AI Voice Designer for Interactive Games

Sideinc; Greater London; Hybrid; GBP 45,000 - 75,000; Full time

Job summary

Sideinc in London is seeking a Procedural Voice Designer to shape interactive dialogue for games and digital entertainment, blending creative direction with AI voice technologies. You will design expressive performances, craft voice briefs, and steer prompts to align with character emotion and delivery.

You will generate content with TTS/ST S platforms, maintain voice libraries, and contribute to scalable workflows while collaborating with directors, localization teams, and QA to ensure the

Qualifications

• Experience working in game audio, dialogue production, voice design, or related field.
• Understanding of modern synthetic voice technologies including TTS and STS.
• Experience editing dialogue using professional audio software such as Reaper, Pro Tools or iZotope RX.
• Strong understanding of dialogue performance, pacing and storytelling.
• Experience collaborating within multidisciplinary production teams.
• Excellent organisational and communication skills.

Responsibilities

• Design expressive AI-generated voice performances for games and interactive media.
• Develop voice briefs, character profiles, vocal direction and prompting strategies for AI voice generation.
• Interpret scripts and narrative context to ensure performances match character personality and delivery.
• Experiment with tone, pacing, narration techniques and prompt structures to maximise quality.
• Collaborate with Audio Directors to refine performances through iterations.
• Generate voice content using modern TTS and STS technologies.
• Build and maintain internal voice libraries and databases.
• Produce multiple performance variations for creative review.
• Support multilingual voice generation across numerous languages.
• Share knowledge and contribute to internal best practices.
• Contribute to scalable AI voice production workflows.
• Work with Production, Localization and QA to optimise pipelines.
• Define production methodologies for different levels of voice complexity.
• Assist in tooling/templates/docs and evaluation of new platforms.

Skills

Game audio

Voice design

Dialogue editing

Audio post-production

Prompt engineering

Tools

Reaper

Pro Tools

iZotope RX

Job description

Sideinc in London is seeking a Procedural Voice Designer to shape interactive dialogue for games and digital entertainment, blending creative direction with AI voice technologies. You will design expressive performances, craft voice briefs, and steer prompts to align with character emotion and delivery.

You will generate content with TTS/ST S platforms, maintain voice libraries, and contribute to scalable workflows while collaborating with directors, localization teams, and QA to ensure the