Codility

T hiring by testing coding skills and evaluating candidates.

Updated February 27, 2026

Codility Overview

Codility is a technical hiring platform designed to help companies identify skilled developers through coding assessments, real-world tasks, and live interviews. It supports multiple programming languages and provides detailed performance insights that go beyond simple right-or-wrong answers.

By offering automated scoring and anti-plagiarism measures, Codility ensures fair evaluations while saving recruiters time. It is widely used to streamline recruitment, reduce hiring bias, and secure top technical talent efficiently.

Key Features

Coding assessments : Codility offers coding challenges that test real-world problem-solving skills across many programming languages and provide insights into a candidate’s technical ability and logic.

Live technical interviews : The platform supports real-time coding interviews with built-in video, which allows hiring teams to assess collaboration skills and evaluate thought processes effectively.

Extensive task library : Codility provides thousands of ready-to-use coding tasks and algorithmic challenges that cover different skill levels and help standardize the hiring evaluation process.

Anti-plagiarism and proctoring : The system includes monitoring tools, plagiarism detection, and proctoring features that ensure assessments are fair, reliable, and authentic.

Detailed performance insights : Recruiters and managers receive clear, data-driven reports that highlight strengths and weaknesses, which helps in making faster and more confident hiring decisions.

Scalable hiring support : Codility can handle small-scale recruitment or large enterprise hiring, and it adapts to the needs of growing organizations with flexible usage options.

Pricing

Plan Price Key Inclusions
Starter $1,200 per year (annually) • 120 invites per year• 1 Platform User• Unlimited Collaborator Users• Screen & Interview tools• Starter task library (1,200+ questions)• Basic proctoring• Plagiarism detection• Cody the AI assistant
Scale $600 per month or $6,000 per year (annually, 2 months free) • 25 invites per month• 3 Platform Users• Unlimited Collaborator Users• Screen & Interview tools• Core task library (1,800+ questions)• Basic proctoring• Plagiarism detection• Cody the AI assistant
Custom Contact for pricing (“Let’s Talk”) • Custom invites & users• Access to Screen, Interview, Events, and Skills Intelligence tools• Premium video proctoring• Full task library• Cody the AI assistant• Enterprise features (SSO, integrations, teams, weighted scoring)• Dedicated Customer Success rep• Validity and Adverse Impact Studies

Pricing details: https://www.codility.com/pricing/

Pros

Competitor Pros of Codility
CodeSignal Codility delivers highly dependable coding assessments with fast test execution and strong proctoring tools, which makes it particularly reliable for large-scale hiring or remote recruitment events.
TestGorilla Codility provides deeper, role-specific coding challenges that closely simulate real engineering tasks, and its anti-plagiarism features build greater trust in candidate results.
HackerRank Codility offers a simpler, more intuitive platform that is easier to navigate, which helps recruiters and hiring managers focus on results without needing heavy training.
iMocha Codility specializes in algorithmic testing and live coding interviews, which give companies a sharper lens on logical reasoning and technical depth for demanding developer roles.
TestDome Codility has a much broader technical task library and better live-coding workflow support, which makes it more suitable for structured developer evaluations.

Cons

Competitor Cons of Codility
CodeSignal Codility lacks CodeSignal’s predictive scoring models, mobile-friendly assessments, and breadth of non-technical evaluations, which can limit its use for well-rounded talent screening.
TestGorilla Codility does not include personality, cultural fit, or cognitive ability testing, so its scope is narrower for companies that want to measure soft skills as well.
HackerRank Codility does not match HackerRank’s global community engagement, skill certifications, or guided learning paths, which help candidates build profiles and employers attract talent.
iMocha Codility has fewer role-based skill tests and no upskilling modules, whereas iMocha offers broader coverage of both technical and non-technical skills plus AI-powered features.
TestDome Codility does not extend into non-coding areas like business, management, or customer service assessments, which TestDome supports for mixed or non-technical roles.

Reviews

  • Trustpilot Review (Rating: 2.4/5): Several candidates criticize Codility for its “terrible” IDE, pointing to constant preview refreshes on every code change, disappearing build UI, poor code hinting, and missing custom logs. One reviewer received only 50% correctness for using a built-in Java function that matched the requirements exactly and felt the unreliable scoring cost them a job opportunity, while another long-term user noted it has been reliable for screening but needs updates to address modern challenges like ChatGPT.
  • dev.to Review: A seasoned developer argues that Codility’s timed test of “2 hours and 10 minutes” for three challenges failed to reflect real-world ability, especially when an “extremely easy” SQL task ran painfully slow in the “janky online portal.” The sluggish query iterations left a strong negative impression and reinforced the belief that such coding tests measure hoop-jumping more than practical engineering skill.
  • Capterra Review (Rating: 4.6/5): One reviewer states that Codility “really lets me add extra value to clients” and views it as an extra layer of service that many competitors also provide, positioning it as a differentiator in client engagements.
  • medium.com Review: The author urges companies to say “NO” to coding tests and questions why candidates across roles face the same algorithmic challenges before any conversation. While acknowledging that platforms like Codility, LeetCode, and HackerRank work well for competitive programming practice, the piece argues that repetitive algorithm drills rarely match the real fundamentals required for roles such as data engineering or frontend development.

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