726 to 750 of 828 Mobile App Jobs in England

Artificial Intelligence (AI) Offensive Security Analyst

Hiring Organisation
Citigroup
Location
London, United Kingdom
Salary
£ 80 K
scenarios.What You'll Work OnTesting AI applications and agents. GenAI applications, agentic systems, and LLM-backed products require testing that goes beyond standard web app methodology. Prompt injection, indirect injection, retrieval poisoning, tool misuse, sensitive data extraction, unsafe delegation, these are real attack classes with real business impact. … points in the build process.What We're Looking ForSecurity Testing ExperiencePractical experience running penetration tests or vulnerability assessments against web applications, APIs, or mobile applications. Alternatively, Red Team experience running adversary simulations as an operatorFamiliarity with common security testing tools: Burp Suite, nuclei, nmap, or similarWorking knowledge ...

Brand Technology Manager

Hiring Organisation
Compass UK & Ireland
Location
Birmingham, West Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
customer experience, improving operational efficiency, and supporting business growth. Working closely with operational and technology teams, you'll drive the adoption of EPOS, mobile apps, kiosks, digital ordering, loyalty platforms, AI solutions, and other emerging technologies. This hybrid role involves regular site and client visits, supporting business transformation … range of benefits to keep you happy. Personal Development and Training opportunities Life assurance scheme Pension scheme Holiday allowance Access to Healthcare Support App which includes Annual health check, Digital GP, Mental Health Consultations, Nutritional Consultations, Second Medical Opinion Eye care A great wellbeing strategy - including access ...

Assessments & Exercises - Vice President - Pen Testing

Location
Greater London, England, United Kingdom
qualifications, capabilities, and skills 5+ years of experience in conducting manual penetration tests against a wide variety of applications and technologies including web, mobile and thick clients, internal and external facing infrastructures, cloud Foundational knowledge of cybersecurity organization practices, operations, risk management processes, principles, architectural requirements, engineering … Public cloud environments like AWS, Azure and GCP with proficiency in at least one platform. Experience in reverse engineering standalone, thick client and mobile applications. Proficiency in security concepts for both Windows and Unix-like Operating Systems. Experience in source code review and/or building software with ...

Senior Android Engineer

Hiring Organisation
Randstad Technologies Recruitment
Location
Manchester, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550/day
will work in a cross-functional squad alongside Product, Design, Data, and Backend Engineers to design, test, and ship high-impact native mobile features. Key Responsibilities Design, build, and maintain scalable native Android apps using Kotlin and Jetpack Compose . Implement A/B tests and product experiments … unit/UI tests and participate in technical design and code reviews. Partner with cross-functional teams to translate complex requirements into seamless mobile features. Key Requirements Technical Stack: Strong commercial experience with Kotlin , Jetpack components, Jetpack Compose, and Dependency Injection (Hilt/Dagger). Architecture & Patterns: Deep ...

Senior Android Engineer

Hiring Organisation
Randstad Technologies
Location
Manchester, Lancashire, United Kingdom
Employment Type
Full-Time
Salary
£500.00 - £550.00 per day
will work in a cross-functional squad alongside Product, Design, Data, and Backend Engineers to design, test, and ship high-impact native mobile features. Key Responsibilities Design, build, and maintain scalable native Android apps using Kotlin and Jetpack Compose . Implement A/B tests and product experiments … unit/UI tests and participate in technical design and code reviews. Partner with cross-functional teams to translate complex requirements into seamless mobile features. Key Requirements Technical Stack: Strong commercial experience with Kotlin , Jetpack components, Jetpack Compose, and Dependency Injection (Hilt/Dagger). Architecture & Patterns: Deep ...

QA Engineer – Fintech Selenium Java

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 80 K
related customer complaintsWork with product to ensure product requirements cover qualityThis is a greenfield project working in conjunction with another team building a mobile application.The QA Engineer Must have:At least 2 years of software testingSeleniumJavaYou are organized, pay attention to detail, and a great communicatorQuality inspection … testing experienceQuality planning, execution, and recording experienceRegression testing planning and executionStrong mobile and desktop user skillsKnowledge of tools, concepts and methodologies of QAKnow when to use different QA techniquesThe environment is that of Facebook or Google, relaxed open with time to think and make the right decisions. ...

Senior Software Engineer (Rostering)

Location
Birmingham, England, United Kingdom
Totalmobile , we are passionate about improving work and the lives of mobile workers. As the UK leader in Field Service Management (FSM), we support over 1,000 organisations and 500,000 workers, helping them transform the delivery of field services and achieve an exceptional return on investment. With … software development principles and best practices. Desirable Skills and Experience Familiarity with WinForms and WebForms. Experience with Azure cloud technologies. Experience with Mobile application development and deployments Previous involvement in large-scale software migrations or transformations. Why Join Totalmobile? Be part of a team driving a transformative project ...

Content Design Manager

Hiring Organisation
RedCat Digital
Location
London, United Kingdom
Salary
£ 80 K
play a pivotal role within the digital customer experience team, owning the creation of world-class content and delivering transformative solutions across web, mobile apps, agent tools, and customer communications. You’ll lead Agile teams, drive content strategy, and be accountable for delivering outcomes that meet both customer … adoption of AI and LLM tools within content design workflowsTake accountability for delivery, managing risks and maintaining qualityProductOwn end-to-end content strategies and app-first experiencesLead UX writing and system-level thinking across complex journeysIntegrate AI into personalised, scalable content experiencesDefine and validate information architecture and navigationEstablish scalable ...

Senior Software Engineer (Java)

Location
Greater London, England, United Kingdom
owned some of the most loved and profitable products in the world, delivered transaction platforms operating at massive scale, created beautiful mobile applications - and built things that have changed the lives of millions of people. We don't believe in 9-to-5 and we don't believe … latest tools and technology A world-class team that will challenge and grow your skills The opportunity to help build the best fintech app in Latin America Office Policy: 3-4 days a week in-office #J-18808-Ljbffr ...

Android Engineer

Hiring Organisation
EUROPEAN SOFTWARE SOLUTIONS (UK) LIMITED
Location
Burgess Hill, West Sussex, South East, United Kingdom
Employment Type
Permanent
Salary
£70,000
Android Engineer Description We are looking for an Android Engineer to work on mobile applications that are used bycardholders around the world. We want someone with strong technical skills and creativity; someone who enjoys solving tough problems and working with innovative technologies. This person should … Actions Circle CI Espresso & JUnit Test Fakes WireMock Android candidate must be very strong in Java and Kotlin environments,along withother tech like mobile and iOS. They need hands-on experience as a developer, not a lead ( codingis must ...

.Net Developer - PerfectDraft

Hiring Organisation
10 Barrel Brewing Company
Location
London, United Kingdom
Salary
£ 70 K
volunteer days a year to support your local communityLife assurance & charitable givingAbout the Team: PerfectDraft builds a connected home beer ecosystem spanning hardware, mobile apps, cloud services, and eCommerce. Our engineering team delivers a reliable, high-quality product at global scale, solving complex challenges across IoT and distributed … platform. This is a London, office-based role.Duties & Responsibilities:Build and maintain APIs and backend servicesWork with databases and data modelsCollaborate with frontend, mobile, and embedded teamsWrite clean, maintainable, and tested codeWho we’re looking for: Experience with C# and .NET, with a solid understanding of APIs ...

.Net Developer - PerfectDraft

Location
Greater London, England, United Kingdom
year to support your local community Life assurance & charitable giving About the Team: PerfectDraft builds a connected home beer ecosystem spanning hardware, mobile apps, cloud services, and eCommerce. Our engineering team delivers a reliable, high-quality product at global scale, solving complex challenges across IoT and distributed systems … London, office-based role. Duties & Responsibilities: Build and maintain APIs and backend services Work with databases and data models Collaborate with frontend, mobile, and embedded teams Write clean, maintainable, and tested code Who we’re looking for: Experience with C# and .NET , with a solid understanding of APIs ...

Full Stack Developer

Hiring Organisation
Lewis
Location
London, United Kingdom
Salary
£ 70 K
Head of Development, within an expanding team, this role works alongside other digital creatives and developers to devise visually arresting and engaging websites, mobile applications and e-campaigns. Campaigns that will surprise and delight users, exploiting cutting edge development techniques and methods.You will live and breathe development … HTML/CSS3/SASS practices that support responsive design, progressive enhancement, SEO best practices, W3C and accessibility standards across both desktop and mobile web.Additional requirements· 2+ years development experience· Experience with modern front end frameworks like React and NextJs.· Understanding of back-end programming concepts· Previous Experience ...

Mobile Security Engineer - Android & iOS Expert

Location
Greater London, England, United Kingdom
Starling Bank is seeking a highly skilled Mobile Security Engineer to design, build, and maintain security for our Android and iOS mobile applications. You will collaborate with cross-functional teams to implement robust security controls and ensure our customers' data remains protected. The role requires deep … mobile security expertise, experience with Swift and Kotlin/Java, and a strong understanding of cloud security and cryptography. Hybrid working in London. #J-18808-Ljbffr ...

Mobile Analytics SDK Engineer II (Kotlin/Swift)

Location
Welwyn Garden City, England, United Kingdom
Tesco Technology is seeking a mobile analytics engineer to design, build and maintain a shared analytics library for native mobile apps, with focus on Kotlin for Android and Swift for iOS. You will create reusable SDK components and collaborate across Android, iOS, Product and Data teams ...

Senior Mobile Engineer - End-to-End & AI Features

Location
Greater London, England, United Kingdom
Fuse Energy, LLC in London is seeking experienced Mobile Engineers to join a small, high-ownership team. You will own features end-to-end, from customer-facing product to internal tools, shipping consumer-facing AI features on mobile using Swift or Kotlin across iOS and Android. … work with a tight team to design and deliver polished, scalable mobile apps, collaborating with designers and backend engineers, and taking responsibility for code quality, testing, and production readiness in a #J-18808-Ljbffr ...

Senior UX Copywriter, Automotive Mobile Apps

Location
Greater London, England, United Kingdom
part of WPP, is seeking a Senior Copywriter focused on UX and in-app content to join the automotive App Operations team. You will craft clear, concise microcopy, onboarding flows, and notifications to guide users across mobile experiences while ensuring brand voice and CX consistency. … will collaborate with UX/UI designers, product managers, and developers to deliver compelling app content, conduct usability testing, and iterate on copy strategies that reduce friction and improve #J-18808-Ljbffr ...

Android Engineer ( Kotlin )

Hiring Organisation
Aston Carter
Location
London, United Kingdom
Employment Type
Contract
PAYE/£350 via Umbrella per day Location: London- Hybrid 3 days/week Overview A major banking company are looking for a Mobile Android Engineer to work on mobile applications that are used by tens of millions of their cardholders around the world. They want … able to dive deep and rapidly iterate on ideas with your team despite some ambiguity. Skills Strong Kotlin proficiency Experience working on modern app architecture (MVVM, Jetpack Compose, distributed app structures, migrated codebases, modularised apps) Moderate to intermediate AI tooling adoption (Experience using AI in engineering workflows) Nice ...

Senior Android Engineer: Build Scalable Mobile Apps

Location
Greater London, England, United Kingdom
Navan is seeking a Senior Android Engineer to design, build, and enhance our mobile applications in the business expense management space. You will collaborate with an international team of engineers and domain experts to deliver high-quality features, lead complex projects, and set technical direction for our Android ...

Hybrid Digital Apps Developer (Web & Mobile)

Location
Greater London, England, United Kingdom
Experis - ManpowerGroup is seeking a Digital Application Developer in London to design, build and enhance modern web and mobile applications. The role involves contributing to the full software development lifecycle and collaborating with product, design and engineering teams to deliver secure, scalable digital solutions. You will work ...

Mobile Security Engineer - Protect iOS & Android Apps

Location
Southampton, England, United Kingdom
Starling Bank is seeking a Mobile Security Engineer to design, build, and maintain security for our Android and iOS mobile applications. You will collaborate with cross-functional engineering teams to implement robust security controls and enhancements across the mobile development lifecycle. The role requires … deep knowledge of mobile platform security, cryptography, and cloud technologies, with a focus on proactive threat detection and secure code practices. #J-18808-Ljbffr ...

Senior Go Backend Engineer for Mobile Cloud Services

Location
City Of London, England, United Kingdom
City of London is seeking an experienced Go Backend Developer to design, develop and maintain backend services powering mobile applications for iOS and Android. You will work with cross-functional teams to deliver scalable, secure platform services supporting millions of users. The role requires 8+ years ...

Lead React Native Mobile Engineer | Cloud & CI/CD

Location
Nottingham, England, United Kingdom
Prcinfotech is seeking a Full Stack Developer/React Native specialist to design, build, and optimize cross‐platform mobile applications. You will collaborate with product, success, and engineering teams to deliver scalable, high‐quality software with a strong focus on user experience. You’ll drive ...

iOS Software Engineer III — FinTech & Mobile Apps

Location
Greater London, England, United Kingdom
quality code with tests. The role emphasizes collaboration within the iOS squad and wider Engineering department, with a focus on scalable, well-architected mobile solutions. You will work with UIKit, SwiftUI and modern iOS architectures, participate in code reviews, and #J-18808-Ljbffr ...

CTL Web Application Penetration Tester (CCT App/CSTL App)

Hiring Organisation
Akkodis
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
opportunity to join a growing boutique organisation. Previous experience within Security Testing is a bonus You should be able to demonstrate the following: *Mobile Apps Pen Testing - Android/iOS (Bonus) *Infrastructure - Internal/External (Desirable) *Red Teaming (Bonus) *Web Application (Desirable) Modis International Ltd acts ...