Best Software Development Outsourcing UK

Equal Experts vs Kainos: full comparison for 2026

Quick verdict

Equal Experts (4.2/5) edges ahead of Kainos (4.2/5) overall. Equal Experts is the better choice for senior engineers for complex delivery, government and retail. Kainos is the stronger option for UK government digital services, Workday programmes. The right choice depends on your project size, budget, and required tech stack.

Equal Experts vs Kainos: head-to-head summary

Criterion Equal Experts Kainos
Founded 2007 1986
HQ London, United Kingdom Belfast, United Kingdom
Team size 1,000–4,000 (staff and associates) 3,000+
Rating 4.2 / 5 4.2 / 5
Primary differentiator Senior-only teams drawn from a large associate network Combined government digital delivery and Workday partnership, listed on the LSE
Pricing model Time and materials, capability-based Time and materials, fixed price, framework call-offs
Min. engagement Not published Not published
Primary tech stack Java, Kotlin, TypeScript Java, .NET, AWS
Industries served Public sector, Retail, Financial services, Telecoms Public sector, Healthcare, Financial services, Commercial enterprises

Equal Experts vs Kainos: overview

Equal Experts

Equal Experts launched in London in 2007 with a flat structure built around experienced engineers. The company lists a network of around 4,000 people, a mix of permanent staff and independent associates, and a consultancy directory reports that it is owned by its consultant and customer network through the Equal Experts Trust. UK clients have included HMRC, Defra and John Lewis. Teams are mostly senior and onshore, and its pricing reflects that.

Kainos

Kainos was founded in Belfast in 1986 and is listed on the London Stock Exchange. In the year to March 2026 it reported revenue of £431.1m, up 17%, and a workforce of 3,216 after adding 420 people, a rebound from a 2024/25 restructuring that cut staff by 7%. It runs three divisions: Digital Services, Workday Services and Workday Products. Its government work spans departments such as the Home Office and NHS bodies, delivered from the UK and Ireland.

Services and capabilities: Equal Experts vs Kainos

Capability Equal Experts Kainos
Custom software development ✓ ✓
Mobile app development ✗ ✗
Cloud & DevOps ✓ ✓
Data & AI ✓ ✓
Legacy modernisation ✓ ✓
Embedded & IoT ✗ ✗
Dedicated team model ✗ ✗
Fixed-price projects ✗ ✓

Tech stack comparison: Equal Experts vs Kainos

Framework / platform Equal Experts Kainos
.NET N/A ✓
Java ✓ ✓
Python N/A ✓
React N/A N/A
AWS ✓ ✓
Azure N/A ✓
Kubernetes ✓ ✓
Embedded N/A N/A

Pricing comparison: Equal Experts vs Kainos

Criterion Equal Experts Kainos
Minimum engagement Not published Not published
Engagement models Time and materials, Team extension Fixed project, Time and materials
Rate transparency Not public Not public
Price tier Mid-market Mid-market

Target audience comparison: Equal Experts vs Kainos

Dimension Equal Experts Kainos
Best company size Mid-market to enterprise Startup to mid-market
Best industries Public sector, Retail, Financial services Public sector, Healthcare, Financial services
Best use cases A government department needs senior engineers to rescue a struggling platform., A retailer wants a cloud platform team to build internal developer tooling. A government department needs a GOV.UK service built and run., An NHS body wants a digital patient service delivered onshore.
Typical project type Time and materials Fixed project

Equal Experts vs Kainos: pros and cons

Equal Experts
+ Consultants are typically very experienced, which reduces the need for close supervision
+ Proven track record on large UK government platforms such as HMRC's
+ Ownership structure aligns consultants with long-term client outcomes
- Associate-heavy model means team members may change between engagements
- Mostly onshore and senior, so day rates are among the higher ones on this list
Kainos
+ Belfast-based delivery costs less than London while staying UK-based
+ Public reporting gives buyers verified financials and headcount
+ Very familiar with UK public-sector procurement frameworks
- Little offshore capacity, so rates do not compete with nearshore vendors
- Workday business takes a growing share of leadership focus
- The 2024/25 restructuring shows exposure to swings in public-sector spending

Who should choose Equal Experts?

A typical fit: a government department needs senior engineers to rescue a struggling platform.

Senior-only teams drawn from a large associate network. Minimum engagement is not publicly disclosed. Works best with clients in Public sector, Retail, Financial services, Telecoms.

Who should choose Kainos?

A typical fit: a government department needs a GOV.UK service built and run.

Combined government digital delivery and Workday partnership, listed on the LSE. Minimum engagement is not publicly disclosed. Works best with clients in Public sector, Healthcare, Financial services, Commercial enterprises.

Decision matrix: Equal Experts vs Kainos

Your situation Recommended choice
You need full-ownership delivery on a defined project scope Kainos
You need a large dedicated team for an ongoing programme Check each company's engagement model
Your budget is at the lower end Compare: Equal Experts (Not published) vs Kainos (Not published)
You need specialist depth in a specific vertical Equal Experts
You want engineers added to your own in-house team Equal Experts
Your product includes hardware, firmware or connected devices Neither; consider an embedded specialist

Use case fit: Equal Experts vs Kainos

Use case Equal Experts fit Kainos fit Winner
A government department needs senior engineers to rescue a struggling platform. Strong Limited Equal Experts
A retailer wants a cloud platform team to build internal developer tooling. Strong Limited Equal Experts
A government department needs a GOV.UK service built and run. Limited Strong Kainos
An NHS body wants a digital patient service delivered onshore. Limited Strong Kainos
You need hardware, firmware or IoT work in the same contract Limited Limited Both equally
You want a fixed-price first phase before a longer engagement Limited Strong Kainos

Verdict: Equal Experts vs Kainos

Equal Experts (4.2/5) is the stronger overall choice for most Software Development Outsourcing projects. Senior-only teams drawn from a large associate network.

Kainos (4.2/5) is worth a look in a scenario like this: an NHS body wants a digital patient service delivered onshore. If your situation matches that, Kainos is a competitive option.

Related comparisons

Equal Experts vs Kainos FAQ

Is Equal Experts better than Kainos?

Equal Experts (4.2/5) scores higher overall, but "better" depends on your use case. Equal Experts's strongest advantage: consultants are typically very experienced, which reduces the need for close supervision. Kainos's strongest advantage: belfast-based delivery costs less than London while staying UK-based.

How do Equal Experts and Kainos differ in pricing?

Equal Experts uses time and materials, capability-based pricing. Kainos uses time and materials, fixed price, framework call-offs pricing. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: Equal Experts or Kainos?

Equal Experts is the larger team and typically the better enterprise-scale choice. For very large programmes, verify team size and compliance coverage directly with each company before shortlisting.

What are the main differences between Equal Experts and Kainos?

Equal Experts's primary differentiator is: senior-only teams drawn from a large associate network. Kainos's primary differentiator is: combined government digital delivery and Workday partnership, listed on the LSE. They also differ in team size (1,000–4,000 (staff and associates) vs 3,000+), minimum engagement (Not published vs Not published), and primary industries served (Public sector, Retail vs Public sector, Healthcare).

Verify all details directly with each company before making a decision.