qa English-speaking jobs in Bussum

Backend Engineer will design and build scalable RESTful APIs and event-driven systems for advertising products. Collaborate with cross-functional teams to deliver end-to-end solutions. Requires strong Java/J2EE experience and familiarity with SQL/NoSQL databases.

The Data Center Subject Matter Expert (Power) will manage projects, ensure safe and efficient delivery of critical maintenance, and plan and implement customer-requested work. The role requires knowledge of electrical systems in data centers and strong communication and project management skills.

As a Treasury Specialist, you will manage cash and liquidity, identify and manage financial risks, and drive continuous improvements within the treasury function.

A highly motivated Master's student in Systems Biology, Bioinformatics, or a related field is sought to analyze transcriptomic data from pancreatic ductal adenocarcinoma (PDAC) patients. The intern will identify immune subtypes, characterize them using immune-related signals, and evaluate their predictive value for early progression.

The Senior Director – HSE leads the Environmental, Health & Safety function for a new oral solid dosage manufacturing facility in Katwijk, Netherlands. This role provides strategic direction and vision across occupational health, industrial hygiene, process safety, and environmental compliance. The Senior Director will lead the EHS department, ensure regulatory compliance, and support capital projects through design, construction, and start-up phases.

Cost Controller will lead a team responsible for accurate and timely invoicing and analysis of logistics and transport financial data. Responsibilities include classifying and analyzing logistics costs, coordinating with Accounting, preparing cost accruals, auditing invoices, and preparing cost reports.

Senior Security Architect to design, govern, and embed secure architectural principles across Unit4's technology estate. Develop and mature enterprise security architecture across cloud, infrastructure, identity, SaaS, and endpoint domains. Collaborate with senior stakeholders, guide teams, and translate business strategy and risk into secure, scalable, and pragmatic designs.

Develop, optimize, and qualify new manufacturing processes for product introduction. Collaborate with R&D and Design teams to ensure DFM and DFA. Specify, procure, and qualify production equipment, tooling, and fixtures.

The HR Business Partner is a strategic advisor to senior leaders, driving HR strategy alignment with business priorities. This role involves workforce planning, performance management, cultural transformation, and talent acquisition. Requires 5+ years of experience in strategic HR roles and expertise in workforce planning, succession, and talent strategy. Fluency in English is required, Dutch is a plus.

Technical Writer to support design and development of Class III medical devices and combination products. Experience with design control documentation, risk management, and regulatory submissions required. Must have a technical or scientific degree and fluency in English.

Develops tax concepts to optimize group company tax positions and leads implementation. Manages tax filing obligations for group companies in various countries. Provides tax support to projects and assists with year-end tax accounting.

AI-first UX/UI Designer needed to design exceptional user experiences using generative AI tools. Must have 3-5 years of web design experience, a strong portfolio demonstrating business impact, and expert Figma proficiency. Hands-on experience with GenAI design tools (e.g., Figma AI, Nano Banana, Vertex AI, Midjourney) is required.

Senior sales professional driving new business growth for MuleSoft's Enterprise Platform in the Netherlands. Focus on exceeding sales targets by identifying, qualifying, and closing deals within enterprise accounts.

Junior People Business Partner will support HR operations, recruitment, and people partnering activities. Responsibilities include ensuring smooth HR processes, supporting the employee lifecycle, managing recruitment, and advising managers on people-related topics.

QC Analyst performs analytical testing on products, materials, and stability samples, ensuring quality and compliance with GxP standards. Conducts microbiological monitoring and reports technical issues. Requires a Bachelor's degree in a life science field and fluency in English.

Provide technical support to customers, troubleshoot problems, and suggest solutions. Assist Field Service Technicians and program small equipment changes. Maintain customer records and support on-site service as needed.

As a Senior Data Scientist, you will implement improvements to predictive models, write production-level code, and contribute to the optimization of portfolio decisions. You will shape the vision for forecasting platform development and integrate forecasting into control processes.

Lead end-to-end data science projects, sourcing and modeling data in Databricks to build AI/ML solutions. Design, develop, and maintain AI and ML models, perform complex analyses, and explore new methodologies.

Senior Product Manager to lead the evolution of Automation & Approval Workflows, defining product strategy and roadmap, conducting user research, and collaborating with cross-functional teams to deliver automation-first experiences.

The HR Business Partner provides end-to-end employee lifecycle management, ensuring compliance with Dutch employment legislation and a positive employee experience. The role involves managing employee relations, supporting career development, and collaborating with various HR teams.