Artificial Intelligence Jobs

• London
• Hybrid · 3 days in office
• Senior

Join a newly formed LLM Engineering team to architect and own systems bringing large language models into scientific and business processes. Work spans LLM serving stacks, agentic infrastructure, RAG, evaluation frameworks, and fine-tuning, partnering with researchers to translate scientific needs into technical AI specifications.

vLLM · GCP · MCP

• Lausanne, Switzerland
• Hybrid · 3 days in office
• Senior
• Permanent

Architect and secure an AI-first drug discovery platform, reporting to the CISO. You will build AI-specific risk frameworks, protect model artifacts, deploy LLM and agentic guardrails, and lead AI security incident response across distributed training and inference infrastructure.

JAX · PyTorch · TensorFlow +6

• London

Owns the product capability for post-training LLMs, turning research methods into deployable model improvements for customers. Builds reliable training harnesses covering data prep, evaluation and serving, applying SFT, preference optimisation, RLHF/RLAIF, distillation and verifier-based approaches. Works closely with Research and platform teams, with a roadmap spanning SaaS, VPC and air-gapped deployments.

PyTorch · LLMs · SaaS +1

• London
• Hybrid
• Senior

Own high-level research work-streams, setting technical direction and roadmaps while guiding junior team members. Build deep learning and probabilistic models of physical systems, collaborating with ML and simulation engineers to translate physics challenges into mathematical formulations and production code.

PyTorch · CUDA · JAX +4

• London
• Hybrid
• £225,000 – £255,000 pa
• Mid-level

Partner-facing role embedding with nonprofits, research institutes and academic medical centres to apply Claude to clinical development for rare and neglected diseases. You'll design and review trial protocols, build tools for drug repurposing from literature, omics and patient data, and create reusable infrastructure like MCP servers and benchmarks.

Claude · MCP

• London
• Hybrid
• Permanent

Backend-focused product engineering role building Go services and APIs that let developers and AI agents work in parallel within customer-controlled cloud environments. You'll design orchestration for long-running tasks, handle permissions, credentials and isolation, and own outcomes from customer discovery through shipping and operating production systems.

AWS · GCP · Azure +2

• London
• Hybrid
• Senior
• Permanent

Builds high-quality Python libraries and platform tooling for multimodal data loading, distributed training, inference, checkpointing and observability across thousands of GPUs. Partners closely with ML teams to turn complex requirements into stable, reusable APIs, leading projects end to end while raising engineering standards.

PyTorch · TensorFlow · Azure +3

• London
• Hybrid
• Permanent

Deliver bespoke, production-grade machine learning systems for government and national security clients, covering the full ML lifecycle from scoping and architecture to deployment. Work with Python, Scikit-learn, TensorFlow or PyTorch, plus cloud platforms and Docker/Kubernetes, while advising stakeholders and defining standards for deploying ML at scale.

Scikit-learn · TensorFlow · PyTorch +5

• London
• Hybrid
• Mid-level
• Permanent

Deliver bespoke, production-grade machine learning systems for government and national security clients, spanning the full ML lifecycle from architecture to deployment. Work with Python, Scikit-learn, TensorFlow or PyTorch, plus cloud platforms and Docker/Kubernetes, while advising stakeholders and setting deployment standards.

Scikit-learn · TensorFlow · PyTorch +5

• Manchester
• £60,000 – £95,000 pa

Customer-facing role combining discovery workshops, business analysis and hands-on AI coding to turn retail challenges into product requirements and working prototypes. You'll build demos with Claude Code, TypeScript, Node.js and PostgreSQL, design user journeys, and evaluate LLM features alongside product and engineering teams.

Claude · Claude Code · TypeScript +7

• London
• Hybrid
• Lead
• Permanent

Lead large-scale training and post-training for Gaia, Wayve's world model that predicts future driving video and runs closed-loop with the driving stack. Own model architecture decisions, push autoregressive rollouts toward longer, more stable generation, and make the model deployment-ready. Partner with research, applications, simulation engineering and cloud teams, mentoring and setting technical direction.

PyTorch

• Exeter
• Entry level
• Contract

A doctoral research project investigating whether repeat photography, citizen science and machine learning can robustly monitor ecological change in intertidal habitats. The researcher will combine field data collection, statistical analysis and image-based AI methods, validating approaches against the MarClim 25-year time series across 100 UK sites.

MarClim

• London
• On-site
• £50,000 – £60,000 pa
• Mid-level
• Permanent

Design and evolve production multi-agent systems using Anthropic, OpenAI and Perplexity models on AWS, extending the company's MCP server with new tools. Build the eval and observability layer with golden datasets, regression suites and LLM-as-judge, own AWS infrastructure (ECS Fargate, Lambda, Step Functions, Bedrock) and guard against prompt injection and PII leakage. Set technical direction and mentor engineers.

Anthropic · OpenAI · Perplexity +7

• London
• £80,000 – £105,000 pa

Hands-on engineering role designing, building, deploying and supporting production-grade AI solutions in a professional services environment. Day to day involves developing AI applications, agents and automations with Microsoft technologies such as Copilot Studio and Azure AI Foundry, designing prompts and grounding strategies, and integrating AI into existing workflows. Distinct for its emphasis on real-world delivery over research or proof-of-concept work, plus close stakeholder collaboration and governance, security and compliance responsibilities.

Microsoft Copilot Studio · Azure AI Foundry · Azure DevOps

• Windsor
• Hybrid · 1 day in office
• £550 – £600 pd
• Senior
• Contract

Hands-on contract role designing, testing and optimising production-grade LLM prompts for chatbots, voice bots, IVR and messaging channels. Involves building agentic AI workflows with tool calling and multi-step reasoning, implementing RAG and evaluation frameworks, and adding guardrails for privacy, PII and hallucination reduction. Works with engineering, product and CX teams on a major digital transformation programme.

Git · CI/CD · IVR +1