Senior​/Lead Mobile Application Developer; Flutter – Fan- Platform

Location

Location: Riyadh
Industry: Events / Sports / Large-Scale Digital Platforms
Employment Type: 3 months contract with a possibility of extension until 2027

We are looking for an experienced Senior / Lead Mobile Application Developer to lead the development and integration of a high‑traffic Fan‑e platform
. The role focuses on building robust mobile integration layers using Flutter (Dart) and delivering secure, scalable integrations with multiple backend and third‑party systems.

This position requires strong hands‑on Flutter experience, deep understanding of mobile integrations, and proven exposure to large‑scale, mission‑critical platforms.

• Lead mobile app development and integration for the Fan‑ using Flutter (Dart).
• Define mobile integration and architecture layers aligned with technical standards and best practices.
• Design, develop, and maintain mobile integration layers connecting the app with backend and external systems.
• Integrate the mobile application with:
  • Multi‑vendor, vendor‑agnostic ticketing engines
  • CRM and CMS platforms
  • Identity and Access Management (IAM) providers
  • Payments, travel, and partner services
• Conduct integration‑focused testing, including:
  • Mobile API integration testing
  • Schema validation
  • Security and authorization flows
  • Failure and edge‑case scenarios
• Test and validate high‑risk user journeys such as payments, ticketing, and real‑time event flows
  .
• Implement offline‑first and cache‑driven mobile patterns where required.
• Collaborate with backend, Dev Ops, and security teams to ensure seamless integrations and performance.
• Ensure mobile solutions meet security, scalability, and performance requirements for high‑traffic environments.

• Design and execute automated mobile and integration tests.
• Integrate automated tests into CI/CD pipelines using tools such as:
  • Jest
  • Flutter Test
  • Appium
  • Postman / Newman
  • Firebase Test Lab
  • k6 (API and integration performance testing)

• Strong hands‑on experience developing Flutter applications in production environments
  .
• Proven experience delivering mobile integrations with third‑party systems
  .
• Solid understanding of authentication and authorization mechanisms, including:
  • OAuth2
  • JWT
  • SSO
• Experience with event‑driven and microservices architectures
  , from a mobile integration perspective.
• Demonstrated experience working on large‑scale, high‑traffic mobile platforms
  .
• Experience integrating mobile apps with cloud‑hosted backends on Azure, AWS, or GCP
  .
• Strong knowledge of mobile API design, performance optimization, and security best practices.

• Experience working on sports, events, or government‑scale digital platforms
• Exposure to Fan‑, ticketing, or identity platforms
• Experience in multi‑vendor or vendor‑agnostic environments

Mid‑Senior level

Contract

Engineering and Information Technology

Software Development, Technology, Information and Internet, and Mobile Computing Software Products