Principal iOS Engineer

Aave Labs

. Build Aave App's Android and web experiences .

Posted 9/15/2026full-timeRemote • United KingdomLeadWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive expertise in building and evolving iOS applications with a focus on Swift and UIKit, integrating blockchain functionality, and delivering high-quality consumer experiences. Proven ability to lead engineering teams, set architectural standards, and collaborate effectively across multiple disciplines.

Highest-signal resume keywords

IOS Application DevelopmentSwift ExpertiseUIKit ProficiencyBlockchain IntegrationTeam Leadership

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

IOS ArchitectureConcurrencyNetworkingApplication LifecycleTransaction SigningRPC InteractionGas EstimationOnchain ReadsKey ManagementAccount-Abstraction Flows

Soft Skills

Clear CommunicationMentoringFeedback ProvisionCollaboration

Tools & Technologies

Aave AppReact NativeAndroidUI Design Systems

Industry Keywords

Consumer ApplicationPerformance TestingRelease SafetyIncident ResponseObservability

Tech Stack

Tools & technologies

AndroidiOSReactReact NativeSwiftVault

About the role

Key responsibilities & impact

Build Aave App's Android and web experiences
Deliver secure, intuitive consumer savings journeys across platforms
Own and evolve the technical architecture of Aave App on iOS
Design and ship blockchain functionality including wallet creation and connectivity, key management, transaction construction and signing, gas estimation, RPC interaction, onchain reads, and account-abstraction flows
Integrate onchain and offchain data across savings, funding, withdrawal, bridge, vault, portfolio, notification, and analytics experiences
Set standards for Swift and UIKit code quality, testing, observability, performance, release safety, and incident response
Remain hands-on with foundational architecture, security-sensitive functionality, complex integrations, and critical production issues
Partner with design on precise UI, refined interactions, accessibility, and a cohesive mobile design system
Coach and mentor iOS engineers, delegate ownership, provide feedback, and contribute to hiring and team development
Work closely with product, backend, iOS, protocol, security, and design teams
Take features from technical design through release and contribute to shared application architecture

Requirements

What you’ll need

8+ years building production iOS applications, including experience operating at Principal, Lead, or equivalent level
Deep Swift and UIKit expertise
Strong understanding of iOS architecture, concurrency, networking, navigation, application lifecycle, and native frameworks
Hands-on production experience integrating blockchain functionality into an iOS application, including wallets, private keys, transaction signing, RPCs, gas, and onchain transaction lifecycles
Track record of setting architectural direction for a complex consumer application
Experience leading engineers through ambiguous, high-impact work, mentoring and review, and creating clear ownership across a team
Strong judgment around performance, testing strategy, observability, release safety, incident response, and production reliability
Ability to deliver polished, design-precise consumer experiences and collaborate across product, design, backend, protocol, and security teams
Clear communication with technical and non-technical stakeholders
React Native, Android, and web experience is referenced in the role description

Benefits

Comp & perks

Equal opportunities employer
Diverse, safe, and valued working environment