307 English-speaking jobs in Delft

International School Delft Secondary – MYP English teacher 0,4- 0,5 FTE vacancy- per 1 August 2026 Join us at International School Delft Secondary as an English teacher (0. 4-0. 5 FTE) and become a catalyst for student success.

Senior Java Software Engineer needed for a 1-year fixed term role. Develop scalable backend services, APIs, and microservices for an enterprise discovery platform. Must have 8+ years of backend development experience with Java, Kotlin, Node.js, REST APIs, and cloud platforms.

Our family of innovators offers world-class hydrometeorological technologies and services, including sensors, dataloggers, telemetry, and advanced analytics and software. Our technology and services empower the communities and organizations to survive – and thrive – in the face of escalating environmental risks.

Own and manage a portfolio of enterprise customers, driving adoption, retention, renewals, and expansion. Lead renewal strategies, identify upsell and cross-sell opportunities, and increase customer lifetime value. Act as the primary escalation owner for complex customer situations. Build strong relationships at both operational and executive levels. Partner cross-functionally with Product, Engineering, Support, and Finance. Represent the voice of the customer internally. Drive operational excellence by applying and improving Customer Success playbooks, cadences, and health monitoring.

Revenue Support / Analyst for a hotel cluster in the Netherlands. Supports revenue operations, including rate checks, distribution, and data analysis. Ensures process quality and consistency. Requires analytical skills, attention to detail, and experience with revenue management systems.

Software Engineer will contribute to the development and maintenance of Officient, an HR platform for small and mid-sized organizations. Responsibilities include adding smart functionalities, ensuring smooth product operation, and optimizing user experience. The ideal candidate has strong PHP, JavaScript, and Vue.js skills, knowledge of SQL, and experience with HR/business software.

Description Centrient Pharmaceuticals is the leading manufacturer of beta-lactam antibiotics, and a provider of next generation statins and anti-fungals. We produce and sell intermediates, active pharmaceutical ingredients and finished dosage forms. We are a pharmaceutical company with a clear Purpose: to improve lives through innovative and sustainable manufacturing of medicines.

Senior Java Developer to design, develop, and integrate UI components for simulation setup and control. Experience with JavaFX, Swing, and UI development for engineering applications required.

Postdoctoral position in quantum network architectures at QuTech. Design and analyze large-scale quantum networks using analytical and numerical methods.

Field Engineer for subsea cable installation projects. Oversees installation, (de)mobilization, and maintenance of cable equipment. Requires technical expertise, communication skills, and adherence to safety protocols.

Data Steward needed for a world-renowned knowledge institute. Develop and implement data management protocols and policies. Support researchers in designing data management protocols and advise on their use.

About this position High-quality optical systems are developed at TNO, with the Optics department playing a key role. We create breakthrough optical solutions for a healthier, safer, more sustainable and digital world, for challenging applications and demanding environments, together with our partners.

As a Commercial Product Manager, you will develop and implement the product strategy for Exact Online Accounting, including automated invoice processing and banking solutions. You will collaborate with stakeholders, define product roadmaps, and manage the full product lifecycle.

Support engineer providing technical assistance to engineering teams and customers for simulation software packages. Analyze and document software defects, evaluate customer reports, and conduct technical trainings.

Sales Manager to drive sales of Space Products portfolio. Manage sales pipeline, develop customer relationships, and support business development.

Operate your own production line in a modern food facility. Manage the entire process from setup to delivery of a high-quality end product. Work in a fixed 2-shift system with a potential to earn up to €3,600 gross per month.

The Start Making Sense project at the LDE Centre for BOLD Cities seeks a student assistant to conduct literature reviews, develop an artist intervention, and support knowledge exchange activities related to urban surveillance and camera technologies.

ParaPy is seeking junior, medior, and senior Frontend Developers to join its growing team. Develop functionality for engineers to create 3D web applications using Python without requiring in-depth knowledge of HTML, JavaScript, and CSS. Collaborate with project leads and customers to identify requirements and convert them into new features.

Spin Qubit Calibration Engineer will calibrate, tune, and optimize spin qubit devices to enhance performance and scalability of quantum computing systems. Responsibilities include qubit calibration, system optimization, hardware and software integration, algorithm development, problem solving, and documentation. Requires a M.Sc. or Ph.D. in a relevant field and hands-on experience with calibrating and measuring solid-state quantum devices.

This internship is for a UAV Pilot & Flight Operations Intern who is passionate about piloting and operating UAV platforms. Responsibilities include ensuring UAV platforms are flight-ready, performing system checks, troubleshooting issues, and assisting with the deployment and field testing of embedded software.