hr English-speaking jobs in Leidschendam

Provides expert technical support and consultancy to ESA projects, programs, and studies in power management and power distribution. Participates in feasibility studies, project reviews, and evaluation of procurement proposals. Contributes to the definition of technology development requirements and work plans. Manages R&D activities covering both long- and short-term needs. Monitors applicable scientific and technological trends and maintains state-of-the-art expertise. Supports other activities within the field of power management and power distribution.

GISI Ignite seeks a Consultant, Technology and Innovation, fluent in Arabic, to support the design, development, and delivery of technology-enabled solutions. This role focuses on structured problem-solving, technology research, project coordination, and hands-on support to digital transformation engagements.

The Business Development Director - B2B Travel Vertical will develop and drive Mastercard's B2B Travel payment strategy in Europe. This role involves building relationships with travel intermediaries, airlines, hotels, and other stakeholders to identify and develop new business opportunities and strategic partnerships.

Develops and executes ammonia sourcing strategy aligned with business and production objectives. Manages supplier relationships and negotiates contracts. Safeguards supply security and ensures compliance with regulations.

Senior Full-Stack Software Engineer to design, build, and deploy full-stack applications leveraging large language models (LLMs). Develop AI features, execute experiments, and maintain AI infrastructure. Requires 6+ years of experience with Ruby on Rails, ReactJS, and relational databases.

Lead the design, development, and integration of UAV systems from concept to production. Optimize aerodynamic performance, drive structural engineering, and oversee aircraft systems integration. Collaborate with fabrication and manufacturing teams, lead flight test campaigns, and mentor cross-disciplinary teams.

Experienced Design Engineer needed for 3D design of hazardous waste incineration plants. Focus on translating process concepts into constructible designs, including rotary kilns, combustion chambers, and flue gas treatment units. Requires proficiency in 3D CAD software and experience in heavy process industries.

Gain experience in daily accounting tasks during this internship with PwC's Assurance Team. Contribute to client assignments, learn about year-end audits, and develop professional skills.

The Amstel Hotel seeks a dedicated Breakfast Chef to prepare and present high-quality breakfast dishes, ensuring freshness and quality while adhering to five-star standards.

Enterprise Corporate Sales Account Executive responsible for selling Salesforce solutions to public sector clients. Manages the full sales cycle, develops go-to-market strategies, and collaborates with internal teams to achieve sales targets. Requires extensive experience selling enterprise software, a proven track record of exceeding sales goals, and strong communication skills in Dutch and English.

Designs, develops, and maintains .NET solutions and microservices using .NET 9, Azure, and Blazor. Drives innovation following Agile and DevOps principles. Collaborates with Product Owners, Scrum Master, business stakeholders, and other development teams.

Senior Staff Engineer, Frontend will define the technical direction for Bitvavo's frontend systems and shape how products are built, tested, and shipped. This role focuses on mobile app development and user-facing interfaces, ensuring products are reliable, fast, and delightful to use.

As the first Solutions Engineer in the Benelux, you will lead technical aspects of enterprise sales cycles, including solutioning, demos, and RFP responses. You will also own technical handovers to customer success and implementation teams.

Customer Support Specialist needed to provide exceptional customer service, resolve issues, and manage orders. Requires 1-3 years of experience in customer service, order management, and account management. Fluency in English is essential.

Technical Work Preparation Engineer prepares technical projects, details mechanical designs, and ensures installation materials are available on time. Analyzes sales offers, technical drawings, and work orders, translating information into work packages and BOMs. Requires an MBO+/HBO degree in a relevant field and experience in work preparation, engineering, or technical project execution.

The Head of Group Audit will provide risk-based assurance and advisory services, leading Group Internal Audit across all entities and functions. Responsibilities include developing and executing the audit plan, providing assurance reports, and offering advisory on strategic initiatives.

Drive strategic projects across a fast-growing pet food company. 3-5 years of experience from a top-tier management consulting firm required. Fluency in Dutch, English, and preferably German, French, Spanish, or Italian.

As a Production Worker, you will package and label medical nutrition products, repackage them to meet customer requirements, and perform quality checks. You will collaborate with colleagues, lift products up to 13 kg, and work in a three-shift system.

Designs, implements, and manages a global benefits and pensions strategy, ensuring alignment with organizational objectives and enhancing employee experience. Leads global harmonization projects for benefits and pensions, and manages due diligence processes related to benefits in M&A or restructuring scenarios. Serves as a subject matter expert in benefits, providing guidance and support to local HR teams.

Legal Counsel – EMEA will provide strategic legal advice on commercial and corporate matters across the region. Responsibilities include drafting agreements, supporting cross-border projects, enforcing governance standards, and collaborating with stakeholders. Requires 5+ years of legal experience, ideally in the petrochemical industry, a recognized law degree, and fluency in English.