Mobile Application Developer; Cross-Platform Mobile Engineer at Allps

Role Overview

Location: Basel, Switzerland
Contract Duration: 3 years, with possible extension
Experience

Required:

3+ years
Industry

Experience:

Utilities & Energy, Telecommunications, Banking & Financial Services, Information Technology & Services.

• Mobile Application Development:
  Develop, implement and maintain mobile applications, components, modules and interfaces based on business and operational requirements.
• API & Web-Service Integration:
  Connect mobile applications to backend web services using SOAP/REST interfaces and common web technologies such as HTTP(S), HTML5, XML and JSON.
• Cross-Platform Compatibility:
  Ensure mobile applications run reliably across different mobile device platforms, including iOS and Android.
• Monitoring & Error Analysis:
  Implement or connect monitoring solutions for software errors, input errors, performance and access patterns in mobile applications.
• Secure Authentication Integration:
  Integrate mobile applications with standard authentication and authorisation protocols such as OAuth2, OpenID Connect and SAML.
• Testing & Documentation:
  Support integration testing, technical documentation, production defect analysis, change requests and lifecycle improvements.

• Minimum of 3 to 5+ years of demonstrable enterprise mobile application development experience, preferably within multi-tier enterprise application environments.
• Strong hands‑on experience with React Native for building scalable, maintainable and high-performance cross‑platform mobile applications.
• Experience with hybrid native integrations, including the ability to connect React Native applications with native iOS and Android components where required.
• Practical experience integrating mobile applications with backend services using RESTful APIs, SOAP/XML protocols, JSON data packets and XML structural mapping.
• Experience implementing secure authentication and authorisation flows using OAuth2, OpenID Connect and SAML.
• Good understanding of mobile application performance, offline behaviour, API error handling, device compatibility and user experience across iOS and Android platforms.

Ability to work independently as well as part of a distributed project team.

• Flawless bilingual/native-level business German communications proficiency (C1/C2 level written and spoken) is required. The candidate must present seamlessly in German during the technical panel interview.

Swiss Compliance:
Must hold EU/EFTA nationality or possess an active, valid Swiss permanent residency/work card (C Permit or unrestricted B/G Permit).

• Opportunity to work on challenging projects and contribute to the growth of our company.
• Collaborative and dynamic work environment.
• Professional development and growth opportunities.
• Competitive salary and benefits package.

If you are a motivated and experienced Mobile Application Developer looking for a new challenge, we look forward to hearing from you.

• HTML5, CSS, JavaScript, Type Script, OAuth2, OpenID Connect, React Native.
• SOAP, XML, iOS app frameworks, iOS SDK, Android SDK.
• Utilities & Energy.
• Preferred
  
  Languages:
  
  German, English.
• Work Permit.