Best Software Development Outsourcing UK

DataArt vs Itransition: full comparison for 2026

Quick verdict

DataArt (4.0/5) edges ahead of Itransition (3.8/5) overall. DataArt is the better choice for travel and finance firms, long-term nearshore teams. Itransition is the stronger option for budget-conscious buyers, broad generalist work. The right choice depends on your project size, budget, and required tech stack.

DataArt vs Itransition: head-to-head summary

Criterion DataArt Itransition
Founded 1997 1998
HQ New York, United States (London office) Tbilisi, Georgia (London office)
Team size 5,000–6,000 3,000+
Rating 4.0 / 5 3.8 / 5
Primary differentiator Two decades of London presence and specialist travel-industry engineering Low rates across a wide catalogue of development and platform services
Pricing model Time and materials, dedicated team Time and materials, fixed price, dedicated team
Min. engagement Not published Not published
Primary tech stack Java, .NET, Python .NET, Java, PHP
Industries served Travel and hospitality, Financial services, Healthcare, Media, Retail Healthcare, Retail, Financial services, Logistics

DataArt vs Itransition: overview

DataArt

Eugene Goland founded DataArt in New York in 1997, and the company opened in London in 2001. It reports more than 6,000 people as of September 2025, spread across Central and Eastern Europe, Latin America and elsewhere. Travel and hospitality, finance and healthcare are its strongest industries. UK clients get a long-standing London presence with delivery from lower-cost locations.

Itransition

Itransition has been delivering software since 1998 and reports more than 3,000 engineers serving clients in over 40 countries. It lists a London office, while PitchBook gives Tbilisi, Georgia as its corporate office. Historically its delivery base was in Belarus, and it has since built up other locations. Its services span custom development, Salesforce and Microsoft Dynamics, and testing.

Services and capabilities: DataArt vs Itransition

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

Tech stack comparison: DataArt vs Itransition

Framework / platform DataArt Itransition
.NET ✓ ✓
Java ✓ ✓
Python ✓ N/A
React ✓ N/A
AWS ✓ ✓
Azure ✓ ✓
Kubernetes N/A N/A
Embedded N/A N/A

Pricing comparison: DataArt vs Itransition

Criterion DataArt Itransition
Minimum engagement Not published Not published
Engagement models Dedicated team, Time and materials Dedicated team, Fixed project, Time and materials
Rate transparency Not public Not public
Price tier Mid-market Mid-market

Target audience comparison: DataArt vs Itransition

Dimension DataArt Itransition
Best company size Startup to mid-market Startup to mid-market
Best industries Travel and hospitality, Financial services, Healthcare Healthcare, Retail, Financial services
Best use cases A travel company needs booking-engine and distribution work., A financial firm wants legacy trading software modernised. A company needs Salesforce customisation at a low rate., A retailer wants testing capacity for a release programme.
Typical project type Dedicated team Dedicated team

DataArt vs Itransition: pros and cons

DataArt
+ London office has been open since 2001
+ Specialist knowledge of travel booking and distribution systems
+ Delivery spread across several regions
- US headquarters means UK contracts may sit with a non-UK parent
- Headcount estimates vary widely between sources
Itransition
+ Among the lowest rates for a vendor of this size
+ Covers CRM platforms such as Salesforce and Dynamics as well as custom builds
+ Large team for staffing flexibility
- Thin evidence of UK-based delivery or account leadership
- Corporate location data is inconsistent between sources
- Historical Belarus base may raise questions with some UK procurement teams

Who should choose DataArt?

A typical fit: a travel company needs booking-engine and distribution work.

Two decades of London presence and specialist travel-industry engineering. Minimum engagement is not publicly disclosed. Works best with clients in Travel and hospitality, Financial services, Healthcare, Media, Retail.

Who should choose Itransition?

A typical fit: a company needs Salesforce customisation at a low rate.

Low rates across a wide catalogue of development and platform services. Minimum engagement is not publicly disclosed. Works best with clients in Healthcare, Retail, Financial services, Logistics.

Decision matrix: DataArt vs Itransition

Your situation Recommended choice
You need full-ownership delivery on a defined project scope Itransition
You need a large dedicated team for an ongoing programme DataArt
Your budget is at the lower end Compare: DataArt (Not published) vs Itransition (Not published)
You need specialist depth in a specific vertical DataArt
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: DataArt vs Itransition

Use case DataArt fit Itransition fit Winner
A travel company needs booking-engine and distribution work. Strong Limited DataArt
A financial firm wants legacy trading software modernised. Strong Limited DataArt
A company needs Salesforce customisation at a low rate. Limited Strong Itransition
A retailer wants testing capacity for a release programme. Limited Strong Itransition
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 Itransition

Verdict: DataArt vs Itransition

DataArt (4.0/5) is the stronger overall choice for most Software Development Outsourcing projects. Two decades of London presence and specialist travel-industry engineering.

Itransition (3.8/5) is worth a look in a scenario like this: a retailer wants testing capacity for a release programme. If your situation matches that, Itransition is a competitive option.

Related comparisons

DataArt vs Itransition FAQ

Is DataArt better than Itransition?

DataArt (4.0/5) scores higher overall, but "better" depends on your use case. DataArt's strongest advantage: london office has been open since 2001. Itransition's strongest advantage: among the lowest rates for a vendor of this size.

How do DataArt and Itransition differ in pricing?

DataArt uses time and materials, dedicated team pricing. Itransition uses time and materials, fixed price, dedicated team pricing. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: DataArt or Itransition?

DataArt 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 DataArt and Itransition?

DataArt's primary differentiator is: two decades of London presence and specialist travel-industry engineering. Itransition's primary differentiator is: low rates across a wide catalogue of development and platform services. They also differ in team size (5,000–6,000 vs 3,000+), minimum engagement (Not published vs Not published), and primary industries served (Travel and hospitality, Financial services vs Healthcare, Retail).

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