developer English-speaking jobs in Leidschendam

Support Product Managers for marine and industrial engines and system solutions. Conduct market, competitor, and product analyses, prepare reports and business cases, and support product launches. Coordinate with Sales, Engineering, Operations, and international stakeholders.

Online GZ-Psychologist to provide treatment via video calls and e-health applications. Lead practitioner role conducting intakes, diagnostics, and treatments. Provide supervision and coaching to junior psychologists. Must be a BIG-registered healthcare psychologist with experience in supervision and coaching. Fluent English required.

Siemens Digital Industries Software seeks a Principal Pre-Sales Consultant to guide enterprise customers through AI transformation. This role focuses on connecting business challenges to Siemens' digital, data, and AI capabilities, shaping how companies unlock the power of connected data.

The Rijksmuseum seeks a Curator of Costume to steward and research the collection, contribute to exhibitions, and develop a sustainable conservation strategy.

Samsung Electronics offers a three-year General Traineeship program for ambitious graduates. The program includes rotations through departments like Mobile, Audio & Video, Home Appliances, and Display. Trainees will participate in strategic projects, receive structured training, and develop skills in various roles. Opportunities are available in areas such as Marketing, Business Planning, Business Innovation & Strategy, Channel Marketing, Supply Chain Management, CRM & Loyalty, Customer Experience, and Digital Marketing.

Part-time Sales Assistant position at Maje Amstelveen store. Provide personalized customer service, develop customer loyalty, and handle transactions and stock. Basic Dutch required.

This PhD project focuses on the experimental realization and study of 3D self-organization of light-driven microswimmers. The successful candidate will develop an experimental platform, fabricate and characterize microswimmers, and analyze their motion and interactions using advanced microscopy.

Business Development Director to drive the commercial plan for institutional investors in the Benelux and Nordics regions. Will execute the EMEA Institutional Sales strategy, develop a regional sales strategy, and represent client perspectives internally. Requires deep understanding of institutional investor needs, proven sales experience, and strong knowledge of sustainable and impact investing.

Operates advanced plasma systems, ensuring safe, reliable, and consistent performance during experimental campaigns. Prepares, executes, and supports experiments, monitors system performance, and resolves technical issues. Translates research objectives into experimental plans and contributes to process optimization and system tuning.

Service Technician needed for preventive maintenance and troubleshooting at the Hollandse Kust Zuid offshore wind farm. Perform maintenance on mechanical, hydraulic, and electrical components, assist with repairs, and support warehouse operations. Requires a vocational degree or equivalent experience and a commitment to safety.

The Payload Validation Engineer will support the definition and execution of laboratory-based payload element validation activities, with a focus on imaging focal plane technologies. Responsibilities include software development for data analysis, automation, and hardware interfacing, as well as performing tests and analyzing data. The role requires expertise in microcontrollers, FPGAs, readout electronics, and software development tools.

Operations Manager/Operations Lead will manage a team of 85 colleagues, drive safety, performance, and continuous improvement, and act as the right hand of the Plant Manager.

Senior Agent - Software Developer - Java designs, develops, and tests software and database components for Europol's ICT solutions. Responsibilities include developing REST APIs, web components, and participating in R&D activities. Requires extensive experience in Agile software development, Java, and related frameworks.

We are Kao, listed as one of the world's most ethical companies for the last 20 years. Our EMEA brand portfolio spans across three sectors; Consumer Care (John Frieda, Guhl, Bondi Sands, Bioré, Jergens, Curél), Professional Hair (Goldwell, Oribe, KMS Hair, Kerasilk), and Molton Brown.

Develop and execute marketing strategies for the global Healthcare segment. Create content, sales tools, and campaigns focused on topics like dementia-friendly design and sustainability. Collaborate with sales teams, architects, and designers to drive market presence.

Samsung Electronics offers a three-year General Traineeship program for ambitious graduates. The program includes rotations through departments like Mobile, Audio & Video, Home Appliances, and Display. Trainees will participate in strategic projects, receive structured training, and develop skills in various roles. Opportunities are available in areas such as Marketing, Business Planning, Business Innovation & Strategy, Channel Marketing, Supply Chain Management, CRM & Loyalty, Customer Experience, and Digital Marketing.

Associate Director, Investor Relations will support fundraising, LP relationship management, and strategic investor engagement. Responsibilities include building relationships with institutional investors, preparing fundraising materials, coordinating due diligence, and supporting investor events.

Lead a team of Haskell and Rust engineers, architecting and delivering foundational services for an e-commerce platform. Responsibilities include team management, mentoring, and hands-on development. Requires experience leading engineering teams, strong backend development skills, and proficiency in Haskell, Rust, and Python.

Technical Production Employee needed for a fast-track to permanent contract. Responsibilities include operating production machines, performing quality inspections, and supporting production departments.

Customer Service Representative for a lighting solutions company. Handles order management, delivery oversight, and customer relationship management. Requires German C2 and English B2, excellent communication and organizational skills.