Best AI Agent Development Companies in Europe

Xomnia vs Sopra Steria: full comparison for 2026

Last updated: August 2026

Quick verdict

Xomnia (4.3/5) edges ahead of Sopra Steria (4.0/5) overall. Xomnia is the better choice for northwest European enterprises wanting a data-and-AI consultancy with a recent acquisition-driven scale-up in specialist headcount.. Sopra Steria is the stronger option for european enterprises wanting agentic AI from a research-active, European-headquartered systems integrator.. The right choice depends on your project size, budget, and required tech stack.

Xomnia vs Sopra Steria: head-to-head summary

Criterion Xomnia Sopra Steria
Founded 2013 1968
HQ Amsterdam, Netherlands Paris, France
Team size 51–200 50,000–60,000
Rating 4.3 / 5 4.0 / 5
Best for Northwest European enterprises wanting a data-and-AI consultancy with a recent acquisition-driven scale-up in specialist headcount. European enterprises wanting agentic AI from a research-active, European-headquartered systems integrator.
Pricing model Fixed project, dedicated team Retainer, dedicated team, time & materials
Min. engagement Not published Not published (typically six- to seven-figure enterprise programs)
Primary tech stack Python, LangChain, AWS Python, OpenAI, Azure AI
Industries served Manufacturing, Financial Services, Government & Public Sector, Technology & SaaS Financial Services, Government & Public Sector, Manufacturing, Retail & E-commerce

Xomnia vs Sopra Steria: overview

Xomnia

Xomnia is a data and AI consultancy founded in 2013 and headquartered in Amsterdam, the Netherlands, with roughly 85 employees before its June 2025 acquisition of Aurai (a 50-person data and AI team founded by Lars Kieftenburg), bringing its combined headcount to 135+ specialists. It serves manufacturing, finance, telecommunications, energy, and government clients across Northwest Europe, positioning itself explicitly as the region's leading data and AI consultancy. As a Dutch company, all client engagements sit fully within EU jurisdiction and GDPR by default.

Sopra Steria

Sopra Steria Group SA was founded in 1968 and is headquartered in Paris, France, with approximately 58,000 employees, positioning itself as a European tech leader in consulting, digital services, and software development. In June 2026 it published the first European study dedicated to agentic commerce, based on a survey of 8,400 consumers across eight countries, estimating €310 billion in transactions could be assisted by AI agents across Europe within a decade — giving it a research-driven credibility angle among the larger European systems integrators on this list.

Services and capabilities: Xomnia vs Sopra Steria

Capability Xomnia Sopra Steria
Multi-agent orchestration
RAG / knowledge integration
Workflow & systems integration
Coding agents
Monitoring & anomaly detection
Customer-facing agents

Tech stack comparison: Xomnia vs Sopra Steria

Framework / platform Xomnia Sopra Steria
LangChain
LangGraph N/A N/A
AutoGen N/A N/A
LlamaIndex N/A N/A
OpenAI N/A
Anthropic Claude N/A N/A
Pinecone N/A N/A
AWS
Azure
Kubernetes N/A

Pricing comparison: Xomnia vs Sopra Steria

Criterion Xomnia Sopra Steria
Minimum engagement Not published Not published (typically six- to seven-figure enterprise programs)
Engagement models Fixed project, Dedicated team Retainer, Dedicated team, Time & materials
Rate transparency Minimum disclosed Minimum disclosed
Price tier Mid-market Mid-market

Target audience comparison: Xomnia vs Sopra Steria

Dimension Xomnia Sopra Steria
Best company size Startup to mid-market Startup to mid-market
Best industries Manufacturing, Financial Services, Government & Public Sector Financial Services, Government & Public Sector, Manufacturing
Best use cases Government or energy-sector clients needing a Northwest-Europe-based AI consultancy, Manufacturing or telecom enterprises wanting data pipeline work bundled with agentic AI Large European enterprise programs needing agentic AI backed by original market research, Government or public-sector clients across EU member states with existing Sopra Steria relationships
Typical project type Fixed project Retainer

Xomnia vs Sopra Steria: pros and cons

Xomnia
+ Fully EU-domiciled (Netherlands), with all engagements sitting inside GDPR jurisdiction by default
+ 135+ specialists post-acquisition gives it meaningful bench depth for a boutique-scale firm
+ Named delivery experience across manufacturing, finance, telecom, energy, and government
+ Over a decade of data and AI consultancy history since 2013
- Recent acquisition (2025) means combined-team integration is still relatively new
- Minimum engagement figures are not published, requiring direct sales contact for early budgeting
- Agentic AI is one part of a broader data-and-AI consultancy practice, not the sole focus
Sopra Steria
+ Paris-headquartered European entity with nearly six decades of operating history since 1968
+ Published original European agentic-commerce research (June 2026), an independently citable credibility signal
+ ~58,000 employees gives substantial bench depth for large European enterprise programs
+ Deep existing government and public-sector relationships across multiple EU member states
- Standard enterprise contracting and procurement cycles run considerably longer than a boutique vendor's
- Pricing typically sits well above mid-size and boutique competitors on this list
- Buyers get a broad consulting team rather than the named-architect continuity smaller firms offer

Who should choose Xomnia?

Xomnia is the right choice for northwest European enterprises wanting a data-and-AI consultancy with a recent acquisition-driven scale-up in specialist headcount..

A 2025 acquisition (Aurai) grew its specialist headcount to 135+, positioning it as Northwest Europe's leading data and AI consultancy.. Minimum engagement starts at Not published. Works best with clients in Manufacturing, Financial Services, Government & Public Sector, Technology & SaaS.

Who should choose Sopra Steria?

Sopra Steria is the right choice for european enterprises wanting agentic AI from a research-active, European-headquartered systems integrator..

Published the first major European study on agentic commerce (June 2026, 8,400 consumers, 8 countries), giving it a distinctive research-led credibility angle.. Minimum engagement starts at Not published (typically six- to seven-figure enterprise programs). Works best with clients in Financial Services, Government & Public Sector, Manufacturing, Retail & E-commerce.

Decision matrix: Xomnia vs Sopra Steria

Your situation Recommended choice
You need full-ownership delivery on a defined project scope Xomnia
You need a large dedicated team for an ongoing programme Xomnia
Your budget is at the lower end Compare: Xomnia (Not published) vs Sopra Steria (Not published (typically six- to seven-figure enterprise programs))
You need specialist depth in a specific vertical Xomnia
You need staff augmentation or team extension Neither; consider alternatives that offer staff aug
You need consulting before committing to a build Both may offer discovery engagements

Use case fit: Xomnia vs Sopra Steria

Use case Xomnia fit Sopra Steria fit Winner
Government or energy-sector clients needing a Northwest-Europe-based AI consultancy Strong Strong Both equally
Manufacturing or telecom enterprises wanting data pipeline work bundled with agentic AI Strong Limited Xomnia
Large European enterprise programs needing agentic AI backed by original market research Limited Strong Sopra Steria
Government or public-sector clients across EU member states with existing Sopra Steria relationships Strong Strong Both equally
Fixed-price build Limited Limited Both equally
Staff augmentation Limited Limited Both equally

Verdict: Xomnia vs Sopra Steria

Xomnia (4.3/5) is the stronger overall choice for most AI Agent Development projects. A 2025 acquisition (Aurai) grew its specialist headcount to 135+, positioning it as Northwest Europe's leading data and AI consultancy.. It is best for northwest European enterprises wanting a data-and-AI consultancy with a recent acquisition-driven scale-up in specialist headcount..

Sopra Steria (4.0/5) is the better choice when european enterprises wanting agentic AI from a research-active, European-headquartered systems integrator.. If your situation matches those criteria, Sopra Steria is a competitive option.

Related comparisons

Xomnia vs Sopra Steria FAQ

Is Xomnia better than Sopra Steria?

Xomnia (4.3/5) scores higher overall, but "better" depends on your use case. Xomnia is better for northwest European enterprises wanting a data-and-AI consultancy with a recent acquisition-driven scale-up in specialist headcount.. Sopra Steria is better for european enterprises wanting agentic AI from a research-active, European-headquartered systems integrator..

How do Xomnia and Sopra Steria differ in pricing?

Xomnia uses fixed project, dedicated team pricing with a minimum engagement of Not published. Sopra Steria uses retainer, dedicated team, time & materials pricing with a minimum engagement of Not published (typically six- to seven-figure enterprise programs). Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: Xomnia or Sopra Steria?

Sopra Steria 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 Xomnia and Sopra Steria?

Xomnia's primary differentiator is: a 2025 acquisition (aurai) grew its specialist headcount to 135+, positioning it as northwest europe's leading data and ai consultancy.. Sopra Steria's primary differentiator is: published the first major european study on agentic commerce (june 2026, 8,400 consumers, 8 countries), giving it a distinctive research-led credibility angle.. They also differ in team size (51–200 vs 50,000–60,000), minimum engagement (Not published vs Not published (typically six- to seven-figure enterprise programs)), and primary industries served (Manufacturing, Financial Services vs Financial Services, Government & Public Sector).

Last reviewed: August 2026. Verify all details directly with each company before making a decision.