About this role
Salary: £62,000 - 102,000 per year
Requirements: Formal training or certification on JavaScript concepts and proficient advanced experienceStrong knowledge of JavaScript, TypeScript, and ES6+ syntaxAbility to write testable, clean JavaScript codeFamiliarity with writing unit testsAbility to work in a dynamic, agile environment within a geographically distributed teamAbility to focus on promptly addressing customer needsExcellent written and verbal communication skills in EnglishDemonstrated experience leading effective use of approved AI-assisted software development tools, with the ability to set team expectations for validating AI outputs for correctness, performance, and securityStrong understanding of responsible AI use in engineering workflows, including data sensitivity considerations, secure handling of inputs/outputs, and adherence to resiliency and security expectations; experience coaching engineers on safe, compliant adoption within delivery practicesProficiency in React framework and building applications using React Native in TypeScript or JavaScriptNative application development across Android / iOS in Kotlin / SwiftUnderstanding of REST APIs and GraphQLComfortable working with projects partially or fully using TypeScriptEnd to end testing applications with Detox / Appium / WebdriverIO / PlaywrightExtensive experience in modern web development, including responsive design and performance optimizationHands-on experience with design systems, component libraries, and implementing consistent UI/UX across large-scale applications Responsibilities: Collaborate with cross-functional teams to define, design, and ship new featuresCreate and maintain clean, efficient, and reusable codebaseConduct thorough testing to ensure robustness and reliability of applicationsTroubleshoot and debug issues, ensuring smooth application functionalityCommunicate effectively with stakeholders to gather requirements and provide progress updatesMentor junior developers, providing guidance on best practices and code reviewsStay updated with the latest industry trends and best practices in mobile developmentDrive continuous improvement initiatives to enhance development processes and workflowsDrive team adoption of enterprise-authorized AI-assisted engineering practices within the work environment to improve code quality, delivery speed, and operational outcomesApply knowledge of tools within the Software Development Life Cycle toolchain, including enterprise-authorized AI-assisted development and automation capabilities, to improve the value realized by automation Technologies: AIAppiumAndroidES6GraphQLSupportJavaScriptKotlinMobilePlaywrightRESTReactReact NativeSecuritySwiftTypeScriptWebiOSUX UI DesignCloudMarketingmicroservicesFrontend More:
We are building Chase UK, our digital bank designed to revolutionize mobile banking with seamless journeys that our customers love. We are part of JPMorgan Chase and the International Consumer Bank, operating with a start-up mentality and a flat-structure organization so you can make a real impact. We offer the opportunity to help build the bank of the future from scratch while contributing to a trusted global financial services business. We are an equal opportunity employer and value diversity and inclusion across our global workforce. Our teams support a wide range of functions, and our corporate teams help set our businesses, clients, customers, and employees up for success. This is a full-time role.
last updated 36 week of 2026