software English-speaking jobs in Leidschendam

Senior Software Engineer to design, develop, and test features for logistics platform. Requires 5+ years experience in programming, software development, and a Master's Degree in a related field. Must have a product mindset and strong understanding of software development principles.

The Supply Chain Specialist I executes purchase orders, manages stock movements, and resolves inventory exceptions. This role involves monitoring purchase orders, coordinating with suppliers and warehouses, and supporting customer service.

Coordinate and deliver international battery projects across the Nordics and DACH regions. Manage project timelines, budgets, and operational progress while collaborating with clients, engineers, and operations teams.

Computational postdoc to study context-dependent protein interactions using genomics and proteomics datasets. Integrate quantitative NGS and mass spectrometry data to analyze and model protein binding to DNA, chromatin, and proteins involved in cell-cell interactions. PhD in biomedical sciences with experience in computational biology, predictive modeling, and genomics/proteomics data analysis required.

Partner Executive Search professional with 8+ years of experience in Executive Search, Interim Management, or Leadership Assessment. Proven track record of business insight, relationship building, and advising C-level executives. Fluent in Dutch and English.

DevOps Engineer to design, implement, and maintain scalable infrastructure using AWS services. Manage Kubernetes (EKS) clusters, build CI/CD pipelines, and collaborate with development teams on microservices-based systems.

PhD candidate to investigate early damage detection in composite materials using Quantum Photonic Vibrometry and AI-driven vibration analysis. Will design experiments, analyze data, and develop AI models for damage detection and condition monitoring. Collaboration with academic and industry partners.

Designs and implements customs, export control, and trade compliance policies and standards. Leads HS classification, origin determination, and compliance controls to strengthen risk management and enable compliant international trade.

Senior Project Manager oversees planning and execution of key, technical projects for international customers. Responsibilities include managing budgets, timelines, risks, and customer communication. Requires 3-5 years of project management experience in service-oriented businesses, fluency in English, and strong communication and problem-solving skills.

Part-time purchaser needed for technical products, primarily in the aviation industry. Requires 2-10 years of purchasing experience, strong English skills, and an affinity for technology.

Global Business Development Manager drives enterprise growth for Leaseweb's IaaS solutions. Leads global go-to-market strategy, new-logo acquisition, and pipeline management. Requires 10+ years of enterprise business development experience, IaaS knowledge, and a proven track record closing complex, multi-region deals.

Freelance SEO Specialist to execute technical, on-page, and off-page SEO strategies for e-commerce brands. Responsibilities include content creation using AI tools, technical SEO support, reporting, and collaboration. Must have 1-2 years of SEO experience, fluency in Dutch, strong English, and experience with AI tools like Claude.

Software Developer will build applications using Python, Django, and FastAPI. Responsibilities include writing and optimizing data models, developing REST APIs, and participating in code reviews. Must have experience in software engineering, Python, Django, and PostgreSQL.

Solutions Engineer with experience in cybersecurity, enterprise IT, and value-based selling. Must be based in Netherlands and fluent in German. Drive strategic discovery conversations and translate technical capabilities into business value.

Intern Marketing & Event Manager to coordinate and execute events, collaborate with partners, and develop marketing campaigns.

Inspect high-quality, single-piece components in a high-tech production environment. Experience with NDT techniques (FPI, Eddy Current, X-ray, Ultrasonic) and processes such as EDM, laser drilling, plasma coatings, and heat treatments is required. Must have a VMBO or MBO-level education and a Level 2 certification in one or more NDT techniques.

Software Architect to design, develop, and implement customer applications using Java (Spring Boot) and React. Collaborate with teams, ensure quality and security, and serve as backup for other applications.

Develop and execute the commercial strategy and product portfolio roadmap for the Residential offering. Collaborate with manufacturing, sourcing, engineering/R&D, sales, and senior management to maximize growth and return on investment. Own the commercial success of the portfolio through market analysis, target market definition, and growth plans.

The Global Programmatic Campaign Manager implements and optimizes programmatic campaigns across Display, Online Video, YouTube, CTV, and BVOD. This client-facing role requires collaboration with internal and external stakeholders across multiple regions. Responsibilities include campaign setup, optimization, reporting, and quality assurance.

Deliver groceries to customers in Amsterdam as a Delivery Driver for Jumbo. You will drive a Jumbo van, handle grocery crates, and ensure customer satisfaction. Must have a Category B driving license, at least 3 months of independent driving experience, and be available at least 2 days per week.