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Primer Tech Stack

Unified payments infrastructure for global merchants

Financial Services London 51–200 employees Founded 2020 Privately Held
primer.io LinkedIn

Primer operates a payments orchestration platform built on Python, TypeScript, React, and Kubernetes — a stack that reflects both the real-time transaction demands and the distributed-systems complexity of modern commerce. Active hiring across engineering, sales, and security (with notable acceleration in senior and manager roles) aligns with their dual focus: hardening compliance posture through ISO 27001 certification while scaling transaction throughput and merchant tooling.

Tech Stack 25 technologies

Core StackPython TypeScript React AWS Kubernetes Terraform Java Go Swift Kotlin Vanta Drata OneTrust Jira Intune Slack Ashby Salesforce JavaScript 3D Secure Web Components macOS Notion HiBob

What Primer Is Building

◆Challenges

  • Reduce complexity
  • Capture more revenue
  • Improve performance
  • Reducing complexity in payments
  • Regulatory footprint growth
  • Maintaining continuous compliance posture
  • High transaction volume
  • Complex api product support
  • Complex payments platform usability
  • Improving employee productivity

▲Active Projects

  • Core backend services for high performance distributed systems
  • Developer frameworks for merchant integration
  • Sales process and playbooks development
  • Governing vulnerability management processes
  • Operationalising new regulatory frameworks
  • Iso 27001 certification
  • Building for scale and optimising for output
  • Payment orchestration engine
  • Checkout component development
  • Merchant-facing tooling

Hiring Activity

Accelerating45 roles · 45 in 30d

Department

Engineering
20
Sales
10
Security
5
HR
4
Support
3
Product
2
Executive
1
Marketing
1

Seniority

Senior
22
Mid
15
Manager
5
Junior
1
Lead
1
Principal
1
Staff
1

Notable leadership hires: Chief of Staff

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About Primer

Primer provides unified payments infrastructure designed to help merchants optimize performance across global payment ecosystems. The platform spans payment orchestration, checkout components, and merchant-facing developer tools, with core backend services engineered for high-volume transaction processing. The company operates at the intersection of commerce and fintech, where regulatory compliance, payment routing, and API surface complexity create friction. Founded in 2020 and headquartered in London, Primer serves mid-market and enterprise merchants seeking visibility and control across fragmented payment networks.

HeadquartersLondon
Company Size51–200 employees
Founded2020
Hiring MarketsFrance, Hungary, United States, Singapore, South Africa, Romania, Portugal, Poland

Frequently Asked Questions

What tech stack does Primer use?

Python, TypeScript, React, AWS, Kubernetes, and Terraform form the core. Supporting tools include Java, Go, 3D Secure, Swift, and Kotlin for cross-platform payment flows. Operational stack includes Salesforce, Jira, Slack, and Ashby for hiring.

What is Primer working on?

Core initiatives include a payment orchestration engine, checkout components, and developer frameworks for merchant integration. Active work on ISO 27001 certification, regulatory compliance automation, and scaling backend systems for high transaction volumes.

How this profile is built

Primer'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.