backend developer English-speaking jobs in Zottegem

afarax seeks a freelance Senior Oracle Engineer PL/SQL to design, implement, and maintain systems for a banking client. Expertise in PL/SQL is required, with scripting, job scheduling, Python, and Azure knowledge being beneficial.

The NCI Agency seeks a contractor to deliver Cyber Security Information Sharing Service (CSISS), Cyber Defence Information Sharing (CDIS) flavor outcomes. This includes system administration and maintenance of MISP infrastructure, MISP community management, and functional testing of the MISP platform. The contractor will also be responsible for MISP data curation and dissemination.

Senior Material Scientist/Chemist to lead the chemistry behind HEALANT®, a self-healing polymer technology. Design, synthesize, and optimize polymer systems for tire applications. Translate formulations from lab to industrial processing. Establish and improve lab protocols and data management standards. Act as a technical interface with industrial partners. Master's or PhD in Chemistry, Polymer Science, Materials Science, or Chemical Engineering with ~4 to 8 years of relevant experience. Strong fundamentals in polymer chemistry and structure-property relationships. Hands-on experience with polymer characterization techniques and data interpretation. Comfortable working at the interface of science and product development. Strong communicator in English. Team player and mentor.

UX Researcher to work across Tether's product portfolio, including consumer apps and developer platforms. Responsibilities include conducting research, identifying UX best practices, and translating findings into actionable recommendations. Requires 5+ years of experience, strong communication skills, and the ability to work in a fast-paced environment. Must have experience with AI tools and be comfortable working with products involving trust, privacy, security, or technical complexity.

Sterilization Validation Analyst drafts test protocols and reports, defines sterilization approaches, and plans/coordinates validation tests.

Provide 2nd level support for the APICS MES system across Hydro locations. Contribute to APICS MES implementations in new locations, supporting configuration, Go-Live, and Hypercare. Act as a Functional Specialist, collaborating across regions and supporting the team.

Part-time Receptionist needed for a renowned company in Brussels. Greet visitors, manage the switchboard, and provide administrative support. Must be fluent in French and English, with knowledge of Dutch.

The Mechanical Piping Supervisor oversees piping installation, ensuring safety, schedule adherence, and quality standards. This role involves coordinating with trades, managing subcontractors, and maintaining compliance with project and HSE requirements.

FPS seeks a Global Key Account Manager to develop and execute account plans, build executive relationships, and drive growth within Global and Multi-National Accounts. The role requires strong commercial acumen, negotiation skills, and experience leading cross-functional teams.

Accounts Receivable Admin will manage customer accounts, ensure accurate billing, handle inquiries, and track overdue invoices.

Transportation Planning (Project) Manager needed to optimize vehicle routing, delivery schedules, and resource utilization. Lead implementation of route planning software, manage data, coordinate testing, and drive user adoption.

Business Controller to support performance steering across the Benelux retail organization. Responsibilities include financial reporting, business controlling, investment analysis, and stakeholder management. Requires experience with full P&L ownership, including OPEX and CAPEX, and proficiency in SAP S/4HANA and Power BI.

WiZiU Belgium seeks a dynamic Night Auditor for Crowne Plaza Brussel Airport. Responsibilities include handling guest check-ins/outs, managing cashier float, performing audits, and providing operational instructions. Requires at least 2 years of experience as a Night Auditor, fluency in French and/or English and Dutch (B1 level), and strong communication and problem-solving skills.

Sales Executive will identify new needs related to time attendance, staff scheduling, access control and visitor management for government agencies and companies. You will be responsible for the entire process from needs analysis to contract negotiations.

As an AI Engineer, you will develop and maintain AI features for legal document drafting, editing, and review. You will collaborate with product, design, and engineering teams to translate requirements into production-ready AI solutions. Responsibilities include assessing technical feasibility, designing AI pipelines, and evaluating model accuracy.

Project Manager for multi-country research projects, ensuring quality, efficiency, and methodological rigor. Leads project delivery from setup through reporting, manages timelines, budgets, and risks. Strong data management, analysis, and quality assurance skills required. Advanced SPSS skills and experience with quantitative research are essential. Excellent communication and client interaction skills.

Supports and enhances Viatris' global Supply Chain Planning Systems for External Supply operations. Ensures data integrity, process standardization, and operational reliability across integrated supply chain planning applications. Serves as a functional SME for Supply Chain Planning processes and operations, supporting planning processes, master data governance, reporting accuracy, and cross-functional systems integration.

The Technical Superintendent oversees operational, technical, and financial management of yachts. Acts as key contact for all yacht-related communication. Reports to the Head of Fleet Management.

Temporary full-time Sales Assistant position in Antwerp. Responsibilities include welcoming customers, providing personalized service, developing customer loyalty, handling transactions and stock, and implementing visual merchandising guidelines.

As a Keystone Solutions consultant, you will act as a Confirmed Business Analyst for digital systems, transforming business needs into functional solutions. You will collaborate with stakeholders, IT, and project teams to ensure quality and consistency across the client's mobile application and website.