frontend developer English-speaking jobs in Nivelles

Senior SAP Finance Solution Designer needed for a global automotive company's S/4HANA transformation. Design end-to-end technical solutions, including integrations, data migration, and template governance. Requires 8+ years of SAP Finance experience with deep S/4HANA Finance knowledge, including Universal Journal, CDS views, and Fiori. Proven track record of functional-technical design and experience with SAP CPI, BTP, IDoc, and APIs. Fluent in English.

Develop and maintain enterprise, domain, and solution architectures. Translate business strategy into technology strategy and multi-year roadmaps. Lead architecture reviews, design boards, and governance forums. Evaluate emerging technologies and coach engineering teams.

Finance Lead to manage accounting, closing processes, cash flow, and reporting. Lead a small finance team, ensure statutory compliance, and oversee intercompany reconciliations. Requires a Masters degree in Economics/Accounting and experience in an international/multi-entity environment. Proven experience with ERP systems, Excel, and BI.

Leads and grows Datashift's data and AI strategy practice. Manages complex client engagements, advising senior stakeholders and translating business challenges into actionable initiatives. Builds relationships, shapes offerings, and contributes to thought leadership.

Senior .NET Developer to design, develop, and maintain high-quality applications. Requires 5+ years of experience in .NET development, expertise in .NET 8, EF Core, WPF, SQL Server, MongoDB, and RabbitMQ. Strong communication and collaboration skills are essential.

Leads passenger experience at Brussels Airport, developing terminal vision, managing budgets, and overseeing teams. Requires 10+ years of leadership experience, strategic thinking, and fluency in Dutch, French, and English.

The NATO Business Application Centre (NBAC) seeks a contractor to provide support for Microsoft Power BI Service Operations, Development, and Training. This role involves configuring, optimizing, and administering Power BI Server, providing Level 2/3 support, and developing interactive dashboards. The contractor will also contribute to the creation of documentation, training materials, and knowledge transfer plans.

Lead the People & Organization agenda for a large manufacturing site, partnering with leadership to drive strategic and tactical initiatives aligned with business priorities. Navigate complex labor relations, union negotiations, and works council partnerships.

Biocartis seeks 2 temporary Lab Technicians to plan and execute scientific experiments from August 17, 2026, to December 31, 2026. Applicants must have a Bachelor's or Master's in Sciences and 3 years of experience in a regulated lab environment.

Experienced Data Engineer to design, develop, and maintain analytical data solutions using the Microsoft BI stack and Azure Databricks. Collaborate with multidisciplinary Agile teams to build scalable data warehouses, data marts, and reporting solutions. Must have a Master's degree in Computer Science or equivalent experience and 7+ years as a Data Engineer. Strong experience with the Microsoft BI stack, SQL Server, and Kimball dimensional modeling is required. Fluent in Dutch or French.

Provide 2nd line deskside and remote IT support to lawyers, partners, and business support teams. Diagnose and resolve hardware, software, network, and application issues. Support Microsoft 365, Windows 11, and core business applications.

Certified welder needed for day-shift position in Ronse. Responsibilities include welding steel and stainless steel components using semi-automatic and TIG welding techniques. Must have welding certification and experience with steel and stainless steel.

Senior Full-Stack Java Developer will design, develop, and deploy cloud-native applications using Java, Spring Boot, Angular, and OpenShift. Responsibilities include building REST APIs, microservices, and PostgreSQL databases, as well as coaching and mentoring junior developers. Experience with Kubernetes, Docker, and CI/CD is required.

Post-doctoral scientist to analyze satellite observations, reanalysis data, and climate model output to characterize Southern Ocean sea ice thickness variability.

Senior Sales/Account Manager (OEM) will develop and manage strategic relationships with global automotive OEMs, securing Umicore's position as a key partner in the EV battery value chain. This role combines business development, customer engagement, market intelligence, and operational sales to drive business growth and secure long-term partnerships.

Senior Transformation Project Manager to lead the cross-functional transition of a German business from a distributor to a direct commercial model. Responsibilities include developing and executing the implementation plan, managing workstreams, and ensuring operational readiness. Requires 8-12+ years of experience leading complex cross-functional transformation projects, including at least 5 years in a matrix organization. Strong operational judgment, stakeholder management, and influencing skills are essential. Experience in distributor-to-direct transitions, market entry, operating-model implementation, supply-chain transformation, or commercial operations is preferred. Fluent professional English required.

Experienced Technical Delivery Manager to lead and inspire a team, driving technical excellence and managing end-to-end project delivery. Proven expertise in software development, Java, Spring Boot, RESTful APIs, MongoDB, NextJS, TypeScript, and React Native.

Interim Brand Manager to lead brand portfolio and marketing projects for a recognized FMCG company undergoing commercial transformation. Develop and execute brand plans, manage budgets, and collaborate with international stakeholders.

Process Manager will analyze, redesign, and improve existing processes within the financial sector. The role requires experience in Lean Six Sigma, strong communication skills, and the ability to translate complex processes into clear visualizations.

Design and build the integration architecture for TechWolf's AI, connecting with leading HR platforms like Workday, SAP, and ServiceNow. Collaborate with Product and Engineering teams to define frameworks, patterns, and standards for seamless integrations.