Senior Lead Frontend Dev at LSEG, India

Company London Stock Exchange Group
Location India
Salary 25-40 LPA (est.)
Experience
Type full_time

Overview

We are seeking a Senior Lead Frontend Developer to join our Customers Identity & Access Management team at London Stock Exchange Group (LSEG) in India. As a Senior Lead Frontend Developer, you will play a pivotal role in maintaining and evolving our JavaScript SDK, a critical interface that enables secure authentication and seamless integration of our Authentication into client applications across to our customers.

Responsibilities

  • Lead the development and maintenance of our JavaScript SDK, ensuring it meets the highest standards of quality, security, and performance
  • Design and implement new features and enhancements to the SDK, collaborating with cross-functional teams to ensure seamless integration
  • Ensure the SDK is secure, reliable, and scalable, with a focus on developer experience and security-focused frontend engineering
  • Collaborate with the engineering team to resolve complex technical issues and improve the overall quality of the SDK
  • Develop and maintain technical documentation, guides, and tutorials to support the adoption and usage of the SDK
  • Stay up-to-date with industry trends, emerging technologies, and best practices in frontend engineering, applying this knowledge to continuously improve the SDK and related technologies

Requirements

  • 8+ years of experience in frontend engineering, with a focus on JavaScript, HTML, CSS, and related technologies
  • Strong expertise in JavaScript SDK design, development, and maintenance, with a deep understanding of security and performance considerations
  • Experience with modern frontend frameworks and libraries, such as React, Angular, or Vue.js
  • Strong understanding of security principles, including authentication, authorization, and data encryption
  • Excellent communication, collaboration, and leadership skills, with the ability to work effectively with cross-functional teams

Benefits

As a Senior Lead Frontend Developer at LSEG, you will have the opportunity to work on a critical and high-impact project, with a competitive salary range of 25-40 LPA. You will also be part of a dynamic and talented team, with opportunities for professional growth and development.

Apply

If you are a motivated and experienced frontend engineer, with a passion for JavaScript SDK development, security-focused frontend engineering, and leadership, we encourage you to apply for this exciting opportunity. Please submit your resume and a cover letter, outlining your experience and qualifications for the role.

Ready to apply?

Apply Now

Posted via Job Agent · July 25, 2026

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