Best IoT Development Companies

Integra Sources vs Sigma Software: full comparison for 2026

Quick verdict

Integra Sources (4.2/5) edges ahead of Sigma Software (4.0/5) overall. Integra Sources is the better choice for budget hardware and firmware for start-ups. 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.

Integra Sources vs Sigma Software: head-to-head summary

Criterion Integra Sources Sigma Software
Founded 2014 2002
HQ Astana, Kazakhstan Stockholm, Sweden and Kyiv, Ukraine
Team size 30–60 2,000+
Rating 4.2 / 5 4.0 / 5
Primary differentiator Electronics design and firmware at some of the lowest rates on this list Scandinavian governance with Ukrainian and Polish embedded engineers
Pricing model Fixed price, time and materials Time and materials, dedicated team, fixed price
Min. engagement Not published Not published
Primary tech stack PCB design, Embedded C, STM32 Embedded C/C++, Embedded Linux, AWS IoT
Industries served Consumer electronics, Logistics, Industrial equipment, Smart home Automotive, Telecoms, Healthcare, Energy

Integra Sources vs Sigma Software: overview

Integra Sources

Two hardware and software engineers founded Integra Sources in 2014, and it is based in Astana, Kazakhstan. The team is small, cited at 30 to 50+ people, and it designs electronics, writes firmware and builds IoT and embedded systems. Portfolio projects include an asset tracker, a robotic lawnmower and a pet camera. It reports more than 250 completed projects.

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: Integra Sources vs Sigma Software

Capability Integra Sources 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: Integra Sources vs Sigma Software

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

Pricing comparison: Integra Sources vs Sigma Software

Criterion Integra Sources Sigma Software
Minimum engagement Not published Not published
Engagement models Fixed project, 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: Integra Sources vs Sigma Software

Dimension Integra Sources Sigma Software
Best company size Startup to mid-market Startup to mid-market
Best industries Consumer electronics, Logistics, Industrial equipment Automotive, Telecoms, Healthcare
Best use cases A start-up needs a GPS asset tracker prototype., A consumer brand wants a low-cost BLE device designed. A telecoms company needs embedded network software., An automotive supplier wants firmware developers.
Typical project type Fixed project Dedicated team

Integra Sources vs Sigma Software: pros and cons

Integra Sources
+ Low rates for both hardware and firmware
+ Hands-on prototype experience across many consumer devices
+ Accepts small fixed-price projects
- Very small team
- Kazakhstan location is unfamiliar to many procurement teams
- Thin cloud platform capability
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 Integra Sources?

A typical fit: a start-up needs a GPS asset tracker prototype.

Electronics design and firmware at some of the lowest rates on this list. Minimum engagement is not publicly disclosed. Works best with clients in Consumer electronics, Logistics, Industrial equipment, Smart home.

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: Integra Sources vs Sigma Software

Your situation Recommended choice
You need full-ownership delivery on a defined project scope Integra Sources
You need a large dedicated team for an ongoing programme Sigma Software
Your budget is at the lower end Compare: Integra Sources (Not published) vs Sigma Software (Not published)
You need specialist depth in a specific vertical Integra Sources
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 Integra Sources

Use case fit: Integra Sources vs Sigma Software

Use case Integra Sources fit Sigma Software fit Winner
A start-up needs a GPS asset tracker prototype. Strong Limited Integra Sources
A consumer brand wants a low-cost BLE device designed. Strong Limited Integra Sources
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 Strong Limited Integra Sources
You want a fixed-price first phase before a longer engagement Strong Strong Both equally

Verdict: Integra Sources vs Sigma Software

Integra Sources (4.2/5) is the stronger overall choice for most IoT Development projects. Electronics design and firmware at some of the lowest rates on this list.

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

Integra Sources vs Sigma Software FAQ

Is Integra Sources better than Sigma Software?

Integra Sources (4.2/5) scores higher overall, but "better" depends on your use case. Integra Sources's strongest advantage: low rates for both hardware and firmware. Sigma Software's strongest advantage: swedish parent adds governance.

How do Integra Sources and Sigma Software differ in pricing?

Integra Sources uses fixed price, time and materials 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: Integra Sources or Sigma Software?

Integra Sources 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 Integra Sources and Sigma Software?

Integra Sources's primary differentiator is: electronics design and firmware at some of the lowest rates on this list. Sigma Software's primary differentiator is: scandinavian governance with Ukrainian and Polish embedded engineers. They also differ in team size (30–60 vs 2,000+), minimum engagement (Not published vs Not published), and primary industries served (Consumer electronics, Logistics vs Automotive, Telecoms).

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