software English-speaking jobs in Leidschendam

Supports WWF International's performance management approach, ensuring fairness, inclusivity, and development focus. Provides guidance to managers and staff on performance conversations, goal setting, feedback, and development planning. Analyzes performance management data and trends to identify areas for improvement. Collaborates with internal and external stakeholders to ensure alignment and coherence across people processes.

Senior Front-End Developer will own front-end architecture and delivery for AI-native products. Responsibilities include building a shared component library and design system used across multiple AI platform products. Requires 7+ years of front-end development experience, mastery of HTML5, CSS3, JavaScript, and React, and strong TypeScript fluency. Experience with Styled Components, Figma, and AWS services is a plus.

Graduate Engineer Program at Mollie in Amsterdam. Develop and test new features, collaborate with engineers, and contribute to the technical roadmap.

Senior Salesforce Developer to build a Salesforce native platform. Requires 4-7+ years of experience, strong Apex and LWC skills, and a solid understanding of Salesforce architecture. Platform Developer I certification required.

Engineer will design, implement, and maintain enterprise LAN infrastructure. Responsibilities include configuring, optimizing, and troubleshooting switching, routing, and firewall rules. Support access layer services and monitor LAN health. Minimum CCNP Enterprise certification and 7+ years of experience required.

Investment Analyst Intern to support real investment decisions at a next-generation venture capital firm focused on AI-powered B2B software.

Operational Technology & Cybersecurity Specialist provides site-level operational and cybersecurity support. Executes, applies, and communicates established enterprise policies and standards. Requires strong knowledge of cybersecurity principles, OT environments, and risk-based security concepts.

Project Controller (Reserve List) - ESA is seeking candidates for a Reserve list to support space projects. Successful candidates will provide project control and management support, including cost, schedule, workforce, risks, and geographical return. Responsibilities include implementing planning and control procedures, leading risk management, preparing tender documents, and participating in contract negotiations. A master's degree and four years of relevant experience are required.

Software Engineer to build customer-facing products and scale the core insurance platform across the EU. Will lead technical development, mentor engineers, and collaborate across functions. Requires experience building products, leading teams, and working in a fast-paced environment.

Associate Manager for Warehousing and Production Control to oversee daily operations in Tilburg. Manage inbound/outbound material flow, inventory, and team performance. Ensure on-time delivery, meet KPI targets, and drive continuous improvement.

Design, implement, and verify AOCS algorithms, sensors, and actuators for satellite missions. Develop control algorithms, software, and simulation models. Collaborate with system engineers and contribute to mission proposals.

Investment Specialist providing client support in navigating the trading platform, explaining investment products, and discussing market developments. Fluent Czech and English required.

Senior Pricing Analyst to develop and refine pricing strategies across customer segments and product lines. Analyze customer behavior, price elasticity, and competitive dynamics to optimize pricing structures and portfolio profitability.

Neople seeks a systems-minded Head of Delivery to build and scale customer delivery, implementation, and operational excellence. The role requires at least 5 years of experience in Operations, Delivery, Customer Success, or Implementation, with a strong operational mindset and experience leading teams.

Risk & Compliance Director needed for a major European FMCG group modernizing its technology organization. You will set the future-state vision for Tech risk and compliance, drive the transformation roadmap, and build a functioning Risk and Compliance operating model.

Backend Engineer to design, develop, and maintain backend services and APIs for enterprise applications. Build and optimize AI-driven systems, integrate features into large-scale systems, and ensure seamless data processing.

Develop and optimize GC, GCxGC, and GC-MS applications based on customer needs and industry standards. Translate analytical challenges into robust solutions and contribute to innovative GC technologies.

Experienced Solutions Architect with Dutch required for a long-term contract in Amsterdam. Design and implement modernization strategies for legacy applications and infrastructure, leading cloud migrations and API integrations.

Production Supervisor to lead daily blending and logistics operations. Manages a team of 15, ensuring production targets, safety, and quality standards are met. Requires experience in production supervision, food/beverage processing, and fluency in Dutch.

Provides administrative and procedural support for new marketing authorization applications and variations in the EU, UK, Switzerland, and non-EU SEE countries. Collaborates with cross-functional teams and Regulatory Affairs leadership.