We are seeking a hands-on UI Engineering Lead to shape and deliver the next generation of equities trading applications. This role combines frontend architecture, development, and technical leadership to create intuitive, high-performance trading workflows and a reusable UI platform supporting Equities Modernization.
Key Responsibilities
- Own UI architecture and delivery for modern trading applications, including basket trading, order management, and real-time monitoring.
- Partner directly with traders, product owners, and backend engineers to translate complex workflows into intuitive user experiences.
- Build a shared foundation of reusable components, interaction patterns, and application services that reduces duplication across teams.
- Design responsive, data-intensive interfaces with real-time updates, high-volume grids, and clear handling of connection and application state.
- Establish engineering standards for frontend performance, automated testing, accessibility, security, and production observability.
- Remain hands-on through coding, design reviews, troubleshooting, and delivery of critical capabilities.
- Mentor engineers and drive consistent engineering practices across applications and regions.
- Modernize legacy interfaces incrementally while maintaining business continuity.
Required Qualifications
- Extensive experience delivering production frontend applications, with ownership of architecture and technical delivery.
- Deep expertise in TypeScript, JavaScript, React, HTML, and CSS, including component design and state management.
- Proven experience building complex, real-time, data-intensive user interfaces.
- Strong understanding of browser performance, rendering behavior, asynchronous processing, and frontend/backend integration.
- Experience with streaming APIs, automated testing, CI/CD, and production diagnostics.
- Ability to work directly with business stakeholders and turn ambiguous requirements into practical solutions.
- Demonstrated technical leadership with a strong commitment to hands-on engineering.
Preferred Qualifications
- Experience in equities, electronic trading, OMS/EMS, or other front-office platforms.
- Familiarity with high-performance data grids, desktop interoperability, Deephaven and multi-window trading workflows.
- Experience building shared UI platforms or design systems adopted across multiple teams.
- Familiarity with Java or C++ backend environments and AI-assisted development practices.
Primary Location Full Time Salary Range of $250,000 - $300,000.
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About UsJefferies is a leading global, full-service investment banking and capital markets firm that provides advisory, sales and trading, research, and wealth and asset management services. With more than 40 offices around the world, we offer insights and expertise to investors, companies, and governments.
At Jefferies, we are committed to building a culture that provides opportunities for all employees regardless of our differences and supports a workforce that is reflective of the communities where we work and live. As a result, we are able to pool our collective insights and intelligence to provide fresh and innovative thinking for our clients.
Jefferies is committed to creating and sustaining a workforce that welcomes individuals from all backgrounds to apply. Our employment decisions are made without regard to race, creed, color, national origin, ancestry, religion, pregnancy, age, medical condition, physical or mental disability, marital status, domestic partner status, sex, sexual orientation, gender, gender identity or expression, veteran or military status, genetic information, reproductive health decisions, or any other factor protected by applicable law. We are committed to hiring the most qualified applicants and complying with all federal, state, and local equal employment opportunity laws. As part of this commitment, Jefferies will extend reasonable accommodation to individuals with disabilities, as required by applicable law.
The salary offered will take into consideration an individual’s experience level and qualifications. In addition to salary, Jefferies Financial Group is proud to offer a comprehensive benefits package to eligible, full-time employees or part-time employees, who are scheduled to work at least 30 hours or more per week, including an annual discretionary incentive and retention bonus, competitive employee benefits, including: medical, dental & vision coverage; 401(k); life, accident, and disability insurance; and wellness programs. Jefferies also offers paid time off packages that include planned time off (e.g., vacation), unplanned time off (e.g., sick leave), and paid holidays, and for full-time employees, paid parental leave.
Skills Required
- Extensive experience delivering production frontend applications with ownership of architecture and technical delivery
- Deep expertise in TypeScript, JavaScript, React, HTML, and CSS
- Experience with component design and state management
- Proven experience building complex, real-time, data-intensive user interfaces
- Strong understanding of browser performance, rendering behavior, asynchronous processing, and frontend/backend integration
- Experience with streaming APIs, automated testing, CI/CD, and production diagnostics
- Ability to work directly with business stakeholders and translate ambiguous requirements into practical solutions
- Demonstrated technical leadership and commitment to hands-on engineering
- Experience in equities, electronic trading, OMS/EMS, or other front-office platforms
- Familiarity with high-performance data grids, desktop interoperability, Deephaven, and multi-window trading workflows
- Experience building shared UI platforms or design systems adopted across multiple teams
- Familiarity with Java or C++ backend environments and AI-assisted development practices
Jefferies Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Jefferies and has not been reviewed or approved by Jefferies.
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Strong & Reliable Incentives — Compensation is positioned as competitive with meaningful upside, with potential for significant earnings depending on group performance and strong years. A formulaic, performance-linked bonus model ties payouts to individual fees or P&L, reinforcing a pay-for-results dynamic.
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Parental & Family Support — Family-building support is broad, including primary and non-primary caregiver leave, adoption assistance, subsidized emergency child and eldercare, and a $25,000 stipend for qualified surrogacy, adoption, or fertility support. Added resources like family support programs and parental-leave coaching further strengthen caregiver benefits.
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Wellbeing & Lifestyle Benefits — Lifestyle perks extend beyond standard coverage, including discount programs, commuter benefits, legal plans, charitable matching, and education assistance such as tuition support and scholarships for employees’ family members. Location-specific perks like gym stipends and free cafeteria lunch are also described as available in some offices.
Jefferies Insights
What We Do
Jefferies, the global investment banking firm, has served companies and investors for 60 years. Headquartered in New York, with offices in over 30 cities around the world, the firm provides clients with capital markets and financial advisory services, institutional brokerage and securities research, as well as asset and wealth management. The firm provides research and execution services in equity, fixed income, and foreign exchange markets, as well as a full range of investment banking services including underwriting, mergers and acquisitions, restructuring and recapitalization, and other advisory services, with all businesses operating in the Americas, Europe and Asia. Jefferies Group LLC is a wholly-owned subsidiary of Jefferies Financial Group (NYSE: JEF), a diversified financial services company. More about our company can be found at www.jefferies.com.
