Sirin Software vs Cyient: full comparison for 2026
Quick verdict
Sirin Software (4.3/5) edges ahead of Cyient (4.0/5) overall. Sirin Software is the better choice for semiconductor and IoT teams needing deep wireless protocol firmware. Cyient is the stronger option for aerospace and defense programs needing embedded avionics engineering at scale. The right choice depends on your project size, budget, and required tech stack.
Sirin Software vs Cyient: head-to-head summary
| Criterion | Sirin Software | Cyient |
|---|---|---|
| Founded | 2014 | 1991 |
| HQ | Pompano Beach, Florida, USA (R&D in Kyiv and Ivano-Frankivsk, Ukraine) | Hyderabad, India |
| Team size | 11–50 | 15,000+ |
| Rating | 4.3 / 5 | 4.0 / 5 |
| Primary differentiator | Named specialization in wireless stacks (Wi-Fi, BLE, Matter, UWB, NFC, LoRaWAN) across Linux, Zephyr, FreeRTOS, and ThreadX | Aerospace-focused embedded avionics practice (fly-by-wire, autopilot, collision avoidance) backed by acquisitions like CERTON Software |
| Pricing model | Fixed project, staff augmentation | Fixed project, dedicated team |
| Min. engagement | Not disclosed | Not disclosed |
| Primary tech stack | Zephyr, FreeRTOS, ThreadX | Embedded C/C++, DO-178C-aware development, RTOS |
| Industries served | Consumer Electronics, Industrial IoT, Smart home, Semiconductor | Aerospace, Defense, Manufacturing |
Sirin Software vs Cyient: overview
Sirin Software
Sirin Software was founded in 2014, headquartered in Pompano Beach, Florida, with R&D centers in Kyiv and Ivano-Frankivsk, Ukraine, and a team of roughly 30-50 engineers depending on the source. The firm specializes in SDKs, firmware, middleware, and drivers for semiconductor companies and IoT product teams, with named depth in wireless connectivity stacks including Wi-Fi, BLE, Matter, UWB, NFC, and LoRaWAN, and embedded software stacks including Linux, Zephyr, FreeRTOS, and ThreadX. This wireless-protocol depth is Sirin's clearest specialization relative to broader embedded generalists on this list.
Cyient
Cyient was established in 1991 in Hyderabad, India as Infotech Enterprises Ltd and was rebranded to Cyient in 2014. The company delivers engineering services with particular strength in aerospace and defense, including embedded avionics systems such as fly-by-wire, actuation systems, collision avoidance, and autopilot controls, alongside a broader Design-Build-Maintain strategy that has included several acquisitions (including CERTON Software in the avionics software space) over the years. Cyient reports a workforce in the 12,000-15,000+ range across operations in India and the US, with embedded avionics as one specialization within a wider engineering services portfolio.
Services and capabilities: Sirin Software vs Cyient
| Capability | Sirin Software | Cyient |
|---|---|---|
| RTOS firmware development | ✓ | ✓ |
| Embedded Linux (Yocto/BuildRoot) | ✓ | ✗ |
| FPGA programming (Verilog/VHDL) | ✗ | ✗ |
| Hardware & PCB / electrical engineering | ✗ | ✗ |
| IoT connectivity & protocols | ✓ | ✗ |
| Edge AI / on-device ML | ✗ | ✗ |
| Embedded GUI development | ✗ | ✗ |
| Cybersecurity & secure boot | ✗ | ✓ |
| Staff augmentation / team extension | ✗ | ✗ |
Tech stack comparison: Sirin Software vs Cyient
| Framework / platform | Sirin Software | Cyient |
|---|---|---|
| FreeRTOS | ✓ | N/A |
| Zephyr | ✓ | N/A |
| Embedded Linux | ✓ | N/A |
| AUTOSAR | N/A | N/A |
| AWS | N/A | N/A |
| Bluetooth | ✓ | N/A |
| LoRaWAN | ✓ | N/A |
| CAN bus | N/A | N/A |
| Qt | N/A | N/A |
| Verilog | N/A | N/A |
Pricing comparison: Sirin Software vs Cyient
| Criterion | Sirin Software | Cyient |
|---|---|---|
| Minimum engagement | Not disclosed | Not disclosed |
| Engagement models | Fixed project, Staff augmentation | Fixed project, Dedicated team |
| Rate transparency | Not public | Not public |
| Price tier | Mid-market | Mid-market |
Target audience comparison: Sirin Software vs Cyient
| Dimension | Sirin Software | Cyient |
|---|---|---|
| Best company size | Startup to mid-market | Startup to mid-market |
| Best industries | Consumer Electronics, Industrial IoT, Smart home | Aerospace, Defense, Manufacturing |
| Best use cases | Semiconductor companies needing SDK, driver, and middleware development for new silicon, Matter/Thread smart-home products requiring multi-protocol wireless firmware | Avionics programs needing fly-by-wire or autopilot embedded software, Defense engineering programs requiring DO-178C-aware embedded development |
| Typical project type | Fixed project | Fixed project |
Sirin Software vs Cyient: pros and cons
| Sirin Software | |
|---|---|
| + | Named depth across a wide range of wireless protocols (Wi-Fi, BLE, Matter, UWB, NFC, LoRaWAN) rather than a single connectivity stack |
| + | Works directly with semiconductor companies on SDK and driver development, not just end-product firmware |
| + | Combined US headquarters and Ukraine R&D centers balance client-facing presence with delivery cost efficiency |
| - | Reported team size varies by source (11-50 employees), making exact delivery capacity hard to pin down |
| - | Small team size limits capacity for very large, multi-workstream programs |
| - | Public pricing and minimum engagement are not disclosed |
| Cyient | |
|---|---|
| + | Named aerospace avionics specialization covering fly-by-wire, actuation, collision avoidance, and autopilot controls |
| + | Acquisition of CERTON Software added dedicated avionics software engineering depth to the practice |
| + | Rebranded from Infotech Enterprises in 2014 with over 30 years of underlying engineering services history |
| - | Rebranded from Infotech Enterprises Ltd in 2014 — buyers researching the firm's older track record should search under both names |
| - | Aerospace/defense weighting means less relevant experience for consumer or industrial IoT embedded work |
| - | Public pricing, minimum engagement, and exact current headcount figures vary by source and are not officially disclosed |
Who should choose Sirin Software?
A typical fit: semiconductor companies needing SDK, driver, and middleware development for new silicon.
Named specialization in wireless stacks (Wi-Fi, BLE, Matter, UWB, NFC, LoRaWAN) across Linux, Zephyr, FreeRTOS, and ThreadX. Minimum engagement starts at Not disclosed. Works best with clients in Consumer Electronics, Industrial IoT, Smart home, Semiconductor.
Who should choose Cyient?
A typical fit: avionics programs needing fly-by-wire or autopilot embedded software.
Aerospace-focused embedded avionics practice (fly-by-wire, autopilot, collision avoidance) backed by acquisitions like CERTON Software. Minimum engagement starts at Not disclosed. Works best with clients in Aerospace, Defense, Manufacturing.
Decision matrix: Sirin Software vs Cyient
| Your situation | Recommended choice |
|---|---|
| You need full-ownership delivery on a defined project scope | Sirin Software |
| You need a large dedicated team for an ongoing programme | Cyient |
| Your budget is at the lower end | Compare: Sirin Software (Not disclosed) vs Cyient (Not disclosed) |
| You need specialist depth in a specific vertical | Sirin Software |
| You need staff augmentation or team extension | Neither; consider alternatives that offer staff aug |
| You need consulting before committing to a build | Cyient |
Use case fit: Sirin Software vs Cyient
| Use case | Sirin Software fit | Cyient fit | Winner |
|---|---|---|---|
| Semiconductor companies needing SDK, driver, and middleware development for new silicon | Strong | Limited | Sirin Software |
| Matter/Thread smart-home products requiring multi-protocol wireless firmware | Strong | Limited | Sirin Software |
| Avionics programs needing fly-by-wire or autopilot embedded software | Limited | Strong | Cyient |
| Defense engineering programs requiring DO-178C-aware embedded development | Limited | Strong | Cyient |
| Fixed-price build | Limited | Limited | Both equally |
| Staff augmentation | Limited | Limited | Both equally |
Verdict: Sirin Software vs Cyient
Sirin Software (4.3/5) is the stronger overall choice for most Embedded Software projects. Named specialization in wireless stacks (Wi-Fi, BLE, Matter, UWB, NFC, LoRaWAN) across Linux, Zephyr, FreeRTOS, and ThreadX.
Cyient (4.0/5) is worth a look if you need defense engineering programs requiring DO-178C-aware embedded development. If your situation matches that, Cyient is a competitive option.
Related comparisons
Sirin Software vs Cyient FAQ
Is Sirin Software better than Cyient?
Sirin Software (4.3/5) scores higher overall, but "better" depends on your use case. Sirin Software's strongest advantage: named depth across a wide range of wireless protocols (Wi-Fi, BLE, Matter, UWB, NFC, LoRaWAN) rather than a single connectivity stack. Cyient's strongest advantage: named aerospace avionics specialization covering fly-by-wire, actuation, collision avoidance, and autopilot controls.
How do Sirin Software and Cyient differ in pricing?
Sirin Software uses fixed project, staff augmentation pricing with a minimum engagement of Not disclosed. Cyient uses fixed project, dedicated team pricing with a minimum engagement of Not disclosed. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.
Which is better for enterprise: Sirin Software or Cyient?
Cyient is the larger team and typically the better enterprise-scale choice. For very large programmes, verify team size and compliance coverage directly with each company before shortlisting.
What are the main differences between Sirin Software and Cyient?
Sirin Software's primary differentiator is: named specialization in wireless stacks (Wi-Fi, BLE, Matter, UWB, NFC, LoRaWAN) across Linux, Zephyr, FreeRTOS, and ThreadX. Cyient's primary differentiator is: aerospace-focused embedded avionics practice (fly-by-wire, autopilot, collision avoidance) backed by acquisitions like CERTON Software. They also differ in team size (11–50 vs 15,000+), minimum engagement (Not disclosed vs Not disclosed), and primary industries served (Consumer Electronics, Industrial IoT vs Aerospace, Defense).
Verify all details directly with each company before making a decision.