Best Software Development Outsourcing UK

Ciklum vs BJSS (CGI): full comparison for 2026

Quick verdict

Ciklum (4.1/5) edges ahead of BJSS (CGI) (4.0/5) overall. Ciklum is the better choice for large dedicated teams with a London contract. BJSS (CGI) is the stronger option for NHS and government programmes, large onshore delivery. The right choice depends on your project size, budget, and required tech stack.

Ciklum vs BJSS (CGI): head-to-head summary

Criterion Ciklum BJSS (CGI)
Founded 2002 1993
HQ London, United Kingdom Leeds, United Kingdom (owned by CGI)
Team size 3,000–4,500 2,000–2,500
Rating 4.1 / 5 4.0 / 5
Primary differentiator London headquarters with a long history of large dedicated teams in Ukraine and Central Europe Large UK onshore delivery capacity, now backed by CGI's global network
Pricing model Dedicated team, time and materials, managed service Time and materials, fixed price, managed service
Min. engagement Not published Not published
Primary tech stack Java, .NET, Python Java, .NET, AWS
Industries served Financial services, Retail, Healthcare, Media, Travel Public sector, Healthcare, Financial services, Retail, Energy

Ciklum vs BJSS (CGI): overview

Ciklum

Danish entrepreneur Torben Majgaard started Ciklum in 2002 in Kyiv. It is now headquartered in London's Shoreditch and employs around 4,000 people. Its investors have included Horizon Capital, a fund associated with George Soros, and Dragon Capital, but current ownership is not publicly documented. Delivery is concentrated in Ukraine and Poland, plus the Czech Republic since its 2021 acquisition of Prague-based CN Group.

BJSS (CGI)

BJSS was founded in Leeds in 1993 and grew into one of the UK's largest independent technology consultancies before CGI completed its acquisition in February 2025. The deal brought about 2,400 BJSS staff into CGI and took CGI's UK headcount past 8,500. BJSS teams are being merged into CGI's metro-based UK operating model. UK clients get the scale and governance of a global group, with nearshore capacity now available through CGI centres such as Portugal.

Services and capabilities: Ciklum vs BJSS (CGI)

Capability Ciklum BJSS (CGI)
Custom software development ✓ ✓
Mobile app development ✗ ✗
Cloud & DevOps ✓ ✓
Data & AI ✓ ✓
Legacy modernisation ✗ ✗
Embedded & IoT ✗ ✗
Dedicated team model ✓ ✗
Fixed-price projects ✗ ✓

Tech stack comparison: Ciklum vs BJSS (CGI)

Framework / platform Ciklum BJSS (CGI)
.NET ✓ ✓
Java ✓ ✓
Python ✓ ✓
React ✓ N/A
AWS ✓ ✓
Azure ✓ ✓
Kubernetes N/A ✓
Embedded N/A N/A

Pricing comparison: Ciklum vs BJSS (CGI)

Criterion Ciklum BJSS (CGI)
Minimum engagement Not published Not published
Engagement models Dedicated team, Managed service, Time and materials Fixed project, Managed service, Time and materials
Rate transparency Not public Not public
Price tier Mid-market Mid-market

Target audience comparison: Ciklum vs BJSS (CGI)

Dimension Ciklum BJSS (CGI)
Best company size Startup to mid-market Startup to mid-market
Best industries Financial services, Retail, Healthcare Public sector, Healthcare, Financial services
Best use cases A retailer needs a 30-person e-commerce team., A healthcare firm wants a managed QA and testing service. An NHS trust needs a national-scale digital service., A bank wants a large onshore team with independent testing.
Typical project type Dedicated team Fixed project

Ciklum vs BJSS (CGI): pros and cons

Ciklum
+ London HQ makes contracting simple for UK buyers
+ Twenty years of experience running large remote teams
+ Several delivery countries spread location risk
- Ownership has changed hands between investors several times, and the current cap table is not public
- A large Ukrainian workforce means continuity plans need review
- Mid-sized clients may find the sales process heavy
BJSS (CGI)
+ Long record on large NHS and government programmes
+ CGI ownership adds financial stability and access to nearshore centres
+ Strong testing and quality engineering practice
- Acquired by CGI in 2025, and integration into CGI's model may change account teams and processes
- Large-consultancy pricing and governance are heavy for small projects

Who should choose Ciklum?

A typical fit: a retailer needs a 30-person e-commerce team.

London headquarters with a long history of large dedicated teams in Ukraine and Central Europe. Minimum engagement is not publicly disclosed. Works best with clients in Financial services, Retail, Healthcare, Media, Travel.

Who should choose BJSS (CGI)?

A typical fit: an NHS trust needs a national-scale digital service.

Large UK onshore delivery capacity, now backed by CGI's global network. Minimum engagement is not publicly disclosed. Works best with clients in Public sector, Healthcare, Financial services, Retail, Energy.

Decision matrix: Ciklum vs BJSS (CGI)

Your situation Recommended choice
You need full-ownership delivery on a defined project scope BJSS (CGI)
You need a large dedicated team for an ongoing programme Ciklum
Your budget is at the lower end Compare: Ciklum (Not published) vs BJSS (CGI) (Not published)
You need specialist depth in a specific vertical Ciklum
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 Neither; consider an embedded specialist

Use case fit: Ciklum vs BJSS (CGI)

Use case Ciklum fit BJSS (CGI) fit Winner
A retailer needs a 30-person e-commerce team. Strong Limited Ciklum
A healthcare firm wants a managed QA and testing service. Strong Limited Ciklum
An NHS trust needs a national-scale digital service. Limited Strong BJSS (CGI)
A bank wants a large onshore team with independent testing. Limited Strong BJSS (CGI)
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 BJSS (CGI)

Verdict: Ciklum vs BJSS (CGI)

Ciklum (4.1/5) is the stronger overall choice for most Software Development Outsourcing projects. London headquarters with a long history of large dedicated teams in Ukraine and Central Europe.

BJSS (CGI) (4.0/5) is worth a look in a scenario like this: a bank wants a large onshore team with independent testing. If your situation matches that, BJSS (CGI) is a competitive option.

Related comparisons

Ciklum vs BJSS (CGI) FAQ

Is Ciklum better than BJSS (CGI)?

Ciklum (4.1/5) scores higher overall, but "better" depends on your use case. Ciklum's strongest advantage: london HQ makes contracting simple for UK buyers. BJSS (CGI)'s strongest advantage: long record on large NHS and government programmes.

How do Ciklum and BJSS (CGI) differ in pricing?

Ciklum uses dedicated team, time and materials, managed service pricing. BJSS (CGI) uses time and materials, fixed price, managed service pricing. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: Ciklum or BJSS (CGI)?

Ciklum 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 Ciklum and BJSS (CGI)?

Ciklum's primary differentiator is: london headquarters with a long history of large dedicated teams in Ukraine and Central Europe. BJSS (CGI)'s primary differentiator is: large UK onshore delivery capacity, now backed by CGI's global network. They also differ in team size (3,000–4,500 vs 2,000–2,500), minimum engagement (Not published vs Not published), and primary industries served (Financial services, Retail vs Public sector, Healthcare).

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