ruby English-speaking jobs in Belgian Luxembourg

Senior .NET Developer to join a team working on a core company application. Responsibilities include collaborating with Product Owner, IT Manager, and Software Architect to ensure alignment with business objectives and technical requirements. Requires strong knowledge of .NET Core, C#, Blazor, WebAssembly, Entity Framework Core, CQRS with Mediator, Azure Cloud, Azure DevOps, and Microsoft SQL Server. Must have at least 7 years of experience as a .NET developer and a Bachelor's or Master's degree in Computer Science, IT, or equivalent. Fluency in English, conversational Dutch and French required.

Senior Data Scientist to design and implement data science solutions using machine learning, deep learning, and generative AI for operational, safety, and sustainability use cases.

Keystone Solutions seeks an experienced IT Delivery Owner (ITDO) with expertise in Data Center application migration for a Regional Disaster Recovery site implementation. The ITDO will lead stakeholders in the deployment of the Group Regional Disaster Recovery (RDR) for the International Payment Group platform.

Process Engineer to provide technical, operational, compliance, and qualification support for GMP and non-GMP systems. Responsibilities include project management, process design, equipment validation, and continuous improvement.

Manage and coordinate medium to large IT projects, interacting with customers to define scope, budget, and timeline. Deliver projects on time and within budget while ensuring quality and managing risks.

Strategic Account Manager to develop and execute account plans for enterprise hospitality customers in the Benelux region. Drive growth, product adoption, and stakeholder management. Analyze data, identify risks, and build strong relationships with C-level and operational stakeholders.

Clinical Trial Liaison supports clinical sites in patient identification and recruitment for clinical trials. Provides protocol-focused support, guides site staff on enrollment techniques, and monitors patient enrollment progress. Requires experience in Oncology, Gastroenterology, or Neurology and proficiency in English, Dutch, and French.

QA/QC Manager needed for data center substation construction. Develop, implement, and manage the Project Quality Plan, ensuring compliance with contractual, regulatory, and client specifications. Coordinate quality reviews, manage inspections and testing, and oversee subcontractor performance.

Develop .NET applications including internet, mobile, business administration, and electronic document management solutions. Implement business and technical components, design custom software, and test applications.

We are seeking a Front-End Developer to build and enhance our online sales platform using React, Next.js, and Tailwind CSS. You will collaborate with teams to create fast, intuitive user experiences. Responsibilities include developing interfaces, building UI components, optimizing performance, and integrating APIs.

Senior Principal Scientist, CADD will lead the design and optimization of synthetic therapeutic molecules using computational modeling, simulations, and ML/generative models. Collaborate with medicinal chemists, biologists, and DMPK scientists to integrate computational outputs into experimental plans.

Senior Robotics Manual QA Engineer will design and develop test plans and cases for drone products. Responsibilities include executing tests, identifying regressions, and collaborating with engineers. The role requires strong technical writing skills, familiarity with software tools, and experience with quality assurance on complex products.

The QA/QC Officer performs quality control and assurance tasks, including in-process checks, sampling, and testing. The role involves monitoring production, identifying non-conformities, and ensuring compliance with quality standards. The officer also participates in quality documentation updates, audits, and training.

Full-time GL Accountant required for office-based role in Brussels. Responsibilities include daily accounting tasks, monthly/quarterly operations, annual settlements, and financial reporting. Requires 5+ years of accounting experience, fluency in French and English, and the ability to work independently.

Lead Engineer to manage large offshore cable installation projects, combining engineering and installation expertise. Collaborate with multinational teams to ensure project success.

Support the execution of maintenance programs for network facilities. Ensure optimal site management and monitor the quality, safety, and availability of infrastructure. Collaborate with suppliers and technical specialists.

Develop and maintain Android applications, translating business requirements into Kotlin code. Design user interfaces, collaborate with teams, and ensure code quality.

Worldline seeks a Head of Merchant Expertise to design, implement, and improve integrity risk controls across scheme, AML, and KYC domains. The role involves leading a team, developing risk-based controls, ensuring regulatory compliance, and providing expert guidance to various departments.

Controller IP will be jointly responsible for the monthly closing of the department, collaborating with the shared service center. You will work closely with the IP finance team, commercial and legal teams to coordinate invoicing and royalty reporting. You will analyze budgets, allocate new budgets, and ensure monthly reporting accurately reflects the financial performance of the IP business unit.

Drives business success in the defense sector by shaping markets, building relationships with defense institutions, and positioning Septentrio's portfolio for long-term growth.