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Companies Using C# in Ireland

343 companies are hiring C# talent in Ireland, with 882 open roles.

343
Companies
882
Open Roles

C# is Microsoft's primary language for building enterprise applications, APIs, and cloud-native services — and companies hiring for it are almost always deep in the Microsoft ecosystem. In Ireland, 438 companies are actively recruiting C# talent across 1,050 open roles, signaling sustained investment in .NET-based platforms. These teams typically need adjacent tooling: Azure infrastructure, SQL Server licensing, CI/CD pipelines, and enterprise security solutions.

Buying Signal

When a company posts C# roles, they're usually building or scaling a product on the Microsoft stack — which means active or upcoming spend on Azure services, DevOps tooling, and data infrastructure. A surge in senior-level hires (Software Architects, Senior Engineers) specifically suggests architectural decisions are being made, not just headcount filled. Cloud platform vendors, database providers, and application monitoring tools should be prioritizing these accounts.

Top Companies50 shown

CompanyIndustryHQ LocationSizeJobsLast SeenLinks
MongoDB
mongodb.com
 Software Development New York, United States 5,001+ 25 6w ago
Bentley Systems
bentley.com
 Software Development Uwchlan Township, United States 5,001+ 18 6w ago
HubSpot
igniteag.com
 Software Development Cambridge, United States 5,001+ 12 6w ago
BearingPoint
bearingpoint.com
 Business Consulting and Services Amsterdam, Netherlands 5,001+ 7 6w ago
Stripe
stripe.com
 Technology, Information and Internet South San Francisco, United States 5,001+ 7 6w ago
Yahoo
yahooinc.com
 Software Development North Amityville, United States 5,001+ 5 5w ago
Agoda
careersatagoda.com
 Software Development Singapore 5,001+ 4 2mo ago
Docusign
docusign.com
 Software Development San Francisco, United States 5,001+ 4 7w ago
D
Deutsche Bahn
 Rail Transportation Berlin, Ireland 10,001–5,000 68 5w ago
Guidewire Software
guidewire.com
 Software Development United States 1,001–5,000 15 6w ago
Arista Networks
arista.com
 Computer Networking Products Santa Clara, United States 1,001–5,000 11 6w ago
PM Group
pmgroup-global.com
 Business Consulting and Services Dublin, Ireland 1,001–5,000 11 6w ago
PwC Ireland
pwc.ie
 Professional Services Ireland 1,001–5,000 11 6w ago
Breedon Group plc
breedongroup.com
 Wholesale Building Materials Derby, United Kingdom 1,001–5,000 10 6w ago
Version 1
version1.com
 IT Services and IT Consulting Ireland 1,001–5,000 10 6w ago
Grant Thornton Ireland
grantthornton.ie
 Professional Services Dublin, Ireland 1,001–5,000 9 6w ago
Susquehanna International Group
sig.com
 Financial Services Lower Merion Township, United States 1,001–5,000 9 6w ago
Diligent
diligent.com
 Software Development New York, United States 1,001–5,000 8 6w ago
AMCS Group
amcsgroup.com
 Environmental Services Limerick, Ireland 1,001–5,000 7 1mo ago
SLR Consulting
slrconsulting.com
 Environmental Services Greater London, United Kingdom 1,001–5,000 7 6w ago
Sysco Ireland
syscoireland.com
 Food and Beverage Services Dublin, Ireland 1,001–5,000 7 7w ago
Panda Ireland
panda.ie
 Environmental Services Dublin, Ireland 1,001–5,000 6 7w ago
Dolby Laboratories
dolby.com
 Computers and Electronics Manufacturing San Francisco, United States 1,001–5,000 5 1mo ago
PGIM
pgim.com
 Financial Services Newark, United States 1,001–5,000 5 2mo ago
Charles River Development
crd.com
 Software Development Burlington, United States 1,001–5,000 4 6w ago
Anthropic
anthropic.com
 Research Services 501–1,000 4 6w ago
CAI
caiready.com
 Pharmaceutical Manufacturing Indianapolis, United States 501–1,000 4 1mo ago
GTreasury
gtreasury.com
 Financial Services Buffalo Grove, United States 201–500 10 6w ago
Tether.io
tether.io
 Financial Services 201–500 8 7w ago
Kneat Solutions
kneat.com
 Software Development Limerick, Ireland 201–500 7 1mo ago
LearnUpon
learnupon.com
 E-Learning Providers Dublin, Ireland 201–500 5 2mo ago
Axelera AI
axelera.ai
 Semiconductor Manufacturing Eindhoven, Netherlands 201–500 4 6w ago
Barna Recycling
barnarecycling.com
 Consumer Services Galway, Ireland 201–500 4 3mo ago
Carraig Donn
carraigdonn.com
 Retail Westport, Ireland 201–500 4 7w ago
n8n
n8n.io
 Software Development Berlin, Germany 51–200 12 6w ago
St. Lawrence Parks Commission
parks.on.ca
 Government Administration South Dundas, Canada 51–200 6 7w ago
AeroVect
aerovect.com
 Airlines and Aviation South San Francisco, United States 51–200 5 6w ago
Keelvar
keelvar.com
 Software Development Cork, Ireland 51–200 5 6w ago
Manna Air Delivery
manna.aero
 Transportation, Logistics, Supply Chain and Storage Dublin, Ireland 51–200 5 1mo ago
DOCOsoft
docosoft.com
 Software Development Dundrum, Ireland 51–200 4 6w ago
Analog Devices
analog.com
 Semiconductor Manufacturing Wilmington, United States 10,001+ 30 4w ago
Red Hat
redhat.com
 Software Development Raleigh, United States 10,001+ 10 1mo ago
Acuity
acuityinc.com
 Appliances, Electrical, and Electronics Manufacturing Atlanta, United States 10,001+ 9 6w ago
Salesforce
salesforce.com
 Software Development San Francisco, United States 10,001+ 9 6w ago
SS&C Technologies
ssctech.com
 Software Development Windsor, United States 10,001+ 9 5w ago
Qualcomm
qualcomm.com
 Semiconductor Manufacturing San Diego, United States 10,001+ 8 6w ago
Microchip Technology Inc.
microchip.com
 Semiconductor Manufacturing Chandler, United States 10,001+ 6 7w ago
Arup
arup.com
 Design Services Greater London, United Kingdom 10,001+ 5 6w ago
Fiserv
fiserv.com
 IT Services and IT Consulting Milwaukee, United States 10,001+ 5 6w ago
Primark
primark.com
 Retail Dublin, Ireland 10,001+ 5 6w ago

343 companies use C#. Want the full list?

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

▲Market Signal

Over 1,000 open C# roles across 438 Irish companies points to a mature but actively growing market — this isn't a niche skill set, it's a production-grade hiring signal at scale. Software Development dominates at 97 companies, but Financial Services and IT Consulting together account for another 61, indicating C# is central to regulated, high-stakes environments.

⦿Stack Intelligence

The combination of .NET, Azure, and SQL Server appearing alongside C# hiring confirms these companies are running Microsoft-aligned stacks end to end. That's a strong signal for vendors selling Azure cost optimization, SQL Server migration tools, or .NET application performance monitoring. A full-stack Microsoft shop is also more likely to be evaluating Microsoft 365, Entra ID, or Defender — making this cluster valuable for broader enterprise software sales.

C# Hiring Landscape

Where and how companies hire C# talent

By Industry

Software Development
97
Financial Services
31
IT Services and IT Consulting
30
Semiconductor Manufacturing
8
Technology, Information and Internet
16
Business Consulting and Services
14
Environmental Services
8
Pharmaceutical Manufacturing
16

Top Roles

Software Engineer19Senior Software Engineer8Software Architect5Software Developer5Account Executive4Enterprise Account Executive4HGV Class 2 Driver4Senior Software Engineer - Back end4Senior Software Engineer - Red Hat OpenStack NFV Architecture (Ireland)4Software Engineer (Entry-Level / Associate)4Account Executive, Mid Market - France3Business Development Representative3

Related Technologies

.NETMicrosoft AzureSQL Server

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Frequently Asked Questions

What is C#?

C# is the dominant programming language for building enterprise software on Microsoft's .NET framework, used across web applications, APIs, and backend services. Companies hiring C# engineers are typically maintaining or expanding production systems, not experimenting. The hiring signal indicates active platform investment.

Why should sales teams track C# hiring?

Tracking C# hiring lets sales teams identify companies actively building on the Microsoft stack before they've signed contracts. An SDR targeting Azure security tools, for example, can use C# hiring spikes to find accounts mid-build — when budget is live and vendor decisions haven't been made.

Who should be selling to companies that use C#?

Vendors best positioned to target C# hiring companies include cloud infrastructure providers (especially Azure partners), database and data warehousing platforms, application performance monitoring tools, and DevOps or CI/CD solution vendors.