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Client Server’s Mobile Team recruits talented mobile, iOS, and Android developers across the UK’s bustling tech scene.
020 8016 4449
info@client-server.com
Junior Mobile Developer (React Native). Are you a talented technologist looking for an opportunity to progress your mobile development career? Do you want to help build brand new products from scratch within a tech driven and collaborative environment? You could be joining a well-established SaaS company's London based tech hub as they expand into the European market. You will be the most senior member in the team and will be able to have an influence on design and architectural decisions of highly complex finance automation products. As a Junior Mobile Developer, you will design and develop Greenfield products within the expenses space for financial institutions across Europe. You'll work collaboratively with your cross-functional team to build this product from scratch as there is currently no code in place making this an exciting opportunity for you to make your mark and showcase your React Native skillset. The company have big ambitions as... Read More
Junior Mobile Developer (React Native). Are you a talented technologist looking for an opportunity to progress your mobile development career? Do you want to help build brand new products from scr... Read More
Mobile Software Engineer / iOS Developer (Swift UIKit) *Remote UK*. Are you a skilled iOS Developer looking for an opportunity to progress your career? You could be joining a fast growing FinTech; the core product is an automated saving app that can deliver much better interest rates for users tailored to an individual leveraging the advantages of group buying power. As a Mobile Software Engineer you'll join a highly collaborative, cross functional Agile team to design, build and ship features for the iOS app to deliver a great user experience based on high quality technology. You'll work with the team to help shape the future product roadmap, continually seeking process and product improvement, you'll be able to influence technology choices and will see the impact of your work. There's a remote interview and onboarding process and you can work fulltime from home anywhere in the UK. Requirements: You have strong iOS development experience usin... Read More
Mobile Software Engineer / iOS Developer (Swift UIKit) *Remote UK*. Are you a skilled iOS Developer looking for an opportunity to progress your career? You could be joining a fast growing FinTech;... Read More
Mobile Software Engineer / Android Developer (Kotlin Coroutines RxJava) *Remote UK*. Are you a skilled iOS Developer looking for an opportunity to progress your career? You could be joining a fast growing FinTech; the core product is an automated saving app that can deliver much better interest rates for users tailored to an individual leveraging the advantages of group buying power. As a Mobile Software Engineer you'll join a highly collaborative, cross functional Agile team to design, build and ship features for the iOS app to deliver a great user experience based on high quality technology. You'll work with the team to help shape the future product roadmap, continually seeking process and product improvement, you'll be able to influence technology choices and will see the impact of your work. There's a remote interview and onboarding process and you can work fulltime from home anywhere in the UK. Requirements: You have strong Android develo... Read More
Mobile Software Engineer / Android Developer (Kotlin Coroutines RxJava) *Remote UK*. Are you a skilled iOS Developer looking for an opportunity to progress your career? You could be joining a fast... Read More
Lead Software Engineer / Developer (iOS Swift Flutter API) *Remote UK*. Are you a skilled Software Engineer with strong iOS, Swift skills and interest in using Flutter? You could be progressing your career in a senior, hands-on role for a well backed start-up that is producing a mobile app to enable people to better manage all the administration around car ownership (ever forgotten to pay your MOT?). Joining an Agile team you will take a lead role in the design and development of new features and applications for the iOS app, there are lots of Greenfield development projects and you'll be working with a new codebase based on Swift 4 with a constantly evolving tech stack including Flutter. You'll take ownership of features from design through to delivery, working across the full development lifecycle. You'll be collaborating with colleagues remotely using a stripped down version of Scrumban - so no pointless meetings (although they'd like you t... Read More
Lead Software Engineer / Developer (iOS Swift Flutter API) *Remote UK*. Are you a skilled Software Engineer with strong iOS, Swift skills and interest in using Flutter? You could be progressing yo... Read More
React Native Developer (Mobile). Are you looking for an impactful, technically challenging React Native role? Do you want to build brand new products from scratch within a tech driven and collaborative environment? You could be joining a well-established SaaS company's London based tech hub as they expand into the European market. You will be the most senior member in the team and will be able to have an influence on design and architectural decisions of highly complex finance automation products. As a React Native Developer, you will design and develop Greenfield products within the expenses space for financial institutions across Europe. You'll work collaboratively with your cross-functional team to build this product from scratch as there is currently no code in place making this an exciting opportunity for you to make your mark and showcase your React Native skillset. The company have big ambitions as they break into the European market an... Read More
React Native Developer (Mobile). Are you looking for an impactful, technically challenging React Native role? Do you want to build brand new products from scratch within a tech driven and collabor... Read More
Software Engineer / Developer (Android Kotlin RxJava3) *Hybrid WfH*. Are you a skilled Software Engineer with strong Android skills looking for an opportunity to progress your career and gain valuable knowledge of financial trading systems? You could be joining a City based trading firm. As a Software Engineer you will join an Agile team of mobile developers to create new and enhance existing features on native Android mobile trading apps. You'll collaborate with the design team, inputting on design discussions and with serverside Java developers to integrate components with backend systems with exposure to the full software development lifecycle. You'll join colleagues in an informal atmosphere in the City with a good work / life balance, casual dress code, bright, spacious offices and a peaceful work environment with continued flexibility to work from home for 2 days a week. Requirements: * You have strong Android native app development expe... Read More
Software Engineer / Developer (Android Kotlin RxJava3) *Hybrid WfH*. Are you a skilled Software Engineer with strong Android skills looking for an opportunity to progress your career and gain valu... Read More
iOS Developer (Swift Objective-C). Are you a talented technologist looking for a challenging and impactful iOS Developer? Do you want to work on complex mobile trading systems within a friendly and supportive work environment? You could be joining a friendly and professional team within a hugely successful global FinTech. As an iOS Developer, you'll be working on the company's mobile trading app, designing and developing new features and improving existing ones. You'll be working as part of an Agile cross-functional team and will utilise a range of technologies including Swift and Objective-C. Based in London, you'll be joining a technology driven and collaborative company that offers a comprehensive benefits package and perks including flexible working. The company are currently fully remote but are moving towards hybrid model by the end of June (2 days a week / 8 days a month in the office). Requirements: You have strong iOS development expe... Read More
iOS Developer (Swift Objective-C). Are you a talented technologist looking for a challenging and impactful iOS Developer? Do you want to work on complex mobile trading systems within a friendly an... Read More
React Native Developer (JavaScript TypeScript React). Opportunity for a talented React Native Developer to join a successful digital agency / consultancy for a 6-month contract. You will be able to work remotely for most of this role with the expectation of being in the office 1 day a month. As a React Native Developer you will be working on client bespoke projects designing and developing native apps utilising JavaScript, TypeScript and React. You'll work closely with Product Owners and Technical Architects to define the technical strategy and vision for the projects you're working on. The company is based in central London; however you'll only need to go in 1 day a month. Requirements: * Previous experience in React Native roles * Good JavaScript and / or TypeScript and React skills * A keen eye for detail * Excellent communication and collaboration skills Apply today or call to have a confidential discussion about this React Native Develope... Read More
React Native Developer (JavaScript TypeScript React). Opportunity for a talented React Native Developer to join a successful digital agency / consultancy for a 6-month contract. You will be able t... Read More
Senior Mobile Developer (React Native). Do you want to utilise your React Native skills to build brand new products from scratch? Would you like to be one of the first senior hires within a well-established SaaS company's London based tech hub as they expand into the European market? This is a highly impactful role where you'll have an influence on design and architectural decisions of highly complex finance automation products. As a Senior Mobile Developer, you will focus on Greenfield projects; designing and developing products within the expenses space for financial institutions across Europe. You'll work collaboratively with your cross-functional team to build this product from scratch as there is currently no code in place making this an exciting opportunity for you to make your mark and showcase your React Native skillset. The company have big ambitions as they break into the European market and strive to have 5 London based engineering ... Read More
Senior Mobile Developer (React Native). Do you want to utilise your React Native skills to build brand new products from scratch? Would you like to be one of the first senior hires within a well-e... Read More
Software Engineer / Lead Developer (React Native Mobile) *Hybrid WfH*. Are you a skilled Software Engineer with React Native experience? You could be progressing your career in a senior, hands-on role that will allow you a great deal of influence and progression at a growing start-up that is viewed as a leading FinTech disruptor. As a Software Engineer you will take ownership of the code based of the new mobile app for iOS and Android that has been developed in React Native and is due to launch in the coming months. You'll work across the full development lifecycle, building scalable, reusable components and front end libraries, ensuring code is well tested and highly performant. You collaborate with UI/UX Designers to translate wireframes into high quality code and maximise components for maximum performance. You'll be an advocate of general engineering best practice and drive innovation to ensure a best of breed app, taking a lead role. Ther... Read More
Software Engineer / Lead Developer (React Native Mobile) *Hybrid WfH*. Are you a skilled Software Engineer with React Native experience? You could be progressing your career in a senior, hands-on ... Read More
Android Developer / Mobile Software Engineer (Kotlin Coroutines) *Remote UK*. Are you a skilled iOS Developer looking for an opportunity to progress your career? You could be joining a fast growing FinTech; the core product is an automated saving app that can deliver much better interest rates for users tailored to an individual leveraging the advantages of group buying power. As an Android Developer you'll join a highly collaborative, cross functional Agile team to design, build and ship features for the iOS app to deliver a great user experience based on high quality technology. You'll work with the team to help shape the future product roadmap, continually seeking process and product improvement, you'll be able to influence technology choices and will see the impact of your work. There's a remote interview and onboarding process and you can work fulltime from home anywhere in the UK. Requirements: You have strong Android development experie... Read More
Android Developer / Mobile Software Engineer (Kotlin Coroutines) *Remote UK*. Are you a skilled iOS Developer looking for an opportunity to progress your career? You could be joining a fast growin... Read More
iOS Developer / Mobile Software Engineer (Swift) *Remote UK*. Are you a skilled iOS Developer looking for an opportunity to progress your career? You could be joining a fast growing FinTech; the core product is an automated saving app that can deliver much better interest rates for users tailored to an individual leveraging the advantages of group buying power. As an iOS Developer you'll join a highly collaborative, cross functional Agile team to design, build and ship features for the iOS app to deliver a great user experience based on high quality technology. You'll work with the team to help shape the future product roadmap, continually seeking process and product improvement, you'll be able to influence technology choices and will see the impact of your work. There's a remote interview and onboarding process and you can work fulltime from home anywhere in the UK. Requirements: You have strong iOS development experience using Swift You have... Read More
iOS Developer / Mobile Software Engineer (Swift) *Remote UK*. Are you a skilled iOS Developer looking for an opportunity to progress your career? You could be joining a fast growing FinTech; the c... Read More
iOS Developer / Mobile Software Engineer *Remote UK*. Are you a skilled iOS Developer with strong Swift skills and interest in using Flutter? You could be progressing your career in a hands-on role for a well backed start-up that is producing a mobile app to enable people to better manage all the administration around car ownership (ever forgotten to pay your MOT?). Joining an Agile team you will design and develop new features and applications, there are lots of Greenfield development projects and you'll be working with a new codebase based on Swift 4 with a constantly evolving tech stack including Flutter. You'll be collaborating with colleagues remotely using a stripped down version of Scrumban - so no pointless meetings (although they'd like you to meet with colleagues in London around once a quarter). You'll be able to take ownership of features from design through to delivery, working across the full development lifecycle. Requirements: ... Read More
iOS Developer / Mobile Software Engineer *Remote UK*. Are you a skilled iOS Developer with strong Swift skills and interest in using Flutter? You could be progressing your career in a hands-on rol... Read More
Android Developer / Mobile Software Engineer (Android RxJava3 Kotlin). Would you like to be challenged; working on complex and interesting mobile trading systems? You could be joining a City based trading firm. As an Android Developer you will join an Agile team of mobile developers creating new Android features on a highly feature rich HTML5 / JavaScript / CSS real time trading platform front end for mobile devices. You'll work closely with the Design Team to review and feedback on designs as well as the Java Team to integrate with the backend trading systems. You'll join colleagues in an informal atmosphere in the City with a good work / life balance, casual dress code, bright, spacious offices and a peaceful work environment with continued flexibility to work from home for 2 days a week. Requirements: * Strong Android native app development experience, with examples of work on Google Play store * Kotlin and RxJava 2 or 3 experience * Good k... Read More
Android Developer / Mobile Software Engineer (Android RxJava3 Kotlin). Would you like to be challenged; working on complex and interesting mobile trading systems? You could be joining a City based... Read More
Senior Mobile Developer (iOS Swift Objective-C). Opportunity for a Senior Mobile Developer to join a friendly and professional team within a hugely successful global FinTech. You'll be able to utilise and enhance your skills whilst enjoying perks such as; continuous training opportunities, flexible working (work from home for part of the week), office breakout areas to focus on your work or collaborate with others, free refreshments, games and monthly social events. As a Senior Mobile Developer you'll be working on the mobile trading app, designing and developing new features and improving existing ones. You'll be working as part of an Agile cross-functional team and will utilise a range of technologies including Swift and Objective-C. Based in London, you'll be joining a technology driven and collaborative company that offers a comprehensive benefits package and perks including flexible working. The company are currently fully remote but are ... Read More
Senior Mobile Developer (iOS Swift Objective-C). Opportunity for a Senior Mobile Developer to join a friendly and professional team within a hugely successful global FinTech. You'll be able to uti... Read More
Senior Mobile Engineer (iOS Swift Real-time). Looking for your next technical challenge as a Senior Mobile Engineer? Do you want to use modern tools and technologies to enhance hugely complex apps that each have challenges around scalability? You could be joining a well-known, global FinTech that offers fantastic benefits (including a 20% bonus) and a friendly and collaborative working environment. As a Senior Mobile Engineer, you will design and develop complex real-time, end-to-end financial trading solutions for the iOS platform, taking ownership of requirements and working across the full development lifecycle. All new development will be done using Swift however, there is legacy code (Objective-C, C++) that you will need to be happy to work with. The team own their infrastructure and build machines and manage their own CI pipelines meaning there is a lot of ownership and fast releases. You'll be based in the company's London offices with ... Read More
Senior Mobile Engineer (iOS Swift Real-time). Looking for your next technical challenge as a Senior Mobile Engineer? Do you want to use modern tools and technologies to enhance hugely complex apps... Read More
Senior React Native Developer (Mobile). Do you want to utilise your React Native skills to build brand new products from scratch? Would you like to be one of the first senior hires within a well-established SaaS company's London based tech hub as they expand into the European market? This is a highly impactful role where you'll have an influence on design and architectural decisions of highly complex finance automation products. As a Senior React Native Developer you will focus on Greenfield projects; designing and developing products within the expenses space for financial institutions across Europe. You'll work collaboratively with your cross-functional team to build this product from scratch as there is currently no code in place making this an exciting opportunity for you to make your mark and showcase your React Native skillset. The company have big ambitions as they break into the European market and strive to have 5 London based enginee... Read More
Senior React Native Developer (Mobile). Do you want to utilise your React Native skills to build brand new products from scratch? Would you like to be one of the first senior hires within a well-e... Read More
Mobile Developer (iOS Swift RESTful API). Are you a talented Mobile Developer who has experience developing iOS applications? Do you want to work on Greenfield projects within a tech for good start-up? You could be joining a successful HealthTech company that is improving hearing healthcare, making it accessible to everyone across local communities. As a Mobile Developer, you will design and develop Greenfield applications for the company's iOS platform. Some of your main duties upon joining will include developing iOS features and integrations with backend services using RESTful APIs, ensuring the performance, quality, and responsiveness of applications, collaborating with the team to define, design, and ship new features, and identifying and correcting bottlenecks and bug fixes. The company is based in central London however, you'll only need to go into the office 1 - 2 days a week. Requirements: You are experienced in mobile development and... Read More
Mobile Developer (iOS Swift RESTful API). Are you a talented Mobile Developer who has experience developing iOS applications? Do you want to work on Greenfield projects within a tech for good star... Read More
Mobile Developer (Java Android SDK RESTful API). Do you want to work on Greenfield projects within a tech for good start-up? You could be joining a successful HealthTech company that is improving hearing healthcare, making it accessible to everyone across local communities. As a Mobile Developer, you will design and develop Greenfield applications for the company's Android platform. Some of your main duties upon joining will include developing android features and integrations with backend services using RESTful APIs, ensuring the performance, quality, and responsiveness of applications, collaborating with the team to define, design, and ship new features, and identifying and correcting bottlenecks and bug fixes. The company is based in central London however, you'll only need to go into the office 1 - 2 days a week. Requirements: You have strong knowledge of Android SDK and various versions of Android You have good knowledge of Java You have ... Read More
Mobile Developer (Java Android SDK RESTful API). Do you want to work on Greenfield projects within a tech for good start-up? You could be joining a successful HealthTech company that is improving ... Read More
React Native Developer / Mobile Engineer *Hybrid WfH*. Are you a skilled technologist with React Native experience? You could be progressing your career in a senior, hands-on role that will allow you a great deal of influence and progression at a growing start-up that is viewed as a leading FinTech disruptor. As a React Native Developer you will take ownership of the code based of the new mobile app for iOS and Android that has been developed in React Native and is due to launch in the coming months. You'll work across the full development lifecycle, building scalable, reusable components and front end libraries, ensuring code is well tested and highly performant. You collaborate with UI/UX Designers to translate wire-frames into high quality code and maximise components for maximum performance. You'll be an advocate of general engineering best practice and drive innovation to ensure a best of breed app, taking a lead role. There's a remote in... Read More
React Native Developer / Mobile Engineer *Hybrid WfH*. Are you a skilled technologist with React Native experience? You could be progressing your career in a senior, hands-on role that will allow ... Read More
Senior iOS Developer (Swift Objective-C). Opportunity for a Senior iOS Developer to join a friendly and professional team within a hugely successful global FinTech. You'll be able to utilise and enhance your skills whilst enjoying perks such as; continuous training opportunities, flexible working (work from home for part of the week), office breakout areas to focus on your work or collaborate with others, free refreshments, games and monthly social events. As a Senior iOS Developer you'll be working on the mobile trading app, designing and developing new features and improving existing ones. You'll be working as part of an Agile cross-functional team and will utilise a range of technologies including Swift and Objective-C. Based in London, you'll be joining a technology driven and collaborative company that offers a comprehensive benefits package and perks including flexible working. The company are currently fully remote but are moving toward... Read More
Senior iOS Developer (Swift Objective-C). Opportunity for a Senior iOS Developer to join a friendly and professional team within a hugely successful global FinTech. You'll be able to utilise and e... Read More
Mobile Developer (React Native JavaScript TypeScript). Opportunity for a talented Mobile Developer to join a successful digital agency / consultancy for a 6-month contract. You will be able to work remotely for most of this role with the expectation of being in the office 1 day a month. As a Mobile Developer you will be working on client bespoke projects designing and developing native apps utilising JavaScript, TypeScript and React. You'll work closely with Product Owners and Technical Architects to define the technical strategy and vision for the projects you're working on. The company is based in central London however, you'll only need to go into the office 1 day a month. Requirements: * Previous experience in React Native roles * Good JavaScript and / or TypeScript and React skills * A keen eye for detail and good problem-solving skills * Excellent communication and collaboration skills Apply today or call to have a confidential discussio... Read More
Mobile Developer (React Native JavaScript TypeScript). Opportunity for a talented Mobile Developer to join a successful digital agency / consultancy for a 6-month contract. You will be able to wor... Read More
Software Developer (Mobile React Native iOS Android TDD) *Remote*. Are you a talented Software Developer seeking a high responsibility and impactful role with a lot of ownership? You could be part of a hugely successful cyber security company that have won start-up of the year and is rapidly growing and scaling their product offering. As a Software Developer, you will join the Product Engineering team where you'll work collaboratively with Software Engineers, QAs, Product Managers and Designers in an Agile environment. You will be responsible for leading React Native projects across the full lifecycle from initial user research, strategy planning, and application architecture through to interaction design, product launch, and testing. On a typical day you will contribute to existing products and develop new functionalities, lead technical design changes, contribute to continuously improving working processes, and collaborate with your team to ... Read More
Software Developer (Mobile React Native iOS Android TDD) *Remote*. Are you a talented Software Developer seeking a high responsibility and impactful role with a lot of ownership? You could be part... Read More
iOS Developer (Mobile Swift Real-time). Looking for an impactful senior position as an iOS Developer within a hugely successful, global FinTech? You'll be working on multiple apps (a core app with around 30 sub apps) that each have challenges around scalability and complexity. The company offer a comprehensive benefits package as well as a generous bonus scheme. As an iOS Developer you will design and develop complex real-time, end-to-end financial trading solutions for the iOS platform, taking ownership of requirements and working across the full development lifecycle. All new development will be done using Swift however, there is legacy code (Objective-C, C++) that you will need to be happy to work with. The team own their infrastructure and build machines and manage their own CI pipelines meaning there is a lot of ownership and fast releases. This role is currently fully remote. Once the London based office is back open you will need to be ... Read More
iOS Developer (Mobile Swift Real-time). Looking for an impactful senior position as an iOS Developer within a hugely successful, global FinTech? You'll be working on multiple apps (a core app with... Read More
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