developer English-speaking jobs in Leidschendam

Senior Operational Excellence Specialist for Trust & Safety. Identify and design continuous improvement projects for Trust & Safety operational teams. Apply Lean Six Sigma and drive efficiency through cross-functional collaboration.

Senior Rust Engineer needed to design and implement scalable, memory-safe backend services and distributed systems. Requires 5+ years in software engineering with deep Rust knowledge, systems programming, and async experience with Tokio.

Hospitality Manager responsible for creating a positive atmosphere and ensuring member comfort at TrainMore. Duties include coaching the host team, managing customer satisfaction, supporting the Club Manager, and overseeing club appearance and personnel tasks.

Mainframe DB2 Manager needed for z/OS system administration, performance tuning, and backup/recovery. Responsibilities include L2/L3 incident management and migrations from CA tools to IBM DB2 Utilities Suite. Requires 10-20 years of experience.

Join a leading mid-market M&A team. Support and lead M&A transactions, conduct valuations, and build client relationships. Requires 2-4 years in M&A advisory or finance with strong Dutch and English skills.

Lead SAP Supply Chain & Planning Consultant needed for S/4HANA. Responsibilities include leading application teams, translating business needs, and ensuring landscape stability across SD, MM, LE-TRA, PP, and IBP. Requires 10+ years of SAP experience.

Experienced Project Engineer needed to lead subsea energy construction and installation projects. Responsibilities include technical reviews, coordinating procurement, and resolving complex offshore queries. Proficiency in CAD is required.

Senior Systems Integration Engineer / Tech Lead for C-UAS. Own end-to-end integration of detection, tracking, C2, and effector subsystems. Lead technical direction, sensor fusion, and team while staying hands-on with complex systems.

Lead AI Engineer to develop and execute the Vulnerability Management AI strategy. This role involves designing AI-enabled solutions for vulnerability discovery, prioritization, and remediation, while enhancing CTEM capabilities.

Experienced AWS Network Engineer needed to manage and evolve large-scale cloud networking and security infrastructure. Responsibilities include designing, operating, and troubleshooting AWS environments, managing firewalls (Palo Alto preferred), and using Python for automation.

Senior Backend Engineer to build, harden, and scale secure APIs using TypeScript/Node.js on AWS. Focus on API craft, security, testing, and developer experience. Requires strong skills in REST/JSON design and cloud-native delivery.

Financial Controller oversees accounting operations, prepares financial reports, and advises management on strategic financial issues. Responsibilities include closing processes, compliance with GAAP/IFRS, and risk mitigation. Requires 5+ years of relevant experience.

QA Engineer responsible for ensuring the quality and performance of the Payment Platform. Duties include developing and executing automated tests, maintaining Kotlin-based frameworks, and performing API and load testing. Requires 5+ years in JVM languages and backend automated testing.

Accounts Payable Specialist role focusing on accurate invoice processing, payment verification, and creditor management. Requires 3-5 years in AP/Finance, MBO Level 4, and good command of Dutch and English.

Ruby on Rails Developer needed to write and maintain reliable code, create front and backend components, and develop REST APIs. Requires 5+ years in large software environments with skills in Ruby on Rails, Python, Django, and Agile.

Dedicated Room Service Employee needed to deliver high-quality, refined dining experiences. Responsibilities include handling orders, ensuring timely delivery, and maintaining high service standards. Requires excellent communication and attention to detail.

Information Security Officer to own security across an international organization. Responsibilities include coordinating incidents, identifying risks, managing providers, and supporting governance within a Microsoft environment. Requires 5+ years' experience.

Experienced HVAC Engineer needed for freelance, onsite projects in cleanroom and high-tech environments. Responsibilities include designing, delivering, and justifying HVAC systems for controlled settings. Requires proven HVAC experience and strong technical design ownership.

Picnic seeks Delivery Drivers for part-time or full-time roles. Responsibilities include loading vans, delivering to 15-18 addresses per shift, and assisting customers. Requires a valid Category B license and physical fitness.

Senior Project Manager EPC leads turn-key projects up to $30M+, ensuring on-time, on-budget delivery. Requires 5+ years in project/construction management, P&L experience, and fluency in English and French.