Kainos vs Zühlke: full comparison for 2026
Quick verdict
Kainos (4.2/5) edges ahead of Zühlke (4.1/5) overall. Kainos is the better choice for UK government digital services, Workday programmes. Zühlke is the stronger option for regulated industries, medical devices, banking. The right choice depends on your project size, budget, and required tech stack.
Kainos vs Zühlke: head-to-head summary
| Criterion | Kainos | Zühlke |
|---|---|---|
| Founded | 1986 | 1968 |
| HQ | Belfast, United Kingdom | Schlieren, Switzerland (UK offices in London, Manchester, Edinburgh) |
| Team size | 3,000+ | 1,500–2,000 |
| Rating | 4.2 / 5 | 4.1 / 5 |
| Primary differentiator | Combined government digital delivery and Workday partnership, listed on the LSE | Swiss engineering discipline in regulated sectors with a UK team of about 150 |
| Pricing model | Time and materials, fixed price, framework call-offs | Time and materials, fixed price |
| Min. engagement | Not published | Not published |
| Primary tech stack | Java, .NET, AWS | Java, .NET, Azure |
| Industries served | Public sector, Healthcare, Financial services, Commercial enterprises | Financial services, Healthcare and medical devices, Public sector, Manufacturing |
Kainos vs Zühlke: overview
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.
Zühlke
Zühlke was founded in Switzerland in 1968 and employs close to 2,000 people, with nearshore centres in Serbia, Bulgaria, Portugal and Vietnam. The UK business marked 25 years in 2025 and has nearly 150 staff across London, Manchester and Edinburgh, led by UK CEO Angela Bishop since October 2024. UK clients include HSBC and NHS England. Its medical-device and regulated-industry engineering background is unusual for a services firm of this size.
Services and capabilities: Kainos vs Zühlke
| Capability | Kainos | Zühlke |
|---|---|---|
| Custom software development | ✓ | ✓ |
| Mobile app development | ✗ | ✗ |
| Cloud & DevOps | ✓ | ✓ |
| Data & AI | ✓ | ✓ |
| Legacy modernisation | ✓ | ✗ |
| Embedded & IoT | ✗ | ✓ |
| Dedicated team model | ✗ | ✗ |
| Fixed-price projects | ✓ | ✓ |
Tech stack comparison: Kainos vs Zühlke
| Framework / platform | Kainos | Zühlke |
|---|---|---|
| .NET | ✓ | ✓ |
| Java | ✓ | ✓ |
| Python | ✓ | ✓ |
| React | N/A | ✓ |
| AWS | ✓ | ✓ |
| Azure | ✓ | ✓ |
| Kubernetes | ✓ | N/A |
| Embedded | N/A | ✓ |
Pricing comparison: Kainos vs Zühlke
| Criterion | Kainos | Zühlke |
|---|---|---|
| Minimum engagement | Not published | Not published |
| Engagement models | Fixed project, Time and materials | Fixed project, Time and materials |
| Rate transparency | Not public | Not public |
| Price tier | Mid-market | Mid-market |
Target audience comparison: Kainos vs Zühlke
| Dimension | Kainos | Zühlke |
|---|---|---|
| Best company size | Startup to mid-market | Startup to mid-market |
| Best industries | Public sector, Healthcare, Financial services | Financial services, Healthcare and medical devices, Public sector |
| Best use cases | A government department needs a GOV.UK service built and run., An NHS body wants a digital patient service delivered onshore. | A medtech company needs software developed under IEC 62304., A bank wants a regulated customer platform built with strong engineering governance. |
| Typical project type | Fixed project | Fixed project |
Kainos vs Zühlke: pros and cons
| 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 |
| Zühlke | |
|---|---|
| + | Experience with medical device software regulations is rare among UK suppliers |
| + | Nearshore hubs give some cost flexibility beyond the UK team |
| + | Long-standing UK presence with named banking and NHS clients |
| - | Swiss rate cards are high, even with nearshore staff in the mix |
| - | The UK team is small relative to the group |
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.
Who should choose Zühlke?
A typical fit: a medtech company needs software developed under IEC 62304.
Swiss engineering discipline in regulated sectors with a UK team of about 150. Minimum engagement is not publicly disclosed. Works best with clients in Financial services, Healthcare and medical devices, Public sector, Manufacturing.
Decision matrix: Kainos vs Zühlke
| 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: Kainos (Not published) vs Zühlke (Not published) |
| You need specialist depth in a specific vertical | Kainos |
| You want engineers added to your own in-house team | Neither lists team extension; ask about dedicated teams |
| Your product includes hardware, firmware or connected devices | Zühlke |
Use case fit: Kainos vs Zühlke
| Use case | Kainos fit | Zühlke fit | Winner |
|---|---|---|---|
| A government department needs a GOV.UK service built and run. | Strong | Limited | Kainos |
| An NHS body wants a digital patient service delivered onshore. | Strong | Limited | Kainos |
| A medtech company needs software developed under IEC 62304. | Limited | Strong | Zühlke |
| A bank wants a regulated customer platform built with strong engineering governance. | Limited | Strong | Zühlke |
| You need hardware, firmware or IoT work in the same contract | Limited | Strong | Zühlke |
| You want a fixed-price first phase before a longer engagement | Strong | Strong | Both equally |
Verdict: Kainos vs Zühlke
Kainos (4.2/5) is the stronger overall choice for most Software Development Outsourcing projects. Combined government digital delivery and Workday partnership, listed on the LSE.
Zühlke (4.1/5) is worth a look in a scenario like this: a bank wants a regulated customer platform built with strong engineering governance. If your situation matches that, Zühlke is a competitive option.
Related comparisons
Kainos vs Zühlke FAQ
Is Kainos better than Zühlke?
Kainos (4.2/5) scores higher overall, but "better" depends on your use case. Kainos's strongest advantage: belfast-based delivery costs less than London while staying UK-based. Zühlke's strongest advantage: experience with medical device software regulations is rare among UK suppliers.
How do Kainos and Zühlke differ in pricing?
Kainos uses time and materials, fixed price, framework call-offs pricing. Zühlke uses time and materials, fixed price pricing. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.
Which is better for enterprise: Kainos or Zühlke?
Zühlke 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 Kainos and Zühlke?
Kainos's primary differentiator is: combined government digital delivery and Workday partnership, listed on the LSE. Zühlke's primary differentiator is: swiss engineering discipline in regulated sectors with a UK team of about 150. They also differ in team size (3,000+ vs 1,500–2,000), minimum engagement (Not published vs Not published), and primary industries served (Public sector, Healthcare vs Financial services, Healthcare and medical devices).
Verify all details directly with each company before making a decision.