Senior Android Engineer

Posted 4 Hours Ago
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London, Greater London, England, GBR
Hybrid
Senior level
Fintech • Information Technology • Payments • Productivity • Software • Travel • Automation
Travel & expense made easy.
The Role
Design, build, and ship features for a large production Android application. Improve Android infrastructure, architecture, performance, reliability, and delivery practices. Review code, document technical standards, lead development initiatives, and collaborate with engineering, product, design, and domain stakeholders. Triage application issues and respond to customer problems while contributing to technology and product direction.
Summary Generated by Built In

Navan is looking for a Senior Android Engineer to design, build, and enhance our mobile applications in the business expense management space. 

As a key contributor, you will work closely with our international team of engineers and domain experts to build new features and improve our product. We are looking for engineers who can deliver high-quality work, can lead complex projects and contribute to clear technical direction. 

Required qualifications:
  • 5+ years of experience developing high-quality Android applications.
  • Strong understanding of the full app development lifecycle.
  • Proficiency in Kotlin and building user interfaces with Jetpack Compose.
  • Solid understanding of the Android SDK:
    • App components (Activities, Services, receivers, providers) and how they fit together.
    • How the Android applications you develop fit into the Android OS lifecycle: notifications, deep links, battery modes, network state, persisting data, and permissions.
    • Performance tuning and optimization.
    • Gradle builds and modules.
  • Strong understanding of concurrency practices and experience working with coroutines;
  • Must be capable of making architectural judgment calls based on real data and requirements. 
    • Working knowledge of MVVM and standard multi-tier architecture.
Preferred qualifications:
  • Bachelor’s degree in Computer Science or a related technical field.
  • Experience with CI/CD, automated testing, and publishing to the Play Store.
  • Solid foundation in data structures and algorithms, with a focus on delivering testable, scalable, and maintainable code.
  • Experience using AI / LLM tools in day-to-day development, including how to keep quality, review standards, and security intact when you use them.
  • Experience with modern Android frameworks such as Dagger/Hilt and OkHttp/Retrofit, 
  • Experience building automated test suites with Espresso/kakao and a clear view of what belongs in unit, integration, and UI tests.
  • Familiarity with:
    • Accessibility best practices for mobile applications.
    • OAuth, mobile app authentication, and data safety.
    • Material Design principles, mobile UX practices, and patterns.
What you will do:
  • Design, build, and ship Android features in a large production app;
  • Contribute to Android infrastructure so delivery stays fast and reliable.
  • Review code, give feedback to other developers, and write technical documentation to improve coding practices and code quality.
  • Lead development initiatives, whether by introducing new technologies or by raising the bar for existing code, practices, or architecture.
  • Take part in decisions with peers and stakeholders on technology, design, and product direction.
  • Triage product and application issues, and respond quickly to customer problems.

Navan uses AI-assisted Automated Employment Decision Tool (Metaview) to assist with evaluating resumes against job qualifications for this role. All final decisions are made by human recruiters and hiring managers. 

Human oversight: Metaview does not automatically reject candidates or make final hiring decisions. Our recruiters and hiring managers review all outputs and make the final hiring decision regarding every application. 

  • Your rights: If you prefer to have your application reviewed without AI assistance, you may request a human evaluation by entering your email here. Your decision to do so will not affect how your candidacy is evaluated. 

Please refer to our Candidate Privacy Notice for more information about our processing of personal data, and your rights.

Skills Required

  • 5+ years of experience developing high-quality Android applications
  • Strong understanding of the full application development lifecycle
  • Proficiency in Kotlin and Jetpack Compose
  • Strong understanding of the Android SDK, application components, OS lifecycle, notifications, deep links, battery modes, network state, data persistence, permissions, performance optimization, Gradle builds, and modules
  • Strong understanding of concurrency practices and experience with coroutines
  • Ability to make architectural decisions based on data and requirements
  • Working knowledge of MVVM and standard multi-tier architecture
  • Bachelor's degree in Computer Science or a related technical field
  • Experience with CI/CD, automated testing, and publishing to the Google Play Store
  • Foundation in data structures and algorithms, with emphasis on testable, scalable, and maintainable code
  • Experience using AI and LLM tools in day-to-day development while maintaining quality, review standards, and security
  • Experience with Dagger/Hilt and OkHttp/Retrofit
  • Experience building automated test suites with Espresso or Kakao, including knowledge of unit, integration, and UI testing
  • Familiarity with mobile accessibility best practices
  • Familiarity with OAuth, mobile authentication, and data safety
  • Familiarity with Material Design principles, mobile UX practices, and patterns

What the Team is Saying

Brian Guimond
Adamas Victória Cavalcante Robitz
Bastian Martino
Charlotte Delafosse
Daniella Schuh
Alice Rao-Wyckoff
Mily O Loughlin
Anna
Roshni
Henry Statfeld
Jose Soares

Navan Compensation & Benefits Highlights

  • Healthcare Strength Medical, dental, and vision coverage for employees and dependents are highlighted, with mental health resources such as Headspace included. This breadth of core health benefits signals strong baseline coverage.
  • Leave & Time Off Breadth Flexible vacation in the U.S., a company-wide year-end quiet week, and a U.K. policy listing five weeks of PTO point to generous time-away options. These elements indicate meaningful support for rest and recharge across regions.
  • Parental & Family Support Paid parental leave is specified as 16 weeks for the birthing parent and 10 weeks for the non-birthing parent. Clear, above-basic leave durations suggest solid family support.

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The Company
HQ: Palo Alto, CA
3,300 Employees
Year Founded: 2015

What We Do

Navan (Nasdaq: NAVN) is the leading all-in-one business travel, payments, and expense management platform that makes travel easy for frequent travelers. From finding flights and hotels to automating expense reconciliation, with 24/7 support along the way, Navan delivers an intuitive experience travelers love and finance teams rely on. See how Navan customers benefit and learn more at navan.com.

Why Work With Us

At Navan, we’re never satisfied with the status quo, and we know breakthrough ideas come from diverse perspectives. We are committed to cultivating a workplace that reflects the diversity of the customers we serve while fostering leadership and innovation.

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Navan Offices

Hybrid Workspace

Employees engage in a combination of remote and on-site work.

In-person connections is the foundation of Navan, the connections forged through face-to-face interactions improve company culture and what we can achieve together. We operate on a hybrid working model, which we define as four days a week in-office.

Typical time on-site: 4 days a week
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