developer English-speaking jobs in Leidschendam

Data Analyst to transform raw platform data into actionable insights for product decisions and growth. Responsibilities include building dashboards, analyzing user behavior, and designing A/B tests. Requires 3+ years of experience and proficiency in SQL and BI tools.

Manage procurement for digital and performance marketing categories, including PPC, SEO, and paid media. This role requires strong knowledge of the digital marketing ecosystem, commercial negotiation, and supplier management.

Build backend systems for smart heat pumps, developing services to collect and process data. Requires experience with Python, Java, Node.js, scalable architectures, APIs, and cloud environments.

Build, test, and optimize paid social campaigns across platforms like Instagram, Facebook, and TikTok to scale customer acquisition. Focus on full-funnel strategy, creative testing, and driving high-quality demand.

Internship focused on Java performance optimization in microservices running on Kubernetes. You will analyze and profile Spring Boot services to reduce memory consumption and deliver proof-of-concept optimizations.

Finance Business Architect needed for a large-scale Finance Transformation and SAP modernization. Define and optimize end-to-end finance processes (R2R, O2C, P2P, etc.) and target operating models. Requires 10+ years in Finance Transformation and deep process expertise.

This role bridges planning and execution to standardize installation project delivery globally. You will develop schedules, link project teams, and improve planning methodologies across projects.

Workday Integration Specialist to develop and manage integrations between Workday and internal systems via Azure. Responsibilities include EIB, Core Connector, API, and Studio development, using XSLT and DevOps practices. Requires 5+ years of Workday integration experience and Azure skills.

Own Aquablu's brand video, focusing on short-form content for social media. Shoot solo (camera, audio, lighting) and edit with a strong eye for hooks and retention. Must be proficient in video editing and photography.

Senior Accountant role within the Market Research and Manufacturing industry. This mid-senior level, full-time position involves accounting and finance functions. The role offers a hybrid working arrangement.

Sales Trader role focused on building client portfolios and providing strategic trade solutions in environmental commodities. Requires 1-2+ years in B2B sales, strong sales acumen, and native French proficiency.

Logistics Operations Project Manager leads logistics processes, technology integration, and change management for a global account. Responsibilities include aligning multi-site operations, managing 3PL partners, and overseeing WMS upgrades.

Sous Chef at a Michelin-starred restaurant. Contribute to refined dining using seasonal, locally sourced ingredients. Responsibilities include menu development and leading the kitchen team.

Senior Works Manager to provide technical, operational, and administrative leadership for marine or offshore projects. Responsibilities include ensuring site safety, planning, and execution while leading the project team. Requires 15+ years of offshore/marine experience.

Business Consultant - Document Specialist role requires reviewing and assessing domain-specific documents for quality and accuracy. Candidates need 2+ years of relevant experience, strong document analysis skills, and proficiency in Excel, PowerPoint, and Word.

Experienced People Partner to advise managers, drive performance, and lead People & Culture projects. Responsibilities include supporting the full employee lifecycle and ensuring compliant HR practices across international offices. Requires 5+ years of HR experience.

Junior Service Technician to install, maintain, and repair mobile security systems across Germany. Requires technical background, German fluency, and a valid driver's license.

Product Support Engineer & Trainer provides technical support to customers and dealers, develops solutions, and delivers technical training. Requires technical knowledge of hydraulics, electronics, and PLC, plus fluent Dutch.

Electrical Technician responsible for installing, repairing, and maintaining diving systems and equipment. Work involves advanced saturation systems and ROV technologies while ensuring diver safety and QSHE compliance. Requires an electrical engineering diploma and MBO-level skills.

Multi-skilled Technician performs preventive maintenance and repairs on mechanical, electrical, and building systems. Duties include inspections, diagnosing problems, and assisting with equipment installation. Requires a high school diploma or trade school diploma with 1-2 years of experience.