Backend Development Jobs in Belgium

About the Company Our client is delivering large-scale enterprise technology solutions for a major European institutional environment. Working on secure mission-critical platforms they develop and maintain complex web applications that support thousands of users across Europe. Location: Brussels Bel...

Build high-quality software. Improve developer workflows. Make an impact.Are you a Full Stack Developer with a passion for React TypeScript clean code and software qualityDo you enjoy building reliable applications and improving the way software is tested released and deployedJoin our development te...

Build high-quality software. Improve developer workflows. Make an impact.Are you a Full Stack Developer with a passion for React TypeScript clean code and software qualityDo you enjoy building reliable applications and improving the way software is tested released and deployedJoin our development te...

PostgreSQL Database Administrator / Backend Engineer We are seeking an experienced PostgreSQL Database Administrator to support a large-scale biometric identification platform and contribute to the modernization of critical IT systems. The role combines database administration backend development an...

PostgreSQL Database Administrator / Backend Engineer We are seeking an experienced PostgreSQL Database Administrator to support a large-scale biometric identification platform and contribute to the modernization of critical IT systems. The role combines database administration backend development an...

Full-Stack Developer (PHP/Python) API & Integration Development We are looking for an experienced Full-Stack Developer to join a multidisciplinary team working on a large-scale biometric identification platform. The role focuses on the development of APIs web services and integration solutions that...

Full-Stack Developer (PHP/Python) API & Integration Development We are looking for an experienced Full-Stack Developer to join a multidisciplinary team working on a large-scale biometric identification platform. The role focuses on the development of APIs web services and integration solutions that...

OpportunityHow Do You Turn Operational Complexity into SoftwareHow do you know whether an aircraft is ready for deployment How do maintenance activities logistics processes and workforce qualifications influence one anotherThese are the kinds of challenges our software helps solve every day.For more...

We are looking for a Backend Engineer with strong knowledge of this role you will contribute to the development and evolution of a large-scale business-critical application working closely with business stakeholders to translate complex contractual requirements into robust and scalable technical so...

Sta je te popelen om studenten praktijkgerichte vaardigheden in softwareontwerp aan te leren Wil jij jouw expertise overdragen en studenten voorbereiden op de arbeidsmarktBij het Departement GO5 Opleidingscentrum IT krijg je de kans om echt het verschil te maken binnen een eigenzinnige maatschappel...

OpportunityBuild Expertise. Understand Complexity.Je staat aan het begin van je carrière.Je hebt een sterke academische basis opgebouwd en zoekt een omgeving waar je complexe vraagstukken kunt analyseren nieuwe kennis kunt ontwikkelen en diepgaande expertise kunt opbouwen.Bij ILIAS krijg je die kans...

OpportunityBuild modern web applications in a small high trust team where your code is used and your ideas shape how systems are designed.At ILIAS Solutions you join a small and independent development team. No heavy legacy no rigid structure. You build new systems and features from the ground up an...

We are looking for a Senior Shopify Backend Developer to support the delivery of mid to large-scale ecommerce projects often in headless architectures and involving multiple integrations (ERP PIM middleware). You will play a key role in designing and implementing backend services and Shopify apps wo...

The contractor shall be responsible for the end-to-end delivery of the Military Text Format (MTF) message monitoring application in accordance with the defined requirements. 1. Design and Development: Design the overall system architecture aligned with the prescribed technology stack; Develop backen...

Spektrum have a wide range of exciting opportunities in several global locations. We are always looking to add great new talent to our team and look forward to hearing from you.Spektrum supports apex purchasers (NATO UN EU and National Government and Defence) and their Tier 1 supplier ecosystem with...

DescriptionJoin Fortinet a cybersecurity pioneer with over two decades of excellence as we continue to shape the future of cybersecurity and redefine the intersection of networking and security. At Fortinet our mission is to safeguard people devices and data everywhere. We are currently seeking a dy...

DescriptionDeadline Date: Monday 18 May 2026Requirement: NNCCRS SW Engineer - MTF Message Monitoring AppLocation: Mons BEFull Time On-Site: YesTime On-Site: 100%Total Scope of the request (hours): 836Required Start Date: 1 July 2026End Contract Date: 31 December 2026 Required Security Clearance: NAT...

Skills and CompetenciesYou've set technical direction for teams, influenced org-wide standards, and solved novel problems at scaleProven experience shipping production software (minimum 7 years, end-to-end feature ownership).Strong proficiency in TypeScript for both frontend and backend development....

OpportunityBuild modern web applications in a small high trust team where your code is used and your ideas shape how systems are designed.At ILIAS Solutions you join a small and independent development team. No heavy legacy no rigid structure. You build new systems and features from the ground up an...

Spektrum have a wide range of exciting opportunities in several global locations. We are always looking to add great new talent to our team and look forward to hearing from you.Spektrum supports apex purchasers (NATO UN EU and National Government and Defence) and their Tier 1 supplier ecosystem with...