Top 10+ Yii Development Companies in London (2026)
Last Updated 06th November 2026 | Category: Top Web Development FirmsAs of November 2026, this directory tracks 58 yii 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 4.5, and 27% report a team of 50 or more. Most frequently listed specialties here include Mobile App Development, Web Development, AI 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 yii firms 4.8/5 on average. $150 - $199 / hr is the most common rate band. Roughly 26% 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.
58
Verified Firms
$150 - $199 / hr
Most Common Rate
4.8
Average Rating
26%
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 yii Companies
Compare the highest-ranked firms first side by side.
| Rank | Company | Rating | Reviews | Hourly Rate | Action |
|---|---|---|---|---|---|
| 1 | 497 | $25 - $49 / hr | Visit Profile | ||
| 2 | 7 | $50 - $99 / hr | Visit Profile | ||
| 3 | 7 | $150 - $199 / hr | Visit Profile | ||
| 4 | 7 | $50 - $99 / hr | Visit Profile | ||
| 5 | 6 | $150 - $199 / hr | Visit Profile | ||
| 6 | 7 | $25 - $49 / hr | Visit Profile | ||
| 7 | 6 | $150 - $199 / hr | Visit Profile | ||
| 8 |
FB
|
10 | $150 - $199 / hr | Visit Profile | |
| 9 | 10 | $100 - $149 / hr | Visit Profile | ||
| 10 |
AD
|
9 | Undisclosed | Visit Profile |
The List of Top 10+ Yii Development Companies in London | Top Yii Developers London November 2026
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Got questions about our specialized technology solutions? We have the answers to help you make informed decisions.
Most will, as long as the scope is genuinely locked down — clear requirements, a defined timeline, and agreed deliverables. Fixed-price contracts with Web Development companies in London tie payment to milestones rather than hours worked, which is good for budget predictability but only works if everyone agrees upfront on what a change request looks like. Make sure that process is spelled out in writing before work starts.
Get clear, specific answers on: who owns the code once it's delivered, what the support window looks like after launch, how they handle a team member leaving mid-project, and what their process is when a client requests a scope change. Vague or evasive answers to any of these from a Web Development company in London are a bigger red flag than a slightly higher quote.
A good Web Development company in London doesn't stop at shipping features — the strongest ones bring analytics setup, structured A/B testing, and performance tuning into the conversation from early on, so the product keeps improving after launch instead of sitting static. Treated this way, a Web Development partner in London becomes an ongoing part of how the business grows rather than a vendor you call once and don't hear from again.
Firms with real cross-border experience can — Web Development companies in London 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 London 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 London 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.
Web Development companies in London known for reliable delivery usually share a few habits: established agile processes, experienced project managers rather than junior coordinators, and reusable components that cut down on repeated work. Ask a shortlisted Web Development firm in London directly for their on-time delivery rate and how they've handled a project that started slipping — the answer to the second question is usually more revealing than the first.
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