Robert Half Technology are assisting a global market leading e-commerce organisation to recruit a Mobile Engineer on a 6 months contract basis. Hybrid working - London basedThe Mobile Engineer will build and scale mobile features that support international users and align closely with web and backend systems.RoleThe Mobile Engineer will be responsible for building mobile features for live interactions and purchasing flowsSupporting localisation including language, currency, and regional UXEnsuring parity between mobile and web experiencesIntegrating with backend systems via GraphQLOptimising performance and reliability in real-time environments Key ResponsibilitiesDevelop and maintain mobile features across iOS and AndroidCollaborate with backend and frontend teamsImprove app performance and stabilityContribute to consistent cross-platform user experiencesProfileThe Mobile Engineer will have strong experience with iOS (Swift) and/or Android (Kotlin)Experience integrating with GraphQLAPIsExperience building user experiences tied to transactions, pricing, or eCommerce flows is strongly preferredAbility to work in fast-paced, evolving environments Code-Writing Contribution Delivers production mobile code supporting real-time, localised user experiences.CompanyGlobal market leading e-commerce organisation with offices in LondonHybrid working - London based Salary & BenefitsThe salary range/rates of pay is dependent upon your experience, qualifications or training.Robert Half Ltd acts as an employment business for temporary positions and an employment agency for permanent positions. Robert Half is committed to diversity, equity and inclusion. Suitable candidates with equivalent qualifications and more or less experience can apply. Rates of pay and salary ranges are dependent upon your experience, qualifications and training. If you wish to apply, please read our Privacy Notice describing how we may process, disclose and store your personal data: