Senior Android Engineer

LHV Bank; Greater London, Leeds; On-site; GBP 70,000 - 110,000; Full time

Benefits offered by this job

Competitive salary

Health plan (Vitality)

Life assurance

Pension/insurance

Job summary

LHV Bank is hiring a Senior Android Engineer to lead technical work on the app and mentor engineers. You will own meaningful feature areas end to end, enhance code quality and architecture, and collaborate with product, design, and backend teams to ship secure, fast experiences.

There is also an option to contribute to Kotlin BFF for broader stack exposure. You’ll join a cross-functional team focusing on a Kotlin-first Android stack, with emphasis on modular architectures, testing, and

Qualifications

• Significant production Android experience with strong Kotlin skills.
• Solid experience with Jetpack Compose and modern declarative UI patterns.
• Comfort with coroutines/Flow for asynchronous and reactive code.
• Experience with a DI framework and modular app architecture (MVVM/MVI).
• Experience connecting Android apps to backend services via REST/networking libraries (Ktor, Retrofit).
• A track record of writing tested, maintainable code and constructive code reviews.

Responsibilities

• Design, build, and maintain features across the Android app from UI in Compose to networking and data layers.
• Drive architectural decisions for owned modules and write/review ADRs for significant changes.
• Improve app performance, stability, and startup/runtime metrics with observability practices.
• Review code and mentor engineers on architecture, testing, and Compose practices.
• Contribute to CI/CD, build tooling, and test strategy (unit, screenshot, instrumented).
• Collaborate with product, design, and backend engineers from spec to release.
• Optionally contribute to Kotlin backend-for-frontend (BFF) for broader stack exposure.

Skills

Kotlin

Jetpack Compose

Coroutines/Flow

MVVM/MVI

REST APIs

Code review

Tools

Ktor

Retrofit

Job description

About the team

You'lljoin LHV Bank's Retail Banking team, a cross-functional group of iOS, Android and Backend engineers working alongside Product and Design to build the app customers use to manage their money: accounts, cards, payments, savings, deposits, and onboarding/KYC. The Android codebase is modular and Kotlin-first, organised into independent core and feature modules.

About the role

We'rehiring a Senior Android Engineer to take a leading technical role on the app. You'llown meaningful feature areas end to end, raise the bar on code quality and architecture, and mentor engineers across the team. You'llwork closely with product, design, and backend engineering to ship features that are secure, fast, and genuinely good to use.There'salso theoptionto contribute to our Kotlin backend-for-frontend (BFF), for engineers who want exposure across the stack.

What you'll work on

• Design, build, and maintain features across our Android app, from UI in Compose through to networking and data layers.
• Drive architectural decisions for the modules you own and write or review ADRs for significant changes.
• Improve app performance, stability, and startup/runtime metrics . Use best practices in observability to investigate and resolve production issues.
• Review code and mentor other engineers, with particular focus on architecture, testing, and Compose best practices.
• Contribute to the CI/CD pipeline, build tooling, and test strategy (unit, screenshot, and instrumented tests).
• Work directly with product managers, designers, and backend engineers to shape features from spec to release.
• Optionally pick up work on our Kotlin BFF, if you want to build depth on the backend side too.

Our stack

• Kotlin -first , Jetpack Compose -native
• Coroutines + Flow for fast, reactive UX
• Ktor powering app networking and our Kotlin BFF
• Git-based CI/CD

What we're looking for

• Significant production Android experience, with strong, hands-on Kotlin skills.
• Solid experience with Jetpack Compose and modern declarative UI patterns.
• Comfort with coroutines/Flow for asynchronous and reactive code.
• Experience with a DI framework and modular app architecture (MVVM/MVI).
• Experience connecting Android apps to backend services via REST/networking libraries ( Ktor , Retrofit, or similar).
• A track record of writing tested, maintainable code, and reviewing others' code constructively.
• Awareness of mobile security best practices, given we're a regulated bank handling financial data.
• Strong communication skills and comfort working directly with product and design.

Nice to have

• Experience in fintech, banking, or another regulated industry.
• Experience with screenshot/visual regression testing.
• Familiarity with using AI coding assistants (Claude Code, Copilot, etc.) as part of a professional workflow.
• Experience mentoring engineers or leading technical initiatives.

Why LHV Bank

We'rebuilding a digital bank from the ground up, which meansyou'renotmaintainingsomeone else's decade-old stack. You'llown what you build, work with a team that cares about doing engineering properly, and see your code reach customers fast, not stuck behind six months of process.

Some of our benefits (only applicable to UK based roles not Internship programmes)

• Competitive salary &lots of opportunities to learn, grow and progress professionally.
• Open and inclusive culture.
• Fantastic offices and great working environment.
• Vitality Health Plan (includes private health insurance, travel insurance, gym discounts)
• Life assurance – 4 x salary.
• Income protection insurance – 75%
• 28 days holiday plus 3 additional days, & further days for various key life events as well as the opportunity to sell up to 5 days per calendar year.
• Swappublic/bank holidays each year for alternative days that align with your personal, cultural, or religious observances.
• Enhanced family friendly and family forming policies.
• Access to a wide range of retail discounts .
• Team Socials.