Indonesian Linguistic Projects (On-Site London)

Sigma Group; England; On-site; GBP 18,000 - 26,000; Full time

Job summary

Sigma.AI is hiring for linguists to support data annotation and content evaluation across global AI projects. You will perform categorization, annotation, transcription, voice recording, localization and validation tasks on audio, video, images, sentences or words, contributing to high-quality AI training data.

We value native Indonesian speakers with fluent English and strong attention to detail. Basic computer skills and a collaborative mindset are essential to thrive in our fast-paced,

Qualifications

• Indonesian: native or bilingual abilities
• English: fluent in communication
• Basic computer skills required

Responsibilities

• Categorization of data for AI model training
• Annotation of audio, video, images, sentences or words
• Correction and quality checking of transcripts
• Transcription of content for AI datasets
• Evaluation and validation of datasets
• Conversational interactions for annotation tasks
• Voice recording for data collection
• Localization of content across languages
• Validation of data accuracy and consistency

Skills

Indonesian

English

Basic computer skills

Job description

Join Sigma.AI – Shaping the Future of Artificial Intelligence

What is Sigma?

Sigma is a leading global technology company specialized in data collection and annotation for Artificial Intelligence. With over 30 years of experience, offices in Spain, the US, and the UK, and operations in more than 200 languages, we support top multinational clients in developing cutting-edge AI solutions.

Soft skills we value:

Are you a proactive professional who thrives on challenges, values collaboration, and approaches every task with empathy, integrity, and a passion for learning?

If so, we’d love to hear from you!

What will you do?

As part of our linguistic projects, your responsibilities may include: Categorization – Annotation – Correction – Transcription – Evaluation – Conversational interactions – Voice recording – Content creation – Localization – Validation of audio, video, images, sentences, or words.

Requirements:

We are looking for candidates with the following qualifications:

• Native or bilingual in Indonesian– Able to listen and write correctly without spelling mistakes

• Fluent in English – Able to interact efficiently in the office environment.

• Basic computer skills.

Preferred (but not mandatory):

• Experience in data annotation or content rating.

• Strong attention to detail.

The company may employ or rely on artificial intelligence systems in its selection processes. Such processing is carried out in an ethical, transparent, and legally compliant manner. The purpose of the processing is to evaluate the tests submitted in the course of the selection process (for instance the transcribed content provided by the candidate). The legal basis for processing your data is the pre-contractual relationship between the parties and/or the provision of requested services.

Need Help?

We’re here for any questions or concerns.

Join us and be part of something global, innovative, and impactful.

Sigma.AI – Data done right.