developer English-speaking jobs in Leidschendam

Manage bespoke fixed income portfolios for insurers, pension funds, and wholesale clients. Monitor portfolios, assess risks, follow market developments, and implement opportunities. Collaborate with colleagues on portfolio management, construction, research, and proprietary tooling.

Sioux is seeking Software Testing graduation interns to contribute to real-world projects. Internships are available for BSc and MSc students with a technical background and a minimum duration of 3 months.

Senior Statistical Programmer will design, develop, and quality control SAS programs for clinical data analysis and submission. Responsibilities include collaborating with study teams on data structure, ensuring submission readiness of clinical data, and leading programming activities for pooled and exploratory analyses. Requires 5+ years of experience in clinical or statistical programming using SAS, including SAS Macros, and a strong understanding of CDISC standards.

Lead complex legal work supporting strategic transactions, supplier arrangements, and enterprise initiatives. Provide commercially focused legal guidance, shaping solutions that balance risk, regulatory requirements, and customer outcomes.

This internship supports Market Intelligence, Service Network, and New Business Development within Feadship's after-sales operations. The intern will analyze Feadship fleet data, market trends, and refit opportunities, contributing to a more data-driven approach. Responsibilities include drafting reports, identifying patterns and areas for improvement, and supporting the development of Feadship's international service network.

The Supply Chain Operations (Marketplace Supply Chain) Manager leads and develops a team, ensuring end-to-end supply chain execution aligns with marketplace priorities. The role partners with Sales to shape and execute plans, driving growth, service, and operational delivery.

Customer Service Representative needed for a 6-month fixed-term contract with potential extension. Provide exceptional customer service, manage orders, and communicate with customers and colleagues. Strong communication skills in English and German are required.

Picnic is hiring part-time or full-time production workers for its Eindhoven warehouse. Responsibilities include picking, packing, loading, unloading, quality checking, and maintaining a clean workspace. Must be at least 18 years old, physically fit, and available 16-40 hours per week.

The International Therapeutic Area Head (iTAH) is a newly created Senior Director role providing overarching TA strategic leadership for International Markets. The iTAH serves as the primary International Markets counterpart to Global VP/TA Heads and leads, coaches, and develops the TA team. This role requires an advanced scientific or medical degree and 15+ years of relevant bio-pharmaceutical industry experience.

Warehouse worker needed for full-time role at UPS Roermond. Duties include receiving, processing, picking, packing, and loading goods. Must be physically capable, detail-oriented, and able to work in a fast-paced environment. Fluent in Dutch and/or English required.

Cisco seeks a Government Affairs Manager for the Benelux region. The individual will cultivate relationships with government leaders, engage in policymaking processes, and advocate for Cisco's policy initiatives.

Leads the development, coordination, and delivery of marketing campaigns from concept to execution. Manages campaign timelines, budgets, and delivery, ensuring seamless execution and measurable impact. Collaborates with cross-functional teams, including digital, creative, and media partners. Develops and adapts copy for various audiences and media channels. Oversees offline marketing activity and analyzes campaign performance.

Assembly Technician will set up and operate processing lines, troubleshoot technical issues, and supply materials. Responsibilities include visual inspections, maintaining a clean environment, and working according to work instructions. Requires hands-on experience with precision mechanical assembly and a strong affinity for cleanroom environments.

Senior Clinical Research Specialists plan, execute, and oversee international pre-market and post-market clinical studies for Core Surgical Innovations. They ensure high-quality study results and deliverables that support business objectives. Responsibilities include designing and overseeing studies, preparing protocols, interpreting results, and collaborating with cross-functional teams.

Tenure-Track Associate Professor / Assistant Professor in International Relations sought. PhD required. Excellent research and teaching demonstrated. Appointment in August 2027 or later.

Manage and develop key accounts in the French market. Identify new business opportunities and build customer business plans. Analyze market trends and collaborate with internal departments.

Develop and maintain ServiceNow solutions focused on Integrated Risk Management and AI Control Tower. Build integrations between ServiceNow and other systems used by security and IT teams. Support the use of risk and compliance tools by improving accessibility and usability.

Provide excellent customer service via phone and email, processing bookings, handling payments, and assisting the Sales and Front Office teams.

Data Scientist to develop and scale GraphRAG solutions, integrating graph-based retrieval strategies with Large Language Models (LLMs) to enhance GenAI.

Maintain and monitor customer, vendor, and field team master data across core systems. Create, maintain, and validate customer contract pricing in SAP. Ensure data accuracy, consistency, and compliance across systems and processes. Support territory alignment updates and CRM data maintenance.