qa English-speaking jobs in Winschoten

Design, build, and improve a client's online platform using Java web frameworks. Translate business requirements into technical specifications and ensure application performance, scalability, and quality. Collaborate with teams, troubleshoot issues, and participate in code reviews.

Financial Controller (Finance Domain Owner) responsible for IFRS reporting, group consolidation, financial control, and compliance. Leads finance-related digitalization initiatives and system optimization. Requires strong IFRS and consolidation expertise, experience with financial reporting systems, and fluency in Dutch and English.

Postdoctoral researcher to join a collaborative project developing cutting-edge optomechanical sensors. Focus on exploiting the high sensitivity of these platforms for applications such as accelerometers or electromagnetic field sensors. Requires a PhD in optomechanics, nanophotonics, nano-engineering or related fields and hands-on experience with nanofabrication, quantum optics, photonics or nanomechanics.

Supports the implementation of R&D activities, plans and monitors execution, and ensures continuity of R&D projects. Organizes and reviews R&D results, supports dissemination, and maintains awareness of technology performance. Supports the running of technology programs, fosters new application areas, and proposes new processes for technology development.

Senior Backend Engineer will build a global, high-availability AI cloud platform. Responsibilities include designing and developing foundational backend services, analyzing and improving existing systems, and partnering with product teams. Requires 5+ years of experience building large-scale, fault-tolerant distributed systems and API microservices. Experience with Kubernetes, containers, and cloud providers (AWS, Azure, GCP) is preferred.

As an upcoming operator at IFF in Tilburg, you will collect, weigh, and process raw materials for fragrance components used in products worldwide. You will work in a fixed team using a mobile weighing station, following recipes and safety regulations.

Lead a team of 15 employees in the Putaway & Picking department, ensuring achievement of KPIs and planning targets. Manage daily operations, identify process improvements, and contribute to a safe and organized work environment.

Junior Operations Data Analyst will create and automate KPIs, metrics, and reports in Power BI. The role involves analyzing large datasets, identifying trends, and communicating findings to stakeholders. Requires a Bachelor's degree and experience developing Power BI dashboards.

Lead a team of 6-8 Account Executives to establish Dash0 as a category leader for OpenTelemetry native observability in the European market. Responsibilities include hiring, coaching, and scaling the team, supporting sales methodologies, and driving pipeline management. 3+ years of quota-carrying experience in B2B technology sales is required.

Freelance Junior Business & Data Support will translate product information from English to Dutch, assist with match rules, and maintain product data. Must have strong communication and administrative skills, fluency in Dutch and English, and the ability to meet deadlines.

Service Sales Manager will develop service and upgrade business with end users across the Netherlands, identifying opportunities within the installed base and converting insights into structured sales.

Experienced Operations Engineer needed to support the reliable operation of Enercon wind turbines across UK and Europe. Responsibilities include troubleshooting, root cause analysis, and collaborating with teams on technical resolutions. Requires minimum 5 years of hands-on experience with Enercon turbine systems and strong knowledge of electrical, control, and mechanical components.

Leads and delivers senior-level searches across Europe, building proactive pipelines and deep market insights to identify top-tier talent. Acts as a trusted advisor to C-Level leaders and HR partners, providing data-driven insights and influencing critical hiring decisions.

Production Worker needed for Cylinder Sorting Department. Responsibilities include inspecting, sorting, and preparing CO₂ cylinders. Previous production experience is an advantage. Must have communicative English and be able to work independently and as part of a team.

Experienced PHP Developer needed to build and maintain scalable cloud-based applications. Responsibilities include developing and optimizing RESTful APIs, working with containerized solutions, and contributing to a DevOps environment. Strong PHP, Symfony, and AWS experience required.

PhD position to experimentally develop and characterize Metamaterial prototypes for controlling laminar-turbulent transition on swept wings.

Service Commissioning Engineer will commission, install, test, and maintain high-voltage transformers and electrical systems at customer sites. Responsibilities include performing maintenance, repairs, and upgrades, conducting diagnostic tests, and providing technical advice. Requires a Bachelor's degree in a related field and minimum 5 years of experience in service, commissioning, or maintenance, including at least 2 years in high-voltage environments. Fluent in English (B2) and good knowledge of Dutch (B1) are required.

Develop and iterate biomaterial formulations, printing strategies, and device architectures for scalable organoid-on-chip kidney models.

Freelance Dutch copy reviewer needed to assess marketing materials for cultural appropriateness, linguistic accuracy, and brand tone of voice. Experience with global brands and copywriting required. Part-time, occasional workload.

Integration Account Manager will manage technical and relationship aspects of API partnerships, ensuring seamless integration and optimal performance. Responsibilities include technical support, identifying optimization opportunities, and collaborating with partners and internal teams to design API-driven solutions. Requires a Bachelor's degree and 2-3 years of experience in API-focused roles, technical account management, or solution engineering. Strong technical knowledge of APIs, web services, and data formats is essential. Excellent communication and problem-solving skills are also required.