echoloc
Get started

Companies Using Jest in United Kingdom

142 companies are hiring Jest talent in United Kingdom, with 259 open roles.

142
Companies
259
Open Roles

Jest is a JavaScript testing framework used to validate frontend and backend code quality in modern web applications. Companies hiring for Jest are actively building or scaling test automation pipelines, which signals investment in engineering velocity and code reliability. These companies are likely evaluating or purchasing CI/CD tooling, code quality platforms, and developer productivity software.

Buying Signal

When a company posts Jest roles, they're signalling a shift toward test-driven development or a maturation of an existing engineering team — both of which require supporting infrastructure. Expect these companies to be in the market for CI/CD platforms like CircleCI or GitHub Actions, observability tools, and potentially QA services or contractor support. DevOps vendors, testing platforms, and developer tooling SaaS companies should be actively prospecting these accounts.

Top Companies50 shown

CompanyIndustryHQ LocationSizeJobsLast SeenLinks
Elsevier
sciencedirect.com
 Information Services Amsterdam, Netherlands 5,001+ 3 2mo ago
Ansys
ansys.com
 Software Development Canonsburg, United States 5,001+ 2 2mo ago
Fitch Solutions
fitchsolutions.com
 Information Services Greater London, United Kingdom 5,001+ 2 2mo ago
Pyramid Consulting, Inc
pyramidci.com
 IT Services and IT Consulting New York, United States 5,001+ 2 7w ago
Amaris Consulting
amaris.com
 IT Services and IT Consulting Switzerland 5,001+ 1 2mo ago
Version 1
version1.com
 IT Services and IT Consulting Ireland 1,001–5,000 20 7w ago
Klipboard
klipboard.com
 Software Development Hungerford, United Kingdom 1,001–5,000 6 7w ago
Global Relay
globalrelay.com
 Software Development Vancouver, Canada 1,001–5,000 5 1mo ago
Travelex
travelex-corporate.com
 Financial Services Australia 1,001–5,000 5 1mo ago
AND Digital
and.digital
 IT Services and IT Consulting Maidenhead, United Kingdom 1,001–5,000 4 1mo ago
Charlotte Tilbury Beauty
charlottetilbury.com
 Personal Care Product Manufacturing Greater London, United Kingdom 1,001–5,000 3 7w ago
Gamma
gammagroup.co
 Telecommunications Greater London, United Kingdom 1,001–5,000 3 7w ago
Starling
starlingbank.com
 Banking City of London, United Kingdom 1,001–5,000 3 2mo ago
Creative Support
creativesupport.co.uk
 Hospitals and Health Care Stockport, United Kingdom 1,001–5,000 2 3mo ago
Dojo
dojo.careers
 Financial Services Greater London, United Kingdom 1,001–5,000 2 7w ago
Hastings Direct
hastingsdirectcareers.com
 Insurance Rother, United Kingdom 1,001–5,000 2 1mo ago
Kraken
kraken.tech
 Technology, Information and Internet City of Westminster, United Kingdom 1,001–5,000 2 2mo ago
SBS
soprabanking.com
 Software Development Paris, France 1,001–5,000 2 2mo ago
OakNorth
oaknorth.co.uk
 Financial Services City of Westminster, United Kingdom 501–1,000 7 2mo ago
Diamond Light Source
diamond.ac.uk
 Research Services South Oxfordshire, United Kingdom 501–1,000 2 2mo ago
Allica Bank
allica.bank
 Financial Services Greater London, United Kingdom 501–1,000 1 4mo ago
Ceros
ceros.com
 Technology, Information and Internet New York, United States 201–500 2 7w ago
Fresha
fresha.com
 Software Development Greater London, United Kingdom 201–500 2 1mo ago
Partnerize
partnerize.com
 Advertising Services New York, United States 201–500 2 2mo ago
Aire Logic Limited
airelogic.com
 IT Services and IT Consulting Leeds, United Kingdom 201–500 1 1mo ago
C
Capgemini Invent
 Business Consulting and Services Paris, United Kingdom 10,001–200 9 1mo ago
The Investigo Group
theinvestigogroup.jobs
 Technology, Information and Internet United Kingdom 51–200 7 2mo ago
Lendable
lendable.co.uk
 Financial Services City of London, United Kingdom 51–200 5 2mo ago
hackajob
hackajob.com
 Software Development Greater London, United Kingdom 51–200 4 1mo ago
Codat
codat.io
 Financial Services City of London, United Kingdom 51–200 2 1mo ago
Complexio
complexio.com
 Software Development Greater London, United Kingdom 51–200 2 3mo ago
HEOR
heor.co.uk
 Research Services Cardiff, United Kingdom 51–200 2 4mo ago
Inspiring Teachers
inspiringteachers.org
 Education Greater London, United Kingdom 51–200 2 2mo ago
Zeelo
zeelo.co
 Ground Passenger Transportation City of London, United Kingdom 51–200 2 3mo ago
Aforza
aforza.com
 Software Development Greater London, United Kingdom 51–200 1 14mo ago
Dealstack
dealstack.io
 Software Development Greater London, United Kingdom 11–50 2 5mo ago
The Genius Group (TGG)
genius.co.uk
 Business Consulting and Services Trafford, United Kingdom 11–50 2 2mo ago
MILE
mile.club
 Retail Apparel and Fashion New York, United States 11–50 2 3mo ago
Ravio
ravio.com
 Software Development Greater London, United Kingdom 11–50 2 2mo ago
Kanzlei Ganz Gärtner Lindberg Slania
familien-strafrecht.de
 Law Practice 2–10 7 3mo ago
Squeaky Wheel Promotions
squeakywheelpromotions.com
 Public Relations and Communications Services City of White Plains, United States 2–10 2 2mo ago
Tourism Marketing Agency
tourismmarketing.agency
 Advertising Services Glasgow, United Kingdom 2–10 2 4mo ago
AariyaTech UK
aariyatech.co.uk
 Technology, Information and Internet Brighton, United Kingdom 2–10 1 1mo ago
Lloyds Banking Group
lloydsbankinggroup.com
 Financial Services Greater London, United Kingdom 10,001+ 17 7w ago
SAS
sas.com
 Software Development Cary, United States 10,001+ 6 1mo ago
Cognizant
cognizant.com
 IT Services and IT Consulting Teaneck Township, United States 10,001+ 2 2mo ago
Charles River Laboratories
criver.com
 Biotechnology Research Wilmington, United States 10,001+ 2 2mo ago
Barclays
home.barclays
 Financial Services Greater London, United Kingdom 10,001+ 2 2mo ago
Marriott International
marriott.com
 Hospitality Bethesda, United States 10,001+ 2 1mo ago
Akkodis
akkodis.com
 IT Services and IT Consulting 10,001+ 1 2mo ago

142 companies use Jest. Want the full list?

Export to CSV

Companies with open Jest roles in United Kingdom. Company HQ may be in a different location.

▲Market Signal

With 149 UK companies posting 273 open roles, demand for Jest expertise averages nearly two roles per hiring company — suggesting these aren't isolated hires but structured team buildouts. This volume points to sustained investment in frontend engineering quality across the UK market.

⦿Stack Intelligence

Jest almost always appears alongside React, TypeScript, Node.js, and Cypress, indicating companies building full-stack JavaScript applications with end-to-end test coverage. This stack combination signals a mature, product-led engineering organisation rather than an early-stage build. For sales targeting, this cluster identifies companies with dedicated QA practices and budget allocated to developer tooling.

Jest Hiring Landscape

Where and how companies hire Jest talent

By Industry

Software Development
41
Financial Services
13
IT Services and IT Consulting
19
Technology, Information and Internet
11
Information Technology & Services
8
Law Practice
1
Information Services
3
Retail
6

Top Roles

Senior Frontend Engineer16Senior Software Engineer15Lead Software Engineer10Full Stack Engineer6Lead Frontend Engineer - Java & Open Source (Private & FS)6Senior Front End Developer6Senior Fullstack Developer6Senior Fullstack Developer (Java/JavaScript)6Senior Frontend Developer5Lead Fullstack Engineer (Java/JavaScript)4Software Engineer4Frontend Engineer - Engine by Starling3

Related Technologies

ReactTypeScriptNode.jsCypress

Don't just know who uses Jest.

Know who's actively building with it right now.

Search hiring signals →

Frequently Asked Questions

What is Jest?

Jest is a testing framework that helps engineering teams catch bugs before code ships to production, directly reducing release risk. It sits at the centre of a modern JavaScript testing workflow, supporting unit and integration tests. Companies hiring for it are investing in engineering quality at scale.

Why should sales teams track Jest hiring?

Jest hiring correlates with broader infrastructure investment — teams building test automation need CI/CD pipelines, cloud environments, and code management tools to support it. A UK fintech or SaaS company posting five Jest roles is likely mid-way through a platform modernisation project with active vendor evaluation.

Who should be selling to companies that use Jest?

Vendors best positioned here include CI/CD platform providers, cloud infrastructure companies, developer productivity tools, and QA automation or testing services firms.