software English-speaking jobs in Leidschendam

Senior Backend Engineer focusing on Node.js to build and improve core HR workflows for a trusted HRIS platform. Requires strong engineering judgment, a product mindset, and occasional React contribution.

MSL in Oncology serves as a scientific partner to the oncology community across the Netherlands. This field-based role involves building relationships, facilitating scientific exchange, and generating insights to shape medical strategy. Requires an MSc and 3+ years of relevant experience.

Internship in Global D2C Commercial Planning. Analyze sales data, track KPIs (traffic, AOV, sales), and support planning and market analysis for the e-commerce team. Requires analytical skills and a relevant degree.

Software Application Engineer needed with fullstack and backend experience. Proficient in Java and comfortable with Perl. Responsibilities include building, owning, and improving software systems.

Legal Counsel supports ROSEN Europe B.V. by negotiating, reviewing, and executing agreements while managing legal and compliance risks across various laws. Requires a Law degree and 1-3 years of post-qualification experience.

Software Engineer for SQL Database Enablement to improve platform resilience and developer experience. Build tooling in Java, Python, Go, or Rust to automate database operations at scale. Requires deep Linux and distributed systems knowledge.

Ensure R&D activities in EV Charging comply with regulations and quality frameworks. Support engineering teams, coordinate audits, and maintain documentation governance. Requires a relevant degree and 3-5+ years of experience.

Aviation Logistics Coordinator manages helicopter scheduling and personnel logistics for offshore operations. Responsibilities include coordinating crew changes, optimizing flight schedules, and verifying personnel certifications. Requires minimum 2 years in aviation or offshore logistics.

Product Designer (Medior) will define and design intuitive user experiences, conduct user research, and develop design components. Collaborate with teams to iterate on designs based on feedback and business objectives. Requires a Bachelor's degree, 3+ years of experience in product design, and fluency in English.

As an Inbound Warehouse Employee at DHL, you will receive, inspect, and process incoming shipments. Duties include scanning, prepacking, and placing products accurately in the warehouse. Must be 18+, available for 40 hours weekly, and have own transport.

Lead operations for grocery selection, managing end-to-end execution including Inbound and Outbound processes. This role drives operational goals, manages DSP relationships, and develops talent across multiple sites.

Senior EPM Consultant specializing in OneStream. Requires 3-5 years of EPM implementation experience, including at least one full lifecycle implementation. Functional or technical background is welcome.

This role acts as a technical expert in sales, developing optimized energy storage solutions by translating customer needs into technical proposals. Requires power industry experience and strong technical/commercial skills.

Senior Business Developer to design and optimize client monitoring solutions for financial crime detection. Requires 3+ years experience delivering solutions for countering financial economic crime and strong analytical skills.

Appian Certified Lead or Senior Developer needed for Appian 20.x+. Responsibilities include design, development, and testing of BPM applications, handling integrations, and database object creation. Experience in Agile/Waterfall is required.

Take ownership of accounting, reporting, and financial administration for multiple legal entities. Prepare statutory financial statements and manage external audits. Drive process improvements and support management as a financial partner.

Serve guests with energy and warmth at The Social Hub. Responsibilities include taking orders, serving, and ensuring smooth service flow. Requires 1–2 years of hospitality experience, strong communication, and fluency in English and Dutch.

Trade Product Manager for Adhesives in Benelux. Drive commercial success by developing product strategies, executing go-to-market plans, and managing the product lifecycle. Requires a Business/Marketing degree and proficiency in Dutch and English.

Design and build production-grade AI and automation solutions to enhance application development. Develop AI workflows, integrate agents into systems, and build reusable components. Requires Python/C#/Node, Git, CI/CD, and API integration experience. Must have B2/C1 Dutch.

Manager Planning - Solids ensures timely product delivery by developing and implementing planning strategies. This role leads a team of five Planners, optimizing end-to-end processes and managing risk for critical products.