Top 10 IoT Development Companies in India 2026

A sensor on a factory floor is cheap. Making it valuable costs much more.

Data must flow from the device to the cloud, get cleaned, then end up on a dashboard that people actually trust. Firmware needs to be patched over the air. Security must last a decade, not ten weeks. That’s where most IoT projects flounder, and it’s why choosing the right engineering partner can make or break your project.

India plays a big role in getting that work done for international customers. Tata Elxsi, for example, grew revenue 15% year on year to ₹1,055.66 crore in the September 2026 quarter, and won a multi-year contract to build a cloud-based telematics and connected vehicle ecosystem for a leading automotive OEM. Wins like that show how connected-product engineering has moved from pilot to production.

The market has split into two distinct tiers. Large IT and engineering services companies offer scale, proprietary platforms and deep industry resources. Specialists can’t match those resources, but they make up for it with speed, hands-on firmware experience and lower pricing. This guide looks at the top 10 IoT development companies in India for 2026, covering both tiers, with figures pulled from each company’s latest results and disclosures.

Why Businesses Work With IoT Development Companies in India

End-to-End Engineering Under One Roof

Building a connected product means hardware, embedded firmware, connectivity, cloud and apps working as one system. The leading IoT development companies in India cover most, if not all, of those layers, so clients don’t have to stitch together five separate vendors.

Ready-Made Platforms and Accelerators

Some large providers have built their own IoT platforms, such as LTTS’s UBIQWeise or the Infosys Machine Connectivity Framework. Starting from a proven platform can save months of rollout time and reduces risk.

Deep Engineering Talent

India also has deep pools of embedded, cloud and data engineers. That lets clients spin up a project quickly, then scale the team up or down as the product moves from pilot to rollout.

Industry Know-How

Top providers work across manufacturing, automotive, healthcare, energy and utilities. Those sectors call for knowledge a generic software shop may not have, from compliance rules to factory-floor protocols.

Top 10 IoT Development Companies in India at a Glance

Rank	Company	Core segment	Key 2026 figure
1	TCS	Enterprise IoT, energy and manufacturing platforms	FY26 revenue US$30,017 million
2	Infosys	Industrial IoT and smart spaces	FY26 revenue ₹1,78,650 crore
3	Wipro	Connected assets and digital twins	FY26 revenue ₹926.2 billion
4	HCLTech	Device management and connectivity	FY26 revenue US$14.7 billion
5	L&T Technology Services	Consumer and industrial IoT engineering	1,706 patents (end of FY26)
6	Tata Elxsi	Connected vehicles and smart manufacturing	Q2 FY27 revenue up 15% YoY
7	Persistent Systems	Cumulocity and AWS industrial IoT	FY26 revenue up 17.4%
8	QBurst	IoT apps, cloud and analytics	3,500+ professionals
9	Hyperlink InfoSystem	IoT and mobile apps	4,500+ apps delivered
10	IOTTIVE	BLE, firmware and embedded IoT	155+ projects delivered

Top 10 IoT Development Companies in India (2026)

Here’s how the leading names compare, from global IT groups to focused IoT specialists.

1. Tata Consultancy Services (TCS)

TCS, founded in 1968 and headquartered in Mumbai, is India’s largest IT services provider. It posted FY26 revenue of US$30,017 million and had 584,519 employees at year end. Its IoT work runs through enterprise solutions such as TCS Clever Energy, an energy and emissions management system that uses IoT, AI, cloud and a digital twin, along with the TCS Digital Manufacturing Platform and TCS Digifleet.

Scale attracts customers. TCS booked US$40.7 billion in total contract value in FY26, including five mega deals, and its annualized AI revenue passed US$2.3 billion in the fourth quarter. Its 3,000-square-foot Bringing Life to Things Lab in Cincinnati, Ohio, helps clients prototype, test and scale AI, GenAI and IoT solutions for manufacturing, healthcare and life sciences, energy and consumer packaged goods.

Key IoT Solutions
✔ Enterprise IoT for energy and emissions (TCS Clever Energy)
✔ Digital manufacturing and fleet platforms
✔ Digital twins with AI and ML models
✔ Co-innovation labs for prototyping and scale-up

Best for: Large enterprises running multi-country connected operations.

2. Infosys

Infosys was incorporated in Pune in 1981 and is headquartered in Bengaluru. For FY26, it reported revenue of ₹1,78,650 crore, up 9.6%, and had 3,28,594 employees at year end. Its engineering services division covers industrial IoT, intelligent products, smart spaces and digital engineering.

Avasant named Infosys a Leader in its 2025 Internet of Things Services RadarView. Infosys has developed several ready-to-use accelerators, including Connected Ops on Cloud, a cloud-agnostic industrial platform for autonomous factory operations, and the Infosys Machine Connectivity Framework for building edge-to-cloud data pipelines. Infosys signed US$14.9 billion worth of large deals in FY26.

Key IoT Solutions
✔ Industrial IoT and connected factories
✔ Machine connectivity and edge-to-cloud pipelines
✔ Intelligent products and smart spaces
✔ Manufacturing execution systems (MES Nxt)

Best for: Manufacturers that want ready-made industrial IoT accelerators.

3. Wipro

Wipro was established in 1945 and is based in Bengaluru. It reported FY26 revenue of ₹926.2 billion, up 4%, and had 242,156 employees as of March 2026. Its engineering business offers IoT services that tie together machines, sensors and systems for real-time monitoring and predictive maintenance.

Wipro says it has 35+ years of engineering experience, 500+ clients and 6,000+ products engineered. Its IoT services include digital twin integration, edge computing, IT-OT convergence and track-and-trace for supply chains, supported by platforms such as Industry DoT (Design to Operate) and MIQ, its manufacturing intelligence platform. Large deal bookings rose 45.4% to US$7.8 billion in FY26.

Key IoT Solutions
✔ Connected assets and sensor data streaming
✔ Predictive analytics and industrial AI agents
✔ Digital twin integration
✔ Edge computing and IT-OT convergence

Best for: Asset-heavy firms moving to predictive maintenance.

4. HCLTech

Founded in 1991, HCLTech is headquartered in Noida. It reported FY26 revenue of US$14.7 billion, with constant-currency growth of 3.9%, and has more than 227,000 people working across 60 countries. Its IoT product portfolio covers scalable connectivity, automation and secure device lifecycle management.

The portfolio includes UIoT, a unified IoT platform, along with LwM2M device management and zero-touch provisioning for large device fleets. HCLTech booked new deals worth US$9.3 billion in FY26, and its annualized Advanced AI revenue passed US$620 million in the fourth quarter. That mix of device management and AI makes it well suited to telecom and industrial networks.

Key IoT Solutions
✔ Unified IoT platform (UIoT)
✔ LwM2M device management
✔ Zero-touch provisioning
✔ Secure device lifecycle management

Best for: Telecom and industrial operators managing large device fleets.

5. L&T Technology Services (LTTS)

LTTS is a pure-play engineering services provider headquartered in Vadodara, with roots in L&T Integrated Engineering Services, set up in 2006. It reported FY26 revenue of ₹1,09,959 million (US$1,233 million), up 14% in rupee terms, and had 23,830 employees at year end. Its work is grouped into Mobility, Sustainability and Tech.

For connected products, LTTS provides turnkey consumer IoT engineering for smart healthcare, connected homes and retail. Those services run on UBIQWeise, an in-house device-to-cloud platform that supports real-time device onboarding without vendor lock-in. The company held 1,706 patents at the end of FY26, 1,033 of them co-authored with customers, and its large-deal bookings topped US$850 million for the year.

Key IoT Solutions
✔ Turnkey consumer IoT engineering
✔ UBIQWeise device-to-cloud platform
✔ Smart healthcare and connected home products
✔ Product and embedded engineering

Best for: OEMs building connected products that need deep engineering.

6. Tata Elxsi

Founded in 1989, Tata Elxsi is based in Bengaluru. It provides design and technology services to customers in transportation, media and communications, and healthcare. Revenue totaled ₹3,757.4 crore for FY26, and revenue from operations reached ₹1,055.66 crore in the September 2026 quarter, up 15% from a year earlier.

Connected vehicles are a key focus. In Q2 FY27, Tata Elxsi won a multi-year contract from a leading automotive OEM to build a next-generation cloud-based telematics and connected vehicle ecosystem. Its platforms include TETHER AUTO for connected vehicles, TETHER SMP for smart manufacturing and AVENIR, its software-defined vehicle product suite.

Key IoT Solutions
✔ Connected vehicle platforms (TETHER AUTO)
✔ Smart manufacturing (TETHER SMP)
✔ Software-defined vehicle engineering (AVENIR)
✔ Telematics and cloud ecosystems

Best for: Automotive and media companies building connected experiences.

7. Persistent Systems

Persistent Systems was founded in 1990 and is headquartered in Pune. It posted FY26 revenue of US$1,654.4 million, up 17.4%, and has more than 27,500 employees across 18 countries. Its IoT practice runs pilot acceleration programs, commercial-grade rollouts and managed IoT operations.

Persistent deploys Cumulocity as a production-grade IoT core platform through its partnership with Software AG, and builds industrial IoT solutions on AWS services such as IoT Core, Kinesis and SageMaker. It focuses on healthcare, telco IoT, industrial IoT and smart buildings. Brand Finance named Persistent the fastest-growing IT services brand in the world in its 2026 report, and Q4 FY26 was the company’s 24th consecutive quarter of sequential growth.

Key IoT Solutions
✔ IoT pilot acceleration programs
✔ Commercial-grade rollouts on Cumulocity
✔ Industrial IoT on AWS
✔ Managed IoT operations with AI automation

Best for: Mid-to-large firms that want a fast pilot-to-production path.

8. QBurst

QBurst got its start in 2004 as a boutique software development firm and is based at Technopark in Thiruvananthapuram. Led by CEO Arun Ramchandran, it now has more than 3,500 professionals and a presence in 11 countries, and it offers IoT development alongside product and digital engineering.

QBurst lists 150+ active clients and 2,500+ projects delivered. In October 2026, it opened an Abu Dhabi office and joined the Anthropic Claude Partner Network. For connected products, its teams handle the apps, cloud back ends and analytics dashboards that sit on top of devices.

Key IoT Solutions
✔ IoT development
✔ Cloud back ends and data engineering
✔ Analytics dashboards
✔ Mobile and web apps for connected products

Best for: Companies that need the software layer around their devices.

9. Hyperlink InfoSystem

Founded in 2011, Hyperlink InfoSystem is based in Ahmedabad, with offices in the USA, UK, Canada, France and the UAE. The company focuses mostly on mobile and web apps, and IoT app development is part of that work: it builds apps for monitoring and controlling devices.

An April 2026 release says Hyperlink InfoSystem has delivered more than 4,500 apps and 2,600+ websites for over 2,700 clients worldwide. It was also named a leading app development company by AppDevelopmentCompanies.co. Its strength is the app layer, designing the dashboards and mobile apps people use to monitor and manage connected devices.

Key IoT Solutions
✔ IoT app development
✔ Device control and monitoring apps
✔ Mobile and web development
✔ Custom software

Best for: Businesses that need consumer-facing apps for connected devices.

10. IOTTIVE

IOTTIVE is an IoT product engineering company based in Ahmedabad. Founded in 2016, it handles everything from Bluetooth Low Energy and wireless connectivity to embedded hardware and firmware, mobile apps and cloud back ends.

The company says it has completed 155+ projects for 150+ clients across 30+ countries with a team of 35+ professionals. Its case studies include BionicGym and Vertex Golf, and it lists expertise in standards such as IEC 62304, ISO 26262, HIPAA and GDPR. GoodFirms ranks IOTTIVE near the top of its India IoT directory, with a 4.9 rating from 38 reviews.

Key IoT Solutions
✔ Bluetooth Low Energy and wireless design
✔ Embedded hardware and firmware
✔ IoT mobile apps and cloud back ends
✔ Testing, compliance and certification support

Best for: Startups and product teams building BLE devices and wearables.

How to Choose the Right IoT Development Partner

Match the Partner to Your Stack

Figure out what you need from your tech stack. If you’re building custom hardware and firmware, go with a company that has embedded engineers in-house. If the device already exists and you just need apps and cloud services, a specialist in that layer may be enough.

Check the Platform Approach

Ask whether the partner will build on its own platform, a third-party one such as Cumulocity or AWS IoT, or from scratch. A vendor’s own platform is usually fastest but can lock you in, while building from scratch takes the longest and costs the most. Each choice affects cost, speed and how easily you can switch vendors later.

Look Hard at Security

Connected devices are a target for attackers. Make sure you understand how the partner handles encryption, over-the-air updates and device identity, and check that it has worked with standards such as HIPAA or ISO 26262 if your industry requires them.

Ask for Proof at Scale

It’s easy to build ten IoT devices. It’s hard to manage thousands. Ask for references where the partner’s solution is live in production, not just a demo.

Plan for Life After Launch

IoT devices aren’t switched on and left alone. They need firmware updates, monitoring and support for years. Agree on who will run the system after launch, and what it will cost, before you sign.

Frequently Asked Questions About IoT Development Companies in India

Which is the best IoT development company in India?

There’s no single best company for every situation. TCS, Infosys, Wipro and HCLTech are good choices for large programs that span multiple sites. LTTS and Tata Elxsi are particularly strong on connected products that need heavy engineering, while specialists such as IOTTIVE suit hardware startups with smaller budgets.

How much does IoT development cost in India?

It really depends on scope. Directory listings show many specialist IoT development companies in India charging under $25 to $49 an hour, while large IT services firms usually price by project and cost more. Those rates don’t include hardware, certification or cloud running costs.

Which industries use IoT services the most?

Based on the IoT development companies in India profiled here, the top sectors are manufacturing, automotive, energy and utilities, healthcare and logistics.

How long does an IoT project take?

It depends on what you’re building. A pilot on an existing platform moves much faster than a new device with custom hardware that needs certification. Ask any partner for a phased plan with clear milestones.

Conclusion

The top IoT development companies in India now cover the full journey, from sensors and firmware to cloud, analytics and AI. The large firms offer proven platforms and delivery teams around the world, while the smaller specialists make up for their size with speed and hands-on device experience.

The right pick depends on what you’re building, how fast you need it and how you’ll run it after launch. Shortlist two or three firms from this list, ask for production references, and test them on a small, well-defined pilot before you commit.