Barclays

Barclays is a UK-headquartered banking and financial services group serving individuals, businesses, institutions and investors. Its businesses span retail and consumer banking, corporate and investment banking, wealth and private banking, capital markets, and a specialist US consumer bank. Barclays also provides digital banking, financial research and insights, and financing programmes focused on sustainability, climate technology and green bonds. With a workforce of more than 10,000 employees, the company operates across consumer, corporate and investment finance under UK financial regulation.

Company Jobs

Senior Android Engineer, Authentication and Identity at Barclays

Build secure Android authentication and identity capabilities for Barclays’ mobile banking app. Work with hybrid teams in Knutsford or London on biometric, passwordless, and IAM integrations.

2 days ago

United Kingdom Hybrid Full-time Senior English Required Android Engineer Software Engineer

Android Dagger Java JUnit Kotlin

Description

Design and improve software supporting business, platform, and technology capabilities
Deliver scalable, maintainable, high-performing software solutions
Partner with product managers, designers, engineers, backend specialists, security experts, and UX teams
Define requirements and solution strategies aligned with business objectives
Contribute to code reviews, quality standards, and knowledge sharing
Develop native Android authentication and identity features for Barclays’ mobile banking app
Apply biometric authentication, Android Keystore, modern Kotlin, and AI-assisted development practices
Use secure coding methods to protect sensitive data and reduce vulnerabilities
Write unit tests that support readable, reliable code design
Monitor technology developments and participate in technology communities
Advise stakeholders and senior leaders on functional and cross-functional impacts
Manage risks, mitigate exposures, and strengthen controls
Develop solutions through detailed analysis, research, and evaluation of complex alternatives
Maintain effective relationships with internal and external stakeholders
Set technical direction, lead collaborative work, and coach less experienced specialists when appropriate

Requirements

Extensive Android development experience with Kotlin, Java, Android SDK, Jetpack, and modern architecture components
Strong knowledge of IAM concepts, OAuth2, OIDC, and Android integrations with IAM backend services through SDKs and REST APIs
Experience using AI-assisted development tools to improve productivity, code quality, and debugging
Hands-on experience with MVVM or Clean Architecture, Dagger or Hilt, coroutines, Flow, JUnit, Espresso, and MockK
Experience developing Android authentication and identity capabilities with biometrics, Android Keystore, SafetyNet, and secure credential storage
Advanced knowledge of Android application security, including ProGuard or R8, root detection, certificate pinning, and secure development practices
Experience integrating Ping Identity SDK and building custom authentication journeys
Experience with Android CI/CD, Google Play releases, and staged rollouts using feature flags
Knowledge of FIDO2, WebAuthn, passkeys, and passwordless Android authentication
Experience optimizing performance, profiling memory, and diagnosing complex Android issues
Familiarity with financial-services mobile apps, PCI compliance, data protection regulations, and banking security requirements

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Senior Android Engineer, Authentication and Identity at Barclays

Build secure Android authentication and identity capabilities for Barclays’ mobile banking app. Work with hybrid teams in Knutsford or London on biometric, passwordless, and IAM integrations.

Description

Requirements

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