223 English-speaking jobs in Delft

Senior Database Administrator needed to manage performance, scalability, and cost of Azure SQL estate. Focus on proactive optimization, query tuning, index management, and cost reduction strategies. Collaborate with engineering teams on microservices decomposition and data governance. Deep Azure SQL expertise and experience in performance tuning at API scale required.

UX Designer to rapidly prototype and refine AI-powered product concepts. Responsible for the entire design process, from research and ideation to delivery. Requires 5+ years of UX design experience, a design-related degree, and proficiency in tools like Figma.

UX Designer to join a multidisciplinary product development team, collaborating on AI-powered features for ITSM platforms. Responsibilities include rapid prototyping, user research, design creation, and collaboration with stakeholders. Requires 5+ years of UX design experience, a bachelor's degree in a related field, and proficiency in design tools.

This 2-year Postdoc position investigates the corrosion behavior of bipolar plates in water electrolysis cells. The successful candidate will develop accelerated corrosion tests and standardized protocols for alternative BPP materials.

Senior Systems Engineer with 10+ years of experience in optics, guiding the development and realization of optical systems from large telescopes to PICs. Responsibilities include connecting disciplines, ensuring technical project success, minimizing risks, and contributing to technology roadmaps. Requires a Master's degree in applied physics or engineering with specialization in optics and proven experience leading multi-disciplinary teams. Fluency in English is required.

Senior Optical Designer will lead the optical design process for imaging and illumination systems, from requirements gathering to final design. Requires a Master's degree in optical physics or engineering and 10+ years of experience. Experience with Ansys Zemax OpticStudio, CodeV, Python, or Matlab is essential.

Design and prototype a method to verify Rust programs, particularly those with cyclic structures, by translating them into a proof assistant for machine-checked correctness.

Senior Optical Designer will lead the optical design process for imaging and illumination systems, from requirements gathering to toleranced design. Requires a Masters degree in optical physics or engineering and 10+ years of experience. Experience with Ansys Zemax OpticStudio, CodeV, Python, or Matlab is essential.

Project & Acquisition Manager for semiconductor industry research projects. Manage complex, multidisciplinary projects from proposal to delivery, leading teams and collaborating with industry partners. Requires 8+ years project management experience in a high-tech systems environment and a Master's or PhD in a relevant technical field.

Security Engineer needed for mobile security testing, architecture analysis, and source code review. Experience with penetration testing, reverse engineering, and cryptography is required. Excellent English communication skills are essential.

Teaching assistants are needed for TB231C Systems modelling 3 (ABM-Part) starting in September 2026. Applicants should have experience with Agent-based modelling and Python (mesa library). Assisting students during practical sessions, providing written feedback, and supporting grading are key tasks.

Senior digital designer to shape cutting-edge IP for complex digital-AMS ASIC solutions. Requires strong front-end digital design knowledge, RTL coding, and understanding of the full digital design flow.

Qlayers is seeking a Chief Commercial Officer to lead global commercial growth for a company with deployed robots and customers worldwide.

Qlayers is seeking a Chief Commercial Officer to lead commercial and sales efforts as the company scales its robot-based technology.

Flink, a leading online supermarket, seeks enthusiastic e-bike riders to deliver groceries efficiently and reliably. Deliveries are made using Flink e-bikes or e-scooters from strategically located hubs.

Flink seeks enthusiastic riders to deliver groceries using e-bikes or e-scooters. Deliveries are made from strategically located hubs in urban areas. Must be at least 16 years old and able to work in the Netherlands.

Flink, the leading online supermarket, seeks enthusiastic e-bike riders to deliver groceries efficiently and reliably. Must be 16 years or older, eligible to work in the Netherlands, and able to speak English or Dutch.

Flink, a leading online supermarket, seeks enthusiastic e-bike riders to deliver groceries efficiently and reliably. Deliveries are made using Flink e-bikes or e-scooters from strategically located hubs.

Lead high-performing engineering teams in delivering reliable and scalable cloud and infrastructure solutions. Guide teams in planning, building, deploying, and operating software while ensuring alignment with company goals and engineering standards. Foster professional growth and development within teams, providing technical guidance and support. Manage 5-15 software engineers, architects, and testers across two engineering teams.

Lead product strategy and development for ITSM/ESM, leveraging AI and agent technology. Own portfolio outcomes, including adoption, retention, and market position. Align teams and stakeholders, drive product vision, and make strategic decisions.