Senior Backend Engineer: APIs, Data Models

ING Belgium NV/SA is seeking a Platform Engineer to help shape the backend platform powering MADP capabilities. You will design and implement scalable services and contribute to an event-driven architecture with reusable platform components.You will define APIs, model domain data, and support CI/CD, reliability, and multi-tenant operations. Collaboration...

ictjob.be is seeking a Python backend engineer to develop backend services for asset onboarding and market operations. You will build APIs and data pipelines to connect internal and external data sources, and implement real-time data ingestion with MQTT and RabbitMQ.You will work with PostgreSQL for relational/time-series data, and leverage AWS (RDS, S3,...

Referment is partnering with a growing European technology company to hire an experienced Software Engineer with a strong backend and infrastructure background. You’ll join an established product and engineering team building a business-critical software platform used to manage complex data and operational workflows.This backend-focused role involves...

A global consulting firm is seeking an experienced .NET Developer to join its team in Brussels. In this role, you will design, develop, and maintain backend systems and APIs using the .NET Framework and .NET Core. You will work closely with other IT professionals to deliver high-quality software solutions while ensuring code quality through best practices. A...

UniSystems is seeking a Backend Developer to join the UniQue team and turn digital visions into reality. You will implement new features, optimize existing code, and design integrations between microservices in an Agile environment.The role requires strong Java expertise, Spring Boot, REST APIs, and experience with Oracle PL/SQL and testing. You will...

HCLTech in Belgium is seeking a Senior Backend / Data Platform Engineer to strengthen our squad and contribute to building a scalable, robust, and reusable platform.You will design and implement backend services, contribute to event-driven architectures, and develop platform-level components that grow beyond individual features. The role focuses on reusable,...

Referment is hiring an experienced software engineer with a strong backend and infrastructure background to join an established product and engineering team. You’ll design robust backend services, build complex data models, and implement reliable integrations with cloud infrastructure and queues.You will work with Product and engineers to define practical...

An international consulting group is seeking a dedicated professional to design and maintain backend services and APIs using .NET technologies. The ideal candidate will have at least 5 years of experience in .NET development, particularly with REST APIs and Azure Cloud services. Proficiency in English and either French or Dutch is required. Candidates should...

Key Responsibilities1. Platform Development & Architecture Design and implement backend services supporting MADP capabilities Contribute to an event-driven architecture (event sourcing, CQRS, messaging) Build and evolve platform-level components (not just feature-specific code) Ensure solutions are reusable, scalable, and aligned with platform principles2....