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Senior iOS Developer, London, Contractor

London💼 Contract🗓 2026-10-06 → 2026-10-07

Core

Design, implement, and test innovative iOS applications for consumer banking clients, focusing on customer onboarding, account management, and money movement.

Role type

Senior iOS Developer (Mobile Team Tech Lead)

Builds

Large-scale consumer banking mobile applications

Domain

Finance / Mobile Development

Required skills

Swift, SwiftUI, UIKit, SwiftData, Swift Concurrency (async/await), RESTful API integration, CI/CD pipelines, Agile methodologies

Preferred skills

Consumer banking domain experience, architectural decision-making, mentoring engineers

Technologies

iOS SDK, Swift, SwiftUI, UIKit, SwiftData, async/await (via careerplan.io/jobs/8edd2aff-ff9f-4ab7-83b4-ca1df3315587-senior-ios-developer-london-contractor-at-ion)

Responsibilities

Design and deliver high-quality iOS applications; guide architectural decisions; mentor engineers to increase autonomy; integrate third-party libraries and APIs; ensure technical alignment with business objectives.

Seniority

Senior, hands-on IC with leadership responsibilities