107 English-speaking jobs in Haarlem

Senior Project Manager needed to oversee full project lifecycle for data center projects. 5+ years of experience managing technical projects, especially in the data center sector, required. Must have knowledge of diesel generators.

Experienced Commercial / Transactional Legal Counsel needed to support a growing international prop high frequency trading company. Responsibilities include drafting, reviewing, and negotiating agreements, providing legal guidance, and managing compliance.

IT Officer needed for established international consumer goods organization. Responsibilities include application support, functional design, data analysis, and coordination with external partners. Must have experience with ERP systems, reporting tools, and Microsoft technologies. Dutch language skills preferred.

Lead and motivate a team to exceed sales targets and deliver exceptional customer service. Manage store operations, merchandising, and inventory to optimize profitability.

Leads the launch of a new cardiovascular drug in 2028, designing and executing pricing and reimbursement strategies for the non-oncology portfolio. Responsible for reimbursement submissions and navigating complex reimbursement processes. Provides functional leadership to cross-functional launch teams.

Mendix Developer will enhance and rebuild the company's platform, translating innovative ideas into future-proof solutions. Requires minimum 3 years of Mendix experience, Mendix Advanced Developer certification, and a bachelor's degree.

Contribute to the development and improvement of a PHP-based payroll platform in an Agile team. Analyze requirements, implement solutions, and participate in code reviews. Guide other developers and collaborate on DevOps responsibilities.

React Frontend Developer needed for a scale-up company. Develop new UI/UX presentations and implement features for a web application. 5+ years of professional application development experience and fluency in React are required. Experience with Python or other server-side languages is a plus.

Manufacturing Engineer needed to develop work instructions and matrix lists for aircraft wiring harnesses. Collaborate with engineers and quality teams to support production and drive continuous improvement. Requires an HBO in electric or mechanical engineering, Dutch nationality, and experience with Microsoft Word and Excel.

Experienced PHP Developer to design, implement, and maintain software products. Collaborate with teams to deliver robust solutions and participate in agile processes. Support field testing at live events, including weekends.

Lead the development and implementation of comprehensive patient access strategies for innovative medicines in the Netherlands. Provide functional leadership to cross-functional teams and engage with key stakeholders to secure optimal reimbursement and pricing.

Develop, optimize, and support high-performance systems for real-time trading applications. Expertise in C++17/20, algorithms, and system/network programming in Linux required.

Operations Engineer will maintain and ensure the continuous operation of web platforms serving millions of users. Responsibilities include problem-solving, monitoring systems using GCP tools, and resolving issues. Requires proficiency in operating systems, backend development, PHP, and Google Cloud.

Senior Network Engineer to design, implement, and maintain advanced network solutions. Requires 5-7 years of experience in network engineering, Cisco technologies, network security, voice systems, and automation.

Computer Vision and Machine Learning Engineer to build production AI systems for image editing workflows. Develop and deploy models for segmentation, object detection, and quality enhancement. Contribute to ML pipelines, including data preprocessing, training, and deployment.

Senior Backend Developer will design, build, and maintain microservices written in .NET 8, running on Azure. Responsibilities include writing clean code, collaborating on solutions, and ensuring software quality. Experience with microservices, .NET 8, SQL, and Azure is required.

Develop and maintain websites and applications, utilizing progressive technologies. Collaborate with backend developers to integrate APIs and services. Decipher designs and documentation to build layouts and interactive behavior.

Design and build AI systems to automate airport ground operations, including passenger services and resource planning. Develop predictive models, intelligent tools, and automated decision-making solutions. Integrate AI with existing systems and drive cloud migration efforts.

Design Engineer needed to develop and optimize mechanical components for landing gear systems. Requires 2+ years of experience in mechanical design (aerospace preferred), CATIA V5 proficiency, and GD&T skills. Dutch nationality is required.

Payments Data Analyst will collaborate with stakeholders, Payment Service Providers, and portfolio companies to enhance payments operations. Responsibilities include data analysis, pipeline development, and reporting. Requires 5+ years experience in complex environments, payments ecosystem knowledge, and proficiency in Python (PySpark, Pandas).