software English-speaking jobs in Leidschendam

Mathematics specialists fluent in Dutch are needed to train AI models. You will engage with advanced language models on a variety of mathematical topics, verify accuracy, and document error traces. A master's or PhD in mathematics or a related field is preferred.

Develop, implement, and improve health-related policies for ASML's Netherlands operations. Ensure alignment with Dutch legislation and business needs. Manage absenteeism and health processes, define KPIs, and drive performance improvements.

Consultant to advise clients on crisis management, continuity management, and communication to reduce crisis impact and build organizational reputation. Develops innovative client solutions and participates in internal projects.

Frontend Developer will build and optimize user-facing experiences for a new e-commerce platform. Experience with enterprise e-commerce platforms, such as Commercetools and Shopware, is a plus. The role requires 3-5+ years of front-end development experience in HTML, CSS, and Typescript.

As a Sr. Sales Engineer, you will support enterprise sales engagements and help customers adopt Cohesity's data security and management platform. You will partner with Account Executives to drive new customer opportunities and expansions by delivering tailored technical solutions. You will support technical strategy for enterprise opportunities, provide expert technical support throughout the sales cycle, and lead technical engagements such as product demonstrations and workshops.

Mechanical Designer for Image Guided Therapy Systems (IGTs). Design and develop mechanical components and assemblies for IGT fixed systems. Engage in all phases of new product development, from concept to service support. Collaborate with internal and external stakeholders.

Senior HR Advisor to support Customer Relations and Head Office teams in Amsterdam. Provide guidance on complex people topics, performance, absence, and employee relations. Contribute to organizational development and change initiatives.

As a Senior Product Owner, you will define and communicate the product vision for Jumbo's AI platform, driving its development and adoption across the organization. You will translate strategy and use cases into concrete product decisions and a roadmap, collaborating with technology and business stakeholders to build a scalable platform for AI applications and operational agents.

This 3-year postdoctoral position investigates how endothelial cells sense and respond to mechanical forces in blood vessels. Researchers will use bioengineering approaches to control mechanical cues and identify key molecules regulating endothelial adhesion.

The Logistics Coordinator will manage customer orders, coordinate shipments, and provide administrative support. This role requires experience with logistics, shipping, and administrative procedures.

Evaluates AI-generated decisions for logical consistency and integrity. Identifies reasoning failures and designs feedback mechanisms to improve AI judgment quality. Collaborates with teams to align reasoning quality with system evolution. Requires strong analytical thinking, experience with AI systems, and the ability to formalize judgment criteria.

Leads global and regional Integrated Talent projects focused on HR technology, automation, and process improvement. Drives structured project delivery using Lean, Agile, or hybrid approaches. Implements and enhances Talent-related technologies to improve scalability, efficiency, and employee experience. Collaborates with HR leaders, sponsors, and cross-functional teams to align on objectives, governance, and success metrics.

Forklift Operator needed for a growing food company in Giessen. Responsibilities include receiving, storing, and moving goods using a forklift. Must have a valid forklift certificate and experience operating a forklift. Must be available for a three-shift system.

Partner Growth Manager will own key relationships with travel partners, identifying revenue opportunities and project-managing changes with internal and external teams. Success requires developing and executing growth initiatives supporting both partner and Cover Genius objectives.

Senior Software Engineer will design, develop, and maintain pricing systems. Responsibilities include leading technical projects, mentoring engineers, and ensuring pricing APIs meet service level agreements. Requires a Bachelor's degree in a related field and 7+ years of experience in software engineering with a focus on backend systems.

Senior Mechanical Design Engineer needed for precision mechanical systems, particularly rolling-contact components. Design, develop, and validate next-generation Archimedes Drive. Contribute to design reviews and ensure design intent is executed with rigor. 5+ years of experience in high-precision mechanical design required.

Leads global procurement transformation and capability initiatives, designing programs, driving adoption, and partnering with stakeholders to achieve measurable outcomes.

Lead a team of Web Developers responsible for Loop's ecommerce platform. Guide technical decisions, build engineering practices, and shape the future of Loop's Shopify ecosystem.

Dandy is seeking a Founding BDR to build and shape the sales function in the Netherlands. This role involves generating leads, engaging with dental practices, and collaborating with Account Executives. Fluency in English and Dutch is required.

Field Engineer and Quantity Surveyor needed for CO2 capture unit project in Rozenburg, Netherlands. Requires bachelor's degree in mechanical or civil engineering, proficiency in Bluebeam, AutoCAD, and BIM, and fluency in English. Must have overseas experience and hold Work at Height, Confined Space, and VCA-Vol #J-18808-Ljbffr certifications.