Sigma Software

Review

★8.3/10

🇬🇧 London, United Kingdom·1000+ employees·Est. 2002·Reviewed Mar 2026

Global software development and compliance firm founded in 2002 with 1,000+ professionals, specializing in complex software delivery and regulatory adherence.

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Best For

Enterprise software development, compliance consulting, regulated industry technology programs

Min. Project

$5K+

Industries

Financial Services, Healthcare, Government

Clients

About Sigma Software

Sigma Software is a global technology company founded in 2002 with 1,000-9,999 professionals across London, Kyiv, and multiple other locations. They specialize in custom software development, managed compliance consulting, and security-focused enterprise delivery. With a $5K minimum and presence in regulated industries, they serve organizations seeking both technical delivery and compliance expertise.

Who Sigma Software Is Best For

Enterprise software development, compliance consulting, regulated industry technology programs.

Why Choose Sigma Software

20+ years of enterprise software delivery

Specialized compliance and regulatory consulting

1,000+ person global team

Strong security and managed services capability

Things to Consider

No Clutch rating yet — limited public social proof

No public pricing

Large firm dynamics may affect responsiveness

Kyiv-based development teams amid ongoing geopolitical uncertainty

Sigma Software Services

Custom Software DevelopmentCompliance ConsultingCybersecurityCloud ServicesQA & Testing

Selected Work

Medical Device Monitoring Platform Migration to Cloud

Siemens Healthineers

Sigma Software joined a multi-vendor program supporting Siemens Healthineers in migrating their CT monitoring platform to Azure Cloud, improving scalability and speeding data processing for scanners installed worldwide.

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High-Load Real-Time Analytics Platform for AOL

AOL

Sigma Software delivered data-platform engineering for an analytics system processing about 2.5 million events per second and used by 30,000+ companies, adapting the solution into the AOL ecosystem after acquisition.

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Decision Support Solutions for SAS

SAS

Sigma Software replaced legacy decision-support tooling for Scandinavian airline group SAS with a leaner platform covering daily direct-cost calculations plus fuel management, activity-based costing, and invoicing modules.

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