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Senior full stack developer building and maintaining Java/Spring Boot + Angular web applications for a Belgian public-sector healthcare project (patient prescription solutions). 9-month mission, hybrid from Brussels, with TDD, PostgreSQL/Elasticsearch, and AI-related tooling (prompt engineering, MCP).
Senior engineer at Alpaflow designs, builds and ships data-processing, manufacturing and IoT software for industrial clients in Belgium, working hands-on with Kubernetes, PostgreSQL, Linux, AWS/GCP and Python while traveling to client sites. Hybrid: work from anywhere in Belgium with ~1 day/week at the Brussels (Ixelles) office.
Data Architect at Smals designing the central data platform for INAMI (Belgian social-security/health insurance): defining architecture for the data lake, data warehouses, quality validation, catalog and analytics/AI components, plus conceptual data modeling and master data management. Core stack: SQL Server (SSIS/SSAS/SSRS), SAS, GDPR-aware security, and a progressive cloud migration strategy.
Cloud systems engineer with a data focus at itsme, the Belgian digital identity provider: assisting developers with databases, troubleshooting performance issues, building a new Databricks-based data platform, and automating containerized infrastructure in a public cloud using Terraform, Kubernetes, and CI pipelines.
Satellit is hiring a software engineer in Belgium to build AI-first business applications: architecting LLM, RAG and agent-driven workflows with backend services, APIs and document retrieval, plus orchestration, testing, CI/CD, logging and monitoring. Core stack: Python and C#/.NET on Azure with LangChain, LangGraph, Semantic Kernel and Microsoft Foundry/Agents SDK.
Senior .NET developer with Java know-how building reusable authentication/authorization components for an identity & access management engagement at a major energy-sector client in Belgium. Day to day: C#/.NET and Java coding, IdP work (OAuth2/OIDC/SAML/LDAP), REST APIs, CI/CD and Kubernetes/AKS deployment, plus agile squad activities. Hybrid, ~2 days/week on-site, full-time.
Yara International, a fertilizer and chemicals producer, is hiring an Operational Technology engineer in Belgium to own connectivity between plant OT environments and the cloud, supervise data flows from global plants, and uphold security and documentation standards. Core stack: OPC UA, SQL, PowerShell, and cloud.
SAP Datasphere Engineer at consulting firm ACENSI, working for a railway-sector client based in Brussels: designing SAP data architecture, integration, and pipeline orchestration with a focus on maintainability. Core stack: SAP Datasphere, BW, BW4HANA, BODS, HANA, plus ABAP and SQL; French and Dutch (B2) required.
Freelance full-stack engineer at Mediahuis's TPS technology unit, designing and building a central Product Service that consolidates product data from the booking system and exposes it via a robust API to other applications. Temporary engagement through December 2026, working from Belgium or the Netherlands.
Freelance senior data engineer joining a large Belgian client's internal data team to expand a Microsoft Fabric data platform built on a lakehouse/medallion architecture. Day to day: ingesting sources into Bronze, building reliable PySpark pipelines toward Silver, guarding data quality, and later helping with a Gold data product. ~3-month contract with likely extension; Dutch required.
Senior Data Engineer at Leftfields, a fast-growing data & AI consultancy in Belgium: design, build and scale ETL/ELT pipelines and data architectures at client sites, shape the company's data practice, and do hands-on consulting, pre-sales and mentoring. Core stack: Python, SQL, a major cloud (AWS/Azure/GCP), Databricks, Snowflake, dbt, Spark, Airflow.
A data engineer for a Belgian organization building a modern data platform on Microsoft Fabric: ingesting source data into the Bronze layer, building robust PySpark pipelines toward Silver, and ensuring data quality, performance, and maintainability while aligning mappings and data structures with business stakeholders.
An experienced software engineer who designs, builds, and operationalizes AI and data solutions — LLM fine-tuning, RAG, agents, and ETL pipelines — integrated into clients' enterprise IT ecosystems. Daily work centers on Python, TypeScript, SQL, cloud data platforms (AWS/Azure), and production-grade integration of existing AI models and services.
Freelance senior data engineer for a large Belgian organization, building out a Microsoft Fabric data platform: ingesting data sources into the Bronze layer and constructing robust pipelines toward Silver/Gold, while guarding data quality, performance, and scalability and aligning with business stakeholders.
iO (Belgium) is hiring an AI & Data Engineer to build smart data pipelines and production-grade AI solutions (LLMs, RAG, ETL/ELT) integrated into client environments. The role uses TypeScript and Python to deliver cloud-based data platforms with strong quality and governance in an enterprise IT context.
Builds production-grade AI solutions and data pipelines for clients at iO in Gent, Belgium: runs LLM architectures, does prompt engineering, and designs scalable, reliable, secure cloud-based data platforms, combining existing models with cloud services in collaboration with AI experts and tech teams.
Freelance data engineer joining the internal data team of a large Belgian organization to expand its Microsoft Fabric data platform built on lakehouse/medallion architecture: exposing sources to the Bronze layer, building robust PySpark pipelines toward Silver, and guarding data quality, performance and scalability, with later work on a Gold data product. Power BI is occasionally used for analysis
Leftfields is hiring a Senior Data Engineer in Belgium to serve as the technical backbone of the data team: designing and building scalable ETL/ELT pipelines for clients, advising customers, translating business requirements into technical designs, safeguarding data governance, and mentoring less experienced engineers.
Senior Java Developer contracting via Empiric for the Flemish Government in Belgium (hybrid, 2–3 days on-site). Day to day you build modern Java applications, REST APIs, and microservices while contributing to CI/CD and quality improvements alongside an international team of engineers, architects, and Product Owners.
Software engineer on PlayStation's Direct-to-Consumer ML Engineering team, building production LLM-powered services, APIs, microservices, and event-driven workflows (in Python or Java on AWS) that turn AI into dependable products across the digital commerce ecosystem. It's an applied-AI engineering role, not model training.
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