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COMPANIES USING

Companies Using Ruby in United Kingdom

119 companies are hiring Ruby talent in United Kingdom.

Ruby is a backend programming language most commonly associated with rapid web application development, particularly through the Rails framework. When a company in the United Kingdom is actively hiring Ruby engineers, it typically signals they are building or scaling a web platform that requires adjacent infrastructure — think managed databases, caching layers, and deployment tooling. These companies are active buyers of developer tooling, cloud services, and API integrations.

Buying Signal

A company posting Ruby roles is likely mid-build on a product or scaling an existing web platform, which means they are in active procurement cycles for hosting, observability, and data infrastructure. They may be replacing legacy systems or expanding a monolithic Rails app into a more service-oriented architecture. DevOps vendors, database providers, and SaaS monitoring platforms should be prioritising these accounts.

Top Companies44 shown

CompanyIndustryHQ LocationSizeJobsLinks
Capco
capco.com
 Financial Services Greater London, United Kingdom 5,001+ 1,037
Arm
arm.com
 Semiconductor Manufacturing Cambridge, United Kingdom 5,001+ 635
Qualitest
qualitestgroup.com
 IT Services and IT Consulting City of London, United Kingdom 5,001+ 500
Monks
monks.com
 Advertising Services Greater London, United Kingdom 5,001+ 672
TP ICAP
tpicap.com
 Financial Services City of London, United Kingdom 5,001+ 191
Mastek
mastek.com
 IT Services and IT Consulting United Kingdom 5,001+ 78
DLA Piper
dlapiper.com
 Law Practice City of London, United Kingdom 5,001+ 375
Selby Jennings
selbyjennings.com
 Professional Services City of London, United Kingdom 1,001–5,000 1,075
Deliveroo
deliveroo.co.uk
 Software Development Greater London, United Kingdom 1,001–5,000 423
SumUp
sumup.co.uk
 Financial Services Greater London, United Kingdom 1,001–5,000 719
Klipboard
klipboard.com
 Software Development Hungerford, United Kingdom 1,001–5,000 284
Southern Water
southernwater.co.uk
 Utilities Worthing, United Kingdom 1,001–5,000 144
mthree
mthree.com
 IT Services and IT Consulting Greater London, United Kingdom 1,001–5,000 119
Kraken
kraken.tech
 Technology, Information and Internet City of Westminster, United Kingdom 1,001–5,000 191
OneAdvanced
oneadvanced.com
 Software Development Birmingham, United Kingdom 1,001–5,000 67
Trainline
thetrainline.com
 Technology, Information and Internet Greater London, United Kingdom 1,001–5,000 73
Computer Futures
computerfutures.com
 IT Services and IT Consulting Greater London, United Kingdom 501–1,000 503
Opencast | B Corp™
opencastsoftware.com
 IT Services and IT Consulting Newcastle upon Tyne, United Kingdom 501–1,000 116
GoCardless
gocardless.com
 IT Services and IT Consulting Greater London, United Kingdom 501–1,000 61
Salt
welovesalt.com
 Professional Services Greater London, United Kingdom 201–500 375
Cleo
meetcleo.com
 Financial Services Greater London, United Kingdom 201–500 270
Fresha
fresha.com
 Software Development Greater London, United Kingdom 201–500 153
Wheely
wheely.com
 Software Development Greater London, United Kingdom 201–500 76
Parser
parserdigital.com
 IT Services and IT Consulting City of London, United Kingdom 201–500 63
hackajob
hackajob.com
 Software Development Greater London, United Kingdom 51–200 1,389
Smart Working
smartworking.io
 IT Services and IT Consulting Greater London, United Kingdom 51–200 718
Haystack
haystackapp.io
 Technology, Information and Internet Newcastle upon Tyne, United Kingdom 51–200 605
Sharp Brains
sharpbrains.co.uk
 Technology, Information and Media Slough, United Kingdom 51–200 235
SR2 | Socially Responsible Recruitment | Certified B Corporation™
sr2rec.com
 IT Services and IT Consulting Bristol, United Kingdom 51–200 234
myGwork - LGBTQ+ Business Community
mygwork.com
 Technology, Information and Internet Greater London, United Kingdom 11–50 1,933
HSBC
hsbc.com
 Financial Services Greater London, United Kingdom 10,001+ 1,775
Tesco
tescoplc.com
 Retail Welwyn Hatfield, United Kingdom 10,001+ 1,426
Barclays
home.barclays
 Financial Services Greater London, United Kingdom 10,001+ 1,711
Mott MacDonald
mottmac.com
 Civil Engineering Greater London, United Kingdom 10,001+ 1,440
CHANEL
chanel.com
 Retail Luxury Goods and Jewelry City of London, United Kingdom 10,001+ 1,463
bp
bp.com
 Oil and Gas Greater London, United Kingdom 10,001+ 807
BAE Systems
baesystems.com
 Defense and Space Manufacturing Greater London, United Kingdom 10,001+ 891
Lloyds Banking Group
lloydsbankinggroup.com
 Financial Services Greater London, United Kingdom 10,001+ 630
Endava
endava.com
 IT Services and IT Consulting Greater London, United Kingdom 10,001+ 512
Rio Tinto
riotinto.com
 Mining City of London, United Kingdom 10,001+ 378
TechnipFMC
technipfmc.com
 Oil and Gas Newcastle upon Tyne, United Kingdom 10,001+ 324
Clarivate
clarivate.com
 Information Services Greater London, United Kingdom 10,001+ 369
Sage
sage.com
 Software Development Newcastle upon Tyne, United Kingdom 10,001+ 391
easyJet
easyjet.com
 Airlines and Aviation Luton, United Kingdom 10,001+ 102

119 companies use Ruby. Want the full list?

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

Market Signal

With 120 UK companies hiring across 30,503 open roles, Ruby remains a commercially active language well beyond its early-adopter phase — this is mainstream, production-grade hiring concentrated in high-revenue sectors like financial services and software development.

Stack Intelligence

Companies hiring for Ruby almost always pair it with Rails, Postgres, Redis, and Heroku — a stack that signals a preference for productivity and convention over configuration. This combination points to teams running transactional web applications that need reliable data persistence and fast caching, not experimental workloads. Vendors selling database management, cloud hosting migration, or application performance monitoring have a highly targetable install base here.

Hiring Landscape

Ruby in the Market

Where and how companies hire Ruby talent

By Industry

Software Development
23
IT Services and IT Consulting
20
Technology, Information and Internet
14
Financial Services
13
Business Consulting and Services
4
Hospitals and Health Care
3
Advertising Services
2
Defense and Space Manufacturing
2

Top Roles

Software Engineer67Product Manager53Data Engineer49Project Manager45Data Scientist43Devops Engineer41Business Analyst37Account Executive36Data Analyst36Account Manager35Business Development Manager34Backend Engineer29

Related Technologies

Ruby on RailsPostgreSQLRedisHeroku
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Frequently Asked Questions

What is Ruby?

Ruby is a programming language primarily used to build web applications, APIs, and internal tools — most often through the Rails framework. Businesses use it to ship product quickly, which is why it dominates in software companies and fintech. Hiring for Ruby signals an active development cycle, not maintenance mode.

Why should sales teams track Ruby hiring?

Ruby hiring is a reliable indicator that a company is investing in web infrastructure, which opens doors for vendors across hosting, security, and developer tooling. An SDR tracking a UK fintech posting Ruby and Postgres roles can reasonably infer they need database scaling or compliance tooling within the next quarter.

Who should be selling to companies that use Ruby?

Cloud infrastructure providers, database and caching vendors, application monitoring platforms, and CI/CD tooling companies are best positioned to sell into Ruby-hiring organisations.