ruby English-speaking jobs in Belgian Luxembourg

Senior/Experienced Rug Designer needed for freelance role (approx. 4 days/week) with a Canadian bespoke rug design studio. Responsibilities include pattern creation, design adaptation, client consultation, production follow-up, and installation supervision. Requires a BA/Master's in Textile Design, 5+ years experience, proficiency in Adobe Suite, fluency in English and French.

Technical co-founder needed to build a mobile app for university students, launching May 2026 at KU Leuven. Experience with React Native, TypeScript, and Supabase required. Equity position, hybrid remote/in-person.

Senior Design Engineer for marine and waterway infrastructure projects. Responsibilities include design coordination, client communication, project execution, and technical design development. Requires a Master's degree in Civil Engineering, experience in structural calculation, and knowledge of Eurocodes.

Senior Java Backend Developer needed for remote work. Design and develop distributed data processing components in Java. Build and maintain stream and batch processing pipelines. Optimize data processing systems for performance. Collaborate with engineering teams. 5+ years of IT experience required, 3+ years with Java. Experience with distributed data processing systems and JVM performance fundamentals is essential.

Finance Manager will lead financial planning, budgeting, and forecasting for the Belgium site. This role will also develop and implement finance and operational procedures, analyze production costs, and ensure accurate financial closings. The Finance Manager will partner with plant management and commercial teams to achieve financial targets and drive operational efficiency.

Application Architect needed for a leading Software, Information and Communication Technologies company. The role requires a Master's degree in IT and 17 years of relevant experience. Responsibilities include working within an agile process, analyzing integration of environments, and supervising the implementation of technical architecture. Must have experience with large, enterprise-level multi-user Information Systems and cloud architecture frameworks.

Communicate with customers to resolve outstanding payments and advise on payment plans. Explain financial products and procedures clearly. Strong communication skills in Dutch and French required.

Supports the Global Commercial FP&A team with financial analysis, forecasting, and investment tracking for global revenue and commercial operating expenses. Maintains forecasts, tracks actuals, and prepares analyses using finance systems and FP&A tools. Collaborates with regional FP&A, Commercial, and Supply Chain teams.

The Managing Director will lead the day-to-day operations of the Parents Association of the European School of Brussels II Evere-Woluwe (APEEE EvereWoluwe), including human resources, legal and financial matters. The role involves managing a team of 65 employees, overseeing the provision of services such as transport, canteen, and extracurricular activities, and ensuring the sound financial management of the Association.

Who are we looking for? We are looking for a skilled CAD Operator to join our team. In this role, you will use CAD‑CAM workstations to generate accurate and production‑ready files that support the end‑to‑end manufacturing process of our stencils. You will play a key part in transforming technical specifications into high‑quality digital outputs that ensure smooth and efficient production.

Electrical and instrumentation draftsman to support E&I project team. Responsibilities include design, drafting, site surveys, report writing, and collaboration with engineers. Requires proficiency in Microstation V8i, AutoCAD, 3D modeling tools, and lighting calculation software.

Data Scientist needed to analyze complex datasets, identify trends, and deliver actionable insights. Requires 2+ years experience with business, behavioral, or performance data and proficiency in Python, SQL, and data visualization tools.

Junior Technical Consultant manages client projects, provides technical expertise, and advises clients on MarTech implementation.

Junior Accountant to support general ledger accuracy, reconciliations, and collections. Assist with reporting, analysis, and process improvements. Bachelor's degree in Accounting required, fluency in French and English.

The Tendering Specialist will define and compile competitive bids for new and service business within the Grid Automation portfolio. Responsibilities include managing the preparation of technical, financial, and contractual aspects of bids, collaborating with stakeholders, and identifying potential risks. The ideal candidate will have a master's or bachelor's degree in a relevant field, previous experience in engineering, tendering, or sales, and strong technical knowledge of power system engineering and domain technologies. Fluency in French/Dutch and English is required.

The Director, External Operations leads and develops a team responsible for managing the external network that delivers packaging and labeling for GSK's clinical portfolio. This role ensures supplier performance, relationship management, and operational excellence to meet current and future business needs.

Senior Operational Security Engineer to support the IT Security Production Tribe within the IAM Technologies Squad. Responsibilities include managing application lifecycle, security monitoring, incident response, risk and vulnerability management, and contributing to audit campaigns. Requires 3+ years of experience in IT/Cybersecurity Operations with expertise in authentication, authorization, IAM, RBAC, scripting, and CyberArk. Fluent English required.

Catawiki seeks an experienced Senior Jewellery Expert to evaluate and arrange jewellery lots, provide estimated values, and work with sellers and marketing to grow auctions.

Senior Client Manager responsible for managing and expanding relationships with large customers. Leads account planning, ensures customer needs are met, and coordinates company personnel to achieve sales targets. Requires a university degree, 5+ years of B2B account management experience, fluency in Dutch/French and English, and strong communication and negotiation skills.

Domain Architect with 10+ years of experience in application architecture, software design, and technical leadership. Strong understanding of enterprise IT landscapes, financial services preferred. Expertise in architectural integration patterns, SOA, and microservices. Proficient in architecture modeling tools (e.g., ArchiMate, Orbus). Knowledge of cross-app development (React Native, React JS), Azure Cloud Services, and programming languages (Java, C#, TypeScript).