Full-timeTech & engineering· Posted 30 Sept

Lead Software Engineer, Mobile (iOS)

GrabFrom company site

Salary

Not stated by the company

When

Full-time hours

Where

Singapore

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Start: Not stated
Work mode: On-site
Experience: Experienced

About the role

This is a technical leadership role on the Consumer Experience Pax App Core team, focused on the architecture and developer tooling behind the Grab Super App. You will shape iOS architecture, infrastructure and AI foundations so that engineers and AI agents can make safe changes in a very large mobile codebase. It suits an experienced iOS engineer who enjoys setting technical direction, mentoring others and working with stakeholders across teams.

What you'll do

Lead the technical direction of the PAX iOS app, covering architecture, modularisation and coding principles that let engineers and AI agents extend the app safely.
Design and build reliable, measurable AI primitives such as context, tooling, guardrails and evaluation for mobile development at scale.

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Drive adoption across feature teams through RFCs, migration plans, guidelines and enablement, with accountability for sustainable outcomes.

Work with design platform, mobile platform and cross-functional stakeholders to align technical strategy and resolve complex business, legal and product needs.

Strengthen engineering quality through risk management, on-call and incident response, code and design reviews, mentorship, knowledge sharing and continuous improvement.

Good to know

You will report to the Mobile Engineering Manager.
FlexWork arrangements such as differentiated hours are available.

Requirements

7+ years of software engineering experience, with at least 5 years in iOS development
Expertise in Swift and Objective-C
Experience working in large, long-lived codebases
Strong command of AI fundamentals for software engineering, including context engineering, tool use and function calling
Knowledge of agentic workflows, retrieval, evaluation and common failure modes
Hands-on experience building, deploying, measuring and safeguarding LLM-powered tools or product capabilities

Benefits

Term Life Insurance and comprehensive Medical Insurance
GrabFlex benefits package that can be tailored to your needs
Parental and Birthday leave
Love-all-Serve-all (LASA) volunteering leave
Confidential Grabber Assistance Programme for you and your loved ones
FlexWork arrangements such as differentiated hours

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Lead Software Engineer, Mobile (iOS)

About the role

What you'll do

Good to know

Requirements

Benefits

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