76 to 100 of 725 Mobile App Jobs in the UK

Founding Engineer (Full Stack) At CLIQ, we’re on a mission to bring people together in the real world. Forget endless swiping and small talk that goes nowhere, our app helps people discover events, meet like-minded individuals, and join communities that matter. We’ve launched the first version of the app and early users are already building … features across frontend, backend, and infrastructure. Define technical standards, architecture, and engineering culture that will scale with the product. Build features like event creation, map-based discovery, and in-app notifications, quickly incorporating user feedback. Partner with founders, designers, and early team members to turn product ideas into a seamless experience. Ensure reliability, performance, and security as we grow … products from zero to one, ideally in a startup environment. A builder’s mindset: pragmatic, hands-on, and motivated by ownership. Nice to Have Experience with mobile app build and release pipelines (App Store, Play Store). Familiarity with CI/CD, Docker, and cloud-native workflows (ideally in GCP). A track record of building More ❯

Technical Skills: o Strong proficiency in Java EE and object-oriented programming principles o Comprehensive understanding of object-oriented design, data structures, and problem-solving o Experience developing mobile applications using Android, Angular, Ionic, React Native, or Flutter o Extensive experience with JavaScript, HTML, and CSS o Familiarity with frontend frameworks/libraries such as React.js, Angular, or More ❯

Software Engineering Manager - Unified Client Experience (UCX) Building and deploying scalable, secure, and compliant software at pace. Integrating HL web and mobile apps with existing and new systems to deliver a seamless client experience across a range of products and services. Delivering value iteratively, always focused on customer outcomes and short feedback loops. Creating and visualising application metrics More ❯

for a Senior Software Engineer to join one of our multidisciplinary, cross-functional, lean delivery squads, focused on rapidly delivering value to our customers through our mobile app and website. Our ideal candidate will have extensive experience across different technologies and projects, combined with a desire to keep growing their skills - learning new languages, technologies and practices … small, lean incremental user stories Actively contribute to agile ceremonies Working collaboratively with other engineers within Just to advance our practice across product squads. Your Experience Web/mobile development languages (Typescript, Tailwind and a good understanding of underlying HTML, CSS). Databases (Mongo) Virtualisation and orchestration tools (Kubernetes, Docker) Infrastructure as code (Terraform) CI/CD pipelines … scheme - paid annually based on individual and company performance against targets Opportunity to progress within your career both in-role and within the company FREE access to the Headspace App, a 24/7 Employee Assistance Helpline and Trained Physical & Mental Health First Aiders (On-Site) A variety of Employee Funded Benefits available to you via our Online Benefits More ❯

backups, and recovery processes. Desired Skills & Knowledge (Advantageous but not essential) • Experience with TypeScript in frontend or backend projects. • Knowledge of container orchestration (e.g., Kubernetes). • Experience with mobile application development (Android/iOS). • Knowledge of C# or other backend languages. • Familiarity with monitoring and observability tools (Grafana, Prometheus, etc.). • Experience with AI-assisted development tools More ❯

of automated testing and web security best practices Background in SaaS or consumer-facing tech is a big plus Bonus Points For React Native know-how Mobile app development (iOS, Android), Expo Experience with event-driven systems and distributed architecture Familiarity with tools like GCP (GKE, PubSub, BigQuery), Temporal, Postgres, CircleCI, ArgoCD, Kubernetes, Helm, Docker, Terraform Experience More ❯

of automated testing and web security best practices Background in SaaS or consumer-facing tech is a big plus Bonus Points For React Native know-how Mobile app development (iOS, Android), Expo Experience with event-driven systems and distributed architecture Familiarity with tools like GCP (GKE, PubSub, BigQuery), Temporal, Postgres, CircleCI, ArgoCD, Kubernetes, Helm, Docker, Terraform Experience More ❯

you’ll take ownership of developing and enhancing their in-house platforms, which include both B2B and B2C applications. You’ll work hands-on with modern web and mobile technologies, collaborating with cross-functional teams to deliver high-quality, scalable software. We’re looking for someone who is analytical, organised, and thrives in a collaborative environment. You’ll … need to be a strong communicator and comfortable working in a fast-paced, agile setting. What You’ll Do: Design, build, and maintain web and mobile applications and APIs. Support and enhance existing platforms. Lead code reviews and write clean, testable code. Translate wireframes into functional, user-friendly interfaces. What You’ll Bring: Strong … experience with React, React Native, .NET . Proficiency in HTML, CSS, Bootstrap , and frontend development. Solid understanding of SQL , API integration , and Azure . Experience with mobile app development , unit testing , and DevOps tools (GitHub, Azure DevOps). Knowledge of security best practices and software documentation. Application Developer Due to the volume of applications received for positions More ❯

supplemental guidance. We’re looking for an experienced iOS Developer to join us on a fixed term basis and help us build and launch a new mobile app over the coming months. We would like you to work with the team twice a week in our London office. This is ideal for someone who enjoys focused product … work and wants to take an app from idea to App Store in a short time frame. What you'll do: Build core iOS features using Swift, SwiftUI, and UIKit Integrate with REST APIs and handle basic local data persistence Architect scalable components using MVVM (and optionally MVVM-C) Handle basic testing (e.g. XCTest) and help prep for … TestFlight/App Store Collaborate with design, backend, and product teams to deliver exceptional UX Participate in code reviews, technical planning, and mentoring What we're looking for: Strong experience building and shipping iOS apps Confident in Swift, SwiftUI, and managing the full app lifecycle Able to work independently — you know how to get things done Familiar with More ❯

supplemental guidance. We’re looking for an experienced iOS Developer to join us on a fixed term basis and help us build and launch a new mobile app over the coming months. We would like you to work with the team twice a week in our London office. This is ideal for someone who enjoys focused product … work and wants to take an app from idea to App Store in a short time frame. What you'll do: Build core iOS features using Swift, SwiftUI, and UIKit Integrate with REST APIs and handle basic local data persistence Architect scalable components using MVVM (and optionally MVVM-C) Handle basic testing (e.g. XCTest) and help prep for … TestFlight/App Store Collaborate with design, backend, and product teams to deliver exceptional UX Participate in code reviews, technical planning, and mentoring What we're looking for: Strong experience building and shipping iOS apps Confident in Swift, SwiftUI, and managing the full app lifecycle Able to work independently — you know how to get things done Familiar with More ❯

This position does not offer sponsorship Our client is building the next generation of personal finance for the UK — think Cleo or Emma, but powered by real intelligence. Their app connects to users’ bank accounts via Open Banking and uses AI to analyse conversations and transactions to deliver hyper-personalised financial recommendations. They have built the foundations. Now they … take us there. What You’ll Do Own and evolve the product architecture — from Open Banking integrations to AI-driven recommendation systems. Lead development of the mobile app (React Native) and backend (Node.js or Python/FastAPI). Integrate with Open Banking APIs (TrueLayer, Yapily, etc.) to securely connect and manage financial data. Design and implement pipelines … translate complex technical ideas to non-technical founders. Calm, methodical, and collaborative — a natural problem-solver who can manage multiple workstreams (features, tickets, AI, UX) simultaneously. Experience in financial app development or working within regulated fintech environments is a big plus. Why Join Be the technical backbone of a venture-backed fintech at a pivotal moment — scaling from MVP More ❯

check-ins  Candidate should be B.E/B.Tech/MCA in Computers or Equivalent  Experience/skills in any of the following areas will be an added advantage:  Mobile application development  MS Azure  Docker/Kubernetes SC security clearance and experience working on Government projects More ❯

What you will do You will be helping us maintain and grow our Salesforce platform, used by our internal sales & service agents, our customers through our mobile app and online account, as well as prospective customers looking to join us. We use a variety of Salesforce services, including Sales Cloud, Service Cloud, Experience Cloud, Omnistudio & Mobile … Britain's leading network of electric vehicle charging points; we helped Forest Green Rovers become the greenest football club in the world; and we launched Britain's greenest mobile phone service, Ecotalk, where they use the money from their customers' bills to protect and regenerate Britain's lost rainforests. Ecotricity is an equal opportunities employer and is committed More ❯

perfect designs with obsessive attention to detail Collaborate closely with design teams to bring concepts to life with technical excellence Develop and maintain features across our mobile app and Next.js web platform Build robust, scalable solutions that handle our rapidly growing user base Optimize performance and ensure smooth user experiences across all platforms Integrate with AI/… cases, and delightful moments Prototype and iterate on new features with a user-first mindset Contribute to design discussions and provide technical input on feasibility and implementation Continuously improve app retention and engagement through thoughtful UX improvements Requirements Technical Expertise: Expert-level proficiency in JavaScript and relevant frameworks such as Next.js Design Sensibility: Demonstrated passion for exceptional UI/… Developer Hybrid: Someone who thinks like both a developer and an interaction designer Game/Gamification Background: Experience in gamified applications where engagement and user delight are paramount Consumer App Experience: Background building apps that users love and use daily Educational Interest: Passion for education and learning, though specific EdTech experience isn't required Startup Mindset: Thrives in fast More ❯

perfect designs with obsessive attention to detail Collaborate closely with design teams to bring concepts to life with technical excellence Develop and maintain features across our mobile app and Next.js web platform Build robust, scalable solutions that handle our rapidly growing user base Optimize performance and ensure smooth user experiences across all platforms Integrate with AI/… cases, and delightful moments Prototype and iterate on new features with a user-first mindset Contribute to design discussions and provide technical input on feasibility and implementation Continuously improve app retention and engagement through thoughtful UX improvements Requirements Technical Expertise: Expert-level proficiency in JavaScript and relevant frameworks such as Next.js Design Sensibility: Demonstrated passion for exceptional UI/… Developer Hybrid: Someone who thinks like both a developer and an interaction designer Game/Gamification Background: Experience in gamified applications where engagement and user delight are paramount Consumer App Experience: Background building apps that users love and use daily Educational Interest: Passion for education and learning, though specific EdTech experience isn't required Startup Mindset: Thrives in fast More ❯

and Linux CLI Experience with cloud environments (ideally AWS) Bonus Skills (not essential): Python GraphQL/Shopify integrations Unit testing (PHP Unit) Ecommerce platforms (Magento, Shopify, WooCommerce, etc.) Mobile application development Exposure to Machine Learning/AI Benefits 28 days holiday, plus 1 extra day for every year of service Friendly, no-stress working environment with a supportive More ❯

Senior Software Engineer - Unified Client Experience (UCX) Building and deploying scalable, secure, and compliant software at pace. Integrating HL web and mobile apps with existing and new systems to deliver a seamless client experience across a range of products and services. Delivering value iteratively, always focused on customer outcomes and short feedback loops. Creating and visualising application metrics More ❯

coding, testing, and release. Technical Requirements: Next.js: Proven experience building scalable, performant web applications with server-side rendering and API integrations. React Native: Ability to develop and maintain mobile apps across iOS and Android platforms. Web3 (Preferred): Familiarity with blockchain, smart contracts, and decentralised applications is a plus. Strong proficiency in modern JavaScript/TypeScript, component-based architecture More ❯

technical documentation for reference and reporting Requirements and skills • Understanding of C#, ASP.NET MVC/Core/Blazor, Web API, and Entity Framework for backend development. • Understanding of mobile applications development specifically targeting Windows Tablets (UWP, WPF, .NET MAUI). • Understanding of frameworks such as Angular or React to create intuitive and responsive user interfaces. • Familiarity with report More ❯

youll collaborate closely with UX Designers, Product Managers, and Test Engineers. What Youll Bring Essential experience: Proven track record developing stable Android applications for embedded devices (not just mobile apps). Strong Java for Android skills , including associated tools and test frameworks. UI design and implementation expertise. API integration experience. Ability to produce detailed requirements and design documentation. More ❯

clean, efficient, and testable code, deploying across cloud environments. Act as a technical mentor and gatekeeper for production environments. Debug, optimise, and continuously improve performance across web and mobile applications. Requirements for Success: Proven experience working on backend development using Python, with the versatility to work across frontend projects. Solid cloud experience and understanding of cloud architecture. Exposure More ❯

clean, efficient, and testable code, deploying across cloud environments. Act as a technical mentor and gatekeeper for production environments. Debug, optimise, and continuously improve performance across web and mobile applications. Requirements for Success: Proven experience working on backend development using Python, with the versatility to work across frontend projects. Solid cloud experience and understanding of cloud architecture. Exposure More ❯

I'm recruiting for a Senior Full Stack PHP Developer to join a purpose-led tech company that's redefining how people move around cities. Their platforms power mobile apps, websites, and backend systems for transport operators so you'll be working for a company that is genuinely improving lives and communities. You'll be part of a More ❯

Are you passionate about crafting beautiful, intuitive mobile experiences? We’re looking for a Senior Product Designer to join our growing mobile app team and help shape the future of our flagship product. In this role, you’ll take the lead on designing seamless, user-friendly features that delight our users and drive impact. You … ll work closely with cross-functional teams, bringing your deep expertise in mobile UI/UX to life through thoughtful, scalable design solutions. Note that you will need to share your portfolio that showcases your visual design skills, attention to detail, and ability to solve complex UX challenges. What You’ll Do: Own the design process for key … features—from early concepts and wireframes to polished, high-fidelity designs. Design for mobile excellence , applying best practices for iOS and Android to create accessible, high-quality interfaces. Contribute to our design system , ensuring consistency and reusability across the app. Collaborate cross-functionally with product managers, engineers, and other stakeholders to shape product strategy and deliver exceptional user More ❯

Are you passionate about crafting beautiful, intuitive mobile experiences? We’re looking for a Senior Product Designer to join our growing mobile app team and help shape the future of our flagship product. In this role, you’ll take the lead on designing seamless, user-friendly features that delight our users and drive impact. You … ll work closely with cross-functional teams, bringing your deep expertise in mobile UI/UX to life through thoughtful, scalable design solutions. Note that you will need to share your portfolio that showcases your visual design skills, attention to detail, and ability to solve complex UX challenges. What You’ll Do: Own the design process for key … features—from early concepts and wireframes to polished, high-fidelity designs. Design for mobile excellence , applying best practices for iOS and Android to create accessible, high-quality interfaces. Contribute to our design system , ensuring consistency and reusability across the app. Collaborate cross-functionally with product managers, engineers, and other stakeholders to shape product strategy and deliver exceptional user More ❯