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Companies Using Jest

3,163 companies are actively hiring Jest talent, with 11,150 open roles across 50 countries.

3,163
Companies
11,150
Open Roles
50
Countries

Jest is a JavaScript testing framework used primarily to automate unit and integration testing across frontend and backend codebases. When a company posts Jest roles, they're signaling an investment in engineering quality infrastructure — typically alongside a scaling React or Node.js application. These companies are actively building or maturing CI/CD pipelines and are likely in the market for test automation platforms, developer tooling, and cloud-based deployment services.

Buying Signal

A company hiring for Jest talent is prioritizing code reliability, which usually precedes or accompanies investment in broader QA tooling, observability platforms, and DevOps solutions. They're often building out product teams that need end-to-end testing coverage — meaning vendors selling CI/CD tools, APM software, or developer experience platforms should be prospecting these accounts now. An SDR at a company like Datadog, Sentry, or CircleCI should treat every Jest job post as a warm lead.

Top Companies49 shown

Top companies hiring Jest talent in 2026
CompanyIndustryHQ LocationSizeJobsLast SeenLinks
PwC Polska
pwc.pl
 Business Consulting and Services Poland 5,001+ 198 2mo ago
Astek
astekgroup.fr
 IT Services and IT Consulting Boulogne-Billancourt, France 5,001+ 180 2mo ago
Medicover Polska
medicover.pl
 Hospitals and Health Care Warsaw, Poland 5,001+ 61 2mo ago
mBank S.A.
mbank.pl
 Banking Warsaw, Poland 5,001+ 58 2mo ago
Comarch
comarch.pl
 Software Development Krakow, Poland 5,001+ 56 2mo ago
Łódzki Klaster ICT
ictcluster.pl
 IT Services and IT Consulting Łódź, Poland 5,001+ 44 2mo ago
BNP Paribas Bank Polska
bnpparibas.pl
 Banking Warsaw, Poland 5,001+ 37 2mo ago
ING Poland
ing.pl
 Banking Katowice, Poland 5,001+ 34 2mo ago
Totalizator Sportowy
totalizator.pl
 Gambling Facilities and Casinos Warsaw, Poland 5,001+ 29 2mo ago
PROFI CREDIT Polska S.A.
proficredit.pl
 Financial Services Bielsko-Biała, Poland 1,001–5,000 245 2mo ago
American Heart of Poland
ahop.pl
 Hospitals and Health Care Poland 1,001–5,000 80 2mo ago
Mail Boxes Etc. Poland
mbe.pl
 Transportation, Logistics, Supply Chain and Storage Warsaw, Poland 1,001–5,000 79 2mo ago
ALTEN Polska
altenpolska.pl
 IT Services and IT Consulting Krakow, Poland 1,001–5,000 59 2mo ago
Etteplan
etteplan.com
 Industrial Machinery Manufacturing Eindhoven, Netherlands 1,001–5,000 44 2mo ago
Audika Polska
audika.pl
 Medical Device Warsaw, Poland 1,001–5,000 41 2mo ago
BlueSoft
bluesoft.com
 Software Development Poland 1,001–5,000 40 2mo ago
InPost
inpost.pl
 Transportation, Logistics, Supply Chain and Storage Poland 1,001–5,000 39 2mo ago
Aldesa
aldesa.com
 Construction Madrid, Spain 1,001–5,000 37 2mo ago
PIT-RADWAR S.A.
pitradwar.com
 International Trade and Development Poland 1,001–5,000 36 2mo ago
Grupa Unibep
unibep.pl
 Construction Bielsk Podlaski, Poland 1,001–5,000 35 2mo ago
Grupa Hunters Sp. z o.o.
hunters.pl
 Security and Investigations Poland 1,001–5,000 34 2mo ago
Knowit
knowit.eu
 IT Services and IT Consulting Stockholm, Sweden 1,001–5,000 29 2mo ago
LOT Aircraft Maintenance Services
lotams.com
 Airlines and Aviation Warsaw, Poland 1,001–5,000 26 2mo ago
Lumenalta
lumenalta.com
 IT Services and IT Consulting New York, United States 501–1,000 30 2mo ago
Audiofon
audiofon.com.pl
 Hospitals and Health Care Poland 501–1,000 27 2mo ago
Grupa Scanmed
scanmed.pl
 Hospitals and Health Care Warsaw, Poland 201–500 172 2mo ago
SPIE Energy Poland S.A.
spie-energypoland.pl
 Construction Gdańsk, Poland 201–500 42 2mo ago
speedapp
speedapp.pl
 IT Services and IT Consulting Warsaw, Poland 201–500 37 2mo ago
Base.com
baselinker.com
 Software Development 201–500 35 2mo ago
Sportano.pl
sportano.pl
 Spectator Sports Zielona Góra, Poland 201–500 30 2mo ago
SMOOTHH®
smoothh.pl
 Internet Marketplace Platforms 201–500 29 2mo ago
Telemedi - assistance & digital health platform
telemedi.com
 Hospitals and Health Care Warsaw, Poland 51–200 54 2mo ago
Neontri
neontri.com
 IT Services and IT Consulting Warsaw, Poland 51–200 39 2mo ago
Worldly
worldly.io
 IT Services and IT Consulting Concord, United States 51–200 32 3mo ago
Praca.pl
praca.pl
 Technology, Information and Internet Poland 51–200 31 2mo ago
Grupa STB
stbkoncept.pl
 Construction Poland 51–200 28 3mo ago
CobbleWeb - The Online Marketplace Experts
cobbleweb.co.uk
 Technology, Information and Internet Greater London, United Kingdom 11–50 50 4mo ago
Mega Partners Joanna Piwowarczyk
megapartners.pl
 Temporary Help Services 2–10 36 2mo ago
Stokrotka Sp. z o.o.
stokrotka.pl
 Retail Poland 10,001+ 118 2mo ago
Action
action.jobs
 Retail Netherlands 10,001+ 82 2mo ago
Bank Pocztowy SA
pocztowy.pl
 Banking Bydgoszcz, Poland 10,001+ 66 2mo ago
PGE Polska Grupa Energetyczna
gkpge.pl
 Electric Power Generation Poland 10,001+ 64 2mo ago
Kronospan
kronospan.com
 Paper and Forest Product Manufacturing Vaduz, Liechtenstein 10,001+ 49 2mo ago
Pratt & Whitney
prattwhitney.com
 Aviation and Aerospace Component Manufacturing East Hartford, United States 10,001+ 41 2mo ago
Marriott International
marriott.com
 Hospitality Bethesda, United States 10,001+ 32 2mo ago
Danone
danone.com
 Food and Beverage Manufacturing Paris, France 10,001+ 31 2mo ago
Bank Pekao S.A.
pekao.com.pl
 Banking Warsaw, Poland 10,001+ 29 2mo ago
Radisson Hotel Group
radissonhotels.com
 Hospitality Brussels, Belgium 10,001+ 27 2mo ago
First Citizens Bank
firstcitizens.com
 Banking Raleigh, United States 10,001+ 26 2mo ago

3,163 companies use Jest. Want the full list?

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▲Market Signal

Nearly 3,900 companies running over 12,800 open roles signals that Jest has become a standard requirement in modern engineering hiring, not a niche skill. The volume suggests widespread adoption across mid-market and enterprise teams, making it a reliable proxy for engineering maturity.

⦿Stack Intelligence

Companies co-hiring for React, TypeScript, Node.js, and Cypress are building full-stack JavaScript ecosystems with a clear focus on type safety and automated testing coverage at every layer. This stack combination points to product-led engineering teams that have moved beyond early-stage development and are investing in scalability and maintainability. For sales teams, this cluster is a strong indicator of companies ready to buy infrastructure tools, not just experiment with them.

Jest Hiring Landscape

Where and how companies hire Jest talent

By Country

Poland
1,321
India
635
United States
495
United Kingdom
149
Brazil
178
Canada
139
France
88
Spain
108

By Industry

IT Services and IT Consulting
758
Software Development
645
Financial Services
244
Business Consulting and Services
98
Technology, Information and Internet
214
Hospitals and Health Care
59
Retail
80
Transportation, Logistics, Supply Chain and Storage
60

Top Roles

Senior Software Engineer104Senior Frontend Engineer83Franczyzobiorca Regionalny78Frontend Developer77Full Stack Engineer67Senior Frontend Developer58Pracownik Sklepu57Pracownik / Pracownica Sklepu - również dla osób z orzeczeniem o niepełnosprawności55Software Engineer55Full Stack Developer51Senior Full-Stack JS Developer (Node.js, React)50Senior Front-end Developer (React.js, HTML, CSS)42

Related Technologies

ReactTypeScriptNode.jsCypress

What is Jest?

Jest is a JavaScript testing framework by Meta. Jest is the most popular testing framework in the JavaScript ecosystem.

Don't just know who uses Jest.

Know who's actively building with it right now.

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Browse Jest by Region & Industry

Jest by Country (8)

Poland (1,321)India (635)United States (495)United Kingdom (149)Brazil (178)Canada (139)Spain (108)Germany (104)

Jest by Industry (5)

IT Services and IT Consulting (758)Software Development (645)Financial Services (244)Technology, Information and Internet (214)Information Technology & Services (116)

Frequently Asked Questions

What is Jest?

Jest is a testing framework that helps engineering teams catch bugs before code ships to production. It's a core part of modern JavaScript development workflows, typically embedded in automated build pipelines. High hiring volume for Jest indicates a company is building or scaling quality engineering practices.

Why should sales teams track Jest hiring?

Tracking Jest hiring helps sales teams identify companies actively investing in engineering infrastructure — a leading indicator of broader software tooling spend. A DevOps vendor, for example, can use this signal to prioritize outreach to companies before they've fully committed to a testing or deployment stack.

Who should be selling to companies that use Jest?

Vendors best positioned to sell to Jest-hiring companies include CI/CD platforms, QA and test automation tools, APM and error monitoring solutions, and cloud development environment providers.