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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Qt Developer - **Company:** Médiane Système - **Location:** Brussel, Belgium - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Information Technology Consulting, Software Debugging, Failure Mode Effects Analysis, Design of User Interfaces, High-Level Architecture, Python (Programming Language), Systems Development Life Cycle, Qt (Software), Software Engineering, Rust (Programming Language), Software Modules, Git, Linux Development, Software Version Control - **Published:** July 22, 2026 - **Apply:** https://www.careerjet.be/jobad/bee63f289a08431d5315a09e62fbdcc804 ## About the Role Rust, Java, Python experience Experience in safety-critical environments or railway signaling systems Language Skills French / English Soft Skills Meticulous and precise, especially in safety-critical contexts Strong communicator and team player Proactive, motivated, and hands-on Innovative with a problem-solving mindset Ability to work autonomously in complex technical environments ## Description Since 2017, and with over 35 years of experience in France and Italy, Médiane Benelux is an engineering company specializing in software, electronics, and cybersecurity across key sectors such as Railways, Automotive, Energy, Medical, Aerospace, Space, Telecoms, Industry, and Defense. What we offer: - IT consulting and strategy - Digital transformation and IoT solutions - Project management and process optimization As specialists in electronics, development, and embedded systems design, we operate from sensor to cloud. Why choose Médiane Benelux? - Human-sized company: Promotes teamwork and collaboration in a dynamic and stimulating environment - Sharp technical expertise and tailored solutions for each sector - Talent support: Personalized follow-up, continuous training, and skill development for our employees - Custom solutions tailored to the specific needs of each client - Culture of innovation: Participation in innovative and varied projects - Ecovadis Gold certification: Commitment to equality, well-being, and responsibility - Human values: Commitment, Respect, Trust, Listening Happy at Work and Happy Clients labels by Choose my Company: A fulfilling work environment and optimal client satisfaction Job Description : We are looking for a Qt Developer to join a long-term mission within the railway sector, contributing to the modernization of a mission-critical traffic and safety management system. The system is being re-engineered in iterations, and the role focuses on developing and maintaining Qt-based user interfaces, covering both legacy and modernized components. Depending on experience, the candidate may also take a technical lead role within the team. Main Responsibilities UI Development & Maintenance Analyze, design, and implement UI features within the traffic management system Develop and maintain Qt-based user interfaces with high precision and reliability Produce technical documentation for software modules and system components Contribute to design decisions and engineering practices Support the team throughout the full software development lifecycle (SDLC) Engineering & Safety Participate in safety and security-related activities such as Threat & Risk Analysis (TRA) and Failure Mode and Effects Analysis (FMEA) Ensure code reliability and precision due to operational impact on railway traffic Work comfortably across high-level architecture and detailed design levels Contribute to engineering methodology, tools, and team organization Required qualifications : Technical Skills Expert knowledge of Qt / Qt Framework Strong C development experience Experience developing complex UI systems Linux development and debugging environment Git (version control and collaboration) ## Related Videos - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Times of (climate) crisis - How and why sustainable software is a must!](https://www.wearedevelopers.com/videos/988-times-of-climate-crisis-how-and-why-sustainable-software-is-a-must) - [20 Years of Domain-Driven Design: What I’ve Learned About DDD](https://www.wearedevelopers.com/videos/1571-20-years-of-domain-driven-design-what-i-ve-learned-about-ddd) - [Rust Beyond Systems: Revolutionizing Web Development](https://www.wearedevelopers.com/videos/1111-rust-beyond-systems-revolutionizing-web-development) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) - [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company) ## Related Articles - [Top in-demand programming languages to learn in 2021](https://www.wearedevelopers.com/magazine/30-top-in-demand-programming-languages-to-learn-in-2021) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [4 reasons why you should learn Rust in 2021 – and maybe even have fun doing it](https://www.wearedevelopers.com/magazine/35-4-reasons-why-you-should-learn-rust-in-2021-and-maybe-even-have-fun-doing-it) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again)