1 to 25 of 199 Mobile App Jobs in London

Head of Growth, EMEA (mobile app performance & UA — backed by a global network) Location – ideally London-based, remote/hybrid, with regular travel across Europe (1–3 trips per quarter) Salary – £85k DOE + OTE/Commission Plenty of \"go build the region\" sales roles hand … Singular) and core performance KPIs – CPA, ROAS, LTV, retention Strong pipeline management skills, CRM experience (Hubspot desirable) and confidence forecasting revenue Knowledge of in-app advertising Mindset & Approach A demand-generation mindset – comfortable building a pipeline in markets where the brand isn't yet well known, not just working ...

Senior Mobile iOS App Developer A leading retailer are looking for a Senior Mobile App Developer to join their Mobile Team to contribute to the development and evolution of their Mobile App. As the Senior Mobile App … Developer, you will be responsible for building and maintaining the iOS and Android versions of the app, ensuring it delivers a pixel-perfect, performant, and luxury-aligned experience for customers. You will be a high-performing developer who thrives on clean architecture, elegant code collaborative delivery whilst working ...

Description Customer Service Contractor (Subscriptions & App Experience) Remote/Hybrid (UK) Contract: 9 Months ⏱ Start Date: September 2026 (ASAP) Contract Type: Contractor or Fixed-Term Contract £37,000 annual salary About the Role We're looking for an experienced and proactive Customer Service Contractor to help shape and scale … customer experience across a growing subscription-based digital product portfolio, including a mobile app and premium audio subscription offering. This is not a traditional customer service role. You'll be the primary owner of customer operations, responsible for building processes, improving customer journeys, managing incidents, and establishing ...

digital project. This role is distinct from traditional motion graphics, video, or social animation positions. The emphasis is on motion within digital products and app experiences — including UI transitions, interaction patterns, loading states, navigation, scrolling, and underlying motion principles. The ideal candidate will demonstrate strong experience in product … motion or interaction design, preferably within app-based, mobile, technology, or digital product environments. You will be confident presenting your work and articulating how your motion and interaction decisions have been implemented in production. Key Responsibilities: - Designing product-led motion and interaction experiences - Creating UI elements ...

impact of those decisions over time. Think smart portfolio analytics, behavioural insight and thoughtful design, all wrapped into a premium mobile app used by a very engaged client base. You’ll be joining a tight‐knit product and engineering group full of smart, curious people who care … that people love using What they’re looking for 2-4 years in mobile product management on a high‐quality B2C app (fintech/wealth is a bonus, not a must). Premium B2C companies will be considered to Hands‐on experience shipping native iOS and Android ...

offensive security assessments - penetration tests, red-team exercises, and vulnerability research - against Klarna's iOS and Android apps. You’ll reverse-engineer app binaries to surface sandboxing, permission, and platform-security weaknesses before an outside attacker finds them. You’ll test Klarna's mobile apps against … OWASP MASVS and MASTG, and use the results to drive concrete fixes with engineering teams. You’ll evaluate and stress-test app-hardening and RASP protections, working directly with the teams that build and maintain them. You’ll write up what you find in a way engineers ...

Purpose of Position We are looking for an Engineering Manager to lead Team Pegasus, responsible for the Awin Mobile App and its backend platform. Pegasus is part of the Publisher Tribe that builds the experiences publishers rely on every day: discovering opportunities, generating links, tracking performance … , building our Flutter-based mobile application. Pegasus Platform , providing the APIs and backend services that power the mobile app and our publisher web experience. This is a leadership role, not a hands-on coding role, but we expect strong technical depth ...

ROLEA Y Combinator-backed consumer wearable AI startup is hiring a Founding Full-Stack iOS Engineer to own the company's companion iOS app from the ground up. This is a high-ownership, founding-team role at the intersection of consumer hardware, real-time AI inference, and emotional intelligence. … Francisco and London. This role is based in London, with flexibility for hybrid or remote working arrangements.WHAT YOU'LL DO* Own the companion iOS app end-to-end — architecture, development, deployment, and ongoing iteration.* Surface real-time emotional-state outputs from the company's proprietary AI inference model through ...

products, proprietary software and digital content. This role is within the mobile product team which focuses on the Therabody mobile app connecting to devices via bluetooth and providing AI generated recommendations. Responsibilities As a Sr. Product Manager, Mobile at Therabody, you will define … prioritized mobile app roadmap and backlog aligning multiple initiatives with overall business strategy. You will own the complete execution and launch of complex cross-functional app features from strategy through delivery, measurement and continuous improvement. Additionally, you will partner with design, marketing and engineering teams ...

Voop Inc. is building a safer digital future with a focus on mobile safety. We are hiring a Mobile App Engineer to help develop and scale our platform across web and mobile, with a strong emphasis on iOS development using Swift. You will ...

damage smartphones can do to young people, yet almost no one is fixing it. Voop is building the world’s first safe mobile platform — a new kind of network that replaces traditional telcos and installs intelligent protection on any smartphone. By combining network-level controls , device-integrated safeguarding … more in the pipeline. Top-tier backing: Supported by global funds committed to fixing smartphones for good. The Opportunity As a Mobile App Engineer at Voop, you’ll play a pivotal role in developing and scaling our platform across web and mobile. You’ll work closely with ...

About the Job you are considering:We are seeking a highly skilled and experienced Senior Mobile Solution Lead (iOS and Android) to join our Experience Design & Engineering Capability Unit. In this role, you will lead the development of innovative mobile applications, ensuring high performance, scalability … scale.Architect for resilience, performance, observability, accessibility, privacy, offline capability and secure mobile lifecycle management.Ensure alignment with enterprise architecture standards, regulatory expectations and App Store/Google Play requirements.Architecture governance and delivery assuranceProvide architecture leadership from mobilisation through build, test, release and production operation.Run design reviews, manage architecture ...

will also have a lot of impact on our team culture, processes and norms. Taptap Send is a cross-platform mobile app developed with React Native and TypeScript, which talks to a backend service written in Kotlin and backed by a PostgreSQL database, all of which runs … ability to manage conflicting priorities, setting expectations with stakeholders and be a driving force Ideally Experience working on a multi-platform mobile app with a significant volume of traffic High personal code/development standards (code review, unit testing, documentation, etc.) Taptap Values Impact first Team next ...

solutions and make decisions on trade-offs and integration Implement scalable, maintainable solutions across frontend and backend, including features for the mobile app Contribute to engineering best practices and help mentor other squad members Partner with product, design, and other teams to prioritize what drives real impact … this role excites you, we’d still love to hear from you. Nice to haves Experience with React Native and mobile app development This is a senior, high-autonomy role where engineers get to own the lifecycle of features from design through delivery, working in a team ...

community. Please do not contact the recruiter directly. About the Job you are considering: We are seeking a highly skilled and experienced Senior Mobile Solution Lead (iOS and Android) to join our Experience Design & Engineering Capability Unit. In this role, you will lead the development of innovative mobile … resilience, performance, observability, accessibility, privacy, offline capability and secure mobile lifecycle management. Ensure alignment with enterprise architecture standards, regulatory expectations and App Store/Google Play requirements. Architecture governance and delivery assurance Provide architecture leadership from mobilisation through build, test, release and production operation. Run design reviews ...

Starting late September 2026 hedgehog lab is looking for a senior React Native contractor to join us for an immediate mobile app build, starting at the end of September. You will be working with one of our clients, a major UK consumer media business, on a mobile app used by millions of people every month. This is a hands on delivery role from day one. You will own React Native feature work and ship to a tight timeline, so we need someone who can drop in and be productive without a long ramp-up. ...

Bachelor's degree or equivalent practical experience 15 years of people management experience, leading regional/global distributed teams Experience in mobile app ecosystems, digital platforms, or other relevant areas Experience working in a global product, sales, and engineering environment Preferred qualifications: Experience addressing policy, regulatory … legislative issues Experience in mobile app ecosystems, digital platform, multi-functional background, or within a consulting firm Demonstrated relationship-building skills, established network of senior industry relationships and experience in negotiating and closing strategic partnerships and renewals Good business judgment, and the ability to communicate effectively with ...

acceptance, business account services, card issuing, and ePOS systems. Incorporate state-of-the-art technologies to enable offline capabilities, secure data storage, and dynamic app features like push notifications and deep linking. Ensure seamless app upgrades and support internationalization/localization. Collaborate with design and product teams … logic and platform-specific implementations Mobile Development: Strong background in either Android (Kotlin) or iOS development with understanding of mobile app architecture patterns SDK Development: Experience building SDKs, libraries, or frameworks that other developers consume, with focus on API design and developer experience Payment Technology ...

Mobile Security Engineer Location: Bristol/London Working Model: Hybrid - 2 days per week onsite Contract: 6 months, with possible extension Rate: £300/day (Inside IR35) Role Overview We are looking for experienced Mobile Security Engineers to strengthen the security posture of mobile applications across Android and iOS platforms. The successful candidate will have strong hands-on experience in mobile application security, threat modelling, penetration testing, security assessments, and vulnerability mitigation . Key Responsibilities Conduct regular security reviews and assessments of mobile applications. Perform mobile ...

Title: Mobile Security Engineers Location: Bristol/London (Hybrid) Employment type: Contract job Description: Role Overview Experience of Mobile platform security, threat modelling and mitigation techniques Capable of conducting regular reviews of our mobile application security … posture using your hands-on experience. Develop and maintain pen-testing security tools, scripts, policies and procedures In depth knowledge of mobile app security standards (Android/iOS) Desirable knowledge & experience Familiarity with mobile development, DevSecOps tooling, testing and automation frameworks. Have deep knowledge ...

millions of travellers to find and book the best value tickets across carriers, fares, and journey options through our highly rated mobile app, website, and B2B partner channels. Great journeys start with Trainline Now Europe’s number 1 downloaded rail app, with over 135 million monthly … countries. We want to create a world where travel is as simple, seamless, eco-friendly and affordable as it should be. Introducing the Trainline App Platform Team The App Platform team provides the foundations that enable our mobile engineering teams to build, evolve and deliver exceptional ...

millions of travellers to find and book the best value tickets across carriers, fares, and journey options through our highly rated mobile app, website, and B2B partner channels. Great journeys start with the company Now Europe’s number 1 downloaded rail app, with over 135 million … growth in the UK and Europe, now is the perfect time to join us on this high‐speed journey. Introducing the the company App Platform Team The App Platform team provides the foundations that enable our mobile engineering teams to build, evolve and deliver exceptional customer ...

great time to join us. About the role You'd join our Software team. Supporting a react-native multi platform customer mobile app, an react-native android app used by our operations teams, an automated tasking engine, python backend microservices deployed on Kubernetes … modern JavaScript, with real React experience beyond the basics: context, async state, composition patterns Mobile - React Native and shipping to the app stores And whichever your area, we're looking for: Enough range to work confidently outside it. You don't need to be expert everywhere ...

surviving to thriving. About the role You’ll join the APA (Analyse, Predict & Act) team that owns everything customers actually look at: the web app, the mobile app, the metrics engine behind our analytics cards, the scheduled reports, and our AI and MCP services. A typical ...

team: Are you excited to build new technologies that will be instrumental in bringing Expedia Group's evolving brand to life by delivering Native App experiences for millions of users? Come build the future of travel with us! Software Engineers at Expedia Group develop solutions and products that touch … e.g., Jetpack Compose, Coroutines/Flows, Android Studio, Gradle) to build scalable, testable architectures. Awareness of performance and reliability considerations on mobile (app start, scrolling performance, memory, battery) and experience using profiling/monitoring tools to diagnose and fix issues. Comfortable defining and implementing test strategies (unit ...