Best IoT Development Companies

SoftServe vs Sigma Software: full comparison for 2026

Quick verdict

SoftServe (4.0/5) edges ahead of Sigma Software (4.0/5) overall. SoftServe is the better choice for cloud IoT platforms and digital twins. Sigma Software is the stronger option for embedded and cloud teams under Swedish ownership. The right choice depends on your project size, budget, and required tech stack.

SoftServe vs Sigma Software: head-to-head summary

Criterion SoftServe Sigma Software
Founded 1993 2002
HQ Austin, United States and Lviv, Ukraine Stockholm, Sweden and Kyiv, Ukraine
Team size 10,000+ 2,000+
Rating 4.0 / 5 4.0 / 5
Primary differentiator Cloud partner depth and large teams for IoT data platforms Scandinavian governance with Ukrainian and Polish embedded engineers
Pricing model Dedicated team, time and materials, managed service Time and materials, dedicated team, fixed price
Min. engagement Not published Not published
Primary tech stack AWS IoT, Azure IoT, Google Cloud Embedded C/C++, Embedded Linux, AWS IoT
Industries served Industrial equipment, Healthcare, Energy, Retail Automotive, Telecoms, Healthcare, Energy

SoftServe vs Sigma Software: overview

SoftServe

SoftServe began in Lviv in 1993 and is co-headquartered in Austin, Texas, with about 13,100 employees in 2025 by Revelio Labs' estimate. Its IoT work is mostly on the cloud and data side: device management, analytics and digital twins on AWS, Azure and Google Cloud. Embedded engineers are available, but they are a small part of the business. Delivery comes mainly from Ukraine, Poland, Bulgaria and Latin America.

Sigma Software

Sigma Software was founded in 2002 and is part of the Swedish Sigma group. It describes a team of over 2,100 professionals in offices across 19 countries. Embedded and automotive software are among its practices, alongside a wide range of web, cloud and enterprise work. IoT buyers will find capable firmware and cloud engineers, but not a hardware design house.

Services and capabilities: SoftServe vs Sigma Software

Capability SoftServe Sigma Software
Electronics & PCB design ✗ ✗
Firmware & embedded software ✓ ✓
Wireless connectivity ✗ ✗
IoT cloud platforms ✓ ✓
Mobile & web apps ✓ ✓
Edge AI & data ✓ ✗
Prototyping & manufacturing support ✗ ✗
Dedicated team model ✓ ✓

Tech stack comparison: SoftServe vs Sigma Software

Framework / platform SoftServe Sigma Software
Embedded C N/A ✓
Embedded Linux N/A ✓
RTOS N/A N/A
BLE N/A N/A
LoRaWAN N/A N/A
AWS IoT ✓ ✓
Azure IoT ✓ ✓
FPGA N/A N/A

Pricing comparison: SoftServe vs Sigma Software

Criterion SoftServe Sigma Software
Minimum engagement Not published Not published
Engagement models Dedicated team, Managed service, Time and materials Dedicated team, Fixed project, Time and materials
Rate transparency Not public Not public
Price tier Mid-market Mid-market

Target audience comparison: SoftServe vs Sigma Software

Dimension SoftServe Sigma Software
Best company size Enterprise Startup to mid-market
Best industries Industrial equipment, Healthcare, Energy Automotive, Telecoms, Healthcare
Best use cases A manufacturer needs a digital twin of a production line., An energy firm wants analytics on smart meter data. A telecoms company needs embedded network software., An automotive supplier wants firmware developers.
Typical project type Dedicated team Dedicated team

SoftServe vs Sigma Software: pros and cons

SoftServe
+ Strong cloud and data engineering
+ Very large talent pool
+ Experience with digital twins
- Device and hardware work is a small part of the business
- Headcount slipped about 3% in 2025
Sigma Software
+ Swedish parent adds governance
+ Broad coverage of firmware, cloud and apps
+ Competitive rates
- IoT is not its main focus
- No electronics design

Who should choose SoftServe?

A typical fit: a manufacturer needs a digital twin of a production line.

Cloud partner depth and large teams for IoT data platforms. Minimum engagement is not publicly disclosed. Works best with clients in Industrial equipment, Healthcare, Energy, Retail.

Who should choose Sigma Software?

A typical fit: a telecoms company needs embedded network software.

Scandinavian governance with Ukrainian and Polish embedded engineers. Minimum engagement is not publicly disclosed. Works best with clients in Automotive, Telecoms, Healthcare, Energy.

Decision matrix: SoftServe vs Sigma Software

Your situation Recommended choice
You need full-ownership delivery on a defined project scope Sigma Software
You need a large dedicated team for an ongoing programme SoftServe
Your budget is at the lower end Compare: SoftServe (Not published) vs Sigma Software (Not published)
You need specialist depth in a specific vertical SoftServe
You want engineers added to your own in-house team Neither lists team extension; ask about dedicated teams
You need the circuit board designed as well as the firmware Neither; consider a hardware design house

Use case fit: SoftServe vs Sigma Software

Use case SoftServe fit Sigma Software fit Winner
A manufacturer needs a digital twin of a production line. Strong Limited SoftServe
An energy firm wants analytics on smart meter data. Strong Limited SoftServe
A telecoms company needs embedded network software. Limited Strong Sigma Software
An automotive supplier wants firmware developers. Limited Strong Sigma Software
You need custom electronics designed, not only firmware Limited Limited Both equally
You want a fixed-price first phase before a longer engagement Limited Strong Sigma Software

Verdict: SoftServe vs Sigma Software

SoftServe (4.0/5) is the stronger overall choice for most IoT Development projects. Cloud partner depth and large teams for IoT data platforms.

Sigma Software (4.0/5) is worth a look in a scenario like this: an automotive supplier wants firmware developers. If your situation matches that, Sigma Software is a competitive option.

Related comparisons

SoftServe vs Sigma Software FAQ

Is SoftServe better than Sigma Software?

SoftServe (4.0/5) scores higher overall, but "better" depends on your use case. SoftServe's strongest advantage: strong cloud and data engineering. Sigma Software's strongest advantage: swedish parent adds governance.

How do SoftServe and Sigma Software differ in pricing?

SoftServe uses dedicated team, time and materials, managed service pricing. Sigma Software uses time and materials, dedicated team, fixed price pricing. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: SoftServe or Sigma Software?

SoftServe 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 SoftServe and Sigma Software?

SoftServe's primary differentiator is: cloud partner depth and large teams for IoT data platforms. Sigma Software's primary differentiator is: scandinavian governance with Ukrainian and Polish embedded engineers. They also differ in team size (10,000+ vs 2,000+), minimum engagement (Not published vs Not published), and primary industries served (Industrial equipment, Healthcare vs Automotive, Telecoms).

Verify all details directly with each company before making a decision.