Senior Backend Engineer

Altia in Belgium seeks a Senior Back-end Software Engineer to join our international team. You will design, implement and maintain scalable back-end services using PHP or other languages, with a focus on robust APIs and data models.You will work on an European regulatory project, collaborating across teams, applying Docker/Kubernetes, CI/CD, and security...

Harvey Nash Group is seeking a Senior Backend Software Engineer to join the IT team of a financial institution operating in an international environment. You will design, develop, test and maintain backend applications in a mainframe context, translating business needs into functional and technical designs.You will collaborate with IT and business...

Brunel zoekt een senior back-end software engineer in Brussel voor een langdurig project. Je werkt aan ontwerpen en het programmeren van back-end applicaties en levert hoogwaardige code volgens functionele specificaties.Je ervaring omvat mainframe-omgevingen (COBOL, PL/1, EGL, DB2) en CI/CD-tools; je bent communicatief en werkt goed in een internationale...

Nebius is hiring a Senior Backend Software Engineer for the Cloud Monetization Platform, based in Amsterdam or remote. You will help power the commercial foundation of Nebius Cloud, designing distributed backend systems and reliable workflows across multiple microservices.The role requires 5+ years of software experience, strong Python knowledge (or...

EasyPost is a hands-on Senior Software Engineer role focused on building and operating a secure document-delivery platform. You will own features from design to production, driving backend and cloud engineering.You will collaborate with the team lead, product management and peers to shape architecture, evaluate trade-offs and craft practical designs for...

EasyPost is seeking a hands-on Senior Software Developer to help build and operate our secure document-delivery platform. You will own features from design to production, focusing on backend and cloud engineering with TypeScript on AWS.You will design and develop TypeScript services, AWS Lambda functions and NestJS APIs, build serverless infrastructure with...

Ayesa Digital in Belgium seeks a highly experienced Back-End Software Engineer to design, develop, and evolve scalable Java-based services in a multicultural, international team. You will build RESTful APIs, work with Spring Boot, Elasticsearch, Kafka, and cloud-native patterns, and contribute to secure, high-performance back-end systems across EU...

SEIDOR, a multinational technology company with a start-up spirit, seeks an Advanced Java Developer (Fully Remote) to join the Brussels team. The role focuses on designing, developing and testing back-end components within the Spring ecosystem, delivering REST and event-driven APIs, and ensuring robust authentication, persistence, and CI/CD integration.You...

SEIDOR is seeking a Senior Java Developer in Brussels for a Hybrid role. You will design, develop and test back-end components using the Spring ecosystem and implement REST and event-driven APIs within a customer-focused team.Requirements include 4 years of Java back-end experience, 8 years with Spring, 6 years with relational DBs/ORM, and 3 years as a...