developer English-speaking jobs in Leidschendam

Lead solution design and strategy for global Warehouse Management System (WMS) solutions supporting large logistics customers. Manage technical teams and drive innovation in complex supply chain operations. Requires IT/Engineering degree and experience in logistics IT.

Senior DevSecOps/Cloud Security Engineer to embed security across cloud and hybrid infrastructure. Responsibilities include securing AWS, hardening Kubernetes, and automating security in CI/CD pipelines. Requires 3+ years of experience.

Build and maintain a .NET MAUI mobile app and a modular ASP.NET Core API. This role requires 50/50 focus on mobile and backend development, owning features from implementation through release.

Data Engineer needed with 4–8 years of experience. Build and maintain scalable ETL/ELT pipelines using Databricks, PySpark, Python, and SQL. Implement Delta Lake and Medallion Architecture.

Freelance Clinical Legal Translator needed for English to Traditional Chinese (Taiwan). Responsibilities include translating and proofreading documents in the Clinical Legal sector. Requires excellent bilingual skills and attention to detail.

Logistics Worker responsible for accurate order picking using an EPT, pallet assembly, and final cargo preparation. Duties include checking items in Excel and performing quality inspections. Requires prior warehouse experience and English understanding.

Seasoned General Counsel needed to build legal and governance foundations for a venture-backed technology company. This executive role requires 15+ years of experience advising on corporate, commercial, regulatory, and IP matters in a greenfield environment.

Operations Manager for the Binning Department, leading daily production workflow, output, and quality. Responsibilities include coaching supervisors, managing capacity, and driving process improvements. Requires production/logistics leadership experience and strong analytical skills.

Sales Consultant in a high-energy retail environment, helping customers find gear and apparel. Requires previous experience in sport or fashion retail, passion for sport/fashion, and strong sales skills.

Manage material replenishment, purchase requisitions, and supplier coordination to ensure timely material availability. Requires experience in material planning, inventory management, and ERP systems like SAP.

Own defect detection, classification, and reduction across the full InP process flow. Drive root-cause investigations, correlate in-line data with device performance, and improve manufacturing efficiency.

Develop predictive and prescriptive models to drive operational excellence. Translate business questions into analytical objectives, build simulation and optimization models (IP/ILP/MIP), and deploy solutions using MLOps principles. Requires a Master's degree and 5+ years of experience.

Senior iOS Developer to build and improve features for a scalable e-commerce mobile application. Requires solid experience with Swift/SwiftUI and GraphQL, working in cross-functional Agile teams.

Visual Content & Media Design Intern to translate complex technical solutions into engaging visual stories. Responsibilities include video production, graphic design, and using AI tools for global marketing assets. Requires a portfolio and Adobe Creative Cloud skills.

Data & Digital Marketing Analyst bridges Data and Marketing/Customer Development. Responsibilities include digital performance measurement, data quality, and enabling marketing technology across the UFS digital ecosystem. Requires analytical skills and familiarity with reporting tools.

Build the Dutch key account market from the ground up for RECUP, focusing initially on 100% acquisition. Win new customers in hospitality and retail, guide pilots to rollout, and help establish sales processes. Requires 3-5 years of acquisition experience and near-native Dutch.

Field Service Engineer maintains, optimizes, and troubleshoots low-voltage installations at customer sites. Requires MBO-level Electrical Engineering education, safety knowledge, and command of Dutch and English.

Operator role in a modern production facility, working 2 shifts to produce beverages. Responsibilities include running machinery, troubleshooting, team coordination, and monitoring quality. Requires shift availability and a hands-on, proactive approach.

Assist the ESG Manager with tasks, including CSR Committee participation, strategic analysis, and reporting on ESG policies. Manage sustainability metrics and assist with project execution.

Experienced Machine Operator needed for 5 shifts in innovative packaging. Responsibilities include operating, setting up, and changing over production machinery while ensuring efficient, safe, and high-quality processes. Requires 3+ years' experience.