software English-speaking jobs in Leidschendam

This internship supports the global Aptamil brand strategy and activation. The intern will collaborate with cross-functional teams and agencies to drive creative projects, manage asset creation, and analyze campaign performance.

Project Manager needed for shipbuilding projects at a specialized shipyard. Manage project schedules, budgets, procurement, and multidisciplinary teams. Hands-on experience in a shipyard environment required. Bachelor's or Master's degree in Shipbuilding or Maritime Engineering preferred.

Shapes the next phase of e-commerce in EMEA, professionalizing operations, scaling the business, and ensuring D2C remains a key growth engine. Owns D2C performance across EMEA, including P&L management, forecasting, and turning quarterly plans into actionable priorities. Charts a multi-year roadmap for scaling revenue in existing and new markets while innovatively optimizing platforms, customer experience, and profitability levers.

Quality Engineer responsible for supplier performance, quality improvement, and risk mitigation. Develops and executes Supplier Improvement Plans, implements process optimization methodologies, and leads a team of Supplier Quality Engineers. Requires a Bachelor's degree in a relevant field, 7+ years of experience, and fluency in English.

Coordinate candidate interviews and manage communication across Europe. Partner with Recruiters, Sourcers, and hiring teams to deliver a positive candidate experience.

Chemical Engineer to support injection moulding and mold development. Expertise in injection moulding principles, material behavior, and process optimization required. Conduct feasibility assessments, perform mold flow analysis, and collaborate with toolmakers and production teams.

Sustainability Intern will support ESG assessments, carbon footprint calculations, and sustainability gap analyses for clients. Responsibilities include building quantitative emissions models, developing sustainability roadmaps, and producing reports and presentations. Requires a Master's degree in a relevant field, experience with data analysis, and familiarity with ESG frameworks and reporting standards.

Logistics Specialist responsible for arranging transport (trucking, shipping), managing shipments, preparing documents, and collaborating with logistics service providers.

Frontend Engineer to build and ship fast, responsive, and intuitive interfaces for ticketing experiences used at scale.

Experienced General Manager to lead pre-opening operations of a luxury 5-star hotel in Rotterdam. Responsible for guest satisfaction, financial performance, and maintaining the property's reputation. Requires leadership, strategic thinking, and operational expertise in luxury hospitality.

The Principal/Senior Principal Clinical Outcome Assessment (COA) Endpoint Strategy develops COA endpoint strategies, advises on regulatory strategy, and leads the development of new COA instruments. This role requires deep expertise in COA measurement science, experience developing COA endpoint strategies across multiple therapeutic areas, and hands-on experience developing new COA instruments. The role also involves leading, mentoring, and overseeing multidisciplinary scientific teams, and supporting FDA-facing endpoint strategy and regulatory interactions.

The Head of Internal Audit will design and execute a risk-based audit program covering finance, legal, HR, and operations. Responsibilities include leading audits, reporting to the Audit Committee and Finance Director, and managing relationships with senior stakeholders. The role requires a professional qualification in audit/accounting and strong internal audit experience.

Clinical Product Specialist will coordinate clinical trials, analyze results, and support reporting. Requires a Master's degree in Health or Life Sciences and 0-2 years of experience. Strong communication and organizational skills are essential.

Experienced digital business and marketing leader sought to guide individual development and deliver measurable results. Minimum 10 years experience required. Performance-based compensation.

Design, build, and improve a client's online platform using Python. Research and implement technology solutions. Ensure product resiliency and availability.

Provides technical support, executes maintenance projects, and ensures compliance with industry standards. Responsible for DIGIGAS installations, troubleshooting, and emergency support. Drives continuous improvement and digitalization efforts.

Software Developer to design, build, and maintain scalable software systems. Experience in backend development using Python or Java required. Android development experience in Kotlin or Java is a plus.

Employee & Labor Relations Specialist manages employee relations matters, ensuring compliance with local labor legislation and internal policies. Advises HR Business Partners and managers on complex employee cases and supports constructive relationships with employee representatives.

Senior Procurement Specialist to manage requisitions, purchase orders, and supplier interactions. Experience with eProcurement systems (Coupa, Ariba, SAP) and data analysis required.

Intern will coordinate and execute events, collaborate with partners, and develop marketing campaigns. Responsibilities include social media management, event planning, and promotional content creation.