64,213+ Full Stack Python React Developer Freelance Possible Jobs in Belgium — Top Companies Hiring August 2026

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Data Analyst Mainframe & Datamigratie (Freelance mogelijk)

Taken en verantwoordelijkhedenPresentatieU werkt binnen de ICT-omgeving van een grote overheidsorganisatie die instaat voor informatiestromen, systeemarchitectuur, infrastructuur, databases, netwerken, communicatie, technische standaarden, beveiliging en gespecialiseerde onde ...

Fixed Term or Freelance Recruiters (Europe)

Hey there! David Kennedy Recruitment is on the lookout for an amazing Freelance Recruitment Partner to join our team. If you're a true hunter and love connecting talented individuals with our clients needs we want to hear from you! This freelance role offers either a commission-based structure or fixed term a ...

Consultant Change Manager Senior – Brussel (Freelance)

Senior Consultant Change Manager – Brussel (Freelance)🤝 Type samenwerking: Freelance🏡 Werkwijze: hybride🎓 Niveau: Senior / Expert Consultant (5–10+ jaar)📍 Locatie: BrusselAria Partner zoekt een ervaren freelance Change Manager om haar klanten ...

Project Manager (Permanent contract and Freelance)

Passionate about tech, digital, and innovation? Join the 1,800 employees at Smile, the European leader in open-source integration, spread across 20 agencies in 9 countries. Collaborative spirit and knowledge sharing are at the heart of our DNA. Our experts push the boundaries of open source every day to build ...

Freelance Evaluation Experts ΕU Projects (PRFEE0726)

PRIORITY Quality Consultants is expanding its network of Senior Freelance Evaluation Experts to support proposals and implementation of projects for the European Commission, EU Agencies, International Organisations and Public Authorities.We are looking ...

Procestechnieker Slibverwerking en Drogerinstallatie (Freelance mogelijk)

Taken en verantwoordelijkhedenVoor de slibverwerkings- en drooginstallatie in Houthalen-Helchteren zoeken we een procestechnieker die mee instaat voor een veilige, stabiele en kwaliteitsvolle werking van de installatie. Je werkt samen met collega’s in een ploegensysteem en draagt bij aan een vlotte ...

Formulation Scientist Parenterals & Liquids (Freelance mogelijk)

FunctieomschrijvingAls Scientist in formulatieontwikkeling voor parenterale en vloeibare geneesmiddelen werk je mee aan de ontwikkeling van innovatieve therapieën die een impact hebben op patiënten wereldwijd. In deze rol binnen een internationale farmaceutische omgeving in Beerse on ...

ERP Project Manager (Freelance) 12 Months

Job DescriptionWe are seeking a hands-on Project Manager with strong ERP implementation experience and a background in applications. This role will support the Program Manager responsible for a large business transformation program with the greenfiel ...

Belgium: CIPA Business Analyst Freelance (REF18)

Role description: We are looking for a senior profile that is able and willing to maneuver between several roles (Business Analyst, Business Consultant, Functional Analyst, application Expert) in our Digital assisted Services and Automation Agile team. The team is re ...

[Staffing/Freelance] VMWare Senior Consultant NSX

JOB DESCRIPTION Make an impact with NTT DATAJoin a company that is pushing the boundaries of what is possible. We are renowned for our technical excellence and leading innovations, and for making a difference to our clients and society. Our workplace embraces diversity and inclusion – it’s a place ...

Data Analyst (Permanent contract and Freelance)

Passionate about tech, digital, and innovation? Join the 1,800 employees at Smile, the European leader in open-source integration, spread across 20 agencies in 9 countries. Collaborative spirit and knowledge sharing are at the heart of our DNA. Our experts push the boundaries of open source every day to b ...

Piping Project Manager Pharma (Freelance kan)

FunctieomschrijvingVoor een industriële site in Geel zoeken we een ervaren Project Manager Piping die projecten zelfstandig begeleidt van de eerste scopebepaling tot en met de oplevering. Je werkt aan piping-intensieve projecten in een actieve productieomgeving, waar ...

Functional Test Lead & Testspecialist (Freelance mogelijk)

Taken en verantwoordelijkhedenAls Senior Testspecialist en Functional Test Lead ben je verantwoordelijk voor de planning, coördinatie en uitvoering van testactiviteiten binnen projecten en applicatieteams. Je bewaakt de kwaliteit van de testuitvoering, stemt de verschillende testactiviteiten af met ...

Cyber Security Analyst H/F Freelance

Job descriptionTaux journalier (TJM): 630 Context and objectiveA global critical financial infrastructure organization is looking to strengthen its Brussels-based security team. Security is a core component of the organization’s services and is embedded in its management systems and proce ...

Functional Test Lead Testspecialist (Freelance mogelijk)

Taken en verantwoordelijkhedenAls Senior Testspecialist en Functional Test Lead sta je in voor de planning, afstemming en uitvoering van testactiviteiten binnen projecten en applicatieteams. Je bewaakt de kwaliteit van de testuitvoering, stemt de verschillende teststromen op elkaar af en volgt testr ...

Senior Data Engineer (employee or freelance)

Who we are: We’re Qover, a leading insurtech scale-up that has raised $70 million.With an international team of 160+ colleagues based i ...

Data Engineer (Permanent contract and Freelance)

Passionate about tech, digital, and innovation? Join the 1,800 employees at Smile, the European leader in open-source integration, spread across 20 agencies in 9 countries. Collaborative spirit and knowledge sharing are at the heart of our DNA. Our experts push the boundaries of open source every day to b ...

Fixed Term or Freelance Recruiters (Europe)

Hey there! David Kennedy Recruitment is on the lookout for an amazing Freelance Recruitment Partner to join our team. If you're a true hunter and love connecting talented individuals with our clients needs we want to hear from you! This freelance role offers either a commission-based structure or fixed term a ...

Fixed Term or Freelance Recruiters (Europe)

Hey there! David Kennedy Recruitment is on the lookout for an amazing Freelance Recruitment Partner to join our team. If you're a true hunter and love connecting talented individuals with our clients needs we want to hear from you! This freelance role offers either a commission-based structure or fixed term a ...

Freelance HR Budget & Workforce Consultant

Key Responsibilities HR Budget Strategy & Personnel Cost ManagementDevelop and monitor HR budget strategies in alignment with organizational objectives.Analyze and forecast personnel costs.Support ...

Belgium: Business Intelligence Expert Freelance (REF18)

Description :You are familiar with a data environment and working with and querying large volumes of data. You are an experienced Power BI developer, driven by data analysis and data visualization. You excel in designing, developing, and implementing dashboards that are clear and easil ...

Freelance HR Budget & Workforce Consultant

Key Responsibilities HR Budget Strategy & Personnel Cost ManagementDevelop and monitor HR budget strategies in alignment with organizational objectives.Analyze and forecast personnel costs.Support ...

Upstream Project Lead Pharma (Freelance mogelijk)

FunctieomschrijvingAls Upstream Project Lead neem je de leiding over mechanische projecten op procesinstallaties boven en inclusief de reactor. Je werkt aan trajecten rond reactoren, condensors, procesapparatuur en aanverwante installaties, en begeleidt deze van conceptfase tot oplev ...

Freelance Business Controller (6 month mission)

📍 Liège (hybrid) | Freelance | Mid-October 2026 – Mid-March 2027Are you a finance professional who enjoys turning numbers into business insights? Do you thrive in a fast-paced environment where your analyses directly influence str ...

Functioneel Analist Marktprocessen MIG6 (Freelance kan)

Taken en verantwoordelijkhedenVoor een programma rond databeheer en marktprocessen zoeken we een functioneel analist ter versterking van een multidisciplinair DevOps-team. De projecten situeren zich vooral binnen marktwerking, met sterke raakvlakken met metering-, assetmanagement- en financiële syst ...

Clinical Research Lead MedTech (Freelance mogelijk)

FunctieomschrijvingJouw rol als Clinical Research ManagerWil je een centrale rol opnemen in de uitvoering van internationale klinische studies binnen een innovatieve MedTech-omgeving? Als Clinical Research Manager coördineer en leid je klinische onderzoeksproj ...

Freelance Luxury Brand Evaluator Schoten, BE

Join the global community that enhances and elevates the experience of the most prestigious luxury brands in the world! CXG, a leading customer experience agency servicing premium and luxury brands, is looking for mission-based Customer Experience Evaluators who are existing luxury brand customers.As a ...

Freelance Medior Dynamics 365 Functional Consultant

Taken en verantwoordelijkhedenJe analyseert bedrijfsprocessen en gebruikersbehoeften en vertaalt die naar functionele vereisten.Je configureert Microsoft Dynamics 365 CRM en ondersteunt de implementatie van de oplossing.Je werkt mee aan stakeholderbeheer, gerichte communicatie ...

Claims Handler – Home Insurance Bruxelles Freelance

Description du posteTaleo Consulting recherche actuellement un(e) Gestionnaire de sinistres – Assurance Habitation pour rejoindre un acteur majeur du secteur de l'assurance à Bruxelles.Vous serez responsable de la gestion des sinistres d'assurance habitation, d ...

Quality Engineer QC Pharma (Freelance mogelijk)

FunctieomschrijvingJouw rol als Quality Engineer QCAls Quality Engineer QC werk je in een internationale productieomgeving waar kwaliteit en betrouwbaarheid vooropstaan. Je ondersteunt de QC-afdeling bij het optimaliseren van processen, systemen en laboactiviteiten. Daarbij st ...

IT Project Manager Sourcing Bruxelles Freelance

Description du posteTaux journalier (TJM): 615 € Garantir que l’organisation dispose des bonnes personnes, compétences, modèle de sourcing et écosystème de prestataires pour réussir sa stratégie IT. Cela passe par le pilotage de la planification des effectifs, la gouvernance du sourcing, la gesti ...

Scrum Master (Permanent contract and Freelance)

Passionate about tech, digital, and innovation? Join the 1,800 employees at Smile, the European leader in open-source integration, spread across 20 agencies in 9 countries. Collaborative spirit and knowledge sharing are at the heart of our DNA. Our experts push the boundaries of open source every day to b ...

Freelance Sales Manager C level sales

Are you a driven Sales Manager with a passion for consultative, high-level sales? Do you want to make a real impact by selling top-tier MBA programs to ambitious professionals and executives? Then this opportunity in Brussels is for you.About the ...

Freelance Luxury Brand Evaluator Liege, BE

Join the global community that enhances and elevates the experience of the most prestigious luxury brands in the world! CXG, a leading customer experience agency servicing premium and luxury brands, is looking for mission-based Customer Experience Evaluators who are existing luxury brand customers.As a ...

Fixed Term or Freelance Recruiters (Europe)

Hey there! David Kennedy Recruitment is on the lookout for an amazing Freelance Recruitment Partner to join our team. If you're a true hunter and love connecting talented individuals with our clients needs we want to hear from you! This freelance role offers either a commission-based structure or fixed term a ...

Enterprise Architect TOGAF & ArchiMate (Freelance mogelijk)

Taken en verantwoordelijkhedenAls enterprise architect draag je bij aan de verdere ontwikkeling van een modulair digitaal landschap binnen een overheidsomgeving. Je helpt digitale transformatie mee vorm te geven door architectuurprincipes pragmatisch toe te passen en verder te verfijnen binnen zowel ...

Ingénieur bureau d’études électricité (junior) Freelance

Description du posteTaux journalier (TJM): TJM HT max 545 € (hors éventuels frais de mission, à discuter avec le client) Ingénieur Bureau d’Etudes Electricité (Junior) :Au sein d’une équipe d’experts, vous contribuez aux études techniques permettant d’adapt ...

Operational Risk & Safety Coach freelance opportunities

About dss+At dss+, you don’t just deliver projects - you help save lives, improve performance, and build a more sustainable future.We are a purpose-led global consultancy partnering with organisations in high-risk and asset-intensive industries to solve complex operational cha ...

Senior Microsoft 365 Exchange Administrator Freelance

Description du posteContextePoste de Microsoft 365 Exchange Administrator / Engineer dans une entreprise très technologique. Le rôle implique la collaboration sur des projets techniques et fonctionnels complexes avec une forte valorisation des compétences techniques et une adoption d ...

FREELANCE R&D Manager Spread

Als Freelance R&D MANAGER SPREAD zijn je verantwoordelijkheden :Uitwerken en implementeren van de innovatiestrategie voor de productcategorie.Leiden van nieuwe productontwikkelings ...

Team Lead – Group Life Insurance Freelance

Job descriptionWe are looking for a Team Lead – Group Life Insurance (Policy Servicing & Underwriting) to join a major player in the Life & Group Insurance sector in Brussels.As part of an operational reinforcement (backfilling support), the consultant will be ...

Project Manager IT&OT Projects Freelance

Job descriptionDaily rate: 600 About the RoleWe are looking for an experienced IT & OT Project Manager to join a long-term program in Leuven. In this role, you will oversee multiple IT and Operational Technology (OT) projects, ensuring successful delivery from pl ...

Qualification Engineer Farma & GMP (Freelance mogelijk)

FunctieomschrijvingAls Qualification Engineer werk je binnen een farmaceutische productieomgeving in Geel en ondersteun je operationele systemen en installaties gedurende hun volledige levenscyclus. De nadruk ligt niet op projectmatig werk, maar op het borgen van de continue inzetbaarheid en complian ...

Freelance Payroll Consultant Job ID: JP054929

Freelance Payroll Consultant Location: Menen, Belgium – Hybrid Duration: 1 July 2026 – 30 November 2026 Availability: Approximately 6 days per month Level: Senior We are looking for an experienced Payroll C ...

Fixed Term or Freelance Recruiters (Europe)

Hey there! David Kennedy Recruitment is on the lookout for an amazing Freelance Recruitment Partner to join our team. If you're a true hunter and love connecting talented individuals with our clients needs we want to hear from you! This freelance role offers either a commission-based structure or fixed term a ...

ERP Project Manager (Freelance) 12 Months

Job DescriptionWe are seeking a hands-on Project Manager with strong ERP implementation experience and a background in applications. This role will support the Program Manager responsible for a large business transformation program with the greenfield implementation and roll-out ...

F5 Networking and Security Engineer Freelance

Job descriptionDaily rate: 600€/650€ ContextExcited to work on a project for a key player in the energy landscape?The Belgian, German and European energy landscape is in full swing. Did you know that a leading European transmission system operator plays a crucial role in t ...

Solution Architect ICT Architect (Freelance mogelijk)

Voor deze functie zoeken we een solution architect / ICT-architect die digitale oplossingen uitwerkt in lijn met de bredere architectuurvisie en toekomstige platformkeuzes. Je werkt in een sterk digitale omgeving waar innovatie en samenwerking belangrijk zijn, en je stemt af met specialisten uit verschillende ...

Asset Management Trainer IAM (Freelance mogelijk)

Taken en verantwoordelijkhedenVoor deze opdracht wordt een doorgedreven opleidingstraject rond Asset Management uitgewerkt en verzorgd in het Nederlands, gebaseerd op het IAM Framework (Institute of Asset Management).De opleiding is bedoeld voor assetmanagers, assetbeheerders, asset facilitat ...

Functional Analyst (permanent contract and freelance)

Passionate about tech, digital, and innovation? Join the 1,800 employees at Smile, the European leader in open-source integration, spread across 20 agencies in 9 countries. Collaborative spirit and knowledge sharing are at the heart of our DNA. Our experts push the boundaries of open source every day to build ...

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    Full Stack Python React Developer Freelance Possible Jobs in Belgium Job Search Guide, Trends and Insights