software English-speaking jobs in Leidschendam

Design, develop, test, deploy, and maintain microservices. Collaborate with product designers, product owners, and engineers. Support engineering culture by documenting best practices and improving code quality.

Senior Software Engineer will drive engineering delivery of recommendations experiences and agentic workflows on eBay's website and app platforms. The role involves collaborating with researchers and engineers to develop and deploy state-of-the-art AI models and large-scale data pipelines.

Temporary Customer Support Specialist needed for a 4-week assignment, potentially extending, with a focus on order processing, customer inquiries, and internal team coordination. Fluent French and English required, B2B customer service experience and SAP proficiency preferred.

This internally focused role supports the CRDN commercial organization in Benelux and Nordics. The Strategy and Commercial Intelligence Specialist provides market intelligence, designs intelligence frameworks, manages the tender process, and leads AI-powered workflow adoption.

The Income Auditor checks and processes hotel revenues daily, ensuring accuracy and proper posting to the General Ledger. Responsibilities include tax recalculation, cash and credit card account reconciliation, and responding to financial guest inquiries.

Retail Intern will support the cosmetic commercial strategy of Parfums Christian Dior in the Belux market. Responsibilities include monitoring retail animations, managing freelance agencies, conducting quality checks, and preparing logistical files. Must be pursuing a degree in Business, Marketing, Management, or a related field and possess strong communication, organizational, and analytical skills. Fluent in Dutch and English, French is a plus.

Haddad Brands Europe seeks an European Trend Specialist to analyze market trends, conduct retail visits, and provide insights to the US design team. The role involves researching competitor products, creating trend reports, and ensuring European market relevance in seasonal product direction. Requires a bachelor's degree and 3+ years of experience in trend research, design, or merchandising within fashion or sportswear. Fluency in English and frequent travel are required.

Project Manager will lead projects from engineering and installation to customer delivery. Responsibilities include contract management, budget control, risk mitigation, team management, and customer communication.

The Tiffany & Co. Polisher performs refinishing on jewelry items using various techniques including gluing, sanding, sandblasting, lapping, and hand polishing. The role requires a working knowledge of jewelry materials, metal assay, gemstone identification, and Tiffany & Co. products.

Manpower is seeking logistics employees for the morning shift at UPS Hoofddorp. Tasks include loading and unloading trucks, sorting packages, and loading trucks by postcode and area. Must be able to perform physically demanding work and have reliable transportation.

Leads a team of 25-35 software engineers developing software for real-time, safety-critical products. Manages a team within the F126 program, developing software for combat systems, fire control systems, and integrated sensor suites for new frigates.

Commercial Marketing Specialist will connect marketing strategy with sales execution. Develop and manage sales enablement tools and content to support commercial teams in winning new business and strengthening Envipco's market position.

Postdoctoral position focused on IgA antibody development, optimization, and scale-up. Work will involve discovery, characterization, production, and safety/efficacy testing of IgA antibodies. Collaboration with Oncode Accelerator on a demonstrator project for a novel bispecific antibody.

Manage and retain a portfolio of existing customers across India and Southeast Asia, focusing on contract renewals and driving customer relationships. Identify and mitigate churn risks, and drive upsell and cross-sell opportunities. Maintain accurate renewal and expansion forecasting in CRM systems.

This reserve list recruitment seeks Executive Assistants to provide administrative, organizational, and management support to ESA Directorates, Programs, Offices, or Committees. Selected candidates will ensure procedural compliance and effective operational support for decision-making environments. Duties include preparing and coordinating meetings, providing secretariat support, managing documentation, and interfacing with stakeholders. Applicants must have a secondary education supplemented by specialized studies, proficiency in Office software and ERP systems, and a minimum of 10 years of relevant professional experience.

Junior Project Officer will coordinate the development cycle, ensuring timely delivery and client satisfaction. Responsibilities include tracking tasks, clarifying requirements, and producing documentation.

Supports the development and execution of trade marketing initiatives to strengthen brand connections with retail partners in the Netherlands. Creates communication materials and collaborates with stakeholders to ensure effective implementation.

Senior Product UX Designer needed for a 6-week contract (extendable) to lead UX design for an enterprise AI platform. Focus on campaign brief intake, agent-assisted enrichment, image generation, and approvals. Requires 6+ years of experience designing complex B2B SaaS products, demonstrable work on relevant products, and fluency in Figma.

Provides expertise and knowledge for chemical control legislation for all product divisions in Europe. Assists with substance registrations, dossier maintenance, and legislation interpretation to ensure compliance. Responsible for global chemical control evaluation and approval for raw materials and finished goods.

Leads the design and governance of information architecture across operational systems and processes. Integrates industry standards into data models and processes. Organizes asset information to enable efficient operations, monitoring, and maintenance.