21 of 21 Permanent Swift Jobs in London

Senior iOS App Developer

Hiring Organisation
Stott & May Professional Search Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
£90,000
thrives on clean architecture, elegant code collaborative delivery whilst working as part of an Agile cross-functional team. Skills and Experience * Strong proficiency in Swift and iOS SDKs, with a deep understanding of UIKit, SwiftUI, Combine, and Core frameworks. * Experience with RESTful APIs, JSON, and mobile architecture patterns (MVVM ...

Mobile Engineering Lead, iOS & Android

Hiring Organisation
Richard Wheeler Associates
Location
North West London, London, United Kingdom
Employment Type
Permanent
skilled on iOS/Android Maintaining the existing app on iOS/Android . The codebase is native with very strong source code parity (Swift/Kotlin). This app is close to a feature-freeze now, although some small development is inevitable; over 1000 unit tests (basically identical ...

Mobile Application Developer

Hiring Organisation
Primis
Location
Greater London, England, United Kingdom
workflows Track record of writing maintainable, readable code Desirable experience: Automated testing (unit, integration, or UI test frameworks) Android (Kotlin/Java) or iOS (Swift) development Cross-platform mobile frameworks (React Native, Flutter, or similar) Backend experience (Node.js, .NET, Java, or similar) CI/CD exposure What makes this ...

Mobile App Developer

Hiring Organisation
Enterprise Recruitment Ltd
Location
City of London, London, United Kingdom
office on average once every couple of weeks. Requirements: • Strong experience with React and React Native • Hands-on experience with native iOS (Swift/Objective-C) and Android (Kotlin/Java) development (or the desire to pick this up) • Proven ability to build, deploy, and maintain mobile apps ...

Mobile App Developer

Hiring Organisation
Enterprise Recruitment Ltd
Location
London Area, United Kingdom
office on average once every couple of weeks. Requirements: • Strong experience with React and React Native • Hands-on experience with native iOS (Swift/Objective-C) and Android (Kotlin/Java) development (or the desire to pick this up) • Proven ability to build, deploy, and maintain mobile apps ...

Mobile App Developer - IoT Payment Technology

Hiring Organisation
Enterprise Recruitment Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
office on average once every couple of weeks. Requirements: Strong experience with React and React Native Hands-on experience with native iOS (Swift/Objective-C) and Android (Kotlin/Java) development (or the desire to pick this up) Proven ability to build, deploy, and maintain mobile apps ...

Senior iOS Engineer

Hiring Organisation
TechShack
Location
London, UK
Employment Type
Full-time
Engineers to join the team in the new year. This is 100% Remote & outside of IR-35. Rate - Up to £450 Per day iOS - Swift, SwiftUI, Combine Android - Kotlin, Jetpack Compose If you are available from the new years, please do apply & I will reach out with further details ...

Mid-Level iOS Developer - Up to £100k + Bonus

Hiring Organisation
Hunter Bond
Location
London Area, United Kingdom
greenfield projects Tech driven environment - most recent versions/frameworks within iOS Skills/Experience Strong knowledge of iOS applications Strong knowledge of Swift STEM degree - strong computer science fundamentals (Preferred ...

Mid-Level iOS Developer - Up to £100k + Bonus

Hiring Organisation
Hunter Bond
Location
City of London, London, United Kingdom
greenfield projects Tech driven environment - most recent versions/frameworks within iOS Skills/Experience Strong knowledge of iOS applications Strong knowledge of Swift STEM degree - strong computer science fundamentals (Preferred ...

iOS Developer

Hiring Organisation
YEO Messaging
Location
City of London, London, United Kingdom
just the device but also the individual user for unparalleled security. Role Description This is a full-time hybrid role for an Experienced Swift Developer, located in Greater London, with the flexibility to work from home part-time. The candidate will be responsible for developing, testing, and maintaining … role involves ensuring app performance, usability, and security standards, and troubleshooting and resolving software issues to deliver an optimal user experience. Qualifications Proficiency in Swift programming language and iOS frameworks Experience with UIKit, Core Data, and SwiftUI Knowledge of mobile app architecture, MVC/MVVM, and design patterns Familiarity ...

iOS Developer

Hiring Organisation
YEO Messaging
Location
London Area, United Kingdom
just the device but also the individual user for unparalleled security. Role Description This is a full-time hybrid role for an Experienced Swift Developer, located in Greater London, with the flexibility to work from home part-time. The candidate will be responsible for developing, testing, and maintaining … role involves ensuring app performance, usability, and security standards, and troubleshooting and resolving software issues to deliver an optimal user experience. Qualifications Proficiency in Swift programming language and iOS frameworks Experience with UIKit, Core Data, and SwiftUI Knowledge of mobile app architecture, MVC/MVVM, and design patterns Familiarity ...

Founding Engineer - Mobile & AI (Stealth Start-up | Launching 2026)

Hiring Organisation
ECW Search
Location
London, UK
Employment Type
Full-time
interactions, speed and craftsmanship. You don't need to be an expert in everything, but you should be confident working with: React Native or Swift/SwiftUI Node.js/Python backend PostgreSQL/Firebase API integrations Authentication & subscriptions Experience Required: 4+ years professional engineering experience. Experience shipping and maintaining ...

Founding Engineer - Mobile & AI (Stealth Start-up | Launching 2026)

Hiring Organisation
ECW Search
Location
South London, UK
Employment Type
Full-time
interactions, speed and craftsmanship. You don't need to be an expert in everything, but you should be confident working with: React Native or Swift/SwiftUI Node.js/Python backend PostgreSQL/Firebase API integrations Authentication & subscriptions Experience Required: 4+ years professional engineering experience. Experience shipping and maintaining ...

Mobile Engineer

Hiring Organisation
Immersum
Location
London, UK
Employment Type
Full-time
your technical insight. Own and optimise the full mobile lifecycle: architecture, modularisation, dependency management, build pipelines, and release automation. Push the limits of Kotlin, Swift, and the underlying SDKs — profiling, tuning, and rethinking architecture where needed. Collaborate cross-functionally with backend, systems, and security engineers to deliver secure, scalable … mentoring others, and influencing long-term product strategy. You Should Have Deep hands-on experience in native mobile development — either Android (Kotlin) or iOS (Swift), ideally both. Proficiency in Swift, with comfort reading or maintaining Objective-C codebases for lower-level integrations. Proven ability to build and scale ...

Mobile Engineer

Hiring Organisation
Immersum
Location
South London, UK
Employment Type
Full-time
your technical insight. Own and optimise the full mobile lifecycle: architecture, modularisation, dependency management, build pipelines, and release automation. Push the limits of Kotlin, Swift, and the underlying SDKs — profiling, tuning, and rethinking architecture where needed. Collaborate cross-functionally with backend, systems, and security engineers to deliver secure, scalable … mentoring others, and influencing long-term product strategy. You Should Have Deep hands-on experience in native mobile development — either Android (Kotlin) or iOS (Swift), ideally both. Proficiency in Swift, with comfort reading or maintaining Objective-C codebases for lower-level integrations. Proven ability to build and scale ...

iOS Developer

Hiring Organisation
TRIA
Location
London Area, United Kingdom
Developer Focus: Banking Applications/Swift/Agile Salary: Up to £70,000 + 20% Bonus + 20% Pension Location: Central London – 1 day per week onsite Duration: 12 month FTC - Likely to extend or become permanent Join a prestigious financial services organisation renowned for its commitment to excellence … essential, as you’ll work closely with surrounding teams such as UAT and Integration. Experience Required: Proficient in iOS development Strong knowledge of Swift Experience with UIKit Comfortable working in an Agile environment Desirable (but not essential): React Native Objective-C Swift UI Background in Financial Services/ ...

iOS Developer

Hiring Organisation
TRIA
Location
City of London, London, United Kingdom
Developer Focus: Banking Applications/Swift/Agile Salary: Up to £70,000 + 20% Bonus + 20% Pension Location: Central London – 1 day per week onsite Duration: 12 month FTC - Likely to extend or become permanent Join a prestigious financial services organisation renowned for its commitment to excellence … essential, as you’ll work closely with surrounding teams such as UAT and Integration. Experience Required: Proficient in iOS development Strong knowledge of Swift Experience with UIKit Comfortable working in an Agile environment Desirable (but not essential): React Native Objective-C Swift UI Background in Financial Services/ ...

Computer Vision & SDK Development Lead

Hiring Organisation
YEO Messaging
Location
City of London, London, United Kingdom
looking for an experienced Kotlin & Swift Developer with strong computer vision experience to design, build, and maintain a high-performance Software Development Kit (SDK) used in security-critical mobile applications. This role sits at the intersection of mobile engineering, applied computer vision, and SDK architecture , and will play … components used by third-party teams and partners. Key Responsibilities SDK Design & Development Design and develop a cross-platform mobile SDK (iOS & Android) using Swift and Kotlin Create clean, modular, well-documented SDK APIs for external developers Ensure the SDK is easy to integrate, versioned correctly, and backward compatible ...

Computer Vision & SDK Development Lead

Hiring Organisation
YEO Messaging
Location
London Area, United Kingdom
looking for an experienced Kotlin & Swift Developer with strong computer vision experience to design, build, and maintain a high-performance Software Development Kit (SDK) used in security-critical mobile applications. This role sits at the intersection of mobile engineering, applied computer vision, and SDK architecture , and will play … components used by third-party teams and partners. Key Responsibilities SDK Design & Development Design and develop a cross-platform mobile SDK (iOS & Android) using Swift and Kotlin Create clean, modular, well-documented SDK APIs for external developers Ensure the SDK is easy to integrate, versioned correctly, and backward compatible ...

Lead iOS DevOps Engineer

Hiring Organisation
Oliver Bernard
Location
London Area, United Kingdom
Lead iOS DevOps Engineer - Mobile – On-Prem, Kubernetes, CI/CD, Swift Oliver Bernard are currently working with a fast-growing SaaS company, based in London, who are looking to take on a Lead DevOps Engineer within their Mobile team as they continue to build out their iOS capabilities. … place best practices, and coaching/mentoring team members History of working on Mobile platforms, with prior hands-on experience across Xcode and Swift Containerisation/Orchestration with Kubernetes Extensive CI/CD work (ideally with Jenkins and/or BitBucket) Scripting experience with Python and Bash Strong knowledge ...

Lead iOS DevOps Engineer

Hiring Organisation
Oliver Bernard
Location
City of London, London, United Kingdom
Lead iOS DevOps Engineer - Mobile – On-Prem, Kubernetes, CI/CD, Swift Oliver Bernard are currently working with a fast-growing SaaS company, based in London, who are looking to take on a Lead DevOps Engineer within their Mobile team as they continue to build out their iOS capabilities. … place best practices, and coaching/mentoring team members History of working on Mobile platforms, with prior hands-on experience across Xcode and Swift Containerisation/Orchestration with Kubernetes Extensive CI/CD work (ideally with Jenkins and/or BitBucket) Scripting experience with Python and Bash Strong knowledge ...