Xamarin Developer (YPTO001836)

TiTANS Consulting; Brussel Hoofdstad; Sur place; EUR 65 000 - 85 000; Plein temps

Résumé du poste

TiTANS Consulting is seeking a senior .NET for Android developer in Brussels. The role involves designing and building high-quality software solutions with a focus on the Transport Execution Management domain.

The ideal candidate should possess over 5 years of .NET experience, more than 3 years in Xamarin.Android, and strong fluency in English and either Dutch or French.

Qualifications

• Over 5 years of .NET development experience required.
• More than 3 years in .NET for Android / Xamarin.Android.
• Hands-on experience with MvvmCross is essential.
• Experience in unit testing is necessary.
• Knowledge of Clean Code, Clean Architecture, and SOLID principles required.
• Experience with CI/CD pipelines using Microsoft Azure DevOps needed.
• Minimum 2 days onsite in Brussels.

Responsabilités

• Design and build high-quality software solutions.
• Work closely with solution designers and business stakeholders.
• Communicate technical choices and contribute actively to the team.
• Deliver complete solutions and participate in knowledge sharing.
• Maintain professionalism and constructive attitude.

Connaissances

.NET development

.NET for Android / Xamarin.Android

MvvmCross

Unit testing

Clean Code and SOLID principles

CI/CD on Azure DevOps

Fluent in English and Dutch or French

Outils

Microsoft Azure DevOps

Git

Description du poste

We are looking for a senior .NET for android developer who will take ownership of designing and building high-quality, well-tested software solutions within the Transport Execution Management domain. You will work closely with the solution designer and business stakeholders to translate ideas into effective, reliable applications, gaining a deep understanding of the business context along the way.

Beyond strong technical expertise, we are looking for someone who shows initiative, communicates clearly, contributes actively to the team, and is willing to go the extra mile when needed. You are respectful and calm in your interactions. Independence is key in this role: taking full responsibility for delivering complete solutions is part of your daily work. At the same time, you value teamwork and knowledge sharing. In line with the PROS values of the organization, you bring professionalism and a constructive attitude that helps the team move forward.

Conformity criteria

• .NET development: more than 5 years of experience
• .NET for Android / Xamarin.Android: more than 3 years of experience. Experience limited to cross-platform UI frameworks such as Xamarin.Forms or .NET MAUI does not count.
• Demonstrable hands-on experience with MvvmCross
• Experienced in unit testing code
• Demonstrable experience with Clean Code, Clean Architecture and SOLID principles
• CI/CD: experience implementing and managing pipelines using Microsoft Azure DevOps
• Minimum 2 days onsite in Brussels
• You communicate fluently in English and Dutch or English and French (spoken and written). Dutch or French as a mother tongue or at least C2 level. For English at least level C1

Evaluation criteria

• .NET development – demonstrates strong mastery of the .NET ecosystem, including language features, LINQ, async/await, security practices, data structures and design patterns.
• Android development – understands Android UI layouts, components, responsive/adaptive design and native platform integration.
• Android internals – understands activity/fragment lifecycle, services, background work, push notifications, WorkManager and native SDK behavior.
• MvvmCross – understands navigation, view model lifecycle, bindings, dependency injection and platform-specific integration.
• Code quality & craftsmanship – writes clean, maintainable and SOLID code that follows proven engineering practices.
• Unit testing & test quality – creates meaningful, maintainable and automated unit tests.
• CI/CD & DevOps practices – sets up robust Azure DevOps pipelines for building, testing and releasing software.
• API integration & offline/online synchronization – integrates reliably with backend APIs and designs Android applications that can handle offline usage, local persistence, synchronization, conflict handling and recovery when connectivity is restored.
• Git & version control – applies branching strategies and collaborates efficiently using Git.
• Collaboration & communication – explains technical choices clearly, works constructively in a team and remains professional under pressure.