software English-speaking jobs in Leidschendam

Experienced HR Manager, EMEA needed to support Clean Energy Solutions in Europe. This role focuses initially on Dutch entities, strengthening HR structures and supporting post-merger integration into a US-led model.

Ambitious students are sought for a 6-month Marketing Intern role. Support marketing across website, email, social media, and content, gaining hands-on experience in the investment world. Requires native Dutch and good English.

Federated Registry Data Scientist to oversee a multi-country federated registry platform using OMOP CDM. Responsibilities include data collection, quality checks, ETL logic, and supervising vendor analytical deliverables. Requires R/Python proficiency and healthcare data experience.

Senior Backend Engineer builds services, integrates optimization logic, and strengthens cloud infrastructure for energy management. Requires experience across backend, cloud, or front-end systems.

Lead a team of 20+ project managers to deliver international retail and technical projects. Focus on process improvement, team growth, and ensuring efficient, high-quality project execution.

System Engineer contributes to domain architectures and component specifications. Requires NATO SECRET clearance, a technical BSc, and 3 years of related experience, or 5 years of relevant experience. Focus includes requirements engineering and system-of-systems management.

Business Development Manager for HealthTech to build pipeline and secure new revenue for European HealthTech offerings. Responsibilities include lead generation, sales planning, and winning new HealthTech business.

Lead quality auditing, process standardization, and KPI governance across European Laboratory & Production Services operations. Drive continuous improvement and operational excellence while ensuring alignment with customer expectations.

Industrial Design Engineer needed to take products from concept to working prototype. Responsibilities include sketching, modeling, building, testing, and programming CNC machinery. Requires 3+ years of CAD experience (Rhino, SolidWorks, or Fusion 360) and hands-on familiarity with CNC machinery. Must have a completed HBO/bachelor's degree and be based in Amsterdam.

Full-time Logistics Employee for the night shift. Responsibilities include loading/unloading vans and trailers, preparing shipments, and moving goods using equipment like pallet trucks. Must be physically fit, reliable, and comfortable working nights.

Deliver groceries in a city hub using electric bikes or scooters. Earn up to €16.19 per hour plus bonuses and tips. Flexible shifts available. Must be at least 16 years old and have the right to work in the Netherlands.

Own change and benefits realization across strategic initiatives. Manage change across multiple projects, track benefits from business case to realization, and drive demonstrable adoption within the organization.

Define and drive the evolution of HID reader platforms to ensure seamless integration across internal systems and external ecosystems. This role aligns product, engineering, and architecture to build consistent, scalable integration models.

Logistics Employee Nights at DPD ensures packages are sorted and ready by loading and unloading trucks. This role involves working Monday through Saturday across morning, afternoon, or night shifts.

Sales Manager for Food & Animal Nutrition in BeNeLux. Drive profitable growth by managing and expanding customer portfolios, developing new business, and leading negotiations. Requires a commercial or technical background and sales experience.

Medior China OSINT Data Analyst role requires 3-5 years of China OSINT experience. Responsibilities include data analysis, quality assurance, and translating Chinese-language sources into structured intelligence for product development. HSK 5 proficiency is essential.

Technical Enablement & Documentation Lead will own Flosum's product documentation and launch a certification program. Responsibilities include creating and maintaining documentation across DevOps, Data Backup & Recovery, Security, and Compliance modules. The role also involves analyzing support cases and collaborating with Product, Support, and Sales Engineering to ensure accurate and up-to-date content.

Develop, design, and optimize mechanical products and systems for customer projects. Translate requirements into manufacturable solutions, creating 3D models and performing engineering calculations.

FP&A Analyst supporting the Professional Haircare business. Key duties include driving budget and planning, producing management reports, and providing commercial insight. Requires 4+ years in finance within an international organization.

Lead Azure Engineer to build and optimize CI/CD pipelines and modernize infrastructure in large-scale cloud environments. Requires expertise in Azure, CI/CD, Kubernetes, IaC (Terraform/Ansible), and observability.