developer English-speaking jobs in Leidschendam

The NATO Information and Communication Agency seeks a C2 Senior Software Developer to provide development of NATO FORACS IDATS software. The Contractor will be assigned to the IDATS C2C project and will maintain and update the development backlog, including progress reporting, comments, risk identification, and issue tracking.

The Central Risk Manager (CRM) is a subject matter expert for protocol execution risk management, risk-based monitoring (RBM) strategy, and centralized monitoring. The CRM drafts the initial RBM strategy, assesses protocol execution risks, and adapts the cross-functional RBM strategy.

Validate data-driven applications by testing functionality, data flows, and system behavior. Design, execute, and maintain test cases, validate data using SQL, and test data processes with Python.

Define electrical power and control philosophies at the system level. Develop conceptual and basic designs (power distribution, safety philosophy, system architecture). Perform load calculations, high-level cable sizing, and power system analyses.

As a Procurement Specialist IT, you will secure IT hardware, software, support, and service subcontracts. You will review Scope of Works, coordinate specifications, conduct market research, lead negotiations, and ensure timely renewals.

Executive Assistant to support CEO and Executive Team. Manage complex calendars, coordinate travel, organize meetings, prepare reports, and act as a point of contact for stakeholders.

Program Manager – Packaging Supplier Quality Assurance will lead global programs, manage project leaders, and drive supplier continuous improvement. Responsibilities include developing and implementing program strategies, managing CAPA systems, and performing supplier audits. Requires a Bachelor's or Master's degree in a technical or science field and 8+ years of experience in supplier quality assurance or related field.

The Inbound Container Planner ensures smooth and efficient flow of Direct Import containers from Asia to European hubs and distribution centers. Responsibilities include monitoring deliveries, managing exceptions, optimizing inbound flows, and collaborating with internal and external partners.

Analyst Quality Control performs QC testing, maintains the QC laboratory, and ensures compliance with regulatory standards. This role collaborates with manufacturing, compliance, and cross-functional colleagues to deliver high-quality results.

Maintenance Technician needed for a state-of-the-art automated distribution center. Responsibilities include completing planned and unscheduled maintenance on autonomous machinery, both mechanically and electrically. Must have experience with PLC systems, sensors, motors, inverters, hydraulics, pneumatics, and be electrically biased. Requires at least 1 year of experience in a similar role.

Provide outstanding customer service as a Sales Advisor for Tommy Hilfiger and Calvin Klein in a luxury retail environment. Advise customers on purchases, represent the brand, and ensure shop and stock room maintenance. Must be Dutch speaking.

Senior Customer Success Manager will own a strategic customer portfolio, design success strategies, and guide customers through onboarding and adoption.

Accounts Payable Officer will process invoices, manage vendor data, and contribute to process improvements within a team of 4. Requires a degree in Business Administration, 2+ years of AP experience, and proficiency in MS Office and SAP.

Data Scientist will investigate finance processes, integrate AI with CM.com products, and build, deploy, and maintain machine-learning models. Requires finance background, data science experience, Python and SQL knowledge, and production model deployment experience.

Senior Project Manager to lead complex industrial projects from planning to on-site commissioning. Requires 10+ years of experience, proven track record, and fluency in German and English.

Sales internship supporting key accounts like Kruidvat and Amazon. Assist with market analysis, promotional strategies, and new product launches. Must be enrolled in a Bachelor's or Master's program in a related field with strong communication and analytical skills.

Financial Controller (Revenue Accounting) needed at Amsterdam HQ. Must be Dutch RA qualified. 5+ years in financial reporting or accounting with Dutch GAAP exposure preferred. Strong technical foundation in accounting, tax, internal controls, and financial processes. Redesign and improve finance processes, leverage ERP systems, and partner with Business Control. Own the close and statutory reporting, including audit coordination across multiple European markets. Coach and develop junior colleagues.

Provide technical support to customers experiencing issues with Apple products and software. Troubleshoot, diagnose, and resolve service concerns for select hardware and software. Contribute to a positive customer experience by understanding their needs and providing product and service recommendations.

Lead Security Analyst will secure i3D.net's Microsoft environment (Azure, Entra ID, IAM) and broader security topics like incident response, tooling improvements, and DDoS investigations. Responsibilities include designing and improving security of the Azure tenant, partnering with the Workspace Management team, tracking and handling escalated alerts and incidents, and driving continuous improvement of security processes and tooling.

The Sales & Service Manager leads the store team in delivering exceptional guest experiences and achieving business targets. This role involves managing sales floor operations, coaching team members, and collaborating with the General Manager on strategy and budget management.