qa English-speaking jobs in Leidschendam

Senior Data Scientist focuses on scalable solutions and frameworks to address business challenges. Responsibilities include defining data science strategy, identifying and solving impactful business problems, designing and interpreting quantitative experiments, and managing stakeholder relationships. Requires 8+ years of experience as a Data Scientist, fluency in Pyspark and Python, strong statistical and hypothesis testing knowledge, and experience working with product teams. Excellent communication and collaboration skills are essential.

Support the planning and implementation of POS campaigns for customers. Manage subprojects including customer communication, timeline creation, research, production control, logistics, and presentations. Oversee briefings and ensure requirements are met throughout the production process.

Develop and maintain embedded firmware for next-generation charging systems. Design and implement new features, optimize system performance, and troubleshoot technical challenges.

Leads a data science and analytics team focused on detecting malicious users, risky behavior, and harmful content. Develops and improves machine learning models and analytical systems to enhance platform safety. Collaborates with product, engineering, and trust & safety stakeholders to define strategy, metrics, and roadmap.

QA/QC Engineer needed for a major data center project in Amsterdam. Develop, implement, and maintain QA/QC procedures for Civil, Structural, and Architectural works. Ensure compliance with project specifications, standards, and client expectations.

As a QC Analyst, you will perform analytical testing on products, materials, and stability samples, ensuring product quality and safety. You will manage samples, conduct microbiological monitoring, and contribute to a compliant and safe laboratory environment.

Senior Technical Designer needed to translate retail concepts into buildable solutions across global formats. 8+ years of experience in premium retail design, including international rollouts, required. Expertise in Vectorworks, Rhino, SketchUp, and rendering software essential. Travel to APAC region for project execution.

As an HR Reporting Specialist, you will support the creation and maintenance of HR reporting across Nutreco. You will manage reporting requests, build Workday reports, and assist with Power BI dashboards. You will collaborate with global HR stakeholders and contribute to data accuracy across HR systems.

Experienced Key Account Manager needed to manage and grow a strategic customer relationship with a leading automotive OEM. Responsibilities include leading long-term sales and development programs, identifying opportunities within vehicle platforms, and negotiating at a senior level.

Leads marketing initiatives for enterprise capabilities and brand awareness, developing and executing go-to-market strategies to drive awareness, perception, and engagement among Corporate R&D audiences.

Bioinformatics System Administrator needed for commercial projects. Responsibilities include bioinformatics analysis, pipeline development, Linux infrastructure management, and data quality assurance. Requires a Bachelor's degree in bioinformatics or related field, 3+ years of experience, and proficiency in Linux, programming, bioinformatics tools, and pipeline development.

Cost Controller will lead a team responsible for accurate and timely invoicing and analysis of logistics and transport financial data. This role ensures efficient processes for providing accurate logistics cost information.

Mendix developer for the Ministry of Defence, transforming operational processes. Collaborate in a Scrum/Agile team, design and build low-code solutions, and optimize existing applications.

Lead and manage the tendering process for complex marine infrastructure projects. Develop tender success strategies, technical concepts, and commercial proposals. Manage communication with clients, partners, and subcontractors.

Paid 6-month full-time internship starting August 2026. Develop merchandising tools, assist with visual merchandising plans, analyze market data, and provide insights to internal teams. Fluent in English and Dutch or French required.

Senior AI Engineer (Tech Lead) designs, builds, and deploys AI solutions used in production environments. Leads teams, translates business challenges into technical solutions, and works with Python, ML frameworks, and cloud platforms.

Own Dash0's demand generation strategy across paid channels (LinkedIn, Google Ads, Reddit). Manage budget allocation, agency relationships, and multi-channel campaigns to drive qualified pipeline. Analyze performance, optimize conversion rates, and report on key metrics.

Experienced HR professional providing generalist support to businesses, driving employee engagement, and ensuring organizational scalability.

Industry X seeks a Dutch-speaking consultant/manager with 10+ years of experience in capital projects management, asset management, construction, and project controls. You will manage capital project delivery processes, ensuring projects are completed safely, on time, and within budget. Experience with capital project execution systems and proficiency in Microsoft applications are required.

FP&A Analyst will produce monthly reports, conduct variance analysis, and develop forecasting models. The role requires proficiency in Power BI, Excel, and strong analytical skills. Experience in FP&A or financial analysis in an international environment is preferred.