111 English-speaking jobs in Haarlem

Electrical Engineer will design electrical systems and specify components for complex projects. Responsibilities include producing technical deliverables, sizing/selecting electrical components, programming PLCs and HMIs, troubleshooting, and creating CAD drawings.

Software Tester ensures cutting-edge games meet international standards. You will receive on-the-job training to master the complete testing process.

TrainMore seeks passionate, experienced personal trainers (Fitvak A & B) to coach in high-energy urban gyms. Earn per session, build your client base with guaranteed lead hours, and enjoy flexible contracts with employment benefits.

QA Engineer to test AI agents, LLM/SLM workflows, integrations, and interfaces for a European AI scale-up. Ensure 100% GDPR & compliance, prevent data leaks, and adopt an end-to-end SaaS QA mindset.

Project Manager to lead delivery across Engineering, AI, DevOps, QA, and Product for a next-generation AI SaaS platform. Proven PM experience in AI, SaaS, or cloud-native platforms required. Strong leadership, decision-making, and communication skills essential.

Documentation Specialist needed for a high-growth European AI SaaS scale-up. Create R&D and product documentation, anticipate product and compliance risks, and ensure GDPR and compliance.

Software Architect to design and build an enterprise-grade AI SaaS platform integrating 100+ systems. Requires strong SaaS architecture, AI, and integration experience.

DevOps Engineer needed to manage AI SaaS infrastructure and CI/CD for a high-growth European scale-up. Responsibilities include supporting AI model deployment, creating environments, and ensuring security, performance, and compliance. Experience with complex SaaS, integrations, Agile, SOC, and ISO 27001 is required.

Data Scientist to develop AI models, optimize pricing, and ensure platform scalability for a European AI SaaS startup.

TheHRchapter seeks a proactive, tech-savvy trainee to support administrative, automation, procurement, and commercial activities. Responsibilities include managing administrative tasks, supporting automation initiatives, assisting with procurement, and identifying process improvements.

Iron Mountain seeks a Critical Facilities Technician for a full-time, shift-based role in a 24/7 data center environment. Responsibilities include maintaining and overseeing critical electrical, HVAC, civil, and building management systems. The ideal candidate will have strong attention to detail, organizational skills, and a customer service mentality. Experience in a critical operations environment is preferred.