Top AI Staff Augmentation Services

Index.dev vs N-iX: full comparison for 2026

Quick verdict

Index.dev (4.5/5) edges ahead of N-iX (3.8/5) overall. Index.dev is the better choice for startups that want their money back if the first month doesn't work. N-iX is the stronger option for enterprises that want to move between augmentation and a managed team with one vendor. The right choice depends on your project size, budget, and required tech stack.

Index.dev vs N-iX: head-to-head summary

Criterion Index.dev N-iX
Founded 2019 2002
HQ London, United Kingdom Valletta, Malta (delivery mainly in Ukraine and Poland)
Team size 30,000+ network 2,000+
Rating 4.5 / 5 3.8 / 5
Primary differentiator A refundable 30-day trial on every placement, plus direct hire Three clearly separated engagement models with a large bench
Pricing model Monthly rate per engineer; direct-hire fee; 30-day refundable trial; rates on request Monthly per engineer or managed team; rates on request
Min. engagement Not published Not published
Primary tech stack Python, PyTorch, LangChain Python, Spark, Databricks
Industries served SaaS, Fintech, E-commerce, AI labs, Healthcare Financial services, Manufacturing, Retail, Telecom, Healthcare

Index.dev vs N-iX: overview

Index.dev

Index.dev, legally Index Soft Limited, is a London talent platform that its job ads date to 2019. Its buying terms are the clearest of any network here: every placement carries a 30-day trial with a full refund if the match fails. You can contract one engineer, build a dedicated offshore team or hire someone directly. The main pool of more than 30,000 engineers sits in Latin America and Central and Eastern Europe, and a separate AI unit supplies Master's and PhD-level people for fine-tuning and retrieval work. Vetting runs through five stages with human reviewers.

N-iX

N-iX was founded in 2002, lists its registered headquarters in Malta and delivers mostly from Ukraine, Poland and other Central European countries with more than 2,400 engineers. Its 2026 company material sets out three ways to buy: staff augmentation to extend your core team, a managed team for part of a product, or project delivery. ML and data engineers are available under all three. The firm suits enterprise procurement, though AI is a small share of its work and rates are not public.

Services and capabilities: Index.dev vs N-iX

Capability Index.dev N-iX
Full-time dedicated engineers ✓ ✓
Part-time / fractional experts ✗ ✗
Dedicated team ✓ ✓
Trial before commitment ✓ ✗
Published rates ✗ ✗
Direct hire option ✓ ✗
Subscription or output-based pricing ✗ ✗
Nearshore time-zone overlap ✓ ✗
LLM / GenAI engineers ✓ ✗
MLOps ✗ ✓
Computer vision ✗ ✗
Data engineering ✗ ✓

Tech stack comparison: Index.dev vs N-iX

Framework / platform Index.dev N-iX
PyTorch ✓ N/A
TensorFlow N/A N/A
LangChain ✓ N/A
Hugging Face ✓ N/A
OpenAI ✓ N/A
AWS ✓ ✓
Azure N/A ✓
Google Cloud ✓ ✓
Databricks N/A ✓
Kubernetes N/A ✓

Pricing comparison: Index.dev vs N-iX

Criterion Index.dev N-iX
Minimum engagement Not published Not published
Engagement models Full-time dedicated, Dedicated team, Direct hire, Trial period Full-time dedicated, Dedicated team, Project delivery
Rate transparency Not public Not public
Price tier Mid-market Mid-market

Target audience comparison: Index.dev vs N-iX

Dimension Index.dev N-iX
Best company size Startup to mid-market Startup to mid-market
Best industries SaaS, Fintech, E-commerce Financial services, Manufacturing, Retail
Best use cases Trialling a Latin American LLM engineer for a month, Hiring a PhD-level specialist to fine-tune a model Extending an enterprise data team, Switching an augmented team to a managed model
Typical project type Full-time dedicated Full-time dedicated

Index.dev vs N-iX: pros and cons

Index.dev
+ A full refund in the first 30 days lowers the cost of a bad match
+ Contract and direct-hire routes from one provider
+ Talent in both U.S.-friendly and European time zones
- Engineers are network members, not employees
- Acceptance-rate figures are the company's own
- No published monthly rates
N-iX
+ Clear engagement models
+ Large Central European bench
+ Long enterprise history
- AI is a small part of its work
- No public rates
- Headquarters listed differently across sources

Who should choose Index.dev?

A typical fit: trialling a Latin American LLM engineer for a month.

A refundable 30-day trial on every placement, plus direct hire. Minimum engagement is not publicly disclosed. Works best with clients in SaaS, Fintech, E-commerce, AI labs, Healthcare.

Who should choose N-iX?

A typical fit: extending an enterprise data team.

Three clearly separated engagement models with a large bench. Minimum engagement is not publicly disclosed. Works best with clients in Financial services, Manufacturing, Retail, Telecom, Healthcare.

Decision matrix: Index.dev vs N-iX

Your situation Recommended choice
You want one engineer full-time on a monthly contract Both; Index.dev rates higher overall
You only need a specialist a few days a week Neither advertises part-time experts; ask about reduced hours
You want to test an engineer before committing Index.dev
You need a rate before the first call Neither publishes rates; ask both for a written rate card
Your budget is at the lower end Compare: Index.dev (Not published) vs N-iX (Not published)
You may want to hire the engineer permanently later Index.dev
You want several engineers working as one team N-iX

Use case fit: Index.dev vs N-iX

Use case Index.dev fit N-iX fit Winner
Trialling a Latin American LLM engineer for a month Strong Limited Index.dev
Hiring a PhD-level specialist to fine-tune a model Strong Limited Index.dev
Extending an enterprise data team Limited Strong N-iX
Switching an augmented team to a managed model Limited Strong N-iX

Verdict: Index.dev vs N-iX

Index.dev (4.5/5) is the stronger overall choice for most AI Staff Augmentation projects. A refundable 30-day trial on every placement, plus direct hire.

N-iX (3.8/5) is worth a look if you need switching an augmented team to a managed model. If your situation matches that, N-iX is a competitive option.

Related comparisons

Index.dev vs N-iX FAQ

Is Index.dev better than N-iX?

Index.dev (4.5/5) scores higher overall, but "better" depends on your use case. Index.dev's strongest advantage: a full refund in the first 30 days lowers the cost of a bad match. N-iX's strongest advantage: clear engagement models.

How do Index.dev and N-iX differ in pricing?

Index.dev uses monthly rate per engineer; direct-hire fee; 30-day refundable trial; rates on request pricing. N-iX uses monthly per engineer or managed team; rates on request pricing. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: Index.dev or N-iX?

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

What are the main differences between Index.dev and N-iX?

Index.dev's primary differentiator is: a refundable 30-day trial on every placement, plus direct hire. N-iX's primary differentiator is: three clearly separated engagement models with a large bench. They also differ in team size (30,000+ network vs 2,000+), minimum engagement (Not published vs Not published), and primary industries served (SaaS, Fintech vs Financial services, Manufacturing).

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