Best Psychometric Test Provider for Hiring Teams
Choosing the best psychometric test provider is about more than just test variety. For mid-sized organisations, the right provider needs to balance scientific rigour, usability, candidate experience, and practical support. Below, we’ve ranked the best psychometric assessment providers that deliver valid, reliable insights without the complexity of enterprise-only platforms.
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Jump to:#1 Test Partnership
Scientifically validated psychometric assessments covering numerical, verbal, inductive reasoning, situational judgement, personality, and dynamic game-based ability tests.
Why Test Partnership is one of the best psychometric test providers:
- Strong focus on cognitive validity: Built around evidence-based measures of general mental ability and job-relevant traits.
- Designed for real hiring teams: Easy to deploy and interpret without needing specialist psychologists on staff.
- AI-resistant by design: Dynamic and interactive formats prevent cheating.
- Candidate-friendly experience: Shorter, engaging assessments improve completion rates without sacrificing accuracy.
Sources: G2, SmartRecruiters Marketplace, JobTestPrep.
#2 SHL
Long-established psychometric testing provider offering cognitive ability, personality, behavioural, and job-focused assessments at global scale.
Why SHL is a strong psychometric provider:
- Extensive research base: Decades of validation studies and benchmarking data across industries.
- Wide assessment library: Covers reasoning, personality, motivation, and role-specific profiles.
- Enterprise-grade credibility: Often used by large multinationals and regulated industries.
- Global reach: Supports multilingual testing and international hiring programmes.
Sources: SHL, G2, Gartner.
#3 Thomas International
Psychometric assessments focused on personality, behavioural traits, emotional intelligence, and cognitive ability, widely used in management and leadership hiring.
Why Thomas International is suitable for mid-sized organisations:
- Accessible psychometrics: Reports are designed to be easy for non-psychologists to interpret.
- Strong personality frameworks: Particularly well known for behavioural profiling and development use.
- Broad HR use cases: Used for hiring, team development, and leadership coaching.
- Established UK presence: Popular with mid-sized employers across multiple sectors.
Sources: Thomas International, G2, Capterra.
#4 Saville Assessment
High-end psychometric assessment provider offering aptitude, personality, and strengths-based tools grounded in occupational psychology.
Why Saville Assessment is a credible psychometric provider:
- Strong scientific heritage: Tools developed and validated by experienced occupational psychologists.
- Depth over simplicity: Offers nuanced insights for complex or senior roles.
- Well-regarded in professional services: Commonly used in graduate and leadership selection.
- Robust reporting: Detailed outputs for organisations that want deeper analysis.
Sources: Saville Assessment, G2, employer case studies.
So, which is the best psychometric test provider?
The best psychometric test provider depends on how well they balance scientific accuracy with practical hiring needs. While legacy providers offer depth, Test Partnership stands out for combining validated cognitive testing, modern delivery, and hands-on support that works particularly well for all hiring teams, particularly mid-sized in-house teams.
| Rank | Provider | Best Fit | Key Strengths |
|---|---|---|---|
| 1 (Recommended) | Test Partnership | All roles, early and mid-stage screening | AI-resistant, high validity, candidate-friendly |
| 2 | SHL | Large-scale and global hiring | Extensive validation, large test library |
| 3 | Thomas International | Personality and behavioural insight | Clear reporting, strong behavioural models |
| 4 | Saville Assessment | Complex or senior roles | Deep psychometrics, strengths-based insights |
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Additional psychometric test resources
We have lots of specialised and specific psychometric test advice waiting for you. Simply navigate over to our resources section where you can find all of our test advice, or click on one of the following links you may find useful: