751 to 775 of 971 Permanent Mobile App Jobs

web development with React and TypeScript Responsibilities: • Develop and maintain scalable backend systems using Node.js and TypeScript • Build and optimize APIs (REST/GraphQL) to connect web and mobile frontends • Integrate and manage MySQL databases • Contribute to architecture decisions and the technical evolution of the project • Ensure code quality, testing, and performance optimization You'll be working in … an agile, cross-functional team, developing modern, high-performance web and mobile applications with a focus on quality and scalability. Technologies: API AWS Backend CI/CD Cloud DevOps Docker GCP GraphQL Mobile MySQL Prisma REST React React Native TypeScript Web NodeJS GitHub JavaScript NextJS Fullstack More: We are a tech-driven company focused on creating More ❯

.NET Developer, .NET 9, C# - Digital Download Site - Witney (Tech stack: .NET Developer, .NET 9, C#, Winforms, WPF, iOS, Android, Mobile, Programmer, Full Stack Engineer, Architect, .NET Developer)With operations in over 20 countries our client has fast become a major player within the digital download arena. In addition to an award winning website they have launched mobile … brings delight to their users. .NET Developer should be experienced in: .NET, C#, Winforms or WPF and Azure SQL. We are keen to hear from candidates with any mobile development experience (iOS or Android). You will be trained in all aspects of: .NET 9, Web API 2, Entity Framework, Microservices, Azure, JavaScript, Angular 19, Bootstrap, Agile and More ❯

the starting point for this position; the exact responsibilities will develop over time. Backend Development: Confident development and engineering of scalable, cloud-based solutions accessible via web and mobile apps. Scalability and Connectivity: building systems designed to handle sudden peaks in concurrent users trying to read and write data simultaneously; and to accommodate for poor network connectivity. Coding … Ability to work within project timelines, proactively communicate any delays and contribute to task re-prioritisation to keep things on track Experience in developing websites, web applications and mobile apps, with a focus on user-centric design Familiarity with DevOps practices, CI/CD pipelines and QA processes Application process We are looking for team members that are More ❯

the starting point for this position; the exact responsibilities will develop over time. Backend Development: Confident development and engineering of scalable, cloud-based solutions accessible via web and mobile apps. Scalability and Connectivity: building systems designed to handle sudden peaks in concurrent users trying to read and write data simultaneously; and to accommodate for poor network connectivity. Coding … Ability to work within project timelines, proactively communicate any delays and contribute to task re-prioritisation to keep things on track Experience in developing websites, web applications and mobile apps, with a focus on user-centric design Familiarity with DevOps practices, CI/CD pipelines and QA processes Application process We are looking for team members that are More ❯

the starting point for this position; the exact responsibilities will develop over time. Backend Development: Confident development and engineering of scalable, cloud-based solutions accessible via web and mobile apps. Scalability and Connectivity: building systems designed to handle sudden peaks in concurrent users trying to read and write data simultaneously; and to accommodate for poor network connectivity. Coding … Ability to work within project timelines, proactively communicate any delays and contribute to task re-prioritisation to keep things on track Experience in developing websites, web applications and mobile apps, with a focus on user-centric design Familiarity with DevOps practices, CI/CD pipelines and QA processes Application process We are looking for team members that are More ❯

the starting point for this position; the exact responsibilities will develop over time. Backend Development: Confident development and engineering of scalable, cloud-based solutions accessible via web and mobile apps. Scalability and Connectivity: building systems designed to handle sudden peaks in concurrent users trying to read and write data simultaneously; and to accommodate for poor network connectivity. Coding … Ability to work within project timelines, proactively communicate any delays and contribute to task re-prioritisation to keep things on track Experience in developing websites, web applications and mobile apps, with a focus on user-centric design Familiarity with DevOps practices, CI/CD pipelines and QA processes Application process We are looking for team members that are More ❯

the starting point for this position; the exact responsibilities will develop over time. Backend Development: Confident development and engineering of scalable, cloud-based solutions accessible via web and mobile apps. Scalability and Connectivity: building systems designed to handle sudden peaks in concurrent users trying to read and write data simultaneously; and to accommodate for poor network connectivity. Coding … Ability to work within project timelines, proactively communicate any delays and contribute to task re-prioritisation to keep things on track Experience in developing websites, web applications and mobile apps, with a focus on user-centric design Familiarity with DevOps practices, CI/CD pipelines and QA processes Application process We are looking for team members that are More ❯

Senior Product Engineer (Mobile - React Native) AI SaaS Company London A well-funded AI SaaS company is hiring for a Senior Product Engineer (Mobile) to take full ownership of its core mobile platform. This company is building an innovative product that delivers real-world insights to a growing global client base and is supported … by a world-class engineering team with experience from top-tier tech companies. The Role: In this role, you will lead the development of the central mobile application for a cutting-edge AI platform that provides real-world benefits to global clients. This is a highly autonomous and challenging position where you will be responsible for driving the … Kotlin/Swift, with a focus on iOS) to build custom features and optimise performance where required. Production Lifecycle: Own the entire mobile deployment lifecycle, including managing App Store/Play Store releases and ensuring a smooth delivery process. Implement and manage production observability and monitoring tools to ensure application health and performance in the field. Deep More ❯

of the world’s most advanced smart-building platforms, powered by digital twins, real-time analytics, and seamless third-party integrations They’re now looking for a Lead Mobile Engineer with deep Flutter expertise to take ownership of their client-facing apps. This is a hands-on technical leadership role, you’ll set the technical direction, mentor a … small team, and work directly with senior leadership to deliver the roadmap. What you’ll be doing: Own the mobile roadmap & architecture (Flutter, Swift, Java) Lead from a technical perspective: design, code, review, and mentor Integrate with complex third-party SDKs (BLE, mobile access, indoor wayfinding) Drive engineering excellence … in testing, performance, monitoring, and CI/CD Collaborate closely with back-end and product teams to deliver new features What we’re looking for: 3+ years of Flutter app development in production environments Strong background in iOS/Android (Swift/Java) Experience with state management, testing frameworks, monitoring tools (Crashlytics, Sentry, etc.) Ability to guide technical decisions More ❯

of the world’s most advanced smart-building platforms, powered by digital twins, real-time analytics, and seamless third-party integrations They’re now looking for a Lead Mobile Engineer with deep Flutter expertise to take ownership of their client-facing apps. This is a hands-on technical leadership role, you’ll set the technical direction, mentor a … small team, and work directly with senior leadership to deliver the roadmap. What you’ll be doing: Own the mobile roadmap & architecture (Flutter, Swift, Java) Lead from a technical perspective: design, code, review, and mentor Integrate with complex third-party SDKs (BLE, mobile access, indoor wayfinding) Drive engineering excellence … in testing, performance, monitoring, and CI/CD Collaborate closely with back-end and product teams to deliver new features What we’re looking for: 3+ years of Flutter app development in production environments Strong background in iOS/Android (Swift/Java) Experience with state management, testing frameworks, monitoring tools (Crashlytics, Sentry, etc.) Ability to guide technical decisions More ❯

of the world’s most advanced smart-building platforms, powered by digital twins, real-time analytics, and seamless third-party integrations They’re now looking for a Lead Mobile Engineer with deep Flutter expertise to take ownership of their client-facing apps. This is a hands-on technical leadership role, you’ll set the technical direction, mentor a … small team, and work directly with senior leadership to deliver the roadmap. What you’ll be doing: Own the mobile roadmap & architecture (Flutter, Swift, Java) Lead from a technical perspective: design, code, review, and mentor Integrate with complex third-party SDKs (BLE, mobile access, indoor wayfinding) Drive engineering excellence … in testing, performance, monitoring, and CI/CD Collaborate closely with back-end and product teams to deliver new features What we’re looking for: 3+ years of Flutter app development in production environments Strong background in iOS/Android (Swift/Java) Experience with state management, testing frameworks, monitoring tools (Crashlytics, Sentry, etc.) Ability to guide technical decisions More ❯

of the world’s most advanced smart-building platforms, powered by digital twins, real-time analytics, and seamless third-party integrations They’re now looking for a Lead Mobile Engineer with deep Flutter expertise to take ownership of their client-facing apps. This is a hands-on technical leadership role, you’ll set the technical direction, mentor a … small team, and work directly with senior leadership to deliver the roadmap. What you’ll be doing: Own the mobile roadmap & architecture (Flutter, Swift, Java) Lead from a technical perspective: design, code, review, and mentor Integrate with complex third-party SDKs (BLE, mobile access, indoor wayfinding) Drive engineering excellence … in testing, performance, monitoring, and CI/CD Collaborate closely with back-end and product teams to deliver new features What we’re looking for: 3+ years of Flutter app development in production environments Strong background in iOS/Android (Swift/Java) Experience with state management, testing frameworks, monitoring tools (Crashlytics, Sentry, etc.) Ability to guide technical decisions More ❯

of the world’s most advanced smart-building platforms, powered by digital twins, real-time analytics, and seamless third-party integrations They’re now looking for a Lead Mobile Engineer with deep Flutter expertise to take ownership of their client-facing apps. This is a hands-on technical leadership role, you’ll set the technical direction, mentor a … small team, and work directly with senior leadership to deliver the roadmap. What you’ll be doing: Own the mobile roadmap & architecture (Flutter, Swift, Java) Lead from a technical perspective: design, code, review, and mentor Integrate with complex third-party SDKs (BLE, mobile access, indoor wayfinding) Drive engineering excellence … in testing, performance, monitoring, and CI/CD Collaborate closely with back-end and product teams to deliver new features What we’re looking for: 3+ years of Flutter app development in production environments Strong background in iOS/Android (Swift/Java) Experience with state management, testing frameworks, monitoring tools (Crashlytics, Sentry, etc.) Ability to guide technical decisions More ❯

and verbal Strong client interfacing skills Sound knowledge and hands-on exposure to a major Relational Database Management System (Oracle and/or SQL*Server preferred) Experience supporting mobile applications interfacing with SaaS applications, including experience with iOS, Android and Windows mobile Ability to work in a globally distributed team environment, liaising with on-site teams More ❯

and verbal Strong client interfacing skills Sound knowledge and hands-on exposure to a major Relational Database Management System (Oracle and/or SQL*Server preferred) Experience supporting mobile applications interfacing with SaaS applications, including experience with iOS, Android and Windows mobile Ability to work in a globally distributed team environment, liaising with on-site teams More ❯

and automated testing. Proficiency in Java for developing and executing automated test scripts. Hands-on experience with: Web automation: Selenium, JUnit, TestNG, CI/CD integration (Azure). Mobile/handheld automation: Appium and related frameworks. Experience using Azure DevOps for test management, bug reporting, and project tracking. Strong understanding of CI/CD pipelines and version control … both independently and collaboratively within a fast-paced environment. Preferred Skills & Qualifications Professional certifications such as ISTQB, CSTE, or equivalent. Strong background in manual testing for web and mobile applications. Experience with Selenium, TestNG, and Maven for automated web testing. Experience with Appium for mobile test automation. Familiarity with cloud-based testing environments (Azure). Knowledge More ❯

Here at Venator, we are working with an eCommerce company who have UK's biggest technology platform - they have a live mobile application as well as a web based application- the company is now looking to grow! Please Note- this is a hybriod role but will require you to be in the office (London) 4 days per week … us in curating a codebase to be proud of, driving for quality, maintainability and testability The candidate You have built great products for the web and/or mobile You have analysed business problems then scoped and built technical solutions to solve them You can quickly become productive using our backend or frontend technologies, or both You’re … are: Python on the server side, using Django as a web framework, and Django Rest Framework for our API Angular and TypeScript on the client side for our mobile apps and booking flow Next.js and React for parts of our marketing website Ionic for hybrid and progressive mobile apps PostgreSQL for our database, using some of More ❯

Here at Venator, we are working with an eCommerce company who have UK's biggest technology platform - they have a live mobile application as well as a web based application- the company is now looking to grow! Please Note- this is a hybriod role but will require you to be in the office (London) 4 days per week … us in curating a codebase to be proud of, driving for quality, maintainability and testability The candidate You have built great products for the web and/or mobile You have analysed business problems then scoped and built technical solutions to solve them You can quickly become productive using our backend or frontend technologies, or both You’re … are: Python on the server side, using Django as a web framework, and Django Rest Framework for our API Angular and TypeScript on the client side for our mobile apps and booking flow Next.js and React for parts of our marketing website Ionic for hybrid and progressive mobile apps PostgreSQL for our database, using some of More ❯

Here at Venator, we are working with an eCommerce company who have UK's biggest technology platform - they have a live mobile application as well as a web based application- the company is now looking to grow! Please Note- this is a hybriod role but will require you to be in the office (London) 4 days per week … us in curating a codebase to be proud of, driving for quality, maintainability and testability The candidate You have built great products for the web and/or mobile You have analysed business problems then scoped and built technical solutions to solve them You can quickly become productive using our backend or frontend technologies, or both You’re … are: Python on the server side, using Django as a web framework, and Django Rest Framework for our API Angular and TypeScript on the client side for our mobile apps and booking flow Next.js and React for parts of our marketing website Ionic for hybrid and progressive mobile apps PostgreSQL for our database, using some of More ❯

Here at Venator, we are working with an eCommerce company who have UK's biggest technology platform - they have a live mobile application as well as a web based application- the company is now looking to grow! Please Note- this is a hybriod role but will require you to be in the office (London) 4 days per week … us in curating a codebase to be proud of, driving for quality, maintainability and testability The candidate You have built great products for the web and/or mobile You have analysed business problems then scoped and built technical solutions to solve them You can quickly become productive using our backend or frontend technologies, or both You’re … are: Python on the server side, using Django as a web framework, and Django Rest Framework for our API Angular and TypeScript on the client side for our mobile apps and booking flow Next.js and React for parts of our marketing website Ionic for hybrid and progressive mobile apps PostgreSQL for our database, using some of More ❯

Here at Venator, we are working with an eCommerce company who have UK's biggest technology platform - they have a live mobile application as well as a web based application- the company is now looking to grow! Please Note- this is a hybriod role but will require you to be in the office (London) 4 days per week … us in curating a codebase to be proud of, driving for quality, maintainability and testability The candidate You have built great products for the web and/or mobile You have analysed business problems then scoped and built technical solutions to solve them You can quickly become productive using our backend or frontend technologies, or both You’re … are: Python on the server side, using Django as a web framework, and Django Rest Framework for our API Angular and TypeScript on the client side for our mobile apps and booking flow Next.js and React for parts of our marketing website Ionic for hybrid and progressive mobile apps PostgreSQL for our database, using some of More ❯

sense of momentum, the business is investing heavily in innovation, people, and cutting-edge tech. You'll be at the heart of developing next-generation solutions that span mobile applications and web-based platforms - all designed to transform how industries operate. Whether you're building sleek mobile interfaces or architecting scalable cloud systems, your work will … Vue.js Deep knowledge of Object-Oriented Programming Bonus Skills That'll Make You Stand Out: Experience with Test Driven Development Familiarity with nServiceBus or other message queue technologies Mobile development using Cordova , Xamarin , or MAUI Understanding of Domain Driven Design Excellent communication skills in written and spoken English What's In It for You? This isn't just More ❯

stack (.NET/Blazor/C#) Location: London Category: IT Type: Permanent Key Duties (Including but not limited to): Design, develop, test, support and deploy custom web and mobile applications based on .NET (Blazor, C#), C++ Gather customer software requirements and develop related software applications and programs Collaborate with architects, engineers, and other team members to design scalable … as Scrum or Design Thinking, using DevOps platforms such as Azure DevOps and Git Considerable and proven experience in Azure Cloud Services, e.g. Azure Functions, Azure SQL, and Azure App Service More ❯

including Dynamics 365 Customer Service, including customization, configuration, and user management. Strong knowledge of Contact Center applications (e.g., Telephony & IVR based solutions), self-service web portals, and native mobile applications. Requires advanced knowledge of Dynamics 365 CE functionalities and a proven track record of successfully delivering at least 2 Dynamics CE implementation projects for high volume contact centers. … management or information systems. This role should have the following certifications: Dynamics 365 Fundamentals (MB-910). Microsoft Power Platform + Dynamics 365 Core (MB-200). Power Platform App Maker Associate (PL-100). Dynamics 365 Customer Service Functional Consultant Associate (MB-230). Power Platform Developer Associate (PL-400). This role should be working towards the … Customer Service, including customization, configuration and user management Required - 3 Years Strong knowledge of Contact Center applications (e.g., Telephony & IVR based solutions), self-service web portals, and native mobile applications. Required - 3 Years Adv. knowledge of Dynamics 365 CE functionalities and successful delivery of 2+ Dynamics CE implementations for high volume contact centers. Required - 3 Years Hands-on More ❯

Automation Test Engineer (Selenium Java & Python) London, UK (Hybrid work model) We are seeking a highly skilled and proactive Senior Quality Analyst with strong expertise in web and mobile application testing, automation frameworks, and API testing. The ideal candidate will have hands-on experience with Selenium (Python), Postman, SQL, and a solid understanding of quality assurance best practices. … Exposure to fund accounting, fund administration, or wealth management domains is a strong plus. Key Responsibilities: Lead and execute end-to-end testing of web and mobile applications. Design, develop, and maintain automation test scripts using Selenium with Python. Perform API testing using tools like Postman, including validation of request/response payloads, headers, and authentication. Write and … of QA deliverables in Agile/Scrum environments. Provide QA metrics and status reports to stakeholders. Required Skills: Strong experience in manual and automation testing of web and mobile applications. Proficiency in Selenium with Python for automation. Solid understanding of API testing using Postman or similar tools. Strong command over SQL for data validation and backend testing. Experience More ❯