AI Engineering Jobs in United Kingdom
There are 767 open AI Engineering jobs in United Kingdom on freehire right now. 259 of them were posted recently. The skills employers ask for most often are ai, llm and python.
Salary
| Currency | Period | 25th | Median | 75th | Postings |
|---|---|---|---|---|---|
| GBP | year | £90,000 | £107,000 | £135,000 | 25 |
From postings that disclose pay. Currencies are counted separately, never converted.
Most requested skills
- ai 95%
- llm 67%
- python 65%
- agentic-ai 57%
- machine-learning 56%
- cloud 52%
- api 43%
- generative-ai 37%
How the work is done
- Hybrid 200 · 26%
- Remote 116 · 15%
- Onsite 39 · 5%
Visa sponsorship offered in 55% of the 76 postings that state a position on it.
Seniority
- Senior 165
- Lead 110
- C-level 45
- Staff 22
- Junior 21
- Principal 21
Who is hiring
- 1000+ employees 58
- 501-1000 employees 27
- 11-50 employees 14
- 51-200 employees 13
- 201-500 employees 2
AI Research Engineer (Model Compression & Quantization) - 100% Remote Worldwide
Designs and optimizes AI model serving and inference architectures at Tether, focusing on quantization, custom Metal/MSL GPU kernels for mobile and edge devices, and low-latency, low-memory inference; also works on distributed inference (tensor/pipeline/expert parallelism), diffusion models, and vision transformers.
AI Research Engineer (Multi-Modal Reinforcement Learning) - 100% Remote Worldwide
Tether is hiring a 100% remote AI Research Engineer to advance multi-modal reinforcement learning — building RL infrastructure, reward models, simulation environments, and training frameworks spanning text, image, and audio, using PyTorch, with the goal of publishing at top-tier ML conferences.
AI Research Engineer (Multi-Modal & Vision)
AI Research Engineer on Tether's AI model team (Tether Data), driving end-to-end development of vision-language models: curating multimodal datasets, running post-training (SFT, distillation, RLHF), building evaluation benchmarks, and optimizing models for deployment on distributed GPU infrastructure.
Research Engineer Intern (Multimodal LLM)
Tether is hiring a Research Engineer Intern (2025/2026) to research and develop state-of-the-art open-source LLM, vision, and multimodal foundation models and to optimize a distributed training framework for large models on thousands of multi-node GPUs. Core stack: PyTorch and large-scale model training.
AI Software Engineer - DV Cleared
AI Software Engineer - UKSV DV Cleared NEW PERMANENT OPPORTUNITY AVAILABLE FOR AN AI SOFTWARE ENGINEER WITH DV CLEARANCE Salary : Up to £130,000 Location : London Working Pattern: Hybrid Clearance : Active UKSV DV To…
Software AI Engineer
London-based contract role (hybrid, 3-4 days in client office) at Deloitte, building AI-powered applications, agents, copilots and RAG pipelines in Python for a global financial services client. Involves Databricks/Spark data pipelines, MCP servers, Kubernetes, CI/CD and MLOps. Day rate up to £400 inside IR35.
Senior AI Software Engineer
Senior AI and Software Developer Location: Manchester (Hybrid) Salary: up to £70,000 DOE ABOUT THE ROLE We're looking for an experienced developer to join a growing business looking to bring AI further into its…
AI Engineer
Help build and scale practical AI solutions that solve real business problems We're working with an organisation that is investing heavily in AI and automation and is looking for an AI Engineer to join a growing team.…
Forward Deployed AI Engineer
A forward-deployed AI engineer at Series A health-tech company 32Co (01Health) who designs, builds, and ships AI-powered clinical features end-to-end — from prototype to production and post-launch iteration — often embedded directly with clinicians and customers in London, using evals, product analytics, and user research to drive clinical and business impact.
Software Engineer Python Genai Llm - Finance
A 12-month fixed-term Senior Software Engineer role at a global asset manager's Investment Technology Research team in London, prototyping and building reliable internal GenAI tools for investment analysts using Python, LLM/RAG workflows, MCP and tool integrations, and model evaluation. Hybrid: 3 days per week in the London office.
Agentic AI Engineer
Designs, builds, and deploys LLM-powered agentic AI systems that automate medical-imaging clinical trial workflows (DICOM/non-DICOM data intake, validation, metadata reconciliation, QC) and the company's AI-driven product development lifecycle, using RAG, evaluation harnesses, and MLOps practices for safe, compliant production operation.
Data & AI Engineer
Junior Data & AI Engineer at a UK multi-utilities company, onsite in Leatherhead: analyses large datasets and produces management insight with Microsoft Fabric, Power BI and ML, and builds process automation using Power Platform and Copilot Studio (plus Python/SQL/JS) to drive efficiency, reduce risk and improve customer service.
Junior Data & AI Engineer - Analytics & Automation
Junior Data & AI Engineer at ESP Utilities Group, onsite in Leatherhead, UK, working in the Technology team on data analytics, automation and AI — analysing large datasets, building automation solutions and supporting the data platform to cut costs, reduce risk and improve customer service, with full training provided.
Graduate AI Software Engineer
Role Purpose Location- Ruddington, Nottinghamshire Department - Product R&D Working Pattern - Hybrid (3 days a week in our Ruddington office) Benefits - Benefits at Ideagen Salary - £40,000 Start Date - September 2027…