
Senior Frontend Developer
at The leading source of data and intelligence for the Investment industry. Headquartered in London and with 8 global offices.

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Location: Mumbai
Experience Required: 2+ Years
Job Type: Full-Time
Notice Period: Immediate Joiners
About the Role
We are seeking a skilled and experienced Front-End Developer to join our product engineering team. The ideal candidate must have experience working in a product-based software development company and should have hands-on involvement in e-commerce platform projects.
Mandatory Criteria
- Candidate must be currently working or have prior experience in a product-based software development company
- Candidate must have worked on at least one e-commerce platform project (end-to-end involvement)
Key Responsibilities
- Develop and maintain responsive, high-performance web interfaces using React.js
- Translate UI/UX designs into pixel-perfect, reusable front-end components
- Optimize components for maximum performance and cross-browser compatibility
- Integrate front-end components with backend RESTful APIs
- Collaborate with design, backend, and QA teams to deliver seamless user experiences
- Participate in code reviews, testing, and agile development ceremonies
Required Skills
- Strong proficiency in JavaScript (ES6+), React.js, HTML5, and CSS3
- Experience with state management libraries such as Redux or Zustand
- Solid understanding of responsive design and cross-browser compatibility
- Familiarity with RESTful APIs and API integration
- Knowledge of version control systems like Git
- Understanding of performance optimization, debugging, and front-end testing practices
Headless Development: Lead the frontend development of our Shopify app, including
building new features, revamping existing functionalities, and optimising performance.
User Interface Design: Collaborate with the design team to implement responsive,
pixel-perfect UI components that align with our brand’s aesthetic and provide an intuitive
user experience.
Custom Theme Development: Create and customise Shopify themes to enhance the
visual appeal and functionality of our online store, ensuring compatibility with various
devices and browsers.
Integration and API Management: Work with third-party APIs and Shopify's API to integrate
necessary functionalities, such as payment gateways, shipping solutions, and marketing
tools.
Performance Optimization: Continuously monitor and improve the app’s performance,
ensuring fast load times, seamless navigation, and a smooth user experience.
Collaboration: Work closely with cross-functional teams, including backend developers,
designers, marketers, and product managers, to deliver high-quality solutions on time.
Code Review and Best Practices: Maintain clean, modular, and reusable code. Participate
in code reviews and ensure adherence to best practices in frontend development.
Troubleshooting and Debugging: Identify and resolve issues, bugs, and performance
bottlenecks in a timely manner to ensure a seamless user experience.
Documentation: Create and maintain comprehensive documentation for code, processes,
and development workflows.
Skills: In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
Knowledge of REACT tools including React.js, Redux, Mongo DB,Node.JS
Experience with browser-based debugging and performance testing software.
Work From office only
UI/UX Designer responsibilities include gathering user requirements, designing graphic elements and building navigation components. To be successful in this role, you should have experience with design
software and wireframe tools. If you also have a portfolio of professional design projects that includes work with web/mobile applications, we’d like to meet you.
Scope of Work:
• You will mainly be responsible for developing the frontend side of the web application and enhancing
the user experience through high-level transitions & animations.
• Combine interface design concepts with digital design and establish milestones to encourage
cooperation and teamwork
• Develop overall concepts for improving the user experience within a business webpage or product,
ensuring all interactions are intuitive and convenient for customers
• Collaborate with back-end web developers and programmers to improve the usability
• Work with other developers to ensure that the website is functional and visually appealing.
• Plan the layout of the website.
• Ensure that the website is optimized for various devices.
• Use analytics to test client enjoyment.
• Stay up-to-date on emerging technologies
Essential Requirements:
• Advanced understanding of UI Design patterns and UI Architecture Paradigms
• Expertise in Responsive Web Design and Adaptive Web Designing.
• Solid hands on experience of browser fundamentals, HTML5/CSS3/JavaScript
• Understanding of commonly used frameworks and libraries such as Yii2, Angular, React, Material UI,
bootstrap, high charts, ChartJS and D3
1. Experience in developing web-based applications using React JS 2. React JS, Redux and TypeScript, HTML, CSS and JavaScript 3. Strong interpersonal and written communication skills 4. Willingness to learn and master new technologies 5. Knowledge in Angular or Node JS would be an added advantage.
https://www.linkedin.com/feed/hashtag/?keywords=%23Experience">#Experience:
1. Bachelors/ Master’s Degree & experience in the related field 2. Possess flexibility and adaptability to meet the working environment
● Take part in applications GUI development (including its UI and 3D elements).
● Champion the latest UI technologies using React, SCSS, CSS, JavaScript.
● Be responsible for working with business owners to propose high-quality user
experience solutions for web applications.
● Collaborate with Business Analysis and UI/UX teams to help them to implement use
case scenarios and provide the best customer experience.
● Be responsible for design and implementation of UI components in React.
● Develop web-based user interfaces, applications, and Web Service integration APIs
using REST API.
● Work as a team with backend developers and other front-end developers to provide
full end-to-end solutions.
● Interact with the SQA team to ensure high quality of the software delivered.
● Be responsible for working with the configuration management and administration
teams to provide accurate build and deployment instructions.
● Ensure application development principles, standards, and best practices are followed
for each project.
Skills & Experience:
● Understanding of key design principles.
● Proficiency in HTML, CSS, JavaScript, and jQuery.
● DS & Algo
● Understanding of server-side CSS.
● Experience with responsive and adaptive design.
● Good problem-solving skills.
● Determining the structure and design of web pages.
● Ensuring user experience determines design choices.
● Developing features to enhance the user experience.
● Ensuring web design is optimized for smartphones.
● Building reusable code for future use.
● Optimizing web pages for maximum speed and scalability.
● Utilizing a variety of markup languages to write web pages.
● Maintaining brand consistency throughout the design.
Candidate Requirements
- Strong expertise with HTML, CSS, and writing cross-browser compatible code
- Good understanding of AJAX and JavaScript Dom manipulation Techniques
- Experience with RESTful services
- Experience in JavaScript build tools like grunt or gulp
- Expert in Angular, TypeScript, Angular Material and Server Side Rendering (SSR)
- Hand on and implements complex Angular applications, directives, controllers, services and components, create the same from scratch
- Experience in Third Party integrations like Payment Gateway, Facebook, Gmail and any other Google APIs
- Knowledge of state management tools such, NgRx, Redux
Job Description
- Develop User interfaces for Modern Rich Internet Applications with the latest Front End Technologies Perform product analysis and development tasks of increasingly complex nature which may require extensive research and analysis
- Writing tested and documented JavaScript, HTML and CSS
- Make design and technical decisions for Angular projects
- Ensuring high performance
Responsibilities:
• Build pixel-perfect, buttery smooth UIs across both mobile platforms.
• Leverage native APIs for deep integrations with both platforms.
• Diagnose and fix bugs and performance bottlenecks for performance that feels native.
• Reach out to the open source community to encourage and help implement mission-critical software fixes—React Native moves fast and often breaks things.
• Maintain code and write automated tests to ensure the product is of the highest quality.
• Transition existing React web apps to React Native.









