qa English-speaking jobs in Leidschendam

Lead and coordinate technical work across R&D projects focused on developing scalable and high-quality quantum devices. Drive project progress, design and execute experimental strategies, and analyze results. Coordinate with design, fabrication, and measurement teams to ensure a coherent and efficient R&D cycle.

Senior Financial Controller ensures accurate financial reporting, compliance, and accounting governance for multiple EMEA legal entities. Collaborates with stakeholders across Finance and Operations, driving process improvements and supporting finance transformation initiatives.

Senior DevOps Engineer needed for dynamic team supporting AI SaaS and PaaS solutions. Requires 7+ years experience with SDLC, CI/CD, software engineering, networking, operating systems, cloud platforms (AWS preferred), IaC (Terraform), Kubernetes, PostgreSQL, and observability tools.

Attorney-at-law specializing in administrative law, including zoning plans and environmental permits. Provides legal advice and litigation support to clients in the environment and project development sectors.

SAP Retail Consultant to support e-commerce platform adoption and third-party integrations (wholesale, concession, marketplace). Will manage handover from external partner and contribute to retail, checkout systems, and omnichannel projects. Requires 3+ years SAP development/maintenance experience, strong SD and MM modules knowledge, and excellent communication skills.

Lead Backend Engineer will design and implement secure, auditable agentic workflows for V-Assist, Vinted's internal AI assistant. Responsibilities include optimizing indexing pipelines, partnering with stakeholders to develop technical roadmaps, and mentoring IC2 and IC3 engineers.

This HR Business Partner role supports the effective delivery of HR programs and services to employees in assigned areas. The position develops, executes, and maintains HR policies, procedures, and processes. Responsibilities include providing expert advice on global compliance, compensation, and HR analytics, ensuring compliance with local labor laws, and developing and implementing HR initiatives and programs. The ideal candidate has 4+ years of HR controlling or compliance experience in an international retail environment and fluency in English and Dutch.

Design and deliver structural engineering for superyachts (50-140m). Collaborate with project leader, draftsmen, production, and purchasing. Create technical drawings, verify accuracy, and ensure material quality and timely delivery.

Develop systems to analyze and enhance sports data using .NET and C#. Responsibilities include building error detection systems, creating data structures, and applying Domain Driven Design (DDD) logic.

Lead the Service Assurance & Compliance value stream, ensuring risk management, quality management, audit readiness, governance reporting, and compliance activities are effectively organized and continuously improved. Maintain and manage the risk register, own and improve the Quality Management System, and coordinate audits. Embed assurance and compliance requirements into daily operations while providing clear governance reporting.

Product Developer for a leading modern menswear brand. Develops and manages products from concept to production, including technical development, fittings, and supplier management. Requires a fashion-related degree and 2+ years of experience in product development.

Drive new business development for security assessments in the Benelux and DACH regions. Identify and qualify opportunities within software-driven organizations, including software-only businesses and SaaS companies. Build and maintain relationships with senior stakeholders such as CIOs, CISOs, and CEOs. Translate technical services into clear and compelling commercial propositions.

Provides advisory services to clients on derivative products and risk management strategies, focusing on interest rate and FX exposures. Conducts quantitative and qualitative analysis of client financial portfolios and exposures. Structures, models, and analyzes complex derivative transactions. Collaborates with deal managers, trading/execution, legal, and other teams to ensure seamless transaction execution. Delivers client presentations, market research, reports, and briefings. Maintains and deepens direct client relationships.

The Corporate Controller oversees financial management and analysis for the corporate manufacturing plant, global spare parts activities, reverse logistics, and real estate management. This role supports monthly IC revenue, contribution margin, efficiency results, and EBIT forecasting. The Corporate Controller collaborates with leadership and cross-functional teams to provide financial insights and reports.

Develop advanced analytics solutions and models to drive data-informed commercial decisions for Business Banking. Collaborate with subject matter experts to bring models into production. Support business in understanding customer behavior through data.

Python Developer (ZZP) will design, develop, and maintain Python-based backend services, APIs, integrations, and automation solutions. Responsibilities include service, data, and database integration, data processing, and collaboration with other developers and stakeholders.

Production Employee processes powder flavorings into high-quality products. Responsibilities include weighing raw materials, mixing ingredients, operating machines, and packaging finished products. Must be able to lift 20-25 kg bags and work in a three-shift schedule.

Data Science Graduate Trainee will translate business problems into analytical models, collaborate with various teams, and build/test machine learning models.

As a bike mechanic, you will prepare bikes for road use, perform repairs, and conduct preventative maintenance on both standard and e-bikes. You will record repair data accurately and work independently while collaborating with a team.

Uber seeks an attorney with expertise in European payments and financial services to advise the EU Payments team on regulatory compliance and new product development. The Counsel, Payments EU will provide legal guidance on payments, fintech, consumer protection, AML, KYC, sanctions, and other relevant areas.