react English-speaking jobs in Lummen

Senior Software Engineer to join the core team, working across the full stack on an infrastructure-focused platform. Responsibilities include API design, data modeling, and event-driven systems using Bun, Hono, React 19, and PostgreSQL.

Design and maintain enterprise data architecture, overseeing data integration, ETL/ELT processes, and data pipelines. Act as the subject matter expert for data models, ensuring data quality, security, and governance across platforms.

Deadline Date: Friday 25 September 2026 Requirement: Data Lead (Orchestration & Strategy) Location: Braine-l'Alleud, BE Full Time On-Site: Yes Time On-Site: 100% Not to Exceed Rate: 107 EUR Total Scope of the request (hours): 311 Required Start Date: 2 November 2026 End Contract Date: 31 December 2026 Required Security Clearance: NATO SECRET Duties & Role: 1.

Experienced Finance Analyst needed for a 12-month contract focusing on gross-to-net inventory and cost accounting. This role bridges cross-border teams, ensuring SOX compliance and delivering BVA analyses. Requires 5+ years in relevant finance/supply chain roles.

Experienced Project Manager needed with 8+ years in banking to drive strategic transformation in credit risk management. Responsibilities include project governance, stakeholder coordination across business and IT, and translating requirements into implementation plans. Fluent in French/Dutch/English.

Technical Project Engineer to lead technical implementations of advanced indoor positioning solutions. Requires 3-5 years of experience, an Engineering degree, and willingness to travel up to 60%.

Junior Electrical Project Leader supports and leads large-scale electrical infrastructure projects involving high-voltage cable systems. Responsibilities include technical studies, design, budget management, and site oversight. Requires a Master's degree and initial professional experience.

Experienced IT Business Analyst needed to translate business needs into functional requirements. This role bridges business stakeholders and development teams, supporting projects across Agile and Waterfall environments. Requires 3+ years of experience and fluency in French and English.

Drive operational cybersecurity as an Information Security Engineer. Focus on vulnerability management, security monitoring, incident response, and ISO/IEC 27001:2022 compliance. Requires 3+ years in security roles.

Lead AI strategy and advisory services for a professional services company. Drive AI vision across client engagements, advising C-level executives on AI opportunities and transformation roadmaps. Guide technical teams on AI, ML, and emerging technologies.

Seeking an SAP Full Stack Software Engineer for large-scale projects. Expertise required in UI5 and S/4HANA, including ABAP OO, Odata, and SAP CAP. Must have experience with SAP BTP and related SAP ecosystem solutions.

Drive strategic transformation for a leading Belgian insurer. Lead programs from vision to market implementation, coordinating cross-functional teams to enhance customer experience and business growth.

Conversational AI Content Designer needed for a long-term digital and AI programme. Design chatbot conversations, dialogue flows, and conversational journeys for AI-powered services. Requires fluent French or Dutch plus very good English.

HR Technology Solution Architect to shape the future state of a global pharmaceutical organization's Talent & Corporate Communication ecosystem. Define architecture for Talent Acquisition, Management, Learning, and Employee Experience platforms. Requires SAP SuccessFactors and Phenom experience.

Process Optimization Manager to lead engineers, guide new product development, and optimize production. This role requires technical expertise, people management, and a process-oriented mindset. Must be fluent in French.

Customer Success Manager will manage a portfolio of banking customers, building relationships and ensuring customer satisfaction, retention, and growth. The role requires experience in customer success, technical account management, or a similar customer-facing role within enterprise software, fintech, or banking technology.

Software Project Manager to manage local projects for Alpha Networks. Responsibilities include planning, coordinating, testing, and delivering software products while managing client relationships and stakeholder communication.

Junior Sales Professional role at a growing finance recruitment company. Responsibilities include identifying business opportunities, sourcing talent, and managing the full recruitment cycle. A Bachelor's or Master's degree is required; Dutch fluency is necessary.

Senior Business Analyst-Payments supports Product Managers on requirements, roadmaps, and KPIs. Requires 5+ years of experience in banking and payments, with knowledge of non-card processing chains. Must be proficient in Dutch or French and have excellent English.

Experienced SAP PP/QM Consultant needed for S/4HANA manufacturing implementation. Responsibilities include configuring PP/QM processes, facilitating workshops, and supporting SIT/UAT. Minimum 5+ years of SAP PP experience required.