Research Engineer - LLMs & Generative Audio

Research Engineer - LLMs & Generative Audio

Full-Time 63000 - 77000 £ / year (est.) Home office (partial)
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At a Glance

  • Tasks: Build cutting-edge LLM systems and develop innovative audio-first AI products.
  • Company: Globally recognised media and information business with a start-up vibe.
  • Benefits: Competitive salary up to £120k, hybrid working model, and creative autonomy.
  • Other info: Dynamic team with strong ownership and rapid prototyping opportunities.
  • Why this job: Join a pioneering AI Lab and shape the future of consumer experiences.
  • Qualifications: Experience in LLM systems, Python, and a passion for multimodal AI.

The predicted salary is between 63000 - 77000 £ per year.

Do you want to help build the next generation of AI-native content and audio experiences?

Have you built LLM systems where output quality, tone, and trust genuinely mattered?

Are you ready to work on multimodal AI products spanning text, voice, and conversational interfaces?

A globally recognised media and information business is building a brand-new internal AI Lab focused on next-generation AI-powered consumer experiences.

This is a small, high-autonomy innovation team operating like a start-up inside an established international organisation.

The team is exploring how conversational AI, retrieval systems, audio experiences, and multimodal generation can reshape how users interact with content and information products.

You’ll work closely with engineering, product, and design stakeholders on genuinely greenfield AI systems.

This Senior AI Engineer role is focused on building production-grade LLM systems across fine-tuning, retrieval, summarisation, evaluation, and audio-first AI experiences.

It’s a hands-on role with strong ownership and the opportunity to influence the technical direction of a newly formed AI Lab.

Key Responsibilities

  • Build and deploy production-grade LLM systems
  • Design and optimise RAG and retrieval workflows
  • Fine-tune models for tone, style, and output quality
  • Develop audio-first AI products using TTS/STT workflows
  • Build multimodal AI experiences across text, voice, and search
  • Create evaluation frameworks for hallucination and response quality
  • Prototype and iterate rapidly in a greenfield environment
  • Key Details
  • Salary: Up to ~£120k base
  • Working model: Hybrid (3+ days/week in London)
  • Stack: Python, Hugging Face, Lang Chain, RAG, multimodal AI, TTS/STT, evaluation frameworks
  • Sponsorship: To be confirmed

Interested? Please apply below.

Research Engineer - LLMs & Generative Audio employer: Harnham

As a leading specialist data consultancy, we pride ourselves on fostering a collaborative and innovative work culture that empowers our Analytics Engineering Consultants to thrive. With a focus on professional development, we offer extensive growth opportunities and the chance to work on high-impact projects across diverse industries, all while enjoying the flexibility of remote work in the UK. Join us to be part of a team that values your expertise and encourages you to influence strategy and drive meaningful change for our clients.

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Contact Details:

Harnham Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Research Engineer - LLMs & Generative Audio

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We think you need these skills to ace Research Engineer - LLMs & Generative Audio

LLM Systems Development
Production-Grade System Deployment
Model Fine-Tuning
Retrieval-Augmented Generation (RAG)
Text-to-Speech (TTS) Workflows
Speech-to-Text (STT) Workflows
Multimodal AI Experience Design

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