software English-speaking jobs in Leidschendam

Experienced Software Engineer sought to design, influence, and deliver roadmap initiatives for a key platform used by financial organizations. Requires 5+ years of C#/ASP.NET, Blazor or Angular experience, MS SQL Server and Azure knowledge, and fluency in English.

Design and develop complex electro-mechanical modules for advanced high-tech systems. Translate system requirements into manufacturable designs, collaborating with architects, engineers, and suppliers.

Junior Integration Consultant in training, connecting customer systems to the Onetrail platform. You will build mappings, resolve technical issues, and contribute to knowledge sharing. Requires an MBO diploma with HBO working and thinking level, preferably in IT, and an affinity for automation.

Material & Data Engineer to manage, analyze, and report project material data for large-scale offshore EPC projects. Ensures data accuracy and consistency, supports procurement and fabrication, and provides data-driven insights.

Marketing Intern will build and execute Van Driel Capital's brand presence across multiple channels including content creation, social media, events, and partnerships.

Software Developer will design, develop, and implement scalable and maintainable solutions on Google Cloud. Responsibilities include creating data engineering solutions, integrating security and data protection, and collaborating with clients. Requires proficiency in Cloud Run, Firestore, Apigee, Cloud Composer/Apache Airflow, Pub/Sub, Dataform (dbt), and Terraform. Experience with Java/Python, SQL, and Agile methodologies is also needed.

Independent Chef responsible for preparing and presenting dishes under the guidance of the head chef. Collaborates with other chefs and may supervise kitchen assistants. Must be available weekends and work both day and evening shifts.

Lead the development of robotics and automation solutions at Lely, combining project management expertise with team coaching and mentoring.

As Head of Category Shop & Workshop, you will develop and execute the category strategy, manage performance, and lead a team of Category Managers, Buyers, and Specialists. You will negotiate supplier contracts, drive assortment innovation, and ensure strong lifecycle management.

Clinical Research Associate to support clinical trials in the Netherlands. Assist with site management, ensure protocol adherence, and maintain compliance with ICH-GCP and local regulations. Requires a Bachelor's degree in a Life Sciences field, 6-18 months of CRA experience, and fluency in English and Dutch.

Lead Automation Engineer for a maritime industry client in Rotterdam. Responsible for leading engineers in complex projects, writing design specifications, client contact, and subcontract management.

Junior Data Science Consultant will work on marketing measurement projects for European advertisers, configuring and presenting our hierarchical Bayesian Marketing Mix Modeling (MMM) solution.

Freelance, part-time remote role assessing the relevance and cultural appropriateness of online advertisements. Must have professional proficiency in English and Dutch, familiarity with Dutch culture, and access to required technology.

Medical Project Engineer will design, implement, and optimize logistics processes for a large-scale medical project. Responsibilities include translating customer needs into BRDs, designing workflows, creating test scenarios, and collaborating with IT and customers.

Technical Author with S1000D expertise needed for defense and naval systems documentation. Create and update user manuals and maintenance documentation in S1000D/XML format. Collaborate with internal departments to gather technical data and ensure documentation accuracy. Must have a Bachelor's or Master's degree in engineering and 3+ years of technical authoring experience. Dutch security clearance required.

Formulate and implement category strategies for sweeteners, gluten, starches, and hydrocolloids. Plan, optimize, and coordinate cross-functional purchasing for these categories. Develop suppliers and drive innovation for the group.

The IT Security Engineer will implement, maintain, and log IT security measures, track security incidents, and collaborate with the IT Security Manager to ensure alignment with security requirements.

Pre-Sales Engineer to support sales, partners, and customers. Deliver product demonstrations, guide technical discovery, lead Proof-of-Value engagements, and position cybersecurity and UEM solutions. Strong technical depth, communication skills, and ability to translate complex challenges into value-driven solutions required.

Splunk Data Engineer needed for a 12-month contract. Build and optimize Splunk dashboards and reports, analyze data flows, and provide insights to technical teams and stakeholders. Strong Splunk Enterprise experience and SPL query optimization skills required.

Senior Business Developer to accelerate growth of the Aerospace division. Identify and develop new business opportunities with aerospace OEMs, Tier suppliers, and defense organizations. Lead complex sales processes and build long-term partnerships.