developer English-speaking jobs in Leidschendam

Accounts Payable professional needed for a 2-3 month temporary assignment. Manage invoices, vendor queries, and invoice processing in SAP S/4HANA. Requires 1+ year of finance experience and proficiency in SAP.

Project Coordinator to manage projects from customer inquiry to final delivery. Coordinate timelines, manage pricing, negotiate with suppliers, and ensure smooth operations. Must have a Bachelor's degree or equivalent experience, fluency in English, and strong organizational skills.

Leads and manages health and safety on assigned projects, providing advice and direction to project teams. Ensures compliance with legislation and company procedures through safety planning, risk assessments, and incident investigations. Promotes a safety culture through engagement, training, and open communication. Prepares safety reports and maintains records.

The Demand Planner optimizes demand and supply, balancing service levels with cost factors. Responsibilities include forecasting, stock management, and product portfolio planning. The role collaborates with sales teams, analyzes data, and proposes actions to ensure customer demand is met within business constraints.

As a Failure Analysis Engineer, you will perform in-depth analyses on malfunctioning machines, applying techniques like analog design, power electronics, and network diagnostics to identify root causes.

Build and maintain scalable backend services in Golang, design APIs and event-driven systems in AWS. Contribute to architectural decisions and system reliability.

Deliver products to HEMA stores throughout the Netherlands driving a drawbar trailer combination. Requires a CE license, Code 95, and availability to work Saturdays.

Senior Applied Scientist to design and improve dynamic pricing policies for a bid-based marketplace. Develop pricing algorithms, conduct A/B experiments, and monitor system performance. Requires 3+ years of experience in data science, optimization, and production ML systems.

Senior Master Data Specialist needed for a 6-month interim role at Sanofi. Focus on process optimization, problem-solving, and stakeholder management within the External Manufacturing & Supply organization. Requires experience with SAP (preferably S/4HANA), master data, and supply chain management.

Experienced Customer Value Manager needed to drive post-implementation value realization for enterprise customers. Consult on Source-to-Pay (S2P) best practices, guide procurement digital transformation, and ensure customers maximize ROI.

Wärtsilä seeks a Back-End Developer with Front-End exposure to design, build, and maintain scalable backend systems and APIs for a data-intensive platform. Responsibilities include designing data pipelines, ensuring system reliability, and collaborating with front-end developers.

Experienced Network Engineer to join operations team ensuring reliability, performance, and scalability of infrastructure. Collaborate on design, implementation, and operation of network solutions. Contribute to network automation, security, and DDoS protection. Must have strong analytical skills, knowledge of router technologies (BGP, IS-IS, VXLAN, EVPN), Linux systems, and Arista network equipment.

Senior Software Engineer will design and develop scalable services supporting the full trading lifecycle, including counterparty onboarding, risk assessment, and exposure monitoring. Requires 6-8+ years of experience building scalable software, ideally in fintech, trading platforms, or data-intensive systems. Proficiency in TypeScript, Python or Node.js, and AWS is essential.

Support program governance, planning, reporting, and cross-workstream coordination for a large-scale ERP implementation. Manage program plan, milestones, dependencies, and deliverables. Track risks, issues, and actions. Produce dashboards, KPIs, and executive reports. Facilitate cross-team alignment and decision-making.

Package handler needed for a fast-paced environment. Responsibilities include sorting, scanning, loading, and unloading packages. Must be a team player, complete required training, communicate effectively, and have attention to detail.

Lead a cross-functional engineering team focused on the core bidding experience, shaping the auction journey and delivering high-impact experiences. Drive the auction experience roadmap and contribute to technical discussions, system design, and architectural decisions.

Drive sales and deliver exceptional client experiences as a Sales Professional for a renowned lifestyle brand. Collaborate with a team to ensure excellent service, embody brand values, and contribute to a positive store environment.

Experienced Oracle Fusion CX Functional Consultant needed to lead the implementation of Field Service and CPQ solutions. Will translate business requirements into technical solutions and ensure alignment between business objectives and system capabilities. Must have extensive hands-on experience with Oracle Fusion CX, specifically Field Service and CPQ modules.

As a Data Specialist, you will ensure accurate product master data entry and continuous improvement of data quality across Rituals' innovation process. You will analyze, validate, and structure complex datasets to support decision-making and act as a data ambassador, promoting data quality across the organization.

Leads Merit's Compliance Program in the EMEA region, supervising a regional team. Develops and implements testing methodologies to evaluate compliance effectiveness. Assists in investigations, creates corrective action plans, and oversees compliance training.