Senior Technical Specialist - IOS, Android, Java
United Kingdom
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Job Description
Senior Technical Specialist - IOS, Android, Java
Adur District, England

Job Summary

Skill or Category Mandatory / Non-Mandatory Evaluation Focus for 8+ Years Experience
Swift Programming Mandatory Expert-level Swift knowledge including Protocol-Oriented Programming, Generics, ARC, Property Wrappers, Error Handling, and modern Swift features.
iOS Development Mandatory Proven experience building and maintaining large-scale, production-grade iOS applications with strong understanding of the iOS ecosystem.
Xcode, Git & GitHub Mandatory Strong hands-on experience with source control, branching strategies, pull requests, code reviews, and development workflows.
Unit & UI Testing (XCTest, XCUITest) Mandatory Ability to design comprehensive automated test suites, improve code coverage, and ensure application quality.
Modular Architecture Mandatory Experience designing and implementing framework-based modular architectures for scalability, maintainability, and reuse.
MVVM Architecture Mandatory Deep understanding of MVVM implementation, state management, dependency injection, and separation of concerns.
SDK Development & Integration Mandatory Experience designing, developing, documenting, versioning, and maintaining reusable SDKs/frameworks consumed by multiple teams.
Swift Concurrency Mandatory Strong expertise in Async/Await, Actors, GCD, Operations, thread safety, race condition prevention, and performance optimization.
Application Performance & Scalability Mandatory Experience identifying bottlenecks, optimizing app startup times, memory utilization, and overall application performance.
Engineering Best Practices Mandatory Demonstrated adoption of TDD, Pair Programming, Code Reviews, Refactoring, Clean Code, and CI principles.
Continuous Integration & Automated Testing Mandatory Experience implementing automated build, test, and quality validation processes within development pipelines.
Cross-Team Collaboration Mandatory Ability to work effectively across platform teams, drive shared solutions, promote reusable components, and influence engineering decisions.
Technical Leadership & Mentoring Mandatory Experience mentoring engineers, reviewing architecture decisions, driving engineering standards, and leading technical discussions.
Production Support & Release Management Mandatory Experience supporting live applications, managing releases, resolving production issues, and ensuring platform stability.
Mobile Security Non-Mandatory Knowledge of Keychain, secure storage, authentication mechanisms, encryption, and secure handling of sensitive data.
CI/CD Tools (GitHub Actions, Fastlane) Non-Mandatory Experience creating and maintaining mobile CI/CD pipelines, automating build, test, signing, and deployment processes.
App Store Deployment Non-Mandatory Experience managing App Store releases, provisioning profiles, certificates, and deployment automation.
Inner Sourcing & Reusability Non-Mandatory Experience promoting component reuse, reducing technical debt, and enabling cross-team engineering efficiency.

 

Key Responsibilities

Skill or Category Mandatory / Non-Mandatory Evaluation Focus for 8+ Years Experience
Swift Programming Mandatory Expert-level Swift knowledge including Protocol-Oriented Programming, Generics, ARC, Property Wrappers, Error Handling, and modern Swift features.
iOS Development Mandatory Proven experience building and maintaining large-scale, production-grade iOS applications with strong understanding of the iOS ecosystem.
Xcode, Git & GitHub Mandatory Strong hands-on experience with source control, branching strategies, pull requests, code reviews, and development workflows.
Unit & UI Testing (XCTest, XCUITest) Mandatory Ability to design comprehensive automated test suites, improve code coverage, and ensure application quality.
Modular Architecture Mandatory Experience designing and implementing framework-based modular architectures for scalability, maintainability, and reuse.
MVVM Architecture Mandatory Deep understanding of MVVM implementation, state management, dependency injection, and separation of concerns.
SDK Development & Integration Mandatory Experience designing, developing, documenting, versioning, and maintaining reusable SDKs/frameworks consumed by multiple teams.
Swift Concurrency Mandatory Strong expertise in Async/Await, Actors, GCD, Operations, thread safety, race condition prevention, and performance optimization.
Application Performance & Scalability Mandatory Experience identifying bottlenecks, optimizing app startup times, memory utilization, and overall application performance.
Engineering Best Practices Mandatory Demonstrated adoption of TDD, Pair Programming, Code Reviews, Refactoring, Clean Code, and CI principles.
Continuous Integration & Automated Testing Mandatory Experience implementing automated build, test, and quality validation processes within development pipelines.
Cross-Team Collaboration Mandatory Ability to work effectively across platform teams, drive shared solutions, promote reusable components, and influence engineering decisions.
Technical Leadership & Mentoring Mandatory Experience mentoring engineers, reviewing architecture decisions, driving engineering standards, and leading technical discussions.
Production Support & Release Management Mandatory Experience supporting live applications, managing releases, resolving production issues, and ensuring platform stability.
Mobile Security Non-Mandatory Knowledge of Keychain, secure storage, authentication mechanisms, encryption, and secure handling of sensitive data.
CI/CD Tools (GitHub Actions, Fastlane) Non-Mandatory Experience creating and maintaining mobile CI/CD pipelines, automating build, test, signing, and deployment processes.
App Store Deployment Non-Mandatory Experience managing App Store releases, provisioning profiles, certificates, and deployment automation.
Inner Sourcing & Reusability Non-Mandatory Experience promoting component reuse, reducing technical debt, and enabling cross-team engineering efficiency.

 

Skill Requirements

Other Requirements
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Information at a Glance

Why HCLTech?

At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.

HCLTech is a global technology company, home to more than 223,000 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending June 2026 totaled $14.8 billion.