software English-speaking jobs in Leidschendam

Flow Traders seeks a Group Accounting Policy & Advisory Lead to coordinate quarterly financial reporting, including half-year and annual processes. This role oversees reporting obligations for subsidiaries, interprets accounting standards, and ensures regulatory compliance.

Civil & Site Interface Engineer needed for large-scale solar energy projects. Responsibilities include site layout design, heavy lifting logistics, foundation and structural design, cable infrastructure management, and subcontractor coordination. Requires a bachelor's degree in a technical field, 3-5 years of relevant experience, and advanced AutoCAD skills. International travel to project sites is required.

Senior Technical Designer needed to translate retail concepts into buildable solutions across global formats. 8+ years of experience in premium retail design, including international rollouts, required. Expertise in Vectorworks, Rhino, SketchUp, and rendering software essential. Travel to APAC region for project execution.

Senior Business Development Manager will support partnerships with merchandise partners, manufacturers, and brands. This role involves category selection, onboarding, and communication of platform guidelines. Requires 8+ years of operational experience, including brand management or platform operations, with strong data analysis and problem-solving skills.

Mendix developer for the Ministry of Defence, transforming operational processes. Collaborate in a Scrum/Agile team, design and build low-code solutions, and optimize existing applications.

Lead month-end close activities for M&A entities across the Netherlands, Belgium, and other EMEA countries. Oversee transactional processing and reporting, ensuring accuracy and compliance with local regulations. Drive integration of acquired entities into Waters' financial processes and systems.

The Operations Planner translates demand and maintenance schedules into executable operational and material plans for New Part Production programs. This role monitors planning adherence, material availability, and execution risks, and collaborates with cross-functional teams to ensure on-time delivery.

AI Engineer will design, build, and deploy AI solutions for a cloud-native SaaS platform. Responsibilities include developing machine learning and generative AI models, integrating AI components into products, and establishing testing and monitoring procedures.

AH to go Rotterdam Centraal is seeking energetic store employees to prepare fresh sandwiches and ensure customer satisfaction in a fast-paced environment.

Experienced HR professional providing generalist support to businesses, driving employee engagement, and ensuring organizational scalability.

Senior Backend Developer will design and implement data migrations, build scalable Go services, and integrate external systems into billing flows. Responsibilities include defining data models, building APIs, and ensuring data quality and system health.

Lead a team of application engineers, working directly with tier-1 semiconductor manufacturers to solve metrology challenges. Own the applications engineering workflow, from understanding customer needs to delivering results that shape investment decisions. Collaborate with the CEO on customer strategy and product development.

Sustaining Operations Engineer role focused on Linux-based software-defined infrastructure and applications. Requires deep debugging and troubleshooting skills across bare metal, virtualization, containerization, storage, networking, and OpenStack/Kubernetes.

Senior Software Engineer to design, build, and operate cloud-connected data pipelines for next-generation DCIM platforms. Responsibilities include developing Azure IoT Edge workloads, building MQTT-based ingestion pipelines, and implementing end-to-end data flows using Azure services. Requires strong experience with Azure IoT, MQTT, cloud data pipelines, and data center protocols.

Cost Controller will lead a team responsible for accurate and timely invoicing and analysis of logistics and transport financial data. This role ensures efficient processes for providing accurate logistics cost information.

Supports and maintains BASE24-eps in production and test/acceptance environments. Investigates and resolves incidents and problems using ITIL/ServiceNow. Performs deployments, configuration updates, and controlled changes. Collaborates with technical teams and stakeholders. Acts as a technical contact point for internal and external parties. Contributes to testing, automation, and tooling improvements. Participates in a rotating 24/7 on-call schedule.

Senior Account Manager for datacenter solutions in the Financial Services sector. Leads sales efforts exceeding €2 million, developing client relationships and delivering tailored solutions. Requires 7+ years of experience in datacenter sales, a strong network in the Netherlands' financial institutions, and fluency in Dutch and English.

The Manager, Intellectual Property & Innovation Culture leads global innovation culture initiatives, fostering a company-wide culture of innovation. This role also owns SES's global IP portfolio, ensuring innovation is captured, protected, and aligned with long-term value creation. The incumbent combines IP governance expertise with commercial acumen to deliver business impact and value creation.

Global IT Infrastructure & Security Engineer to manage and optimize IT infrastructure and security across international locations. Responsibilities include configuring, maintaining, and troubleshooting infrastructure and security solutions, managing networking and firewalling systems, and supporting international teams. Requires 5+ years of experience in IT infrastructure, networking, and data center operations, along with fluency in Dutch and English.

Senior Data Scientist focuses on scalable solutions and frameworks to address business challenges. Responsibilities include defining data science strategy, identifying and solving impactful business problems, designing and interpreting quantitative experiments, and managing stakeholder relationships. Requires 8+ years of experience as a Data Scientist, fluency in Pyspark and Python, strong statistical and hypothesis testing knowledge, and experience working with product teams. Excellent communication and collaboration skills are essential.