> Markdown version of [/jobs/ext/3596553-lead-ui-engineer](https://www.wearedevelopers.com/jobs/ext/3596553-lead-ui-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Lead UI Engineer - **Company:** Deloitte T.T.L. - **Location:** United States - **Experience:** Expert - **Salary:** $148,200.0 - $292,300.0 - **Contract:** Permanent contract - **Skills:** Flutter, Continuous Integration, Push Technology, Mobile Application Software, JSON, Ui Patterns, Mockito, Systems Integration, Management of Software Versions, Web Applications, Xamarin, Test-Driven Development (TDD), Large Language Models, Ios Frameworks, Caching, Swift (Programming Language), Technical Debt, Kotlin, AngularJS, Information Technology, Atlassian Tools, Dart, React Native, Restful APIs - **Published:** October 6, 2026 - **Apply:** https://apply.deloitte.com/en_US/careers/Login?jobId=367574 ## About the Role * In depth knowledge of web technologies such as HTML/CSS/JS and how to take wireframes to high fidelity UIs * Strong experience in VCS technologies such as Git as well as peer review tools such as Bitbucket * Experience leading Agile teams specifically scrum and comfortable working in distributed teams * Ability to use Jira and Confluence for product development tracking and management * Knowledge of integration patterns with Rest APIs and MCP servers including mocking approaches, failure handling and caching strategies * Strong knowledge of testing approaches for mobile applications * Familiar with CI/CD approaches for the publishing of both web and mobile applications to beta user groups as well as the Android and iOS app stores * Experience building or integrating generative UI patterns and rendering interfaces from declarative schemas (JSON/DSL) * Experience in producing secure applications Preferred: * Existing experience with the Dart programming language or Flutter SDK. * Familiarity with the Fastlane deployment tool * Experience with schema-driven or server-driven UI frameworks, including versioning and backward compatibility, in systems where an LLM or agent selects the component or flow to render at runtime * Strong verbal and written communications, adept at explaining complex technical concepts and sharing your knowledge with technical and non-technical audiences * Interest in all digital consumer interaction models, from web to mobile to push notifications to emerging HCI channels * Passionate about test-driven development, clean code, test automation, and continuous deployment * Passion and experience for identifying and providing feasible solutions for reducing technical debt and can directly execute improvements across the stack, Required: * Bachelor's Degree in Engineering, Computer Science, or related field. * 5+ years of experience in development of mobile app and/or web applications in either Swift, Kotlin, React Native, Angular or Xamarin. Flutter experience preferred however training can be provided. * Ability to travel <10%, on average, based on the work you do and the clients and industries/sectors you serve. * Must be legally authorized to work in the United States without the need for employer sponsorship, now or at any time in the future. Preferred: * Previous experience in the development of banking experience or financial services applications. ## Description The BankingSuite team is looking is looking for a Lead UI Engineer with a passion for innovation and the experience to launch a high-quality digital banking product as part of a FinTech startup team. You'll work closely with our CPO/CTO, Head of Product, Tech Leads, and UI engineering team to build apps that end users engage with, while improving consumer financial health and/or B2B banking client profitability. Recruiting for this role ends on 10/31/2026. Work you'll do * Hands-on technical design and build of our applications for iOS, Android and Web * Create innovative and industry-leading applications for existing or new financial service offerings, collaborating with team members to define the technical design and POC new concepts * Drive the creation of experiences that calls the industry to recognize BankingSuite as a leader in fintech and as the "go-to" platform for digital banking transformation * Lead and mentor the global BankingSuite UI team * Create high-quality and error-free apps with technical consistency * Produce coherent technical design deliverables that solve BankingSuite's most challenging application architecture problems, such as and flexibility and accuracy in supporting multiple tenants on a complex fin-tech platform * Adhere to software quality and efficiency measurement standards