Senior Software Engineer in React/JavaScript

About the role

Join our team at ISS STOXX - Market Intelligence, where you'll be at the forefront of building and maintaining our financial platforms in US, UK and Australia. As a leading provider of critical data, insight, and workflow solutions to global asset managers, insurance companies and distributors in the financial industry, we're committed to driving innovation and excellence. As a Senior Software Engineer, you will take ownership of complex technical projects, guide the development of high-quality code, and mentor junior engineers. You will be responsible for ensuring that the architecture, design, and implementation of our products are scalable and maintainable. You will also play a crucial role in collaborating with cross-functional teams to solve technical challenges and deliver holistic solutions that align with both business needs and technical requirements.

Responsibilities

• Code Quality : Write clean, maintainable, and performant UI code using React.js, ES6+, and TypeScript while adhering to best practices and accessibility standards.
• Contribute to scalable and modular front-end architecture : Build reusable component libraries and collaborate on design systems aligned with business goals.
• Code Reviews : Lead and participate in peer code reviews, ensuring consistency and enforcing high-quality UI standards.
• Cross-Functional Collaboration : Work closely with Product Managers, Designers, QA, and Backend Engineers to implement user-friendly and robust UI features. Translate product and business requirements into functional and aesthetic front-end solutions.
• Leadership : Take ownership of UI projects. Mentor junior developers and promote front-end best practices within the team.
• Continuous Learning : Stay up-to-date with emerging front-end technologies and tools. Evaluate and adopt improvements to enhance productivity and product quality.
• Agile Practices: Participate in Agile ceremonies including sprint planning, daily standups, retrospectives, and backlog grooming to ensure delivery efficiency.
• Business Acumen: Understand the business context of the products and actively contribute to delivering technical solutions that align with both technical and business objectives.
• Global Collaboration: Communicate effectively with global business and technical teams, ensuring alignment on requirements, designs, implementation and timelines.

Requirements

• Experience : At least 7+ years of total and 6+ years of front-end development experience with a strong focus on building scalable web/mobile applications.
• JavaScript/Typescript Expertise : At least 3+ years of experience and proficiency in JavaScript (ES6+), including async/await, de-structuring, arrow functions, and modular programming. Hands-on experience with TypeScript for developing robust and type-safe UI applications.
• React Expertise : 3+ years of experience building applications with React.js using modern concepts like hooks, context, lazy loading, and code-splitting. Familiarity with Redux for managing application state. Familiarity with Webpack, Babel, ES Lint, Prettier, and modern front-end tool chains.
• React Native Experience : Experience building cross-platform mobile apps using React Native is a strong plus.
• User Behavior Analytics : Experience with user behavior analytics tools like Heap or error monitoring with Sentry.
• UI Design Intuition : Good with mobile-first and responsive web design.
• Front-End Testing: Experience with front-end testing libraries such as Jest, React Testing Library, or Cypress is a plus.
• Version Control : Expertise with Git and GitHub/GitLab. Comfortable with branching strategies, pull requests, and resolving merge conflicts.
• CI/CD : Exposure to CI/CD pipelines for front-end deployment (e.g., GitHub Actions, Jenkins, Vercel, Netlify).
• Agile Methodologies : Strong experience with Agile/Scrum software development practices and tools (e.g., Jira, Trello).
• Problem-Solving : Strong analytical skills with a demonstrated ability to identify and solve complex technical problems. Good debugging and troubleshooting skills, especially with browser compatibility and performance optimization.
• Mentorship : Proven ability to mentor junior developers, provide technical guidance, and help guide teams through challenges and upskilling.
• Communication : Excellent interpersonal and communication skills. Able to explain complex technical issues clearly to both technical and non-technical stakeholders.
• Good to have :
• Containerization & DevOps: Experience with containerization (Docker, Kubernetes) and CI/CD pipelines is highly desirable.
• Additional Languages & Frameworks: Knowledge of additional JS frameworks (e.g., Vue, Svelte) or back-end Python Fast API and GraphQL. Familiarity with Lighthouse audits and Core Web Vitals.
• #MIDSENIOR
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• What You Can Ex

Additional Information

Let's be #BrilliantTogether ISS STOXX is actively looking for a Senior Software Engineer in React/JavaScript to join the Mumbai Team (Goregaon East).

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