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Companies Using C# in Poland

138 companies are hiring C# talent in Poland.

C# is Microsoft's primary language for building enterprise applications, backend APIs, game logic, and Windows-native software. When companies in Poland post C# roles, they're typically mid-build on a .NET-based product or modernizing a legacy system — both scenarios that trigger purchases across cloud infrastructure, DevOps tooling, and database licensing. The adjacent spend is predictable: where C# goes, Azure, SQL Server, and CI/CD platforms follow.

Buying Signal

A company hiring C# developers is either scaling an existing .NET product or migrating off an older stack — both buying moments for vendors in cloud hosting, testing automation, and application security. With DevOps Engineers and Project Managers topping the role list alongside developers, these companies are building out full delivery teams, not just writing code. Infrastructure vendors, Azure-native ISVs, and enterprise middleware providers should be prioritizing these accounts.

Top Companies42 shown

CompanyIndustryHQ LocationSizeJobsLinks
Sii Poland
sii.pl
 IT Services and IT Consulting Warsaw, Poland 5,001+ 1,922
PwC Polska
pwc.pl
 Business Consulting and Services Poland 5,001+ 934
Comarch
comarch.pl
 Software Development Krakow, Poland 5,001+ 301
ING Poland
ing.pl
 Banking Katowice, Poland 5,001+ 150
mBank S.A.
mbank.pl
 Banking Warsaw, Poland 5,001+ 112
ALTEN Polska
altenpolska.pl
 IT Services and IT Consulting Krakow, Poland 1,001–5,000 255
InPost
inpost.pl
 Transportation, Logistics, Supply Chain and Storage Poland 1,001–5,000 166
Billennium
billennium.com
 IT Services and IT Consulting Warsaw, Poland 1,001–5,000 186
CD PROJEKT RED
cdprojektred.com
 Computer Games Poland 1,001–5,000 128
Demant Polska
demant.pl
 Medical Device Poland 1,001–5,000 89
American Heart of Poland
ahop.pl
 Hospitals and Health Care Poland 1,001–5,000 130
Software Mind
softwaremind.com
 IT Services and IT Consulting Krakow, Poland 1,001–5,000 98
x-kom
x-kom.pl
 Computer Hardware Częstochowa, Poland 1,001–5,000 52
T-Mobile Polska
magentateam.pl
 Telecommunications Poland 1,001–5,000 29
Prime Engineering Poland
primeengineering.pl
 IT Services and IT Consulting Katowice, Poland 1,001–5,000 25
Jit Team
jit.team
 IT Services and IT Consulting Poland 501–1,000 253
NATEK
natek.eu
 IT Services and IT Consulting Poland 501–1,000 216
Connectis_
connectis.pl
 Information Technology & Services Warsaw, Poland 501–1,000 44
Future Processing
future-processing.com
 IT Services and IT Consulting Poland 501–1,000 59
Onwelo
onwelo.com
 IT Services and IT Consulting Poland 501–1,000 38
People Can Fly Studio
peoplecanfly.com
 Computer Games Warsaw, Poland 501–1,000 40
speedapp
speedapp.pl
 IT Services and IT Consulting Warsaw, Poland 201–500 99
Promise Group
promisegroup.com
 IT Services and IT Consulting Poland 201–500 83
TechMagic
techmagic.co
 Software Development Krakow, Poland 201–500 46
BPX
bpxglobal.com
 IT Services and IT Consulting Wrocław, Poland 201–500 68
Briju 1920
briju.pl
 Retail Luxury Goods and Jewelry Gniezno, Poland 201–500 96
Praca.pl
praca.pl
 Technology, Information and Internet Poland 51–200 2,009
Ness Solution
ness.com.pl
 IT Services and IT Consulting Warsaw, Poland 51–200 199
IT Squad
itsquad.pl
 IT Services and IT Consulting Warsaw, Poland 51–200 59
Integral Solutions - Data & AI
integralsolutions.pl
 IT Services and IT Consulting Warsaw, Poland 51–200 181
People More
peoplemore.eu
 Information Technology & Services Krakow, Poland 51–200 60
SNI
snisourcing.net
 IT Services and IT Consulting Warsaw, Poland 51–200 66
Spline
spline.pl
 Engineering Services Katowice, Poland 51–200 34
Xopero Software | GitProtect
xopero.com
 Software Development Gorzow, Poland 51–200 38
Chabre
chabre.pl
 IT Services and IT Consulting Poland 51–200 32
eConsulting
econsulting.co
 Information Services Warsaw, Poland 51–200 25
B2Bnetwork
b2bnetwork.pl
 Information Technology & Services Warsaw, Poland 51–200 82
Aspartus
aspartus.pl
 IT Services and IT Consulting Poland 11–50 34
ITS International Services Sp. z o.o.
its-inter.pl
 Software Development Poland 11–50 61
Santander Bank Polska
santander.pl
 Banking Warsaw, Poland 10,001+ 345
Bank Pekao S.A.
pekao.com.pl
 Banking Warsaw, Poland 10,001+ 248
PZU
pzu.pl
 Insurance Warsaw, Poland 10,001+ 69

138 companies use C#. Want the full list?

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Companies with open C# roles in Poland. Company HQ may be in a different location.

Market Signal

138 companies posting over 11,000 roles signals that C# remains a core enterprise technology in Poland, not a niche skillset. That ratio — roughly 83 open roles per company — suggests sustained platform investment rather than one-off project hiring.

Stack Intelligence

The combination of C#, .NET, Azure, and SQL Server is a classic Microsoft-aligned enterprise stack, and companies hiring across all four are likely committed to the Microsoft ecosystem for the foreseeable future. For sales teams, this stack signals high Azure consumption potential and active SQL Server licensing discussions. It also narrows the ICP: these buyers respond to Microsoft-partnered vendors and cloud-native tooling built for Windows-first environments.

Hiring Landscape

C# in the Market

Where and how companies hire C# talent

By Industry

IT Services and IT Consulting
41
Software Development
23
Computer Games
10
Information Technology & Services
8
Banking
6
Information Services
4
Financial Services
3
Technology, Information and Internet
3

Top Roles

Devops Engineer41Project Manager41Business Analyst40Java Developer37Data Engineer32Fullstack Developer31Net Developer27Software Engineer26Qa Engineer22System Analyst22Frontend Developer21Python Developer21

Related Technologies

.NETSQL Server
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Frequently Asked Questions

What is C#?

C# is the programming language behind most Microsoft-stack enterprise applications, from internal business tools to customer-facing SaaS products. Companies hiring for it are actively building or maintaining software that runs on .NET infrastructure. The hiring signal indicates an active development cycle — and an open budget window.

Why should sales teams track C# hiring?

Tracking C# hiring in Poland surfaces companies mid-investment in their software stack, before vendor decisions are locked in. A DevOps or cloud vendor spotting a company posting 10+ C# roles has a clear entry point to pitch infrastructure, security, or deployment tooling.

Who should be selling to companies that use C#?

Vendors best positioned here include Microsoft Azure resellers, CI/CD and DevOps platform providers, application performance monitoring tools, and enterprise database or data integration vendors.