Latest LLM Engineer Jobs

Synthesia logo

Staff Fullstack Engineer, Avatars

Synthesia is the world’s leading AI video platform for business, used by over 90% of the Fortune 100. Founded in 2017, the company is headquartered in London, with offices and teams across Europe and the US.As AI continues to shape...

Synthesia London, United Kingdom £40,000 – £80,000 pa
Remote Permanent
Synthesia logo

Staff Backend Engineer, Avatars

Synthesia is the world’s leading AI video platform for business, used by over 90% of the Fortune 100. Founded in 2017, the company is headquartered in London, with offices and teams across Europe and the US.As AI continues to shape...

Synthesia London, United Kingdom £50,000 – £100,000 pa
Remote Permanent

Data Scientist

I am recruiting for a Data Scientist to work on a hybrid basis - 2-3 days in London, remaining time remote.The role falls inside IR35 so you will be required to work through an umbrella company for the duration of...

Access Computer Consulting City of London, United Kingdom
Harnham - Data & Analytics Recruitment logo

Senior Data Scientist

This role involves building and fine-tuning advanced LLMs and NLP models for financial services, including conversational AI and data assistants. You will work closely with engineers to deploy models in AWS, develop ML pipelines, and support mid-level Data Scientists. The team focuses on LLM fine-tuning, automation, and website chatbots, with a strong emphasis on collaboration and cross-functional teamwork.

Harnham - Data & Analytics Recruitment London, United Kingdom £60,000 – £75,000 pa
On-site Permanent
Harnham - Data & Analytics Recruitment logo

Senior Data Scientist

This role involves building and fine-tuning LLMs and NLP models for financial services, including conversational tools and data assistants. You will work closely with engineers to deploy models in AWS, develop ML pipelines, and support mid-level Data Scientists. The team focuses on LLM fine-tuning, automation, and website chatbots, with a strong emphasis on collaboration and cross-functional teamwork.

Harnham - Data & Analytics Recruitment Manchester, United Kingdom £60,000 – £75,000 pa
Hybrid Permanent

Senior Python Developer

This role involves developing and deploying advanced Generative AI and Machine Learning solutions within an enterprise environment. Responsibilities include building LLM-based applications, designing RAG pipelines, and implementing CI/CD and MLOps practices. The role requires strong Python skills, experience with LLMs, and a solid foundation in data science and DevOps.

Randstad Technologies Dublin, Alba / Scotland, IV17 0YF, United Kingdom €60,872 – €62,611 pa
Hybrid Permanent

AI Agent Maker (No-Code / Low-Code)

This role involves designing and building AI agents using no-code/low-code platforms like n8n, Zapier, and LangChain UI. You will create automated workflows, connect apps and APIs, and optimize intelligent systems. The position offers flexible remote or hybrid working and the chance to collaborate with a creative, innovative team.

Acorn by Synergie Crewe, United Kingdom
Hybrid Permanent Flexible

Senior Python Developer

This role involves developing, deploying, and scaling advanced Generative AI and Machine Learning solutions within an enterprise environment. Key responsibilities include building LLM-based applications, designing RAG pipelines, prompt engineering, data engineering, and managing MLOps pipelines. The developer will work with cutting-edge technologies like Vertex AI, Hugging Face, and Kubernetes.

Randstad Technologies Recruitment Dublin, City Of Dublin, Ireland £60,426 – £62,153 pa
Hybrid Permanent

AI Software Developer

As an AI Software Developer, you will lead the design and delivery of practical AI solutions, building and maintaining LLM-powered applications that support products and improve internal processes. You will collaborate with product and engineering teams to identify opportunities for AI improvements and establish best practices, ultimately shaping the company's AI strategy and direction.

Matched Group Warrington, United Kingdom £55,000 – £80,000 pa
Hybrid Permanent Flexible

Senior Software Developer (.NET/ AI)

As a Senior Software Developer, you will be deeply involved in integrating AI-powered features into a live, customer-facing product. Your role will focus on designing, building, and ensuring the security and scalability of AI functionalities, while collaborating closely with cross-functional teams to deliver production-ready solutions. This position offers the opportunity to shape the AI direction of a market-leading platform and work in a product-led, agile environment.

Reed Newcastle upon Tyne, United Kingdom £60,000 – £70,000 pa
Hybrid Permanent

AI Senior Software Developer

As an AI Senior Software Developer, you will lead the design and delivery of practical AI solutions, building and maintaining LLM-powered applications that support products and improve internal processes. You will collaborate with cross-functional teams to identify opportunities for AI integration, establish best practices, and shape the company's AI strategy.

Matched Group Warrington, United Kingdom £55,000 – £80,000 pa
Hybrid Permanent Flexible
OpenAI logo

Research Scientist, Learning & Cognitive Outcomes

This role involves designing and executing rigorous studies to evaluate how AI systems impact learning, cognition, and capability development over time. You will develop cognitive outcome measures, manage RCTs and field studies, and collaborate with internal and external partners to translate findings into product improvements, focusing on young users and education settings.

OpenAI London, United Kingdom £40,000 – £80,000 pa
Hybrid Permanent
Amazon logo

Sr AI Editorial Lead (Portuguese), AI Shopping, International

The AI Conversational Shopping team is looking for an Sr AI Editorial Lead to drive its efforts in delivering a seamless, fluent, and locally-relevant experience for AI-assisted shopping in new marketplaces and languages. This is an opportunity to join the...

Amazon London, United Kingdom
Permanent

Data Scientist

This role involves designing, building, and deploying generative AI solutions using large language models and modern machine learning techniques. You will work on practical applications like intelligent automation, document processing, and customer-facing AI tools, collaborating with data engineering and software teams to productionize solutions and ensure they align with governance standards.

Oscar Technology London, United Kingdom £65,000 – £75,000 pa
Hybrid Permanent

AI Developer

This role involves building and deploying AI-integrated full-stack applications, incorporating cloud AI services, and developing LLM-powered features. You'll work in a small, fast-moving team, translating stakeholder requirements into working software, and contributing to internal AI tools and best practices.

Sellick Partnership Manchester, United Kingdom £72,000 – £80,000 pa
Hybrid Permanent