Company profile

System1 Tech Stack

Emotion-based ad, innovation and brand testing for marketers

Market Research London 51–200 employees Founded 1999 Public Company

System1 runs predictive testing products for ads, product ideas and brand health on a Microsoft-centric stack: Azure, .NET/C#, SQL Server, Bicep and Azure DevOps, with PyTorch and Python for modeling. It is adopting Docker, Azure Container Apps and Azure Kubernetes Service alongside CI/CD modernization. Current hiring leans toward marketing and manager-level roles in the US and Canada, pointing to a North American push built on earned media and key account sales.

Tech Stack 28 technologies

Core StackAzure DevOps Python PyTorch HubSpot Adobe Creative Cloud Power BI Dynamics 365 .NET C# Selenium Postman SQL Server MySQL Docker Figma Azure Bicep Reqnroll NUnit xUnit MSTest Swagger k6 Azure Container Apps

AdoptingDocker Azure Container Apps Azure Kubernetes Service

What System1 Is BuildingChallenges and projects from their job posts

◆Challenges

Low media presence limiting earned-media lead flow
Generating high-intent leads
Cloud infrastructure security challenges
Driving automation across the business
Crisis communication support

▲Active Projects

Selling research services to strategic US accounts
Containerisation strategy rollout
CI/CD pipeline modernization
Azure infrastructure operations
Building media presence for earned-media leads
Speaking engagements and industry awards submissions

Hiring Activity

Accelerating6 roles · 3 in 30d

Department

Marketing

Engineering

Research

Sales

Seniority

Manager

Intern

Mid

Senior

Notable leadership hires: Key Account Director

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About System1

System1 is a London-headquartered public company, founded in 1999, with 51–200 employees. It sells a creative effectiveness platform to brand marketers, built around three products: Test Your Ad, Test Your Innovation and Test Your Brand. These predict the commercial potential of ads and new ideas and track their effect on brand health, using consumer emotional response as the core measure. Expert Guidance consulting supplements the testing products. The company is currently hiring in Canada and the United States.

HeadquartersLondon

Company Size51–200 employees

Founded1999

Hiring MarketsCanada, United States

Frequently Asked Questions

What tech stack does System1 use?

System1 runs on Azure with .NET, C#, SQL Server, MySQL, Bicep and Azure DevOps. It uses Python and PyTorch for modeling, HubSpot and Dynamics 365 for go-to-market, and Power BI for reporting.

Is System1 hiring in the United States?

Yes. System1 is hiring in the United States and Canada. Most open roles are in marketing at manager level, and it is also recruiting a Key Account Director for strategic US accounts.

What is System1 working on?

System1 is building media presence and earned-media lead generation, and growing sales to strategic US accounts. On the engineering side it is modernizing CI/CD pipelines and rolling out containerisation on Azure.

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How this profile is built

System1's technology stack, projects, and hiring signals are inferred from public hiring and company data — career pages, public listings, and company web presence — then clustered and de-duplicated. Figures are estimates that refresh over time. Read our full methodology →

This is not an official vendor or customer list. It is a technology-adoption signal inferred from public data, intended for B2B research.