senior backend software engineer

Twipe is seeking a Senior .Net Engineer to further develop our back-end infrastructure into a cloud-native solution with microservices and scalable architecture. You will implement features for processing newspaper content and distributing it to end users, while integrating external systems for user and rights management.You will write clean, testable code,...

VIND! ICT zoekt een ervaren Java Developer die meedenkt over hoe een complex softwareplatform beter, performanter en betrouwbaarder kan worden.Je komt terecht in een klein en sterk technisch team waar jouw ideeën snel impact hebben en je verantwoordelijkheid neemt over systemen in de betalingswereld. Je ontwikkelt en optimiseert de backend met Java en...

Objectif de la mission:Recherche d'un Java Backend Engineer en freelance pour un projet à long terme en Belgique. Le profil idéal est issu du secteur bancaire.Missions principales:Travail dans une équipe d'ingénieurs sur des télémétries à haut volume, l'observabilité et la résilience de la plateforme. Focalisation forte sur le Java moderne, Spring...

Jobat zoekt een ervaren backend-ontwikkelaar voor een Belgische fintech scale-up die een SaaS-platform bouwt voor geautomatiseerde betaalprocessen. Je werkt aan de backend met Java en Spring Boot, duikt in legacy code en voert gerichte verbeteringen door.Je streeft naar performante, schaalbare en veilige oplossingen en denkt mee over architectuur en...

Atlas Copco Group is expanding its platform team with a senior .NET developer to build the back-end backbone for an IoT/telemetry platform. You will work on domain models, APIs, events and data contracts in a cloud-native stack with .NET 10, PostgreSQL, Kafka, Redis and ClickHouse.Your team collaborates in an Agile setting, using OpenTelemetry for...

Jobat zoekt een ervaren backend-ontwikkelaar om een SaaS-betalingsoplossing te versterken. Je bouwt en optimaliseert de backend met Java en Spring Boot, analyseert bestaande code en werkt aan veilige, schaalbare oplossingen.Je werkt nauw samen met de CTO en Technical Teamlead en je neemt ownership over technische projecten en verbetertrajecten. Je onderzoekt...

ENTICO is seeking a senior .NET / Azure Developer to strengthen the backend of our in-house identity orchestration platform, with a strong IAM focus. The role involves moving to a cloud-native Azure architecture, developing Azure Functions, Container Apps and Key Vault integrations, and ensuring secure API access and governance.The candidate will own...

SOFICO is seeking a Senior Go Backend Engineer to design and evolve the Miles Enterprise backend. You will build reliable services in Go, contribute to configuration management, and collaborate with multi-disciplinary teams across the enterprise.You will work in a hybrid setup from Ghent, with exposure to a global engineering community and opportunities to...

Expleo seeks an experienced Java backend engineer to develop and maintain robust backend services in a fast-paced environment. You will design RESTful APIs, integrate with Kafka and Flink for distributed data processing, and participate in design reviews and automated testing.Collaboration with Agile/Scrum teams is essential to deliver reliable solutions and...

Ben jij een ervaren Software Developer die energie krijgt van het bouwen van hoogwaardige softwareoplossingen in C# en Microsoft Azure? Wil je werken aan innovatieve applicaties die wereldwijd door professionals worden gebruikt? Dan is dit jouw kans. Je komt terecht in een internationale high-tech omgeving waar technologie en innovatie centraal staan. Samen...

Wil jij meebouwen aan de toekomst van toonaangevende digitale media en de koers uitzetten voor grootschalige digitale producten? Heb jij het lef én de expertise om ons landschap naar een nog hoger niveau te tillen? Dan maken we heel graag kennis met jou! Onze opdrachtgever is de drijvende kracht achter een breed scala aan populaire digitale merken, van...

At Harmoney, you'll work on a product trusted by organizations such as Belfius, Baloise, AG Insurance, and Swiss Life. More importantly, you'll join a team that's ambitious, supportive, and genuinely enjoys building great things together. As a Backend Engineer, you'll design, build, and evolve the cloud-native services that power our platform. You'll work on...

Senior Software Engineer, Firefox Security Belgium Full Time EUR 56000-74000 / annual Posted 1 day ago Location Belgium Job type Full Time Salary EUR 56000-74000 / annual Posted 15 Oct 2026 (1 day ago) Region Europe Category Developer, Operations Source Himalayas Work mode Remote Why Mozilla? The Mozilla Corporation is wholly owned by the non-profit 501(c)...

Euroclear is seeking an Expert Engineer to drive design, architecture and development of complex features within the Group Business Solutions division. You will own technical decisions, support junior colleagues, and shape product functionality while ensuring production stability.With 5+ years of hands-on software engineering, you will translate business...

We are looking for a Senior Software Test Engineer to validate embedded software implementations for display modules and display driving boards based on software requirements. This role involves test case creation, execution, and automation to ensure software quality, working closely with software architects and engineers. The ideal candidate will have a...

Recommand, based in Belgium, is seeking a senior software engineer to shape our core platform across API design, data models, back-end and infra. You’ll work on APIs, data models, integrations, workflows, event-driven systems, and multi-tenant architecture. This is a core team role with hybrid or remote options; you’ll collaborate across frontend and...

Mozilla seeks a Senior Software Engineer to design, build and ship security enhancements for Firefox, strengthening cross-platform security across operating systems. You’ll investigate issues, drive robust fixes, and optimize performance in a large, multi-language codebase. Ideal candidates have 3+ years in low-level software engineering with C/C++, strong...

Imagine yourself… Doing meaningful work that makes an everyday impact on the world around you. Growing your expertise and expanding your skillset with every project. Owning your ambition and fueling your career growth. At Esko, a Veralto company, we develop software that enables the world's leading brands to create, manage, and deliver packaging and labels...

H.Essers in Genk zoekt een Senior Software Engineer voor Java-ontwikkeling en architectuur. Je werkt samen met engineers, analisten en stakeholders om oplossingen vorm te geven en een duurzame architectuur te waarborgen. Je leidt technische analyses en reviews, en speelt een sleutelrol in de transitie naar het RockIT-platform. Ervaring met Java, Spring,...

Mozilla seeks a Senior Software Engineer to design, build and ship security enhancements for Firefox, strengthening cross-platform security across operating systems. You’ll investigate issues, drive robust fixes, and optimize performance in a large, multi-language codebase. Ideal candidates have 3+ years in low-level software engineering with C/C++, strong...