Java Backend Engineer — Cloud

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 a smarter, more efficient, and more responsible...

Start ASAP tem 31/12/26 (verlenging mogelijk)FunctieomschrijvingAls Software Engineer in ons team van Dagelijks Bankieren, speel je een sleutelrol in het onderhouden, ontwikkelen en testen van Java backend services die essentieel zijn voor ons betalingsverkeer en sterk integreren met met externe partners, maar ook in house ontwikkelde applicaties. Verder ben...

ENTICO ICT is seeking an experienced backend engineer to design and develop scalable services and APIs using .NET Core and Azure. Blazor is optional but a plus, with strong focus on security, observability, and governance across cloud resources.You will work on REST APIs, OData, API versioning, and distributed systems, applying DDD, CQRS, MediatR, and...

We are urgently looking for a Senior Java developer for Brussels area. Responsibilities Participate to the design/development/testing of a PKI footprint logic supporting traditional and post‑quantum‑ready cryptography using various crypto backend logic (Disk, HSM, ...). Qualifications Strong PKI/cryptography knowledge Strong Java experience C++...

Smile in Brussels is seeking a freelance Backend Developer to join our dynamic team on high-impact projects for a major client. The role is hybrid (2-3 days remote per week) with a focus on scalable APIs, microservices, and cloud-native architecture.The candidate should have strong expertise in Python/Node.js/Java/Go, databases, REST/GraphQL, and...

Your jobWhat can you expect from this role?We are Team possible - the people behind Davinsi Labs, Proximus, Proximus NXT, Codit, Proximus Ada, and more. Nice to see you here!United by a shared purpose, we're building a smarter, trustful and more connected world.That means embracing technology and celebrating change. We think possible and then make it...

YOU ARE As an AI/ML Computational Scientist, you will design, build, and operationalize artificial intelligence and machine learning solutions for enterprise clients, combining custom models with cloud and third‑party AI services to deliver production‑ready outcomes. Your role spans the full solution lifecycle — assessing client needs and data,...

Software Engineer with Experience in developing AI-centric applications 28-08-2026 Brussels We are looking for a Software Engineer Service to join one of our software engineering teams focused on developing AI-centric applications. The role combines strong software engineering skills with practical experience in building solutions using LLMs, RAG, AI...

Smile Open Source Solutions in Brussels is seeking DevOps Engineers at junior to senior levels to join our team on behalf of a major strategic client. You will bridge development and operations to drive automation, reliability and scalability.In this freelance role, you design and maintain deployments, manage Docker/OpenShift environments, implement IaC, and...