20 of 20 Contract Mobile App Jobs in England

AdTech Privacy Technical Analyst

Hiring Organisation
Staffworx Limited
Location
West London, London, United Kingdom
Employment Type
Contract, Work From Home
Fiddler as the main tools. You'll confirm that cookies and equivalent marketing and tracking technologies respect customer consent choices, and you'll help app teams test for themselves. The role has two parts: defining a repeatable self-testing process for delivery teams, and providing second line assurance … interaction, including withdrawal of consent. Intercept and inspect network traffic using Proxyman, Charles Proxy and Fiddler (with Burp Suite as required), working from published app store builds and from test builds. Capture and audit HAR logs to identify tracking calls, identifiers, payloads and third-party endpoints. Use Android Logcat ...

iOS Developer

Hiring Organisation
Sanderson Government and Defence
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £420 per day + Inside IR35
Role Overview We are seeking an experienced iOS Developer to design, develop, and maintain high-quality mobile applications for Apple's iOS platform. You will work closely with product managers, UX/UI designers, backend developers, and QA engineers to deliver scalable, secure, and user-friendly mobile … teams to support automated and manual testing activities. Contribute to continuous improvement initiatives across the development lifecycle. Deployment & Support Support application releases through the App Store. Assist with CI/CD pipeline development and deployment automation. Monitor production applications and address issues proactively. Maintain technical documentation and development standards. ...

Freelance Content Design Lead

Hiring Organisation
Salt
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
Up to £520.00 per day
client project for a global supply chain and logistics company. The role covers the client's customer website and mobile app, used in many countries. You must have agency or consultancy experience. The client will only look at people who have worked agency side for commercial clients. … starting mid to late November. What you'll do Set content standards, terms and design patterns for the website and app Agree how content is written, approved, translated and published with the client's business and product owners Work in agile product teams from discovery through to design, build ...

Mobile Android & iOS Engineer

Hiring Organisation
Ixceed Solutions Ltd
Location
Burgess Hill, West Sussex, South East, United Kingdom
Employment Type
Contract
Contract Rate
From £270 to £320 per day
Firebase , and third-party libraries. Knowledge of architecture patterns such as MVVM/MVI . Experience with Git and version-control workflows. Understanding of app deployment through Google Play Store. OR iOS Developer 5 years of experience in iOS application development. Strong knowledge of Swift and/or Objective … Firebase , and third-party libraries. Knowledge of architecture patterns such as MVVM/MVC . Experience with Git and version-control workflows. Understanding of app deployment through Apple App Store and TestFlight. ...

Senior Flutter Engineer

Hiring Organisation
Rullion Limited
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£650 - £750 per day
sustainable solutions in the UK. We are seeking an experienced Senior Flutter Engineer to join a fast-paced development team delivering high-quality mobile applications. You will play a key role in designing, developing, and maintaining cross-platform applications using Flutter, while contributing to architecture decisions, code quality … best practices. Integrate RESTful APIs and third-party services. Support CI/CD pipelines and automated testing processes. Opportunity to work on innovative mobile products. Collaborative and highly skilled engineering team. Knowledge and Skills: Extensive commercial experience developing mobile applications with Flutter and Dart. Strong understanding ...

Visual Designer

Hiring Organisation
Pontoon
Location
London, United Kingdom
Employment Type
Contract
solutions. Design production assets, infographics, logos, and other elements that captivate and inform. Create engaging digital experiences and user interfaces for web and mobile applications. Infuse excitement into even the most mundane tasks through thoughtful design. Contribute to scaling and refining the existing digital design system. Master storytelling ...

Solution Architect

Hiring Organisation
Teksystems
Location
Yorkshire, United Kingdom
Employment Type
Contract
architect will be involved in two main projects: A payments and multi-currency account project. A proposition that spans from a mobile app to the back-end ledger, including "debit card as a service" and a sub-ledger. The payment-related work is more about payment orchestration ...

Lead Mobile Developer

Hiring Organisation
Sanderson Government and Defence
Location
City of London, London, United Kingdom
Employment Type
Contract
Lead Mobile Developer 2 days a week on-site in London £600-£630 inside IR35 Requires Active BPSS Clearance The Opportunity We are looking for a Lead Mobile Developer to play a key role in delivering secure, mission-critical digital services within the UK Government … Defence sector . Working across complex programmes, you will lead the design, development and deployment of mobile solutions for both iOS and Android platforms, ensuring they meet the highest standards of security, scalability and performance. This is a hands-on leadership role requiring a strong technical background ...

Senior Flutter Engineer

Hiring Organisation
Rullion Limited
Location
South East, United Kingdom
Employment Type
Contract
Contract Rate
GBP 650 - 750 Daily
sustainable solutions in the UK. We are seeking an experienced Senior Flutter Engineer to join a fast-paced development team delivering high-quality mobile applications click apply for full job details ...

Engineering Manager (Java/Mobile/Cross-platform)

Hiring Organisation
IT Human Resources
Location
Sussex, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Software Engineering Manager (Kotlin/Mobile/cross-platform) ITHR Group plc East Sussex, England, United Kingdom (Hybrid) My client is seeking a hands-on Senior Engineering Manager to lead the Back End service layer for a major iOS and Android travel application. Remit Lead delivery … mobile application service layer supporting iOS and Android platforms Provide technical leadership across engineering teams and drive engineering best practices Own architecture, design, development and deployment of scalable Back End services Lead technical governance across development teams, vendors and stakeholders Drive CI/CD, automation and cloud-native ...

Full Stack Software Developer

Hiring Organisation
DCV Technologies Limited
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
Up to £450 per day Hybrid / Inside IR35
seeking a talented Full Stack Engineer to join our multinational technology clients high-performing engineering team building scalable, enterprise-grade web and mobile applications. You will play a key role in developing innovative solutions across both front-end and back-end technologies, collaborating closely with product managers, designers … building robust APIs and scalable backend services. Key Responsibilities Develop and maintain scalable front-end and back-end applications for web and mobile platforms. Collaborate with cross-functional teams to design and deliver intuitive, high-performance software solutions. Write clean, maintainable, and efficient code following software engineering best ...

Full Stack Engineer

Hiring Organisation
DCV Technologies
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £450/day Hybrid / Inside IR35
seeking a talented Full Stack Engineer to join our multinational technology clients’ high-performing engineering team building scalable, enterprise-grade web and mobile applications. You will play a key role in developing innovative solutions across both front-end and back-end technologies, collaborating closely with product managers, designers … building robust APIs and scalable backend services. Key Responsibilities • Develop and maintain scalable front-end and back-end applications for web and mobile platforms. • Collaborate with cross-functional teams to design and deliver intuitive, high-performance software solutions. • Write clean, maintainable, and efficient code following software engineering best ...

iSO Engineer

Hiring Organisation
DCV Technologies
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£425 - £500/day - Hybrid / Inside IR35
this role, your key responsibilities will be to build, test, and deploy iOS applications while collaborating with designers, backend engineers, and product owners. Ensure app responsiveness, performance, and security compliance. Debug and resolve issues across different iOS versions and devices. Contribute to code quality standards, code reviews, and reusable … MVVM, VIPER, or Clean Architecture Proficiency in RESTful APIs, JSON/XML, and third-party integrations Experience with Push Notifications, Background Tasks, App Lifecycle Management Version control with Git/GitHub/GitLab Debugging, performance optimization, and memory management in iOS apps Secondary Skills: Knowledge of Unit/ ...

Mobile Android & iOS Engineer

Hiring Organisation
Ixceed Solutions Ltd
Location
Burgess Hill, Sussex, United Kingdom
Employment Type
Contract
Contract Rate
GBP 270 - 320 Daily
Responsibilities Design, develop, test, and maintain high-quality mobile applications for Android or iOS. Develop clean, scalable, and maintainable code following industry best practices. Integrate REST APIs, third-party SDKs, payment gateways, analytics, and other external services. Collaborate with product managers, UI/UX designers, backend developers ...

Software Developer- mobile

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600.00 - £625.00 per day
Senior Software Developer (Mobile) Location: London- Hybrid Duration: 12 months + Our Client is hiring a Senior Software Developer to help design and build mobile solutions that make a real difference. If you enjoy taking ownership, mentoring others, and delivering high-quality software through agile ways … working, this could be a brilliant next step. What you'll be doing: * Own software architecture and design for mobile applications * Build and deliver full-stack features, working end-to-end with the team * Contribute to Agile/Scrum delivery-planning, building, testing and iterating * Perform code reviews ...

Senior Automation Engineer

Hiring Organisation
Bright Purple Resourcing
Location
Liverpool, Merseyside, North West, United Kingdom
Employment Type
Contract
Contract Rate
£300 - £350 Per day Outside ir35
part of the automation team, you'll be responsible for developing and implementing robust testing solutions to enhance the quality of mobile applications. Your expertise will help streamline testing processes, ensure high standards, and support the delivery of top-tier products. What We're Looking For Extensive experience … MobileAutomation (Maestro prefered) Proficient in Playwright and Typescript for automation scripting Strong background in Mobile automation Experience working within Agile environments Excellent problem-solving and communication skills Ability to work effectively in a collaborative team setting What Youll Bring You've a solid understanding of modern automation tools ...

Quality Engineer - Android/iOS

Hiring Organisation
Spencer Rose
Location
Chester, Cheshire West and Chester, Cheshire, United Kingdom
Employment Type
Contract
Contract Rate
£360/day Inside IR35
Spencer Rose are looking for experienced Quality Engineers with a strong focus on both manual and automated mobile application testing. The successful candidates will be responsible for ensuring high-quality customer experiences across iOS and Android platforms. 6-12 month contracts, ASAP start, located in Chester. Start: ASAP … months Location: Chester - 2 days a week onsite Rate: £360pd Inside IR35 Key Skills & Responsibilities Strong hands-on experience in manual and automated mobile application testing across iOS and Android platforms. Proven expertise in designing and implementing mobile automation frameworks using Appium and/or similar ...

AdTech Privacy Test Analyst

Hiring Organisation
Staffworx Limited
Location
London, United Kingdom
Employment Type
Contract, Work From Home
extends to a wider estate of connected devices and IoT products. Who We Are Looking For Strong AdTech and MarTech knowledge combined with practical app and device testing. You do not need to be a formal QA engineer, but you do need a tester's discipline: structured test cases … consent. Test cookies, SDKs, pixels and equivalent tracking technologies across iOS and Android apps, then connected devices and IoT products. Work from published app store builds where possible, and from test builds where deeper inspection is needed. Traffic Interception & Evidence Intercept and inspect network traffic using Proxyman, Charles Proxy ...

Senior User Researcher

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£418 - £497/day
Senior User Researcher - Mobile Experience Location: Remote Contract Duration: 6 months We are looking for an experienced Senior User Researcher to support high-priority mobile product initiatives for a leading consumer technology organisation.This is a hands-on research role for someone who can independently investigate user … findings into product improvements. You will collaborate with Product, Design, Data Science and Engineering teams to influence product direction and deliver user-centred mobile experiences. Key Responsibilities Plan and conduct end-to-end user research across mobile product initiatives. Lead user interviews, usability testing, concept testing ...

Android Engineer

Hiring Organisation
SCALERS GROUP LIMITED
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
From £500 to £550 per day
London. We are looking for an Android Engineer on a contractual basis to contribute to our clients development of best-in-class mobile apps, working closely with product owners, engineering and Stakeholders to deliver innovative, high-level solutions. Key Responsibilities Develop new features and optimise existing ones … mobile applications, ensuring they meet business and user needs. Collaborate with product owners, stakeholders, and cross-functional teams to deliver quality mobile apps. Participate in technical discussions to ensure solutions are robust, scalable, and fit for purpose. Mentor and guide other engineers to uphold high coding ...