developer English-speaking jobs in Leidschendam

Data Flow Engineer (NiFi) joins the Data Orchestration Squad to design, implement, and manage data flows for fraud analysis. Responsibilities include maintaining data structures and driving automation. Requires at least 2 years of NiFi experience.

Account Executive (Insurance) drives growth by owning the full sales cycle for AI Agents in the insurance sector. Responsibilities include prospecting, demos, and closing deals with insurers and brokers. Requires strong sales skills in Dutch and English.

Lead HR operations, international mobility, and a team of four professionals. Manage the full employee lifecycle and provide primary HR contact for key clients across Italy, France, Germany, and the UK.

Field Service & Commissioning Engineer to perform on-site commissioning, maintenance, and troubleshooting of combustion and fired equipment in oil, gas, and petrochemical industries. Requires technical skills in mechanical, electrical, and PLC systems, and extensive travel.

Senior Java Spring Boot Developer needed for a banking project focusing on Agentic AI solutions using Model Context Protocol (MCP). Requires 8+ years of IT experience, expertise in Java 17+, Spring Boot, and enterprise API design, with Azure experience.

Material Processing Operator in a full-time, shift-based production environment. Process metal and plastic materials into hose and piping systems, performing quality inspections and machine operation. Requires Mbo level or equivalent and 1-2 years of production experience.

Sales Executive MedTech drives profitable revenue growth by managing high-value Tier-1 and OEM accounts. This role aligns customer technical requirements with internal teams, identifying new business in MedTech and leading complex contract negotiations.

As a Pollinator, you will carry out controlled pollination and cross-breeding of plants, monitor germination and growth, and digitally record data. You will also collect and process plant parts, clean and prepare seeds, and support other teams.

Join the Strategy & Technology Group in Rotterdam as an Associate. Analyze complex strategic problems for global (re)insurance clients, translating data into executive insights. Requires 3+ years' experience and a relevant Master's degree.

Customer Service Representative in the banking sector. Process complex customer requests, including data changes and onboarding, for private and business clients. Requires MBO level, strong Dutch communication, and attention to detail.

Graphic Design Intern to support digital marketing campaigns, social media, and website assets. Must have a strong design sense, be organized, and able to manage multiple projects. Fluent English required.

Product Owner responsible for defining and prioritizing requirements for the Terminal Operating System. Acts as the bridge between business stakeholders and technical teams, driving roadmap alignment and continuous improvement. Requires Agile knowledge and experience translating business needs.

Lead Expert needed for Hybrid Bonding, CMP, and Advanced Packaging Metrology. This role drives application and technology direction, translating process challenges into metrology requirements for high-volume manufacturing.

Sourcing & Category Expert Infrastructure Software drives global spend results. This role creates sourcing execution approaches, manages strategic contracts, and develops vendor strategies for critical software. Requires 3-6 years in strategic procurement.

Execute monthly financial closings and maintain internal controls for DTC operations across EMEA. This role supports audits, maintains J-SOX compliance, and provides financial insights for retail channels. Requires a relevant degree and 1-3 years of experience.

This internship combines marketing, events, socials, and operations. Responsibilities include driving UGC, managing PR, updating e-commerce, and creating organic social content. Ideal for marketing students with creative, self-driven thinking.

SOC Engineer with 3-5 years of experience in Splunk engineering and detection engineering. Responsibilities include administering the Splunk stack, building correlation searches, and integrating SOAR playbooks. Requires strong SPL proficiency and IT degree.

Manage a portfolio of large Benelux customers, driving retention and helping clients meet HR goals using the Tellent Suite. Requires strong Dutch and English communication skills.

Deliver groceries using Flink scooters, providing fast and safe service to customers. Must be at least 16 years old with a valid scooter or car license and eligibility to work in the Netherlands.

Become an Uber Eats delivery courier. Pick up meals from local restaurants and deliver them using the Uber Eats app. Requires a smartphone, own bicycle, e-bike, or scooter, and fluency in Dutch or English.