Senior Android Engineer

WEX Inc.; Maine; Hybrid; USD 122,000 - 146,000; Full time

Benefits offered by this job

Health insurance

Dental & Vision insurances

401(k) / Retirement plan

Paid time off

Health Savings Account

Flexible spending accounts

Life insurance

Disability insurance

Tuition reimbursement

and more

Job summary

WEX Inc. is hiring a Senior Android Engineer to join our Mobility Mobile Engineering team. You will build and modernize our fleet-management apps for 250k+ users, collaborating with iOS engineers to deliver scalable, production-grade experiences.

You’ll drive Kotlin-first development, champion UI/UX, and own app health through analytics, testing, and performance insights while mentoring others and shaping platform patterns for the long term.

Qualifications

• 5+ years of professional Android development experience.
• Proficiency with Kotlin, Jetpack Compose, Gradle, and dependency injection.
• Strong understanding of modern Android architecture patterns and modularization.

Responsibilities

• Drive technical direction and influence the design, development, testing, and release of mobile applications using modern Kotlin-first approaches.
• Champion UI/UX excellence by collaborating closely with product and design to deliver responsive, polished, and accessible user experiences.
• Monitor and improve production app health through crash analytics, performance metrics, and real-world usage insights.
• Mentor engineers through code reviews, pairing sessions, knowledge sharing, and collaborative design discussions.

Skills

Android development

Kotlin

Jetpack Compose

Gradle

Dependency injection

Android architecture

RESTful APIs

Testing

GitHub Actions

Ownership & communication

Tools

GitHub Actions

Job description

This is a remote position; however, the candidate must reside within 30 miles of one of the following locations: Boston, MA; San Francisco Bay Area, CA; Dallas, TX; Salt Lake City, UT; Seattle, WA; and Portland, ME

About the Team/Role

We are seeking a Senior Android Engineer to join our Mobility Mobile Engineering team. This role will be instrumental in building new applications that consolidate and modernize our existing fleet management portfolio, serving drivers and fleet managers with the tools they need for daily operations. You'll be joining a balanced team of native iOS and Android engineers working to deliver scalable, production-grade mobile experiences for a user base of 250k+ users.

How you’ll make an impact

• Drive technical direction and influence the design, development, testing, and release of mobile applications using modern Kotlin-first approaches
• Champion UI/UX excellence by collaborating closely with product and design to deliver responsive, polished, and accessible user experiences
• Monitor and improve production app health through crash analytics, performance metrics, and real-world usage insights
• Mentor engineers through code reviews, pairing sessions, knowledge sharing, and collaborative design discussions

Experience you’ll bring

• 5+ years of professional Android development experience
• Strong proficiency in Kotlin, Jetpack Compose, Gradle, and dependency injection
• Strong understanding of modern Android architecture patterns and modularization strategies, with the ability to design and maintain scalable, reusable libraries
• Strong experience with RESTful APIs and real-time communication patterns, with sound judgment around API design and contract trade-offs
• Proficiency with unit, integration, and UI testing and advanced debugging practices
• Experience with CI/CD pipelines (GitHub Actions) and managing Play Store releases
• Operate with high trust and ownership, with the ability to communicate effectively with stakeholders and leadership

Preferred Qualifications

• Owned and shipped one or more apps to the Google Play Store
• Familiarity with iOS ecosystem (UIKit, SwiftUI, Concurrency)
• Experience with Kotlin Multiplatform (KMP) and usability between Android and iOS
• Experience with logging and eventing tools (Sentry, PostHog)
• Familiarity with device wallet integration (Apple, Google, Android Wallets)
• Experience with mobile hardware frameworks (NFC and/or BLE)
• Experience with AI-assisted development tools (Cursor, Claude Code)

What we’re looking for

We’re looking for an engineer who takes pride in their craft and treats code as a reflection of their standards and values. You care deeply about design quality, paying attention to the small details that make an experience feel intuitive and polished. You think beyond implementation by considering scalability, maintainability, and long-term impact on both users and the team. You enjoy working in environments with high trust and ownership, where ambiguity is expected and creative problem-solving is encouraged. You stay open‑minded about how great software gets built and are eager to explore new tools, approaches, and ways of working that improve both developer experience and product quality. You’re motivated by meaningful constraints, energized by building from the ground up, and excited to help define patterns and practices that will shape the platform for years to come. You bring positive energy to your work, raise the bar through collaboration and mentorship, and push yourself and those around you to do their best work.

Pay Range

Pay Range: $121,500.00 - $145,500.00

The base pay range represents the anticipated low and high end of the pay range for this position.

Actual pay rates will vary and will be based on various factors, such as your qualifications, skills, competencies, and proficiency for the role.

Base pay is one component of WEX's total compensation package.

Most sales positions are eligible for commission under the terms of an applicable plan.

Non-sales roles are typically eligible for a quarterly or annual bonus based on their role and applicable plan.

Benefits include health, dental and vision insurances, retirement savings plan, paid time off, health savings account, flexible spending accounts, life insurance, disability insurance, tuition reimbursement, and more.

For more information, check out the "About Us" section.

WEX is a global commerce platform that helps businesses solve for operational complexities like employee benefits, managing and mobilizing fleets, and streamlining payments. With over 6,500 employees, we work with large and small companies in more than 200 countries and territories, and can tailor our services to meet the unique needs of their businesses.

We hire people who share our passion for continuous innovation and client service that is unparalleled in the industry. Offering comprehensive and market competitive benefits, our offerings are designed to support your personal and professional well-being.

Benefits

• health
• dental and vision insurances
• retirement savings plan
• paid time off
• health savings account
• flexible spending accounts
• life insurance
• disability insurance
• tuition reimbursement
• and more

WEX is an equal opportunity employer committed to diversity and inclusion in the workplace. All qualified applicants will receive consideration for employment without regard to sex, race, color, age, national origin, religion, sexual orientation, gender identity, protected veteran status, disability or other protected status. WEX promotes a drug‑free workplace. Qualified individuals with a disability have the right to request a reasonable accommodation.

If you require a reasonable accommodation as a result of your disability at any point in the job application process, please submit your request through our Reasonable Accommodation Request Form. This form is for accommodation requests only and cannot be used to inquire about the status of applications.

To learn more about our employee benefits, please click here.