senior backend software engineer

Mozilla Corporation is seeking a Senior Software Engineer to help advance addons.mozilla.org platform, working across the Add-ons stack with DevHub, Reviewer tools, and automated moderation pipelines. You will help establish engineering standards, build robust observability, and collaborate with engineers, reviewers and leadership to deliver resilient...

pMozilla Corporation is seeking a Senior Software Engineer to help advance addons.mozilla.org platform, working across the Add-ons stack with DevHub, Reviewer tools, and automated moderation pipelines. /ppYou will help establish engineering standards, build robust observability, and collaborate with engineers, reviewers and leadership to deliver resilient...

ph3About Nebius /h3 pNebius is leading a new era in cloud infrastructure for the global AI economy. We are building a full-stack AI cloud platform that supports developers and enterprises from data and model training through to production deployment, without the cost and complexity of building large in-house AI/ML infrastructure. /p pNebius is leading a new...

Alan is hiring a Software Engineer to build the AI-native internal platform used daily by the company. You will design intelligent agents to automate onboarding, knowledge retrieval, and performance alignment, and push LLM-powered workflows into production across global teams. The role requires 5+ years of software experience, strong Python/Flask and React...

pAlan is hiring a Software Engineer to build the AI-native internal platform used daily by the company. You will design intelligent agents to automate onboarding, knowledge retrieval, and performance alignment, and push LLM-powered workflows into production across global teams. /ppThe role requires 5+ years of software experience, strong Python/Flask and...

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,...

The ICT department of the UZ Brussel works with the latest technologies (expert systems, workflow mechanisms, multi-tier architectures, mobile applications, telematics, etc.) and our relationship with the Free University of Brussels enables us to participate in innovative research projects on a regular basis. Do you want to be part of this enthusiastic team...

Mozilla Corporation is seeking a Senior Software Engineer to help advance addons.mozilla.org platform, working across the Add-ons stack with DevHub, Reviewer tools, and automated moderation pipelines.You will help establish engineering standards, build robust observability, and collaborate with engineers, reviewers and leadership to deliver resilient systems...

Qbus Building Intelligence zoekt een Senior Embedded Software Engineer om het R&D-team te versterken. Je vertaalt functionele vereisten naar softwarespecificaties en ontwikkelt firmware voor microcontrollers en embedded systemen.Je werkt aan systeemintegratie, debugging en documentatie, denkt mee over procesverbeteringen en zorgt voor input bij QA. Je komt...

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...

About Nebius Nebius is leading a new era in cloud infrastructure for the global AI economy. We are building a full-stack AI cloud platform that supports developers and enterprises from data and model training through to production deployment, without the cost and complexity of building large in-house AI/ML infrastructure. Nebius is leading a new era in cloud...

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)...

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...

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...

Kingfisher IT in België zoekt een Senior Software Engineer die verder werkt aan diverse toepassingen en platformen binnen cybersecurity. Je ontwerpt, bouwt en verbetert schaalbare softwareoplossingen die wereldwijd door klanten worden gebruikt, met aandacht voor architectuur en best practices in een innovatieve omgeving.Je hebt een bachelor- of...

Our client, a prominent organization in the transport sector, is seeking a specialist to maintain and expand their backend and endpoint infrastructure. The role focuses on ensuring the continuity and efficiency of technical applications used for maintenance and diagnostics across a massive scale of endpoints. Responsibilities Evaluate backend and endpoint...

Sphere Defense in Brussels is seeking a Senior Embedded Software Engineer to lead development of autonomous countermeasures. You will own Linux-based embedded systems, implement high-performance software for sensing, processing and actuation, and work closely with hardware to bring-up boards.The role requires proven experience with C/C++, Python, Yocto, RTOS...

Intermodalics bv is seeking a Senior Robotics Software Engineer to develop reusable algorithms and architectures in a Linux environment, leveraging ROS and open-source tools where possible. You will own software components across robotic platforms and mentor junior engineers, coordinating cross-cutting technical work with a collaborative team. Based at our...

Senior Embedded Software Engineer - Smart Cameras & Vision Founded in 1923 in Brussels, Macq is a company of experts and engineers grouped together around a single mission: innovating every day to simplify its customers’ professions. Our company is now an essential partner for Traffic and Automation-related professions because we have always earned...

A leading technology company in Belgium is seeking a passionate Sr. Software Engineer to join their dynamic R&D department. You will develop software solutions for their Air Traffic Control and Defense & Security Business Unit. This role involves enhancing codebases, collaborating with teams, and ensuring timely deliverables. The ideal candidate holds a...