Senior AI Engineer (LLMs) - Remote & Impactful

Confidential; United Kingdom; Hybrid; GBP 70,000 - 110,000; Full time

Benefits offered by this job

Remote work flexibility

Competitive salary

Comprehensive benefits package

International team

Job summary

United States Digital Space LLC is seeking an experienced AI Engineer, Sr 1, based in the United Kingdom. You will contribute to designing and deploying production-ready AI systems powered by Large Language Models and cloud technologies, building intelligent digital experiences through scalable AI services, agentic workflows, and enterprise integrations.

You will own end-to-end AI solutions, collaborating with multidisciplinary teams, optimizing model performance, ensuring reliability, and

Qualifications

• Strong experience in AI engineering with LLMs and backend design.
• Hands-on experience with Hugging Face Transformers.
• Experience deploying AI models on GPU infrastructure.
• Strong Python backend development for AI services and APIs.
• Experience with LLM engineering patterns: tool calling, retrieval, streaming.
• Familiarity with Azure AI services and related infrastructure.
• Ability to communicate with technical and business stakeholders.

Responsibilities

• Design, develop, and optimize AI-powered applications including intelligent chatbot experiences.
• Integrate and deploy open-source LLMs within secure private cloud environments.
• Build and maintain scalable Python backend services supporting AI-driven interactions.
• Design agentic AI workflows with tool integrations, context retrieval, and API communication.
• Optimize model performance, latency, and reliability across GPU environments.
• Deploy AI solutions with cloud platforms and existing infrastructure for production use.
• Monitor and improve AI systems using evaluation techniques and performance metrics.
• Collaborate with technical and non-technical stakeholders to deliver reliable solutions.

Skills

LLMs

Python backend

Hugging Face

GPU deployment

Tool calling

Context retrieval

APIs

Azure AI

Streaming

System architecture

Tools

Hugging Face Transformers

Job description

United States Digital Space LLC is seeking an experienced AI Engineer, Sr 1, based in the United Kingdom. You will contribute to designing and deploying production-ready AI systems powered by Large Language Models and cloud technologies, building intelligent digital experiences through scalable AI services, agentic workflows, and enterprise integrations.

You will own end-to-end AI solutions, collaborating with multidisciplinary teams, optimizing model performance, ensuring reliability, and