backend

Jobtailor in Belgium seeks a senior digital backend layout engineer to own the back-end layout of a mixed-signal IC, from RTL to GDSII, using Cadence tools. You will drive DFT strategy and collaborate with design teams to optimize layouts for performance, power, and area, and you will verify layouts with Calibre/ICV.Strong scripting in TCL/Perl and fluent...

Sonetas is building software used by Belgian veterinary practices, modernising a legacy Java app into Java, Spring Boot, and React. A new greenfield hospitalisation module and the myPets platform for pet owners are under development.AI-assisted development tools like Codex and Claude are part of daily work. We seek a medior/senior software engineer with...

Oliver James Group is seeking a senior full-stack developer in Brussels for a long-term freelance engagement. The role centers on rewriting legacy applications using Java, Angular and Python within a modern architecture. You’ll join a 6-person team delivering robust backend and frontend solutions.Work in an Agile environment and contribute to migration...

Octave, a Brics CAD technology leader, seeks a Java Tech Lead to guide the CIT team in backend development and modernization of our internal software stack. You will mentor teammates, shape technical strategy, and collaborate with cross-functional teams across product and engineering. The role emphasizes coaching, architecture thinking, and delivering...

ROLE SUMMARY We are looking for a Senior Full-Stack Developer with strong expertise in Java/Spring Boot, Angular, enterprise authentication and authorization mechanisms, API development, cloud integration and secure application architecture. The expert will be responsible for piloting a web application platform publishing/hosting embedded Microsoft Power BI...

As an Angular Developer, you will design, develop, and maintain modern web applications using Angular. You will work closely with Product Owners, UX/UI designers, backend developers, testers, and other team members to deliver high-quality software in an Agile environment. Main Responsibilities Able to speak English, capable of holding a conversation and...

EngiFlex zoekt een ervaren .NET developer voor een tweetaalige IT-omgeving in België. Je ontwerpt, ontwikkelt en onderhoudt .NET-applicaties aan frontend en backend, werkt nauw samen met stakeholders en scrum-teams om functionaliteiten iteratief op te leveren.Je hebt minimaal 5 jaar ervaring met .NET, is full-stack, en hebt kennis van Azure Cloud, Blazor en...

Voltmasters zoekt een Embedded Systems Engineer om de firmware van de Voltmaster Controller te ontwikkelen en te onderhouden. Je werkt aan de rand van het net, integreert met omvormers, batterijen en meters via Modbus, MQTT en CAN en zorgt voor een betrouwbare, veilige werking onder netstoringen.Je hebt ervaring met embedded TypeScript en een affiniteit met...

Jobat is op zoek naar een interne Full-Stack .NET Developer voor een financieel sterk familiebedrijf in de regio Antwerpen. Je draagt volledige technische ownership van de in-house software en werkt nauw samen met een IT Business Analyst.Verwacht een 80% backend en 20% frontend rol en een AI-gedreven toolkit om de workflow slimmer te maken. Je bouwt robuuste...

Kingfisher IT zoekt een Team Lead Software Development in West-Vlaanderen. Je leidt het developmentteam bij de realisatie van een gloednieuwe cloudmodule en zorgt voor een duidelijke technische en organisatorische structuur.Je werkt hands-on mee aan backend in .NET en frontend in React, stuurt sprints aan en bewaakt de architectuur en keuzes in het platform....

Aikido Security is hiring a Database Performance Specialist. You will optimize SQL performance across our production systems, identify bottlenecks, and design scalable database architectures to support rapid growth.Join a fast-moving, entrepreneurial team focused on building developer-first security products. You will partner with backend engineers to drive...

Intellectual Capital Resources in Antwerp is seeking a Physical Design Engineer to join our semiconductor R&D team. You will own the RTL-to-GDS backend flow for complex digital circuitry used in imaging technology, with hands-on implementation and back-end methodology development. You will collaborate with analog and digital teams, optimize performance,...

Enky is seeking a Senior Fullstack Engineer Shopify (React, Node.js) to lead evolution from Bubble toward a hybrid or full-code stack centered on Shopify and custom backend services. You will maintain and optimize existing apps, build new features and integrations with Shopify, CRM/ERP, and payment gateways, and define scalable technical standards. You will...

Voltmasters in Belgium seeks a Machine Learning Engineer to develop and deploy forecasting models for energy prices, consumption and solar production within our EMS. You will build optimization algorithms to steer batteries and take models to production using real-time data. You will collaborate with data engineers and backend teams, write clean, tested...

Limelight Health is seeking a Full Stack Developer in Belgium to join our development teams. You will work across the stack on open source projects, contribute to both backend and frontend, and own features from design to production. The role offers a collaborative environment with a strong emphasis on code quality and learning.You’ll join a growing team...

Keystone Solutions is seeking a Mobile Software Developer to join a consultancy mission at a client site in Vlaams-Brabant. You will focus on Android development in Kotlin, using Jetpack components, and will be open to future platforms.You will collaborate on MVVM/Clean Architecture, security, and UX/UI while integrating with backend systems and Firebase...

The company in Antwerp is seeking a Senior Full-Stack AI Engineer on a CTO track to take technical ownership of OneView. You will work on retrieval (PostgreSQL/pgvector), LangGraph pipelines, a FastAPI backend, a React/TypeScript frontend, and CI/CD/observability in a small team with future CTO growth.We focus on AI-native workflows shipped to real users,...

Payflip is hiring a Software Engineer with 4+ years of experience to join our product team in Belgium. You'll work across the fullstack spectrum—frontend, backend, infra and possibly mobile—collaborating with PMs, the CTO and other engineers to push our salary platform forward.We value eagerness to learn, autonomy, and shipping quality, maintainable...

ictjob.be is recruiting for a leading client in Brussels to hire two Freelance TypeScript Developers. You will build and support data integrations that connect systems across the platform, delivering reliable and scalable data flows.You will design backend services in TypeScript, translate business requirements into product features, and work in a hybrid...

Keystone Solutions is seeking a Full Stack Web Developer for a client-site consultancy to build a secure service catalog for police data sources. You will implement microservices, microfrontends, and REST/gRPC APIs, while aligning with OpenID Connect and O365 security mechanisms.A strong focus on CI/CD and Agile Scrum will guide delivery across backend and...