Browse Software Agencies
Sigma Software

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.

Visit Website
Best For
Enterprise software development, compliance consulting, regulated industry technology programs
Min. Project
$5K+
Industries
Financial Services, Healthcare, Government

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

Sigma Software is a fit for enterprises in regulated industries that need a mature technology partner combining software development with compliance and security consulting. Their London and Kyiv presence and 20+ year track record make them a credible choice for European and US organizations with complex regulatory requirements.

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

More Software Agencies

BGTS

BGTS

Enterprises needing large-scale custom software and IT staffing across Europe

BGTS is a large custom software development and IT staff augmentation company with over 1,000 employees, operating a Düsseldorf office as part of their European presence. Their services span custom software development, IT staffing, AI development, cloud, and enterprise solutions. No public Clutch reviews are currently available to independently assess client satisfaction.

View Profile
Cabin Consulting

Cabin Consulting

Small and mid-size Charlotte area businesses needing technology consulting or custom software with local involvement

Cabin Consulting is a Charlotte, NC-based technology consulting and software development firm serving small and mid-market businesses. The company is early-stage in its public presence with limited third-party reviews available, making direct evaluation and referrals the most reliable way to assess fit. Their focus is on helping businesses solve operational challenges through custom software and technology strategy, primarily in the Charlotte metro region.

View Profile
Blackburn Labs

Blackburn Labs

10

Companies in healthcare, education, and real estate needing bespoke software with hands-on senior engineering

Blackburn Labs is a Providence, Rhode Island software development firm founded in 2015 by CEO and CTO Rob Blackburn. Named a Clutch Global Leader and Top Health and Wellness App Developer in Providence, they hold a perfect 5.0 rating across 15+ verified reviews. They specialize in bespoke web and mobile application development with particular strength in healthcare, education, and real estate verticals. In 2022 they expanded by acquiring Trilix's software application division, adding team depth and client breadth. Their practice covers application architecture, engineering, QA, deployment, and ongoing maintenance.

View Profile