qa English-speaking jobs in Deventer

Trading Operations Specialist needed to support a high-performance options trading business. This hands-on role involves supporting the full trade lifecycle, reconciliations, and settlements. Candidates must have 2-7 years of experience in Trading Operations within a quantitative trading environment.

Senior Java Software Engineer to design, develop, and maintain advanced Java 17+ applications. Responsibilities include building APIs with Spring Boot, SQL, and Cassandra, managing Kafka, and resolving production issues.

Senior Software Engineer focusing on Data Platform Engineering (OLAP). Build foundational tooling for Big Data Platforms, optimizing real-time analytics using Druid, FastAPI, Java, and Kafka. Requires 8+ years as a Python or Java expert.

Infrastructure Engineer to support, develop, and manage IaaS services including Virtualization, Storage, and Data Center Infrastructure. Requires NATO COSMIC TOP SECRET clearance, MSc/BSc with 5/7 years experience, and expertise in VMware and SAN/NAS.

Native Dutch speaker needed for a 12-month contract to label, annotate, and evaluate photos, graphics, videos, and designs in Dutch. Assess linguistic quality and build Dutch-specific datasets for AI.

Platform Engineer role at a health-tech AI start-up. Requires strong backend engineering in Python/Typescript, plus infrastructure experience with Terraform, AWS/Azure, and containerization. Must speak B2 Dutch.

Commercial Director to drive market entry for Hydro-Pneumatic Energy Storage. Lead opportunity pursuit from contact to contract, shaping solutions and building partnerships. Requires B2B experience in energy/storage and technical-commercial fluency.

Marketing Manager/Director to define and implement regional brand strategy for KERASTASE in N.A. markets, focusing on China and Korea. This role drives growth, market share, and transition to D2C models. Responsibilities include managing brand strategy, consumer insights, and leading local marketing teams.

Quant Trader for a boutique Crypto market maker. Focus on systematic market-making and short-horizon strategies. Requires 2+ years in quantitative trading/research, strong Python skills, and market microstructure knowledge.

Order picker needed for 24-40 hours per week in Elst, Gelderland. Repackage pallets based on customer orders, ensuring correct products are placed together. Must be 18 years or older, speak Dutch or English, and willing to complete a Dangerous Goods course.

Lead commercial due diligence and growth strategy projects for private equity and corporate clients. Responsibilities include structuring analyses, managing teams, and advising C-level executives. Requires 5+ years of strategy consulting experience.

Certification Engineer Diesel Engine prepares and executes emissions and OBD certification tests. This role requires a Bachelor’s or Master’s in Automotive or Mechanical Engineering with experience in heavy-duty diesel engines.

Independent Working Chef required for full-time role. Duties include food preparation, quality control, and supervising assistants. Requires MBO level 3 knowledge of cooking techniques and ingredients.

Lead finance, accounting, controlling, administration, and group treasury functions. Provide financial insight for strategic decisions, professionalize treasury, and strengthen governance for a growing technology company. Requires fluency in Dutch and English, and good German.

Warehouse Employee role at Boston Scientific involves preparing orders by filling boxes with specific articles guided by a hand scanner. This full-time position requires a motivated and organized individual.

Junior Supply Chain Specialist to act as Operational Supplier Coordinator. Secure material availability by managing supplier performance and resolving supply shortages. Requires a degree and experience in logistics or supply chain.

Key Account Manager for international business at a local boutique. Build and manage client relationships, identify commercial opportunities, and advise on international employment and payroll solutions. Requires experience in international HR, EOR, or sales.

Product Management Expert - Reviewer role involves 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.

European Single Stock Options Trader role at a top prop firm building a new desk in Amsterdam. Requires 3-5 years of options trading experience specifically in European single stocks. The role involves systematic market-making with discretionary trading opportunities.

Manage newsletter designs and paid media campaigns on Meta, Google, and TikTok. Oversee acquisition and retention, CRM roadmap via Klaviyo, and boost online sales through data analysis and strategy.