developer English-speaking jobs in Leidschendam

Working in a small friendly team as a Production Operative (Temporary), 40 hours p/week until 22nd December 2026. Position to be reviewed end of year depending on key account orders.

Ferilli’s Hospitality Group seeks a Head Hostess to manage reservations, events, and a team of hostesses. Requires proven experience in high-end restaurant service, strong team leadership, and the ability to excel in a fast-paced environment.

Build and grow AIHR's global affiliate network. This quota-carrying role involves prospecting and signing new affiliates, then managing their growth through coaching and QBRs. Requires 3+ years in partnership acquisition and management.

Junior Engineer for Maritime Simulation Studies. This role involves preparing and delivering cruise ship maneuvering simulations, mooring analyses, and hydrodynamic studies. Requires a recent graduate with an MSc in coastal, ocean, or civil engineering.

Senior Data Analyst supports EMEA retail store operations by analyzing Supply Chain performance. This role turns complex data into actionable insights, builds dashboards, and collaborates with various stakeholders to drive operational improvements.

Design and implement scalable backend architectures for AI-driven conversational workflows. Integrate AI agents with core banking systems using secure APIs and event-driven patterns. Requires 5+ years in backend engineering with Python/Java experience.

Join the International Corporate Banking Off-Cycle Internship for 3-6 months. Support client relationships, assist in deals, and learn financial modeling, credit skills, and CIB products. Must be in penultimate or final year, fluent in Dutch and English.

Build and operate observability platforms processing metrics, logs, and traces across 7,000+ servers and 30+ Kubernetes clusters. Develop backend services, APIs, and automation using Go and Kubernetes.

Finance Intern supporting Accounts Payable, Accounts Receivable, reporting, and process improvement. This role involves daily operations, data analysis, and automation initiatives. Requires current study in Finance or Accounting and strong English skills.

IT Internship focusing on modernizing enterprise frontends using React and .NET. Work hands-on with React, TypeScript, and .NET Web APIs in an agile team. Requires knowledge of TypeScript, JavaScript, C#, and .NET.

Technical Services Resource Planner manages field service operations, scheduling resources and processing service orders in SAP. Requires experience in resource planning, SAP ECC/FSM, and fluency in Dutch and English.

Staff Backend Engineer to build reliable systems for AI decision-making in insurance. Focus on designing services, data models, and pipelines using Python and cloud technologies. Requires 8+ years of experience.

Own the end-to-end commercial relationship with key Chain Accommodation Partners across EMEA. Act as a strategic advisor, leveraging data to optimize supply and drive revenue growth. Requires 4-7 years in Key Account Management within e-commerce or hospitality.

Senior Sales Manager to drive growth in the payments space. Own end-to-end sales strategies, consult with global enterprise clients, and build strategic pipelines. Requires 10+ years of B2B consultative sales experience in fintech or complex tech.

Drives transformation of Legal & Compliance by defining strategy, executing priorities, and overseeing digital change. This role measures L&C impact, optimizes service delivery, and integrates technology to enable business growth.

Expeditor monitors supplier progress, ensuring deadlines are met for Huisman's global projects. This role requires coordinating with internal/external stakeholders, monitoring goods, and escalating deviations. A relevant Bachelor's level is needed.

Support EMEA innovation and renovation pipeline projects from concept through launch. This hands-on role requires translating objectives into clear plans and driving cross-functional execution.

Manage a portfolio of B2B customers to drive hiring success and retention. This role involves strategic consulting, leading business reviews, and identifying growth opportunities. Requires B2B customer-facing experience and fluency in Dutch and English.

Email Marketing Specialist develops e-commerce strategies and optimizes campaigns, segments, and automated flows in Klaviyo. You will use customer data to improve personalization, retention, and customer lifetime value.

Experienced Security Solution Architect needed to support strategic cybersecurity initiatives. Responsibilities include establishing frameworks, defining access standards, and driving solution design across multiple work streams. Expertise in Information Protection and Access Governance is required.