senior backend software engineer

Satellit in Belgium seeks a Senior Python developer to join a global energy management team. You design backend services for asset onboarding, contracts, and market operations, and build APIs and data pipelines for integration with internal and external data systems. You will implement real-time data ingestion using MQTT and RabbitMQ, model and optimize...

EasyPost in Brussels is seeking a hands-on Senior Software Engineer to build and operate our secure document-delivery platform. You will own features from design to production, focusing on backend and cloud engineering, and collaborating with product management and other engineers. As a senior engineer, you will shape architecture, evaluate trade-offs, and...

Scalable Capital is building a brand-new banking platform and seeks experienced backend developers to join autonomous, cross-functional teams building clearing and settlement services with Kotlin, Java and Spring Boot. You will operate cloud-native apps on AWS (ECS, Lambda), apply infrastructure as code, CI/CD, observability, and own features end-to-end with...

All European Careers BENELUX in Brussels is seeking a Senior Python Backend Engineer to build secure, scalable backend services using Python and modern frameworks. You will design and implement RESTful APIs and work with relational and NoSQL databases in an international IT environment. This hybrid role requires 6+ years in Python, experience with...

CloudPiling in de Verenigde Staten zoekt een Senior Backend Developer om het team te versterken. Je bouwt mee aan ons SaaS-platform, draagt bij aan geotechnische innovaties en werkt samen met een team van experts aan sterke softwareoplossingen.We bieden een dynamische werkomgeving met snelle communicatielijnen en unieke voordelen zoals een premium...

Kwery in Melle zoekt een gedreven Python Developer om mee te bouwen aan een AI-product. Je maakt deel uit van een compact developmentteam en hebt directe impact op het product in een high-velocity omgeving. Je hebt enkele jaren ervaring met Python en Cloud, API's, CI/CD en containers.Ervaring met serverless, Go en data scraping is een plus. Er wordt 2 dagen...

Smals realisesert innovatieve ICT-projecten in e-government en e-health voor instellingen uit de sociale zekerheid en de gezondheidszorg. Als Backend .Net Developer werk je in een SAFe-team van 12 personen aan hoogwaardige, schaalbare applicaties en maak je Azure Cloud-platform bruikbaar voor andere teams.Je ontwerpt, ontwikkelt en onderhoudt...

Scalable Capital is building a brand-new banking platform and seeks experienced backend developers to join autonomous, cross-functional teams building clearing and settlement services with Kotlin, Java and Spring Boot. You will operate cloud-native apps on AWS (ECS, Lambda), apply infrastructure as code, CI/CD, observability, and own features end-to-end with...

ENTICO zoekt een Senior Python Developer om een intern monitoringplatform te verbeteren en uit te bouwen in Brussel. Je bewaakt de gezondheid van live applicaties, voert synthetische controles en logcontroles uit en waarschuwt betrokken teams wanneer ingrijpen nodig is.Je werkt aan Python-gebaseerde monitoring- en alarmeringssystemen, zorgt voor...

ALTIA is seeking a Senior Java Software Engineer to join an international project for a major European organization. You will design, develop, maintain, and secure back-end applications and services using Java, REST APIs, and web services across the full SDLC.You will work with Spring Boot, Hibernate, and relational databases (PostgreSQL, Oracle, MySQL)...

Smals recherche un développeur .NET backend expérimenté pour rejoindre une équipe de 12 personnes, travaillant de manière transversale et utilisant SAFe. L'équipe se concentre sur la mise à disposition de la plateforme Azure Cloud pour d'autres équipes de développement.Vous concevrez, développerez et maintiendrez des composants techniques du...

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...

SOFICO, based in Ghent, Belgium, invites a Senior Go Backend Engineer to evolve Miles Enterprise with modern, self-service tooling. You will develop reliable Go backends, design configuration tooling, and collaborate across product, engineering, and business consultants.You will contribute to backend engineering at scale, sharing knowledge and improving...

Runware is seeking a Senior Software Engineer to build and evolve the systems and APIs powering our Web App and DevEx. You’ll collaborate with backend and frontend engineers, Product and Design to deliver reliable internal and developer-facing APIs that simplify AI infrastructure. You’ll own backend work from requirements to delivery, contribute to...

KEYES is seeking a Backend Developer for an EU Institution in Brussels. You will develop backend services with Python and Django, build REST APIs, and integrate with front-end components while ensuring security and scalability. You will work in an international team, apply CI/CD pipelines, Docker-based deployments, and write tests and documentation. Regular...

pRunware is seeking a Senior Software Engineer to build and evolve the systems and APIs powering our Web App and DevEx. You’ll collaborate with backend and frontend engineers, Product and Design to deliver reliable internal and developer-facing APIs that simplify AI infrastructure. /ppYou’ll own backend work from requirements to delivery, contribute to...

pKEYES is seeking a Backend Developer for an EU Institution in Brussels. You will develop backend services with Python and Django, build REST APIs, and integrate with front-end components while ensuring security and scalability. /ppYou will work in an international team, apply CI/CD pipelines, Docker-based deployments, and write tests and documentation....

Joining KEYES means giving purpose to your talent. Are you looking for an environment where technology is not an end in itself, but a lever to build a sustainable future? At KEYES, we are not just looking for technical expertise; we are looking for people who share our values. Do you want to continue your career and grow within one of Belgium’s leading IT...

UZ Brussel: Samen sterk in zorg, innovatie en wetenschapWord onze nieuwe Software Engineer op de ICT dienstUZ Brussel is een toonaangevend universitair ziekenhuis in het hart van onze hoofdstad. Wij zijn een warm en vooruitstrevend ziekenhuis waar innovatie, onderzoek en patiëntgerichte zorg hand in hand gaan. Elke dag zetten bijna 5.000 medewerkers zich in...

Applisquare in Antwerpen zoekt een ervaren Software Developer (Senior .NET Engineer) die energie krijgt van het bouwen van hoogwaardige back-end oplossingen in C# en Azure. Je werkt in een internationale high-tech omgeving aan cloud-native applicaties en schaalbare softwareplatformen volgens Microsoft-standaarden.Je combineert diepe technische kennis met...