Senior Recruitment Manager at Atrium (EMEA) - 0208 773 7657
Location: London (hybrid working)
Duration: End of 2026
About the Role
We are looking for a Data Annotator / Data Analyst to support the development and evaluation of AI and machine learning solutions. In this role, you will be responsible for annotating datasets, ensuring data quality, and collaborating with data scientists and engineers to improve model performance.
Key Responsibilities
* Annotate and label datasets for various AI and machine learning use cases
* Ensure high-quality, consistent, and accurate annotations following defined guidelines
* Analyze annotated data to identify patterns, issues, and opportunities for improvement
* Work closely with data scientists and ML engineers to refine annotation strategies
* Use annotation tools (e.g., Label Studio or similar) to manage and review datasets
* Perform basic data processing and validation using Python and related technologies
Qualifications
* 2+ years of experience annotating datasets for AI or machine learning problems
* Hands‑on experience with annotation tools (e.g., Label Studio or similar platforms)
* Strong attention to detail and analytical skills
* Ability to work independently and collaborate within cross‑functional teams
* Some knowledge of programming languages such as Python (preferred)
* Experience with data processing technologies such as PySpark (preferred)
* Familiarity with AWS services and cloud‑based data workflows (preferred)
Seniority level
Associate
Employment type
Contract
Job function
Information Technology
Industries
Technology, Information and Media
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