software English-speaking jobs in Leidschendam

Trade Support Analyst to support renewable fuel trading activities. Responsibilities include trade validation, data integrity, exposure monitoring, and operational support. Requires experience in commodity trading, trade support, or related fields and strong analytical and communication skills.

Field engineer responsible for planned maintenance, safety inspections, and technical advice. Performs mechanical and electrical interventions, troubleshooting, and repairs. Conducts intermediate installations and commissioning of generators. Requires specialized diploma/vocational training and electrical authorization.

Freelance Clinical Research Associate needed for an active onco-hematology study in the Netherlands. Requires strong monitoring experience, organizational skills, and the ability to work autonomously.

We are seeking ambitious entrepreneurs to build and scale startups in Applied AI. You will own your startup, receive personalized development support, and benefit from access to a network of top founders, investors, and talent.

Senior Buyer to develop and lead procurement strategies for complex EPC projects. Source, evaluate, and negotiate with suppliers. Manage purchase orders and mentor a team of buyers.

Leads and coordinates all testing phases, including SIT, UAT, E2E Testing, and Payroll Compare Parallel Runs. Manages test scope, strategies, timelines, and execution schedules. Oversees test execution activities, defect tracking, and test evidence documentation. Ensures all testing deliverables are completed and approved before go-live. Communicates test status reports and readiness assessments to stakeholders. Collaborates with business users, SMEs, and IT teams to validate test scenarios.

Senior DevOps Lead to lead enterprise DevOps, cloud, or infrastructure engineering teams in secure environments. Requires 10-15 years of experience (or Master's degree with 8-12 years) and expertise in CI/CD platforms, IaC, automation tools, VMware technologies, and DevSecOps principles.

Senior Account Manager will lead a large book of business across Dutch universities, focusing on renewals, expansion revenue, and executive alignment. Responsibilities include developing account strategies, leading QBRs, and managing churn risk. Requires 5+ years of SaaS account management experience and excellent Dutch communication skills.

This role maintains, integrates, and implements software applications. Responsibilities include application configuration, development, deployment, user support, and incident management. Requires a minimum of 2 years of relevant experience.

As Head of RevOps, you will own the business intelligence and operational rhythm of Tellent's Go-to-Market engine. You will design and run the operating cadence that keeps Sales, Marketing, Customer Success, and Finance aligned. You will produce the analysis and business cases that drive executive decisions and hold stakeholders accountable to their commitments. You will need significant experience in Revenue Operations, Sales Operations, or a similar business operations role within B2B SaaS. You will need a deep understanding of recurring revenue models, ARR mechanics, funnel metrics, and commercial finance. You will need a proven track record of producing analytical work that drives executive decisions. You will need strong stakeholder management skills and experience designing and owning operating cadences. You will need analytical autonomy and be comfortable working with data.

Accept Mission seeks a Customer Success & Growth Manager to onboard, support, and guide enterprise customers using their AI-powered innovation platform. This role involves customer interaction, process structuring, and driving measurable business impact.

Provides end-to-end technical support for desktop and laptop systems, including troubleshooting, IMAC activities, and software management. Administers approved software installations, updates, and security patching. Offers remote and deskside support for various applications and devices. Ensures compliance with security protocols and maintains documentation.

Functional Application Manager needed for international educational organization. Manage and support Unit4 Business World ERP system, handle user support, and coordinate with suppliers. Experience with BIO framework and cloud-based applications required.

Regional R&D Director (Ruminants) will manage, coach, and develop a team of scientists in Boxmeer, responsible for biological research and development of commercially viable ruminant biologicals.

This internship focuses on strategic marketing research to understand how Priva can maintain its preferred brand status among installation partners in a competitive market. The intern will analyze market trends, partner loyalty, and competitor strategies to develop recommendations for strengthening the Priva partner ecosystem.

Technical Service Manager is responsible for ensuring the smooth operation of production machinery. Duties include identifying and resolving faults, carrying out repairs, implementing improvements, and processing maintenance work.

As a Sales Executive, you will support the development of corporate and MICE business for Sir Adam. You will build and strengthen relationships with customers, work with the Sales team, and meet annual sales goals.

Collect customer orders using an electric pallet truck and a voice picking system. No prior logistics experience required.

Shape Alfen's digital ecosystem by developing and executing a long-term digital strategy. Own the entire digital landscape, from website and customer journeys to analytics, paid media, and technology. Collaborate with IT, Marketing, Sales, and Product Management to ensure digital initiatives support business goals.

Investment Banking Off Cycle Intern will assist in deal execution, prepare marketing materials, conduct research, build financial models, and draft documents. Must have a university degree, strong analytical and communication skills, and fluency in English and Dutch.