Senior React Engineer - Fintech Platform (Hybrid)

Hargreaves Lansdown PLC; Greater London; Hybrid; GBP 90,000 - 120,000; Full time

Benefits offered by this job

Discretionary annual bonus

25 days holiday + bank holidays

Hybrid working

Pension up to 11%

Private medical insurance

Health care cash plans

Wellbeing support

Volunteer days

Job summary

Hargreaves Lansdown is hiring a senior frontend engineer to design, develop, and maintain a high‑quality React application. You will work with product, design, and backend teams to deliver features end‑to‑end, champion best practices, and contribute to architectural decisions.

We expect 8+ years in web development with strong React and TypeScript skills, plus mentoring experience. The role supports hybrid working with flexible arrangements in the UK.

Qualifications

• 8+ years of professional web development experience.
• Strong React and TypeScript expertise.
• Experience mentoring engineers.
• Security-conscious frontend development.
• Experience with testing and code reviews.
• Familiarity with micro-frontend concepts is a plus.

Responsibilities

• Build and maintain a high-quality React application.
• Integrate with RESTful and GraphQL APIs.
• Diagnose, debug, and resolve issues across the stack for reliability.
• Participate in code reviews to improve quality.
• Collaborate with designers, PMs, and QA end-to-end.
• Promote best practices and architectural decisions.

Skills

React

TypeScript

Hooks

State management

Code reviews

Mentoring

REST/GraphQL APIs

Testing (Jest/RTL/Cypress)

Security

Agile

Tools

AWS

Job description

Hargreaves Lansdown is hiring a senior frontend engineer to design, develop, and maintain a high‑quality React application. You will work with product, design, and backend teams to deliver features end‑to‑end, champion best practices, and contribute to architectural decisions.

We expect 8+ years in web development with strong React and TypeScript skills, plus mentoring experience. The role supports hybrid working with flexible arrangements in the UK.