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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # 3 Senior OutSystems developers - **Company:** CM - Christelijke Mutualiteit - **Location:** Schaarbeek, Belgium (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Agile Methodology, Artificial Intelligence, Code Review, Mobile Application Software, Scrum Methodology, ReactJS, Outsystems - **Published:** September 10, 2026 - **Apply:** https://www.collegerecruiter.com/job/2858144529-3-senior-outsystems-developers ## About the Role You have at least 3 years of experience as a developer in Outsystems, especially in Mobile and REACT. * An ODC certificate is a plus, as well as other Outsystems certificates. * You have experience in deployment and rolling out of applications. * Experience with Agile methodology (SCRUM) is desirable. * You have a very good command of English, knowledge of French or Dutch is a plus. * You have good analysis and synthesis skills and communicate efficiently. * As a person you are flexible, results-oriented, proactive, critical and stress-resistant. * You have a strong drive to continuously learn. * And? Above all, you are eager to join our teams. ## Description In your capacity as Senior OutSystems Developer, you'll work closely with the Digital Services team on projects directly and indirectly linked to CM's online self-service, covering 46 applications and the MyCM Mobile App. The team consists of approximately 60 persons from different Agile Teams. Each team is made up of 3 Outsystems developers, a functional analyst-scrum master, a tester, a technical lead, a designer, and a product owner., * You'll join a professional agile team, where you'll work on a range of exciting projects, with around 70% of the focus on build. * You work together with the team to develop the desired solution. The architects will assist you with this. * You are responsible for initial functional testing of your own code, and code review of your colleagues. * You are responsible for implementing User Stories and for maintenance and management of the applications developed by the team itself. * You communicate effectively and collaborate closely with various stakeholders (business/functional analysts, scrum master, testers, architects, security) to ensure they fully understand the priorities and current status of tasks, and that functionalities are implemented and tested correctly. * You can make technical improvement proposals and advocate for them within the team and with the architects. * You analyse integrations with other parties and systems. * You work together with the infrastructure staff to install the applications and monitor their operation. * You document the solution created to ensure long-term continuity and maintenance. * You leverage AI tools, such as Copilot or other AI solutions, to optimize your work. ## Related Videos - [Watch Tests Go Brrrr! : Getting Started with Cypress in ReactJS](https://www.wearedevelopers.com/videos/282-watch-tests-go-brrrr-getting-started-with-cypress-in-reactjs) - [Are Code Reviews Worth It? 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