software English-speaking jobs in Leidschendam

Flexible part-time cleaner needed for various office locations in Amsterdam. Hours are Monday-Friday, 16:30-21:30 with occasional weekend work. Must be able to travel independently between locations. Training provided.

Two Indirect Procurement Interns will support Category Managers in strategic sourcing, RFP execution, bid analysis, market intelligence, contract management, and operational execution. Interns will focus on specific spend categories: MRO, Facility, Freight (Intern 1) or Utility, Packaging, Professional Services (Intern 2).

Senior Consultant to design, develop, and support scalable data pipelines on Azure Databricks. Expertise in Python and Azure is preferred. Strong communication and stakeholder management skills are required.

Dutch-speaking Account Executive will identify and qualify leads, conduct consultative sales, and manage the full sales cycle. Requires proven B2B sales success, a proactive personality, and fluency in Dutch and English.

Manages localization of smart TV system features for European markets, including EPG, multi-language support, and broadcast standard adaptation. Ensures product compliance with GDPR, EU Data Act, Cyber Resilience Act, and other European regulations. Builds and manages partnerships with European telecom operators and streaming platforms.

Drive growth strategy by identifying and securing new business opportunities in the GSE market. Manage customer relationships, expand market reach, and collaborate with cross-functional teams.

The Shift Leader manages employees and ensures the continuous operation of the automated chrysanthemum planting process. Responsibilities include starting and ending shifts, operating machines, troubleshooting minor issues, and supervising employees.

Own the strategy and execution of customer marketing across the entire customer lifecycle. Develop and execute customer marketing campaigns, create engagement programs, and design referral programs. Partner with Account Management and Customer Experience to support upsell and cross-sell opportunities. Measure campaign effectiveness and continuously improve customer lifecycle programs.

Strengthen our data engineering capabilities by designing, developing, and maintaining data pipelines and jobs primarily using Databricks. Build and optimize ETL/ELT pipelines in cloud environments (Azure and/or AWS). Collaborate within Agile/Scrum and DevOps teams.

Assist in preparing, setting up, and carrying out measurements at the Delft Construction Innovation Lab. Responsibilities include designing measurement setups, connecting equipment, programming, and analyzing data. Must be a student in Mechanical Engineering, Electrical Engineering, or Applied Physics with proficiency in Dutch and a VCA certification.

Supports production through efficient logistics operations. Responsibilities include receiving, storing, managing materials, picking and packaging parts, coordinating material flows, and inspecting materials. Requires an MBO diploma or equivalent, at least 3 years of logistics experience, and fluency in English.

React Native Developer to build mobile applications for leading companies. Collaborate with team to define architecture, estimate projects, and shape project structure. 4-5 years of React Native experience and 6+ years of general development experience required. Must have experience with CI/CD, accessibility support, unit and E2E testing, and integrating native modules.

Mechanical System Owner Engineer needed for 6-month onsite role. Support utility systems (Chiller, HVAC, Compressed Air), maintenance, and lifecycle management in a regulated environment.

Energetic store employee needed for fast-paced bakery in Amsterdam Sloterdijk. Prepare sandwiches, stock shelves, and provide excellent customer service. Must be available Monday-Friday 6:00 AM-6:00 PM and Saturday 7:30 AM-5:00 PM.

Junior Multimedia Designer needed to create dynamic digital assets for product interfaces, social media, and display advertising.

Finance Intern seeking a proactive and analytical individual to support Accounts Payable processes. Responsibilities include invoice processing, payment execution, vendor support, and general accounting activities.

Marketing and communications specialist needed for online and offline marketing activities. Responsibilities include website management, social media content creation, SEO, and analyzing marketing effectiveness. Must have experience in B2B writing, Adobe Creative Suite, and SEO/SEA. Fluency in Dutch required.

Maintenance Engineer E&I develops and implements electrical maintenance plans for production areas, ensuring equipment integrity and continuity.

Red Hat seeks an Automation Sales Specialist to drive subscription sales for the Automation portfolio. The role involves understanding customer needs, presenting solutions, and collaborating with account teams to close opportunities. Requires consultative technical selling experience, strong presentation skills, and knowledge of automation use cases. Fluency in Dutch and English is mandatory.

Senior Quantitative Trader to develop, refine, and scale profitable systematic trading strategies in a high-frequency trading environment. Requires 5+ years of experience in HFT, quantitative trading, or systematic market making with a proven track record of independently operating profitable strategies generating $10M+ annual PnL. Strong programming skills in Python and experience working within production trading environments are essential.