Company profile

Haystack Tech Stack

AI-assisted tech talent platform matching vetted engineers with employers

Technology, Information and Internet Newcastle upon Tyne, England 51–200 employees Founded 2021 Privately Held

Haystack is a Newcastle-based tech recruitment platform pairing AI matching with expert vetting of software, data, cloud and DevOps candidates. Its job-post footprint spans an unusually wide stack (C++/Qt desktop, .NET, Java/Spring, Go, Terraform/Vault/Consul) and themes like hospital information systems, consistent with roles sourced for client employers rather than one internal product. Hiring is accelerating, engineering-dominated and spread across seven countries.

Tech Stack 200 technologies

Core StackTypeScript Node.js AWS Python Ansible Grafana Docker Kubernetes C# Java Go JavaScript C++ Terraform New Relic .NET Angular Spring OpenSearch Packer Vault Consul Azure Monitor Azure Qt CMake Conan Visual Studio C++ Spring Boot APQP+170 more

AdoptingAngular GraphQL

What Haystack Is BuildingChallenges and projects from their job posts

◆Challenges

Modernizing and optimizing legacy systems and code
Manual-heavy QA without a test automation strategy
Performance optimization and cost management
Reducing operational effort
Early detection of issues

▲Active Projects

Legacy system modernization to C++/.NET
AI-powered test automation across all test levels
Implementing modern hospital information systems
AI-driven code refactoring
Deployment of decentralized database systems
CI/CD pipelines

Hiring Activity

Accelerating45 roles · 45 in 30d

Department

Engineering

Data

Security

Support

Finance

Healthcare

Manufacturing

Product

Seniority

Mid

Senior

Lead

Junior

Manager

Principal

Companies like Haystack

1,400+ Technology, Information and Internet companies running TypeScript and Node.js

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About Haystack

Haystack operates a talent marketplace that connects technology professionals with employers ranging from startups and scale-ups to large enterprises. Candidates are screened through a combination of AI tooling and human vetting across disciplines such as software engineering, data, design, DevOps, cloud, testing, product and architecture. The company was founded in 2021, is privately held, and is headquartered in Newcastle upon Tyne, England. It employs 51–200 people and currently recruits across the United States, United Kingdom, Germany, India, Estonia, Canada and Peru.

HeadquartersNewcastle upon Tyne, England

Company Size51–200 employees

Founded2021

Hiring MarketsUnited States, United Kingdom, Germany, India, Estonia, Canada, Peru

Frequently Asked Questions

Where is Haystack headquartered?

Haystack is headquartered in Newcastle upon Tyne, England, and was founded in 2021 as a privately held company with 51–200 employees.

What countries is Haystack hiring in?

Haystack's active roles span the United States, United Kingdom, Germany, India, Estonia, Canada and Peru, with engineering the dominant function and hiring accelerating.

What tech stack does Haystack use?

Its roles reference TypeScript, Node.js, Python, AWS, Azure, Docker, Kubernetes, Terraform, Vault, Grafana, OpenSearch, C++/Qt, .NET and Java Spring Boot, with Angular and GraphQL being adopted.

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How this profile is built

Haystack'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.