11+ Market data Jobs in Mumbai | Market data Job openings in Mumbai

We are seeking a highly skilled React JS Developer with exceptional DOM manipulation expertise and real-time data handling experience to join our team. You'll be building and optimizing high-performance user interfaces for stock market trading applications where milliseconds matter and data flows continuously.

The ideal candidate thrives in fast-paced environments, understands the intricacies of browser performance, and has hands-on experience with WebSockets and real-time data streaming architectures.

Key Responsibilities

Core Development

• Advanced DOM Operations: Implement complex, performance-optimized DOM manipulations for real-time trading interfaces
• Real-time Data Management: Build robust WebSocket connections and handle high-frequency data streams with minimal latency
• Performance Engineering: Create lightning-fast, scalable front-end applications that process thousands of market updates per second
• Custom Component Architecture: Design and build reusable, high-performance React components optimized for trading workflows

Collaboration & Integration

• Work closely with traders, quants, and backend developers to translate complex trading requirements into intuitive interfaces
• Collaborate with UX/UI designers and product managers to create responsive, trader-focused experiences
• Integrate with real-time market data APIs and trading execution systems

Technical Excellence

• Implement sophisticated data visualizations and interactive charts using libraries like Chartjs, TradingView, or custom D3.js solutions
• Ensure cross-browser compatibility and responsiveness across multiple devices and screen sizes
• Debug and resolve complex performance issues, particularly in real-time data processing and rendering
• Maintain high-quality code through reviews, testing, and comprehensive documentation

Required Skills & Experience

React & JavaScript Mastery

• 5+ years of professional React.js development with deep understanding of React internals, hooks, and advanced patterns
• Expert-level JavaScript (ES6+) with strong proficiency in asynchronous programming, closures, and memory management
• Advanced HTML5 & CSS3 skills with focus on performance and cross-browser compatibility

Real-time & Performance Expertise

• Proven experience with WebSockets and real-time data streaming protocols
• Strong DOM manipulation skills - direct DOM access, virtual scrolling, efficient updates, and performance optimization
• RESTful API integration with experience in handling high-frequency data feeds
• Browser performance optimization - understanding of rendering pipeline, memory management, and profiling tools

Development Tools & Practices

• Proficiency with modern build tools: Webpack, Babel, Vite, or similar
• Experience with Git version control and collaborative development workflows
• Agile/Scrum development environment experience
• Understanding of testing frameworks (Jest, React Testing Library)

Financial Data Visualization

• Experience with financial charting libraries: Chartjs, TradingView, D3.js, or custom visualization solutions
• Understanding of market data structures, order books, and trading terminology
• Knowledge of data streaming optimization techniques for financial applications

Nice-to-Have Skills

Domain Expertise

• Prior experience in stock market, trading, or financial services - understanding of trading workflows, order management, risk systems
• Algorithmic trading knowledge or exposure to quantitative trading systems
• Financial market understanding - equities, derivatives, commodities

Technical Plus Points

• Backend development experience with GoLang, Python, or Node.js
• Database knowledge: SQL, NoSQL, time-series databases (InfluxDB, TimescaleDB)
• Cloud platform experience: AWS, Azure, GCP for deploying scalable applications
• Message queue systems: Redis, RabbitMQ, Kafka, NATS for real-time data processing
• Microservices architecture understanding and API design principles

Advanced Skills

• Service Worker implementation for offline-first applications
• Progressive Web App (PWA) development
• Mobile-first responsive design expertise

Qualifications

• Bachelor's degree in Computer Science, Engineering, or related field (or equivalent professional experience)
• 5+ years of professional React.js development with demonstrable experience in performance-critical applications
• Portfolio or examples of complex real-time applications you've built
• Financial services experience strongly preferred

Why You'll Love Working Here

We're a team that hustles—plain and simple. But we also believe life outside work matters. No cubicles, no suits—just great people doing great work in a space built for comfort and creativity.

What We Offer

💰 Competitive salary – Get paid what you're worth

🌴 Generous paid time off – Recharge and come back sharper

🌍 Work with the best – Collaborate with top-tier global talent

✈️ Adventure together – Annual offsites (mostly outside India) and regular team outings

🎯 Performance rewards – Multiple bonuses for those who go above and beyond

🏥 Health covered – Comprehensive insurance so you're always protected

⚡ Fun, not just work – On-site sports, games, and a lively workspace

🧠 Learn and lead – Regular knowledge-sharing sessions led by your peers

📚 Annual Education Stipend – Take any external course, bootcamp, or certification that makes you better at your craft

🏋️ Stay fit – Gym memberships with equal employer contribution to keep you at your best

🚚 Relocation support – Smooth move? We've got your back

🏆 Friendly competition – Work challenges and extracurricular contests to keep things exciting

We work hard, play hard, and grow together. Join us.

Front-End Software Engineer (React, Next.js)

Location: Mumbai, India

Experience: 3+ years

Industry: Fintech / Startup

About MethodTech

At MethodTech, we’re building the next-generation platform for institutional investors, combining cutting-edge technology with advanced quantitative models, real-time analytics, and execution tools. Our goal is to empower institutional investors to make data-driven, informed decisions with ease. You will have the opportunity to work closely with the co-founders and play a pivotal role in shaping the future of MethodTech.

Job Description

We’re looking for a driven and innovative Front-End Software Engineer with expertise in React and Next.js. In this role, you will work closely with the co-founders to design, develop, and scale our platform’s front-end architecture. You’ll take ownership of key front-end decisions, collaborate with back-end teams, and contribute to the overall vision of the product. This is an exciting opportunity to make a lasting impact in a fast-growing startup.

Responsibilities

• Lead front-end development efforts using React and Next.js, delivering high-quality, scalable applications.
• Collaborate closely with the co-founders to define and implement the technical direction of the platform.
• Work alongside the product and design teams to turn ideas and concepts into user-centric features and functionality.
• Write clean, maintainable, and efficient code for the front-end of the platform.
• Optimize the performance and scalability of the application for enterprise use.
• Contribute to the overall architecture and design of the platform to ensure reliability, speed, and scalability.
• Participate in code reviews, mentor junior engineers, and foster a culture of collaboration and learning.
• Stay up-to-date with the latest industry trends, emerging technologies, and best practices.

Requirements

• 3+ years of experience in front-end development with hands-on expertise in React and Next.js.
• Experience with state management tools (e.g., Redux, Context API).
• Familiarity with Django Rest Framework is a plus.
• Excellent problem-solving skills and ability to work independently in a dynamic startup environment.
• Excellent communication skills and comfort working directly with leadership.

Why Join Us?

• Work Directly with Co-Founders: Play a critical role in shaping the product and the company’s technical future.
• Early Impact: Your work will have a direct impact on the company’s success and growth.
• Growth Opportunities: We’re scaling quickly, and there’s a lot of room for personal and professional growth.
• Collaborative Team: Join a team that values innovation, teamwork, and an entrepreneurial mindset.
• Competitive Salary and Benefits: We offer a competitive compensation package to attract top talent.

• Responsible for requirements understanding, propose architecture, detailed design,
• development and timely deliverables with the highest quality standards.
• We are looking for Product creators who can work with minimum inputs from business and are able to deliver products quickly and with quality.
• This person should have worked in Enterprise class product from scratch.
• Start-up experience would be highly desirable.
• Tech Stack: React.js, HTML, CSS, AWS, MySQL, Razor Pay, Google Analytics, SEO, Dev Ops, CI/CD Pipeline

FrontEnd Developer - ReactJs & Angular

Rejolut is among the fastest-growing and award winning Tech companies working on leading technologies namely Blockchain, Machine Learning & Artificial Intelligence, Complex mobile & Web Apps, IoT, etc.Rejolut is a venture-backed company with clients in over several countries namely Malaysia Airlines,gba global,my-earth,biomes, Dlg-hub,etc.

We are looking for Tech geeks having hands-on experience and in love with building scalable, distributed and large web/mobile products and tech solutions. He/She must be an excellent problem solver with passion to self-learn and implement web technologies (frontend + backend). He/She would be responsible for the architecture design, code review, and technology build and deployment activities of the product. 

Responsibilities:

• Proficient in client & server-side JavaScript, HTML5, CSS3 and webpack
• Competent in building single page web applications using Node.js and React Js
• Redux/ Recoil Js for state management
• Universal rendering (Client-side rendering and Server-side rendering)
• Experience with cross-browser, cross-platform, and design constraints on the web
• Experience in developing automated unit and functional tests
• Experience in an agile development process
• Deep knowledge of algorithms and design patterns
• Have a passion for quality and writing clean, readable code that scales and performs well
• Good interpersonal communication skills

Desired Candidate Profile:

• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model

• Thorough understanding of React.js and its core principles

• Experience with popular React.js workflows (such as Flux or Redux)

• Familiarity with newer specifications of EcmaScript

• Experience with data structure libraries 

• Knowledge of isomorphic React is a plus

• Familiarity with RESTful APIs

• Knowledge of modern authorization mechanisms

• Familiarity with modern front-end build pipelines and tools

• Experience with common front-end development tools

• Ability to understand business requirements and translate them into technical requirements

• A knack for benchmarking and optimization

• Familiarity with code versioning tools

Rejolut - As a Career Differentiator

 - We are a young and dynamic team who are obsessed with solving futuristic and evolutionary business problems at scale with the next generation technology like blockchain, crypto and machine learning. Focuses on empowering people across the globe to be technically efficient, making advancements in technology and providing new capabilities that were previously thought impossible.

- We provide exposure to higher learning opportunities so that you can work on complex and cutting edge technology like React, React Native, Flutter, NodeJS, Python, Go, Svelte, WebAssembly. Strong expertise in  blockchain and crypto technology and working with the networks like Hedera Hashgraph, Tezos, BlockApps, Algorand, Cardano.

- We maintain high end transparency with clients and employees as Visibility unlocks Efficiency and trust unlocks Visibility.

- Company is backed by two technology Co-founders, well-versed with consumer applications and their work has been downloaded millions of times and have led teams in leadership positions in companies like Samsung, Purplle, Loylty Rewardz.

Benefits :

> Health Insurance

> Work from Home

> Fast growth and more visibility into the company

> Experience to work on the latest technology

> Competitive Learning Environment with supportive co-workers

> Employee friendly HR Policies

> Paid leaves up to certain limits

> Competitive salaries & Bonuses

> Liberal working atmosphere

> Get mentored by the best in the industry

Schedule:

Day Shift/Flexible working hours

Monday to Friday

• Building of user-facing elements and Integration
• Writing reusable, testable, and efficient code
• Design and implementation of low-latency, high-availability, and real time applications
• Architecting applications and strategizing them to be scalable for traffic.
• Identifying and working on new innovations which can relate to any kind of technology

• 2-3 years of experience with JavaScript, JQuery, Node.js
• Understanding the nature of asynchronous programming and its quirks and workarounds
• Good understanding of front-end technologies, such as HTML5, CSS3, SASS
• Understanding fundamental design principles behind a scalable application
• Understanding differences between multiple delivery platforms, such as mobile vs. desktop, and optimizing output to match the specific platform
• Creating database schemas that represent and support business processes
• Implementing unit tests
• Proficient understanding of code versioning tools, such as Git

Sunday Mobility is hiring for Angular Developer....

Experience: 3 to 5 years

Skills:- Angular 2+, HTML, CSS, Javascript , typescript, git

Notice period- Immediate to 30 days

Immediate Joiners Preferred

• Experience in web technologies (Object-Oriented JavaScript, HTML, CSS) and experience with web standards, including HTML5 and CSS3
• In depth understanding of Angular concepts and structures
• Should have strong debugging skills on Developer Tools of the browser and Working with Cross Browser UI
• Should have solid understanding and experience (at least 1+ years) with Object-Oriented design and development
• Strong verbal and written communication skills
• Proactive attitude to problem resolution
• Ability to work in a fast-paced environment, and manage time efficiently to meet project timelines
• Ability to work well independently, or with remote teams

• Experience in Agile Software Development projects
• Knowledge on how to create modules and libraries with angular and publish it on platform like npmjs.
• Knowledge on Nrwl's developer tools
• Experience in writing Unit Testing cases.
• Capable to perform code reviews and provide code to optimize performance of the application.