Senior Frontend Developer

This is a hybrid role (3 days in the office/2 days remote).About Your Team:

Join our UI brokerage Web Application Engineering team! We build application UIs with web technology that ship inside IBKR's native trading platforms. The majority of our work is embedded directly into the desktop and mobile clients, where it runs seamlessly as part of the native experience, alongside our client-facing web application. We work in a micro frontend architecture built on Vue 3 and Type Script, which lets us ship independently deployable apps across multiple host platforms.

We use AI-assisted and agentic development heavily and are actively building it into our standard engineering practice, with coding agents and AI tooling as part of the team's daily work.

What will be your responsibilities within IBKR:
Design and build scalable web applications within the Vue Js ecosystem (Vue Js, Vuex, Pinia, Vite, Cypress, webpack)
Owning and building high-traffic applications with a focus on speed and user experience.

Collaborating with colleagues and peers to ideate, plan, and organize large-scale projects.

Contribute and help maintain our company-wide Vue UI Component Library Set direction and partner with other frontend engineers to implement new technologies

Work with a team of intelligent, intense and fast-moving co-workers. Which skills are required:

Bachelor’s or Master’s Degree in Computer Science or related area5+ years of commercial software development experience with an emphasis on single-page web app development

Hands-on experience with at least one JavaScript framework - React.js/Vue.js/Angular.js (we are Vue.js fans, so Vue.js is a plus!)AI/Agentic Development — must be fluent with Claude Code or similar agentic dev tools; applied AI experience (agents, MCP, AI features in production) is a strong plus Highly proficient in JavaScript, HTML, CSS/LESSMaintain high code quality standards, functional specification documentation, and deliverables.

Experience integrating 1st and 3rd party APIsExperience working with webpack and ViteA proactive and enthusiastic attitude and technical orientation are required. The ability to pay attention to detail

Company Benefits & Perks Competitive salary, annual performance-based bonus, and stock grant awards
401(k) retirement plan with competitive company match

Excellent health and wellness benefits, including medical, dental, and vision benefits. 100% employer-paid medical premiums, with generous employer contributions to dental & vision plans as well.

Wellness screening and assessments, health coaches, and counseling services through an Employee Assistance Program (EAP)
Generous paid parental leave (up to 16 weeks paid parental leave for eligible employees)
Company-paid basic life insurance, accidental death & dismemberment (AD&D), and short- and long-term disability coverage

Flexible Spending Accounts (Healthcare, Dependent Care, and Commuter FSAs)
Quarterly fitness stipend to offset costs associated with traditional gym and fitness memberships or fees Education reimbursement and professional development opportunities

Legal services, telehealth access, and voluntary insurance options

Backup child and adult care support through Care.com Daily lunch allowance and fully stocked kitchen with healthy breakfast and snack options