Quick facts
  • What we do:
    Sigma Systems is the global leader in catalog-driven software solutions for communications, media, and high-tech companies.
  • Year established:
  • Website:
  • Contact
    • 4 Cavendish Square, London, W1G 0PG
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About Sigma Systems

Sigma Systems are the global leader in catalogue-driven software solutions for communications, media and high-tech companies.

They provide solutions for more than 80 world-leading communications service providers, enabling them to launch new digital products and deliver a frictionless selling experience to upwards of 350 million customers globally.

The company has offices in North and South America, Europe and Asia, with technology and integration partners in over 100 countries, with a UK office in London. Led by Chief Executive Officer Tim Spencer, their leadership team possesses more than 100 years of experience in communications, IT, business processes and management.

With an ever-expanding range of innovative solutions, Sigma Systems are committed to creativity and a strong sense of company values, which includes giving back to the community and investing in helping their staff to learn and grow continuously.

What is it like to work for Sigma Systems

My Manager
My Manager
Sigma Systems run coaching programmes and leadership development schemes to help managers acquire new skills and learn from each other. Managers also participate in a performance review process and are measured on their success in developing staff, with employee feedback gathered on a regular basis.
Giving Something Back
Giving Something Back
The company promotes a Cycle to Work scheme and encourages employees to recycle, helping to reduce their carbon footprint. They also support the charity group WE with various initiatives, including a ‘Walk for Water’ scheme to benefit children in deprived areas.
My Company
My Company
Sigma Systems train all new starters in their company culture and values within their first two weeks of employment. A recognition programme built around the company values celebrates outstanding employees by highlighting their work throughout the global organisation.

Learn more about the 8 factors of workplace engagement here


  • Gym

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  • Health Insurance
    Health Insurance

    Companies offering private health insurance for all employees

Company Statistics

  • Staff Turnover:


  • UK sites:


  • Average Age:


  • Earning £35,000+:


  • Male : Female:

    81% / 19%

  • Staff:


Regional Engagement

In the press


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