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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Front End Engineer - **Company:** Companyinteractive Brokers Group, Inc. - **Location:** London, UK - **Contract:** Permanent contract - **Skills:** JavaScript (Programming Language), Artificial Intelligence, HTML5, Cascading Style Sheets (CSS), Data Structures, Design of User Interfaces, Commercial Software, Responsive Web Design, TypeScript, User-Centered Design, Web Applications, WebSocket, Working Model 2D, ReactJS, Large Language Models, Cypress (Programming Language), Vue.js, Build Management, Webpack, AngularJS, Information Technology, Playwright, Real Time Data, Build Tools, Front End Software Development, React Redux, JestJS - **Published:** October 1, 2026 - **Apply:** https://www.apply4u.co.uk/jobs/front-end-engineer/49716604 ## About the Role central London office (The Walkie Talkie Building) 4 days per week, where you will be pleased to hear we offer lunch every day you are in the office from a selection of vendors.ResponsibilitiesDesign and build scalable web applications within the VueJs ecosystem (VueJs, Vuex, Pinia, Vite, Cypress, webpack)Owning and building high-traffic applications with a focus on speed and user experienceProactively identifying and implementing improvements to architecture, performance and code qualityCollaborating with colleagues and peers to ideate, plan, and organize large-scale projectsContribute and help maintain our company-wide Vue UI Component LibrarySet direction and partner with other frontend engineers to implement new technologiesRequirementsTechnical5+ years of commercial software development experience, with a strong emphasis on single-page application (SPA) developmentDeep, production-level experience with at least one major JavaScript framework - Vue3 (ideally), Angular or React; experience with more than one is a strong plusStrong TypeScript skills; able to design and build robust, well-typed libraries and componentsSolid command of HTML5 and CSS3, including responsive design, accessibility and cross-browser compatibilityExperience with modern front-end tooling: build systems (Vite, rollup), testing frameworks (Vitest, Playwright) and CI/CD pipelinesFamiliarity with AI concepts and tooling - including AI-assisted development, LLM integration in web applications; practical experience is a strong plusA solid grounding in core computer science fundamentals: data structures, algorithms and system designExperience with real-time data (WebSockets, SSE or similar) is a significant advantage in this roleGood to have experience with AG Grid, Prime Vue, UI state management systems such as Pina, Redux, and UI design systems.Soft Skills & Ways of WorkingStrong communicator, equally comfortable in a detailed technical discussion with senior engineers and a user-centered design discussion with product expertsAble to pick up new business domains quickly, asking sharp questions and building understanding fastDemonstrates strong personal integrity and accountabilityOpen to and actively seeks constructive feedbackAcademicA degree in Computer Science, Engineering or a related STEM discipline; a postgraduate qualification is a plusPersonal AttributesA passionate advocate for clean, concise and maintainable codeA natural technical leader who earns the trust and confidence of peersA collaborative team player - confident enough to admit mistakes, comfortable leading and following in equal measure, always willing to learn as well as teachSomeone who thrives in a fast-paced, high-energy environment and takes genuine ownership of outcomesLocation:20 Fenchurch Street, London, EC3M 3BY9am - 6pm, Monday - FridayBenefits:Career support and developmentSalary commensurate with experiencePerformance based discretionary cash bonus schemeDiscretionary stock grantGroup Life Assurance coverGroup Income ProtectionOccupation pension scheme based on Gross earningsHybrid working modelAbove statutory annual leave, increasing with serviceDaily company-paid lunch and healthy snack options throughout the day (when working from the office)Access to Private Medical Insurance, Dental Plan and / or Health Cash Plan*Corporate eventsTravel season ticket loans*Cycle to work scheme*Fitness subsidisation*on successful completion of the probation period #J-18808-Ljbffr ## Description markets. Interactive Brokers has consistently been recognized as a top broker by respected industry sources including Barron's, Investopedia, Stockbrokers.com, and others.The RoleWe're looking for a talented Front-End Engineer to take a hands-on delivery role across our most critical platform initiatives - continuously improving our trading UIs in Vue.You'll be working on technically demanding challenges: building and adapting high-performance JavaScript/TypeScript libraries for real-time browser connectivity, low-latency data parsing, robust error handling, and more. If you're excited by the intersection of complex financial data and exceptional user experience, this role is for you.We are also open to strong server-side engineers with a genuine interest in front-end technologies who are looking to cross-train into a full-stack role - we'll invest in helping you get there.We currently operate a hybrid working model at IBKR, and so you will be able to commute to our fantastic