdam DBK store. Provide personalized customer service, develop customer loyalty, and handle transactions and stock.

Global Program Manager drives execution of strategic global accounts, ensuring alignment between customer needs, sales, and operations. Leads cross-functional and international collaboration, implements digital tools, and manages growth initiatives. Requires 8+ years of program/project management experience in complex, international environments.

As Assistant Store Manager, you will lead and coach a team, drive sales performance, and manage store operations. You will analyze sales reports, implement action plans, and ensure inventory accuracy. Strong leadership, communication, and retail experience are required.

Experienced VMware Cloud Foundation (VCF) Architect needed for a large-scale enterprise transformation program. Design, deploy, and optimize VCF environments, collaborating with global teams. Strong expertise in VCF 4.x/5.x, vSphere, vSAN, NSX-T, and SDDC Manager required. Proven experience in VCF deployment, migration, automation, and VMware lifecycle tools.

Lead business development and project delivery in transaction services and strategic market advisory for the Dutch energy sector. Manage complex projects, build client relationships, and contribute to thought leadership and capability building.

Coordinate urgent and critical shipments globally, ensuring safe and timely delivery of spare parts, documents, and sensitive cargo. Plan, organize, and monitor transport solutions, handle client requests, and manage customs clearance.

Maintenance Inspector (W/E) responsible for inventory and inspection of building installations according to NEN 2767 and/or RVBBOEI methodology. Develops long-term maintenance plans, reports findings, and manages data in software systems. Requires a broad understanding of technical real estate and experience with Planon software.

Payroll Administrator responsible for accurate and timely monthly payroll processing for team members. Requires proficiency in English, Italian or Spanish or French, and basic Excel knowledge. Experience with SAP or other HR modules is preferred.

Ciena, a global leader in high-speed connectivity, seeks curious and collaborative individuals for future opportunities across technical, professional, and leadership roles.

HSE Engineer needed to develop, implement, and execute safety policy at a manufacturing campus. Develop safety training programs, conduct audits, analyze accident records, and present findings to management. Requires a Bachelor's degree, MVK diploma, and 2+ years of relevant experience.

Provides customer service, manages orders, and coordinates projects within the Order-to-Cash process.

Senior Clinical Research Associate will conduct monitoring visits, drive study startup, and ensure subject rights, safety, and data quality. Requires on-site monitoring experience in the Netherlands, fluency in Dutch and English, and strong communication skills.