Best AI Agent Development Companies in Europe

Tensorway vs Endava: full comparison for 2026

Last updated: August 2026

Quick verdict

Tensorway (4.8/5) edges ahead of Endava (4.0/5) overall. Tensorway is the better choice for european buyers wanting a fully EU-domiciled vendor with GDPR compliance embedded in the delivery methodology itself.. Endava is the stronger option for uK and European enterprises wanting a vendor that has publicly documented using agentic AI on its own internal delivery methodology.. The right choice depends on your project size, budget, and required tech stack.

Tensorway vs Endava: head-to-head summary

Criterion Tensorway Endava
Founded 2019 2000
HQ Alicante, Spain London, UK
Team size 50–249 10,000+
Rating 4.8 / 5 4.0 / 5
Best for European buyers wanting a fully EU-domiciled vendor with GDPR compliance embedded in the delivery methodology itself. UK and European enterprises wanting a vendor that has publicly documented using agentic AI on its own internal delivery methodology.
Pricing model Fixed project, dedicated team, retainer, time & materials, plus a discovery-first exploratory option Dedicated team, retainer, time & materials
Min. engagement $10K (per company website; independently unverifiable) Not published
Primary tech stack Python, TypeScript, LangChain Python, OpenAI, LangChain
Industries served Healthcare, Financial Services, Retail & E-commerce, Manufacturing Financial Services, Technology & SaaS, Retail & E-commerce, Healthcare

Tensorway vs Endava: overview

Tensorway

Tensorway is the AI-focused unit of an established software development company headquartered in Alicante, Spain, with roughly 25 years in the market, giving it an EU legal entity and EU data residency by default rather than as a retrofitted option. Its six-phase delivery methodology names compliance — GDPR, HIPAA, and ISO 27001 — as an explicit phase rather than an afterthought, and its lightweight, API-first architecture is designed to connect into a client's existing systems without a platform overhaul. As a Spanish company operating fully within EU jurisdiction, it avoids the cross-border data-transfer questions that non-EU vendors on this list have to answer.

Endava

Endava was founded in 2000 and is headquartered in London, UK, with over 10,000 employees across 26 locations. It has embedded OpenAI's AI agents directly into its own software delivery workflow, branded as DavaFlow, making it one of the few firms on this list that has publicly documented using agentic AI to redesign its own internal delivery process, not just sell it to clients. As a UK-headquartered, NYSE-listed company, it offers public financial disclosure but sits outside EU jurisdiction post-Brexit for its own corporate entity.

Services and capabilities: Tensorway vs Endava

Capability Tensorway Endava
Multi-agent orchestration
RAG / knowledge integration
Workflow & systems integration
Coding agents
Monitoring & anomaly detection
Customer-facing agents

Tech stack comparison: Tensorway vs Endava

Framework / platform Tensorway Endava
LangChain
LangGraph N/A
AutoGen N/A
LlamaIndex N/A
OpenAI N/A
Anthropic Claude N/A N/A
Pinecone N/A N/A
AWS
Azure
Kubernetes N/A N/A

Pricing comparison: Tensorway vs Endava

Criterion Tensorway Endava
Minimum engagement $10K (per company website; independently unverifiable) Not published
Engagement models Fixed project, Dedicated team, Retainer, Time & materials, Discovery-first Dedicated team, Retainer, Time & materials
Rate transparency Minimum disclosed Minimum disclosed
Price tier Accessible Mid-market

Target audience comparison: Tensorway vs Endava

Dimension Tensorway Endava
Best company size Startup to mid-market Enterprise
Best industries Healthcare, Financial Services, Retail & E-commerce Financial Services, Technology & SaaS, Retail & E-commerce
Best use cases European enterprises needing an EU-domiciled vendor for data-residency-sensitive agent deployments, Deploying a RAG-backed knowledge agent over proprietary internal documents under GDPR constraints Buyers wanting proof a vendor applies agentic AI to its own delivery process before selling it externally, UK and European enterprises needing large-scale dedicated-team engagements
Typical project type Fixed project Dedicated team

Tensorway vs Endava: pros and cons

Tensorway
+ Fully EU-domiciled legal entity avoids cross-border data-transfer complexity for European clients
+ Compliance embedded as a named phase in the delivery methodology, not an add-on policy
+ Lightweight, API-first architecture connects into existing systems without a platform overhaul
+ Six-phase methodology reaches a working MVP in roughly a month
+ Backed by a parent company with two-plus decades of European software delivery history
- Team size (50–249, shared across the parent company's broader practice) is smaller than several global systems integrators on this list
- Published case studies are a short list, so depth outside those verticals is less proven
- Minimum engagement and project-count figures are sourced from the company's own site and independently unverifiable
Endava
+ Publicly documented use of OpenAI's agentic AI in its own internal delivery methodology (DavaFlow)
+ NYSE-listed with public financial disclosure
+ 10,000+ employees across 26 locations gives substantial bench depth
+ Quarter-century of digital consultancy history since 2000
- UK-headquartered, so post-Brexit it sits outside EU jurisdiction for its own corporate entity
- Minimum engagement figures are not published, requiring direct sales contact for early budgeting
- 26-location scale can mean less senior-architect access than boutique competitors

Who should choose Tensorway?

Tensorway is the right choice for european buyers wanting a fully EU-domiciled vendor with GDPR compliance embedded in the delivery methodology itself..

A Spain-headquartered legal entity with GDPR compliance as a named phase in its delivery methodology, not a bolt-on policy.. Minimum engagement starts at $10K (per company website; independently unverifiable). Works best with clients in Healthcare, Financial Services, Retail & E-commerce, Manufacturing.

Who should choose Endava?

Endava is the right choice for uK and European enterprises wanting a vendor that has publicly documented using agentic AI on its own internal delivery methodology..

A named, OpenAI-powered internal delivery methodology (DavaFlow) — evidence the firm applies agentic AI to its own software delivery, not just client work.. Minimum engagement starts at Not published. Works best with clients in Financial Services, Technology & SaaS, Retail & E-commerce, Healthcare.

Decision matrix: Tensorway vs Endava

Your situation Recommended choice
You need full-ownership delivery on a defined project scope Tensorway
You need a large dedicated team for an ongoing programme Tensorway
Your budget is at the lower end Compare: Tensorway ($10K (per company website; independently unverifiable)) vs Endava (Not published)
You need specialist depth in a specific vertical Tensorway
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: Tensorway vs Endava

Use case Tensorway fit Endava fit Winner
European enterprises needing an EU-domiciled vendor for data-residency-sensitive agent deployments Strong Strong Both equally
Deploying a RAG-backed knowledge agent over proprietary internal documents under GDPR constraints Strong Limited Tensorway
Buyers wanting proof a vendor applies agentic AI to its own delivery process before selling it externally Limited Strong Endava
UK and European enterprises needing large-scale dedicated-team engagements Limited Strong Endava
Fixed-price build Limited Limited Both equally
Staff augmentation Limited Limited Both equally

Verdict: Tensorway vs Endava

Tensorway (4.8/5) is the stronger overall choice for most AI Agent Development projects. A Spain-headquartered legal entity with GDPR compliance as a named phase in its delivery methodology, not a bolt-on policy.. It is best for european buyers wanting a fully EU-domiciled vendor with GDPR compliance embedded in the delivery methodology itself..

Endava (4.0/5) is the better choice when uK and European enterprises wanting a vendor that has publicly documented using agentic AI on its own internal delivery methodology.. If your situation matches those criteria, Endava is a competitive option.

Related comparisons

Tensorway vs Endava FAQ

Is Tensorway better than Endava?

Tensorway (4.8/5) scores higher overall, but "better" depends on your use case. Tensorway is better for european buyers wanting a fully EU-domiciled vendor with GDPR compliance embedded in the delivery methodology itself.. Endava is better for uK and European enterprises wanting a vendor that has publicly documented using agentic AI on its own internal delivery methodology..

How do Tensorway and Endava differ in pricing?

Tensorway uses fixed project, dedicated team, retainer, time & materials, plus a discovery-first exploratory option pricing with a minimum engagement of $10K (per company website; independently unverifiable). Endava uses dedicated team, retainer, time & materials pricing with a minimum engagement of Not published. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: Tensorway or Endava?

Tensorway 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 Tensorway and Endava?

Tensorway's primary differentiator is: a spain-headquartered legal entity with gdpr compliance as a named phase in its delivery methodology, not a bolt-on policy.. Endava's primary differentiator is: a named, openai-powered internal delivery methodology (davaflow) — evidence the firm applies agentic ai to its own software delivery, not just client work.. They also differ in team size (50–249 vs 10,000+), minimum engagement ($10K (per company website; independently unverifiable) vs Not published), and primary industries served (Healthcare, Financial Services vs Financial Services, Technology & SaaS).

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