software English-speaking jobs in Leidschendam

Digital marketing internship supporting B2B projects. Assist with campaign planning, web page development, social media management, and results measurement.

The HR Officer will coordinate and execute HR processes, support projects, and ensure smooth HR activities. Responsibilities include onboarding, recruitment support, absence administration, and organizing events.

As a Salesforce Administrator, you will manage, support, and optimize our CRM environment. You will ensure reliable daily operations, support users, and implement system adjustments. You will also contribute to knowledge sharing and documentation. Experience with Salesforce and a CRM/ERP environment is required.

Support the cultivation of young plants in a high-tech greenhouse environment. Tasks include irrigation, fertilization, crop care, and monitoring plant health.

Technical Support Engineer will configure Embedded Linux environments, integrate hardware, build Edge AI demos, and advise customers on product applications. Must have experience with embedded systems, Embedded Linux, ARM processors, and hardware integration. Strong communication skills and a solution-oriented mindset are required.

Coordinates and optimizes daily transportation and distribution operations to ensure timely and cost-effective delivery. Manages relationships with carriers, freight partners, and internal stakeholders. Monitors shipment tracking, resolves delays, and ensures high service reliability. Oversees inventory movements between warehouses and distribution points. Analyzes logistics data and performance metrics to identify improvements and reduce costs. Ensures compliance with transportation regulations, safety standards, and company policies. Supports continuous improvement initiatives to enhance supply chain efficiency and customer satisfaction.

As a Sr. Strategy & Operations Manager (Marketplace), you will co-architect our scheduling ecosystem, ensuring the right person is in the right vehicle at the right time. You will build forecasting frameworks, own shift patterns, develop real-time balancing playbooks, and analyze efficiency. You will collaborate with product teams, define reliability KPIs, and have 5+ years of experience in operations, management consulting, or a high-growth tech environment.

Production Engineer needed for a tech-focused market-maker specializing in high frequency trading. Manage the reliability, scalability, and performance of in-house trading systems. Requires experience with Unix/Linux, Python automation, relational databases, and collaborative communication.

As an ERP Solution Architect, you will align business needs with IT systems, analyze processes, and design solutions for a manufacturing environment. You will lead implementation projects, oversee system integration, and ensure optimal performance.

Internal Audit Intern will work on cross-border projects in EMEA and/or Asia Pacific, performing SOX controls reviews and testing, executing audit procedures for revenue, and potentially experimenting with RPA.

Lead HV Electrical Engineer needed for 12-month renewable contract. Design and manage advanced electrical systems for MCF and data center projects globally. Expertise in 3D/BIM modeling, power supply design, and critical infrastructure required.

Freelance, part-time remote role assessing the relevance and cultural appropriateness of online advertisements. Must have professional proficiency in English and Dutch, familiarity with Dutch culture, and access to required technology.

Waiter/Waitress provides food and drinks to guests efficiently and according to procedures. Responsibilities include managing shifts, ensuring cleanliness, and demonstrating knowledge of menus. Previous experience in a similar role and a passion for guest service are advantageous.

Testing Technician will perform software, hardware, and electronic tests on rolling stock before delivery to NS and Qbuzz in the Netherlands. The role requires a broad technical background, experience with troubleshooting, and the ability to work in a small international team.

Design and develop mechanical sub-systems and components from concept to production. Translate functional requirements into mechanical designs and create 3D CAD models and 2D drawings. Collaborate with electronics teams to ensure seamless mechanical-electrical integration.

Senior Digital Marketer will build and scale Gain's digital acquisition engine across key global markets. This role focuses on paid digital channels, funnel performance, and growth optimization. Responsibilities include strategy and execution of paid acquisition channels, developing full-funnel digital strategies, and ensuring MAL, MQL, and SQL targets are achieved.

The Inventory & Supply Planner will be responsible for the end-to-end planning and digital inventory management of non-horticultural products. This includes converting commercial demand forecasts into supply and production plans, managing stock levels across all countries and brands, and solving out-of-stock situations. The role requires strong analytical skills, advanced Excel knowledge, and the ability to prioritize and work under pressure.

Logistics Employee needed for a growing packaging company. Responsibilities include order picking using an OPT, checking order accuracy, and supporting inbound/outbound goods flows. Must have a valid OPT certificate or willingness to obtain one.

Senior DevOps / CI/CD Engineer needed for the F126 frigate program. Implement, automate, and manage complex CI/CD pipelines and infrastructure. Translate architectural designs into technical solutions. Proficiency in Jenkins, GitLab CI/CD, Artifactory/Nexus, Kubernetes, Ansible, and security fundamentals required.

Manages a kitchen section, prepares dishes according to recipes, and maintains quality standards. Supports the kitchen team during service and ensures efficient kitchen operations.