Top 10+ C# Development Companies in England | C# Developers England 2026

Last Updated 04th November 2026 | Category: Top Web Development Firms

As of November 2026, this directory tracks 57 c-sharp companies. Hyperlink InfoSystem currently sits at the top of the list (5.0-star average from 497 verified reviews, $25 - $49 / hr, in business since 2011). Looking at the group as a whole, the midpoint hourly rate is $125, the median rating is 4.4, and 24% report a team of 50 or more. Most frequently listed specialties here include Mobile App Development, Web Development, Software Development, and Bot Development.

Every company on this page is evaluated on the same real signals: how clients have rated their work, what they charge per hour, how big their team is, and how long they've been in business. Clients rate these c-sharp firms 4.8/5 on average. $150 - $199 / hr is the most common rate band. Roughly 23% of the companies listed report a headcount of 50 or more. Before reaching out to any shortlisted firm, it's worth cross-checking its review history and portfolio directly - every listing is manually checked (founding year, services, team size) and reviews go through a moderation step before they go live.

57
Verified Firms
$150 - $199 / hr
Most Common Rate
4.8
Average Rating
23%
Have 50+ Employees
How this list is built: Companies are added only after manual research into their foundation year, service offerings, ratings, and employee strength. Client reviews go through a verification step before being marked Verified and shown publicly. Listings marked Sponsored pay for premium placement — sponsorship does not affect star ratings or review content.

Top-Ranked c-sharp Companies

Compare the highest-ranked firms first side by side.

Rank Company Rating Reviews Hourly Rate Team Size Founded Headquarters Action
1 5.0 497 $25 - $49 / hr 1,000 - 9,999 2011 Jersey City, NJ Visit Profile
2
4.7 7 $150 - $199 / hr 10 - 49 1998 Oadby, England Visit Profile
3 4.7 7 $50 - $99 / hr 250 - 999 2014 Kraków, Poland Visit Profile
4
4.3 7 $50 - $99 / hr 50 - 249 2008 — Visit Profile
5 4.3 6 $25 - $49 / hr 250 - 999 1999 — Visit Profile
6 4.5 8 $25 - $49 / hr 50 - 249 2007 — Visit Profile
7 4.6 9 $50 - $99 / hr 10 - 49 2005 — Visit Profile
8 4.6 9 $100 - $149 / hr 10 - 49 2010 — Visit Profile
9 4.2 8 $25 - $49 / hr 50 - 249 2012 — Visit Profile

The List of Top 10+ C# Development Companies in England | Top C# Developers England November 2026

No reviews yet
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Undisclosed
Freelancer
2007
$100 - $149
50 - 249
GBP 75,836+
Web Design VR App Development UI-UX Design Mobile App Development AR App Development Web Development
2005
$150 - $199
2 - 9
GBP 1,895,888+
E-commerce Development Mobile App Development SEO Social Media Marketing UI-UX Design Web Design Web Development
2014
$25 - $49
50 - 249
GBP 7,584+
Web Development Web Design AngularJS Development Node.js Development Mobile App Development UI/UX Design
1999
$25 - $49
50 - 249
GBP 37,918+
Web Development Web Design PHP Development Drupal E-Commerce Mobile App Development Ruby on Rails Magento
2005
$50 - $99
10 - 49
GBP 18,959+
Web Development Web Design PHP Development AngularJS Development Mobile App Development Custom Software Development
2012
$300+
2 - 9
GBP 37,918+
Branding Digital Strategy Mobile App Development UI-UX Design Web Design Web Development
2009
Undisclosed
10 - 49
GBP 7,584+
Enterprise App Development Mobile App Development UI-UX Design
No reviews yet
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$150 - $199
Freelancer
2014
$50 - $99
10 - 49
GBP 37,918+
Custom Software Development Internet of Things Mobile App Development UI-UX Design Wearable App Development Web Design Web Development
2010
$100 - $149
10 - 49
GBP 75,836+
Mobile App Development UI-UX Design Web Development
2011
$50 - $99
50 - 249
GBP 18,959+
Wearable App Development UI-UX Design Mobile App Development Internet of Things E-commerce Development Web Design Web Development
2012
$150 - $199
10 - 49
GBP 37,918+
IoT App Development Mobile App Development UI-UX Design Web Development
2010
$100 - $149
10 - 49
GBP 1,895,888+
Web Development Web Design PHP Development WordPress Development E-Commerce Mobile App Development UI/UX Design
2021
$25 - $49
10 - 49
2017
$50 - $99
10 - 49
GBP 37,918+
Custom Software Development Mobile App Development UI-UX Design Web Development
—
Undisclosed
2 - 9
2011
$100 - $149
10 - 49
GBP 1,895,888+
AR App Development iOS App Development iPhone App Development Mobile App Development UI-UX Design VR App Development Web Design Web Development
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$150 - $199
2 - 9
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FAQ

Frequently Asked Questions

Got questions about our specialized technology solutions? We have the answers to help you make informed decisions.

The line items that push a Web Development project in England over budget are rarely the obvious ones — it's usually the number of third-party integrations, how deep the testing needs to go, and what happens after launch in terms of support and maintenance. Compliance and security work, if your project needs it, adds a real chunk on top. A proper discovery conversation with your Web Development partner in England should surface most of this before you sign anything.

The surprises usually aren't from the Web Development company's own fees — they're things like third-party tool licenses, cloud hosting once the project scales past the free tier, app store fees, and whatever maintenance retainer kicks in after launch. A straight-talking Web Development firm in England will list these out unprompted; if a proposal looks suspiciously clean, ask directly what isn't included in the number you're seeing.

The firms that rank well among Web Development companies in England typically have verifiable client references, a track record of finished (not just started) projects, relevant certifications, and consistently positive feedback across multiple engagements — not just one standout case study. Self-reported claims with nothing to back them up carry little weight here; documented outcomes do.

Listings for Web Development companies in England update continuously as new reviews come in, with a more thorough re-ranking pass every few months. That means a firm coasting on an old reputation without fresh client feedback will gradually slide, while newer companies with strong recent delivery can move up — the goal is that the England list reflects how firms are performing now, not two years ago.

A Web Development company applies for inclusion in the England directory by submitting a full profile — case studies, references willing to be contacted, and any relevant certifications — which our team reviews before it goes live. Once listed, staying active and collecting genuine client reviews over time is what improves visibility; a profile that's set up once and never touched again tends to fall behind.

Firms with real cross-border experience can — Web Development companies in England that have supported international expansion before will know what it takes to localize a product properly: multi-language support, region-specific payment gateways, and compliance requirements that vary by market. That kind of hands-on experience is worth more than a generic promise to "support global growth," so ask for a specific example before assuming a Web Development firm in England can deliver on it.

Platforms like Clutch and GoodFirms are a good starting point, since they require some independent validation of the work described. A strong case study from a Web Development company in England spells out the original problem, what was actually built, and a measurable result — not just a screenshot and a paragraph of praise. Match case studies to your own industry and scale wherever you can; a great result in an unrelated space tells you less than it seems to.
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