software English-speaking jobs in Leidschendam

Senior Offshore Project Engineer needed for underwater system architecture, deployment plans, and project leadership. Requires 5-10+ years of offshore, marine, and deployment engineering experience, a BSc/MSc in a relevant field, and the ability to obtain NATO/Dutch security clearance.

Supports the sales process from identifying customer needs to project execution. Develops tailored concepts, creates competitive proposals, and ensures smooth handover to project implementation. Collaborates with sales and internal teams to analyze customer requirements and translate them into successful sales concepts.

Senior Sales Executive to drive sales growth for large e-commerce accounts in the UK, Denmark, and Sweden. Full sales cycle ownership, solution-selling approach, and cross-border collaboration required. Must have several years of B2B sales experience, proven track record of exceeding targets, and fluency in English.

As a Sourcing and Category Expert Infrastructure Software, you will create sourcing execution approaches, manage critical contracts, and develop vendor strategies. You will identify business needs, define sourcing projects, and negotiate contracts. You will also lead negotiations for major scope changes, monitor supplier performance, and execute complex sourcing projects.

Manages technical applications, database administration, and COBOL software development. Supports the infrastructure of DAF Trucks across multiple countries.

Payroll Specialist responsible for the entire payroll process for temporary workers. Requires several years of payroll experience, preferably in staffing, and in-depth knowledge of payroll calculations, taxes, and labor laws. Must be meticulous, proactive, and a strong team player. Experience with Mysolution and SEU certification is a plus.

Clean hotel rooms and bathrooms at Bastion Hotels, including making beds, changing linens, dusting, vacuuming, and replenishing supplies. Must be able to work independently and speak Dutch or English.

Design and lead hybrid and multicloud architectures across AWS, Azure, and Google Cloud Platform. Drive cloud migrations, define governance frameworks, and optimize cloud usage.

Accountable for region/country study delivery with appropriate inspection readiness quality, within agreed timelines and budget. Leads the regional/country clinical operations team and acts as point of escalation for issue resolution. Ensures alignment of regional/country deliverables with overall study goals. Leads planning and management of the assigned clinical study(ies) from feasibility through closeout activities for region/country, in line with global/regional study timelines. Responsible for working with regional/country teams to ensure that country and site level Trial Master File is created, maintained and QC’d regularly. Monitors study activities in region to ensure compliance with the study protocol, SOPs, ICH/GCP and all other relevant regulations. Manages regional/country study budgets and works with the sourcing team to select and manage regional/country study vendors. Provides performance feedback on team members as required.

Strategic Research Consultant with 5-10 years of experience in brand and/or CX research. Manages projects from start to finish, translates customer needs into research designs, and analyzes data to provide insights. Strong communication and project management skills required.

Quality Control Employee will conduct quality inspections, investigate incidents, and ensure compliance with HACCP. Requires MBO level, 2-3 years experience, fluency in English, and proficiency in Excel and Word.

As a Data Analyst, you will measure campaign performance, analyze ROI, and translate findings into business insights. You will build and maintain Power BI reports, develop data pipelines, and contribute to the evolution of AI-served tools.

The Sourcing Specialist leads sourcing activities for a portfolio of ingredients across Iberia-North Europe, implementing procurement strategy and collaborating with global teams. Responsibilities include leading sourcing events, supplier negotiations, cost forecasting, and market intelligence.

Receptionist needed for Maastricht hotel. Must be able to work all shifts, including weekends. Fluent in English and/or Dutch required. One year of front-office experience preferred. Responsible for reception activities and hotel operations.

Food & Beverage Waiter needed for banqueting department in Rotterdam. Experience in food and beverage, especially in hotels, is preferred. Fluent English required, Dutch or Spanish a plus.

Bid Analyst to drive the tendering process and present competitive bids for UAV solutions. Experience in defense or aerospace, technical or business degree, and strong customer focus required.

Freelance Product Owner to define and drive product vision for a global fashion and lifestyle company's e-commerce platform. Collaborate with cross-functional teams to deliver improvements, optimize conversion rates, and enhance customer experience.

Cordstrap is seeking a production employee for full-time roles in 2 or 3 shifts. Responsibilities include inserting rolls, packaging products, and registering production data. Applicants should have an affinity for production work and speak Dutch or English.

Support the development of data processing workflows for experimental and materials-related data in a climate-tech startup focused on upcycling waste concrete.

Senior Data Engineer specializing in Apache NiFi to design, develop, and maintain data pipelines for data ingestion, transformation, and processing. Experience with cloud platforms, big data technologies, and SQL/NoSQL databases required. Must be Europe-based.