software English-speaking jobs in Leidschendam

Experienced HVAC Lead Designer (ZZP/Freelance) needed for complex construction projects in the Netherlands. Design and coordinate HVAC systems from concept to detailed design, collaborating with multidisciplinary teams. 4-8 years of experience in HVAC design for complex building types required. Strong Dutch language skills essential.

The Lead End-to-End Performance Engineer will ensure the technical coherence and performance of the Alpstar system. Responsibilities include defining and maintaining performance requirements, coordinating the performance verification program, and analyzing and validating interfaces between space and ground segment components. The role requires a master's degree in engineering or a related field and four years of relevant experience.

Senior Solution Manager to drive business development and product strategy for Enterprise and Edge AI portfolios. Collaborate with sales to promote end-to-end solutions and capture market opportunities.

Drive sales and brand awareness for Les Deux in the Netherlands. Manage a seasonal sales budget, develop new business opportunities, and build relationships with key accounts. Present collections, analyze sales performance, and oversee order handling.

Experienced Python Developer to design, develop, and maintain business-critical systems supporting compliance, reporting, and financial data workflows in a trading operations environment.

This Human Resources Business Partner role supports the effective delivery of HR programs and services to employees in assigned areas. The position develops, executes, and maintains HR policies, procedures, and processes. Responsibilities include providing expert advice on global compliance, compensation, and HR analytics, ensuring compliance with local labor laws, and developing and implementing HR initiatives and programs. The ideal candidate has 4+ years of HR controlling or compliance experience in an international retail environment and fluency in English and Dutch.

Software Engineer to build customer-facing products and scale the core insurance platform across the EU. Will lead technical development, mentor engineers, and collaborate across functions. Requires experience building products, leading teams, and working in a fast-paced environment.

Senior Front-End Developer will own front-end architecture and delivery for AI-native products. Responsibilities include building a shared component library and design system used across multiple AI platform products. Requires 7+ years of front-end development experience, mastery of HTML5, CSS3, JavaScript, and React, and strong TypeScript fluency. Experience with Styled Components, Figma, and AWS services is a plus.

Procurement Director to build and lead a new procurement function across multiple European sites. Develop and implement a strategic procurement policy, manage a €400-500 million spend, and establish supplier management practices.

Supports financial reporting and projection processes, delivering insights to senior management on division performance. Coordinates with stakeholders including finance, sales, marketing, and shared service centers. Tasks include reporting, planning, forecasting, and supporting finance and sales teams. Maintains and develops internal processes and reporting tools.

HR Operations Manager to build and professionalize HR operations, including payroll, compensation, benefits, and HR policies. Leads a team of three and reports to the HR Director.

Production Supervisor to lead daily blending and logistics operations. Manages a team of 15, ensuring production targets, safety, and quality standards are met. Requires experience in production supervision, food/beverage processing, and fluency in Dutch.

Logistic Employee needed for daytime shifts (Monday-Friday) supporting inbound, outbound, and order-picking activities. Experience with order picking, inbound, and outbound processes is required. Valid EPT and/or stacker certificates are mandatory. European Union citizenship is required.

Project Manager to lead and manage IT projects, integrating internal and external services. Requires 10+ years IT experience, 9+ years in project management, and experience with Commercial-off-the-Shelf software deployments, Cloud deployments, and service integrations. Must have a PM certification (PRINCE2 Practitioner, PMI PMP, PM2 Certified, or similar) and excellent English communication skills.

Expert Ruby on Rails Engineers sought for impactful projects. Design, architect, and lead development of robust, scalable systems and APIs. Drive performance optimization and collaborate with cross-functional teams. Mentor engineers and uphold best practices.

Senior Solution Architect to design and deliver end-to-end business solutions across multiple components, platforms, and technologies. Experience in object-oriented design, cloud technologies, microservices, and polyglot database systems is required. Must have a proven record of designing and delivering solutions in a transnational healthcare system.

Project Controller (Reserve List) - ESA is seeking candidates for a Reserve list to support space projects. Successful candidates will provide project control and management support, including cost, schedule, workforce, risks, and geographical return. Responsibilities include implementing planning and control procedures, leading risk management, preparing tender documents, and participating in contract negotiations. A master's degree and four years of relevant experience are required.

As an Operations Supervisor Intern, you will support multiple hotel departments, including Front Office, Housekeeping, Food & Beverage, and Spa. You will ensure smooth communication between teams, translate priorities into actions, and monitor service quality. You will coach team members, assist supervisors, and help maintain a safe, clean, and guest-focused environment.

Support the Store Manager in driving sales, achieving budget targets, and managing store operations. Lead, coach, and motivate a team to deliver exceptional customer service. Ensure store appearance, cleanliness, and visual merchandising standards are maintained. Manage inventory, deliveries, and organize in-store events. Communicate effectively with the team, other departments, and customers. Ensure compliance with company policies and procedures.

As a Freight Forwarder, you organize and coordinate transport assignments, ensuring optimal loading rates and execution. You manage client relationships, negotiate rates, and process transport data accurately.