Top AI Agent Consultancies

Rearc vs Endava: full comparison for 2026

Quick verdict

Rearc (4.0/5) edges ahead of Endava (3.3/5) overall. Rearc is the better choice for enterprises wanting an engineering-first advisory partner over a slide-deck-heavy strategy firm. Endava is the stronger option for enterprises wanting a publicly traded UK-headquartered technology consultancy for AI advisory. The right choice depends on your project size, budget, and required tech stack.

Rearc vs Endava: head-to-head summary

Criterion Rearc Endava
Founded 2016 2000
HQ New York, NY, USA London, UK
Team size 51-100 11225
Rating 4.0 / 5 3.3 / 5
Best for Enterprises wanting an engineering-first advisory partner over a slide-deck-heavy strategy firm Enterprises wanting a publicly traded UK-headquartered technology consultancy for AI advisory
Pricing model Dedicated team, T&M Retainer, dedicated team, T&M
Min. engagement $30K $100K
Primary tech stack AWS, OpenAI, LangChain AWS, Azure, Kubernetes
Industries served Fintech, SaaS, Healthcare Fintech, Retail, Telecom

Rearc vs Endava: overview

Rearc

Rearc was founded in 2016 and is headquartered in New York, with roughly 51-100 employees (74 reported directly) across North America, Asia, and Europe. The firm is an engineering-driven services company specializing in accelerating generative AI, data platform, and cloud platform development for enterprises.

Endava

Endava was founded in 2000 by John Cotterell in London and is headquartered there, with 11,225 total employees. The company is a publicly traded (NYSE: DAVA) technology services firm offering strategy consulting, data insights, systems architecture, automation, software engineering, cloud computing, and AI technology consulting.

Services and capabilities: Rearc vs Endava

Capability Rearc Endava
Enterprise automation
Agent orchestration
RAG & knowledge agents
Data & analytics agents
LLM integration
Workflow integration

Tech stack comparison: Rearc vs Endava

Framework / platform Rearc Endava
LangChain N/A
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 N/A
Kubernetes

Pricing comparison: Rearc vs Endava

Criterion Rearc Endava
Minimum engagement $30K $100K
Engagement models Dedicated team, T&M, Fixed project Retainer, Dedicated team, T&M
Rate transparency Minimum disclosed Minimum disclosed
Price tier Accessible Accessible

Target audience comparison: Rearc vs Endava

Dimension Rearc Endava
Best company size Startup to mid-market Startup to mid-market
Best industries Fintech, SaaS, Healthcare Fintech, Retail, Telecom
Best use cases GenAI platform advisory and build, Data platform foundation for agents Enterprise AI technology consulting, Large-scale systems architecture advisory
Typical project type Dedicated team Retainer

Rearc vs Endava: pros and cons

Rearc
+ Engineering-first culture avoids the strategy-only-advisory pitfall of pure consulting firms
+ Focused practice areas (GenAI, data, cloud) rather than broad generalist consulting
+ US HQ simplifies contracting for North American enterprise buyers
- Smaller team (51-100) limits capacity for very large multi-region programs
- Younger firm (2016) has a shorter track record than legacy advisory houses
Endava
+ Publicly traded (NYSE: DAVA) with audited financial transparency
+ 25+ years of technology consulting history spanning strategy through delivery
+ UK headquarters simplifies engagement for European enterprise buyers
- Large-firm structure means less boutique-style senior-partner attention on smaller engagements
- High minimum engagement puts it out of reach for smaller buyers

Who should choose Rearc?

Rearc is the right choice for enterprises wanting an engineering-first advisory partner over a slide-deck-heavy strategy firm.

Engineering-driven identity — advisory work is delivered by the same team that builds, not handed off. Minimum engagement starts at $30K. Works best with clients in Fintech, SaaS, Healthcare.

Who should choose Endava?

Endava is the right choice for enterprises wanting a publicly traded UK-headquartered technology consultancy for AI advisory.

Publicly traded (NYSE: DAVA) with a UK headquarters, useful for EU/UK-anchored enterprise buyers. Minimum engagement starts at $100K. Works best with clients in Fintech, Retail, Telecom.

Decision matrix: Rearc vs Endava

Your situation Recommended choice
You need full-ownership delivery on a defined project scope Rearc
You need a large dedicated team for an ongoing programme Rearc
Your budget is at the lower end Rearc
You need specialist depth in a specific vertical Rearc
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: Rearc vs Endava

Use case Rearc fit Endava fit Winner
GenAI platform advisory and build Strong Limited Rearc
Data platform foundation for agents Strong Limited Rearc
Enterprise AI technology consulting Limited Strong Endava
Large-scale systems architecture advisory Limited Strong Endava
Fixed-price build Limited Limited Both equally
Staff augmentation Limited Limited Both equally

Verdict: Rearc vs Endava

Rearc (4.0/5) is the stronger overall choice for most AI Agent projects. Engineering-driven identity — advisory work is delivered by the same team that builds, not handed off. It is best for enterprises wanting an engineering-first advisory partner over a slide-deck-heavy strategy firm.

Endava (3.3/5) is the better choice when enterprises wanting a publicly traded UK-headquartered technology consultancy for AI advisory. If your situation matches those criteria, Endava is a competitive option.

Related comparisons

Rearc vs Endava FAQ

Is Rearc better than Endava?

Rearc (4.0/5) scores higher overall, but "better" depends on your use case. Rearc is better for enterprises wanting an engineering-first advisory partner over a slide-deck-heavy strategy firm. Endava is better for enterprises wanting a publicly traded UK-headquartered technology consultancy for AI advisory.

How do Rearc and Endava differ in pricing?

Rearc uses dedicated team, t&m pricing with a minimum engagement of $30K. Endava uses retainer, dedicated team, t&m pricing with a minimum engagement of $100K. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: Rearc or Endava?

Rearc is the larger team and typically the better enterprise-scale choice. For very large programmes, verify team size and compliance coverage directly with each consultancy before shortlisting.

What are the main differences between Rearc and Endava?

Rearc's primary differentiator is: engineering-driven identity — advisory work is delivered by the same team that builds, not handed off. Endava's primary differentiator is: publicly traded (nyse: dava) with a uk headquarters, useful for eu/uk-anchored enterprise buyers. They also differ in team size (51-100 vs 11225), minimum engagement ($30K vs $100K), and primary industries served (Fintech, SaaS vs Fintech, Retail).