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Hi, I’m Sajid Saeed, a senior iOS and Android developer with over 12 years of experience. I have successfully led teams of 10–15 engineers, delivered high-quality mobile applications, and integrated machine learning models into production apps. I’m currently based in London and enjoy collaborating with product and design teams to craft exceptional user experiences. I excel at designing scalable apps using MVC, MVVM, and VIPER architectures, with strong expertise in Swift, Objective-C, Kotlin, and Java. I’m passionate about reactive programming (RxSwift, Combine) and cross-platform development (React Native), as well as cloud services, testing, and enterprise deployments. I mentor junior developers and thrive in cross-functional environments to deliver impactful, on-time projects.…Hi, I’m Sajid Saeed, a senior iOS and Android developer with over 12 years of experience. I have successfully led teams of 10–15 engineers, delivered high-quality mobile applications, and integrated machine learning models into production apps. I’m currently based in London and enjoy collaborating with product and design teams to craft exceptional user experiences. I excel at designing scalable apps using MVC, MVVM, and VIPER architectures, with strong expertise in Swift, Objective-C, Kotlin, and Java. I’m passionate about reactive programming (RxSwift, Combine) and cross-platform development (React Native), as well as cloud services, testing, and enterprise deployments. I mentor junior developers and thrive in cross-functional environments to deliver impactful, on-time projects.

Sajid Saeed

App Developer, Developer, Full Stack Developer, +3

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Hi, I’m Sajid Saeed, a senior iOS and Android developer with over 12 years of experience. I have successfully led teams of 10–15 engineers, delivered high-quality mobile applications, and integrated machine learning models into production apps. I’m currently based in London and enjoy collaborating with product and design teams to craft exceptional user experiences. I excel at designing scalable apps using MVC, MVVM, and VIPER architectures, with strong expertise in Swift, Objective-C, Kotlin, and Java. I’m passionate about reactive programming (RxSwift, Combine) and cross-platform development (React Native), as well as cloud services, testing, and enterprise deployments. I mentor junior developers and thrive in cross-functional environments to deliver impactful, on-time projects.…Hi, I’m Sajid Saeed, a senior iOS and Android developer with over 12 years of experience. I have successfully led teams of 10–15 engineers, delivered high-quality mobile applications, and integrated machine learning models into production apps. I’m currently based in London and enjoy collaborating with product and design teams to craft exceptional user experiences. I excel at designing scalable apps using MVC, MVVM, and VIPER architectures, with strong expertise in Swift, Objective-C, Kotlin, and Java. I’m passionate about reactive programming (RxSwift, Combine) and cross-platform development (React Native), as well as cloud services, testing, and enterprise deployments. I mentor junior developers and thrive in cross-functional environments to deliver impactful, on-time projects.

Available to hire

Hi, I’m Sajid Saeed, a senior iOS and Android developer with over 12 years of experience. I have successfully led teams of 10–15 engineers, delivered high-quality mobile applications, and integrated machine learning models into production apps. I’m currently based in London and enjoy collaborating with product and design teams to craft exceptional user experiences.

I excel at designing scalable apps using MVC, MVVM, and VIPER architectures, with strong expertise in Swift, Objective-C, Kotlin, and Java. I’m passionate about reactive programming (RxSwift, Combine) and cross-platform development (React Native), as well as cloud services, testing, and enterprise deployments. I mentor junior developers and thrive in cross-functional environments to deliver impactful, on-time projects.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

Urdu

Fluent

English

Fluent

Work Experience

Senior iOS Developer/ Tech Lead at Transreport

April 1, 2023 - Present

Led iOS development and architecture for multiple mobile apps, collaborated with design and product teams to ensure high-quality user experiences, and mentored junior developers. Managed end-to-end delivery and helped deploy apps to enterprise customers.

Senior iOS Developer / Tech Lead at Transreport

April 1, 2023 - Present

Lead iOS development and deployment for enterprise customers, mentor junior developers, collaborate with design and product teams, and ensure security and privacy compliance across mobile applications.

Senior iOS Developer/ Technical Team Lead at Rainsoft Financials Pvt. Ltd.

April 1, 2022 - September 14, 2025

Designed, developed, and maintained high-quality iOS applications; led a team of 10 developers; implemented AI/ML integration within iOS apps; collaborated with cross-functional teams and adhered to Agile processes.

Senior iOS Developer / Technical Team Lead at Rainsoft Financials Pvt. Ltd.

April 1, 2022 - September 14, 2025

Designed and maintained high-quality iOS apps, led a team of 10 developers, implemented best practices, and integrated AI/ML algorithms in iOS applications.

Senior Software Engineer/ Team Lead at 180IT Dubai

December 1, 2020 - September 14, 2025

Developed and maintained multiple iOS applications, implemented Core Data and animations for optimized UX, conducted unit and performance testing, and participated in Agile ceremonies.

Senior Software Engineer / Team Lead at 180IT Dubai

December 1, 2020 - September 14, 2025

Developed and maintained multiple iOS apps, led feature delivery, and enhanced performance; implemented Core Data and animations; worked in an Agile environment.

Senior Software Engineer at Nuha Communications UK

July 1, 2020 - September 14, 2025

Developed iOS/Android apps for gaming clients, implemented MVC/MVVM/VIPER patterns, performed unit/UI testing, and worked with cloud services (AWS, Firebase, Azure) and mobile databases (Core Data, Realm).

Senior Software Engineer at Nuha Communications UK (Remote)

July 1, 2020 - September 14, 2025

Developed mobile apps for iOS and Android, applied AI/ML techniques, followed MVC/MVVM/VIPER patterns, conducted unit/UI testing, and collaborated with cloud services.

Senior Engineer Software at Jambro

January 1, 2019 - September 14, 2025

Collaborated cross-functionally to design and implement mobile apps, conducted code reviews, and optimized performance and reliability of iOS applications.

Senior Engineer / Software at Jambro

January 1, 2019 - September 14, 2025

Collaborated with cross-functional teams to design and implement iOS features, conducted code reviews, and optimized performance; ensured quality with testing.

Senior Software Engineer at TRG - The Resource Group

July 1, 2017 - September 14, 2025

Designed and developed high-quality iOS apps, led the development lifecycle, ensured Apple guidelines compliance, and mentored junior developers.

Senior Software Engineer at TRG - The Resource Group

July 1, 2017 - September 14, 2025

Architected and developed high-quality mobile applications, led lifecycle from conception to deployment, mentored juniors, and integrated backend systems.

Senior iOS Developer at Axact

June 1, 2014 - September 14, 2025

Participated in iOS app development, wrote clean, maintainable code, and collaborated with seniors to troubleshoot and optimize performance.

Senior iOS Developer at Axact

June 1, 2014 - September 14, 2025

Participated in iOS app development, wrote clean code, debugged and optimized performance, and collaborated with teams to deliver features.

iOS Developer at CloudNet Pakistan

July 1, 2012 - September 14, 2025

Contributed to iOS app development, learned from senior developers, debugged and optimized code, and participated in code reviews.

iOS Developer at CloudNet Pakistan

July 1, 2012 - September 14, 2025

Participated in iOS app development, wrote maintainable code, debugged and improved performance, and learned from senior developers.

Multimedia Developer at 360training

October 1, 2009 - September 14, 2025

Participated in Flash/ActionScript-based applications, contributed to game development, and collaborated with the team to debug and optimize performance.

Multimedia Developer at 360training

October 1, 2009 - September 14, 2025

Participated in Adobe Flash/ActionScript based applications, contributed to game development, debugging and troubleshooting.