51 to 75 of 635 LLM Jobs in London

Senior Machine Learning Engineer

Hiring Organisation
Onsera Health
Location
London, UK
Data Science and Platform Engineering, enabling rapid iteration while enforcing production and compliance standards. Responsibilities Design and implement Onsera's agentic AI platform – architect LLM/agent framework selection, standardized patterns for tools, memory, guardrails, evaluation, and observability Define MLOps protocols for agentic systems – environment separation, versioning of prompts, tools ...

Senior Machine Learning Engineer

Hiring Organisation
Onsera Health
Location
City of London, Greater London, UK
Data Science and Platform Engineering, enabling rapid iteration while enforcing production and compliance standards. Responsibilities Design and implement Onsera's agentic AI platform – architect LLM/agent framework selection, standardized patterns for tools, memory, guardrails, evaluation, and observability Define MLOps protocols for agentic systems – environment separation, versioning of prompts, tools ...

Senior Machine Learning Engineer

Hiring Organisation
Onsera Health
Location
London Area, United Kingdom
Data Science and Platform Engineering, enabling rapid iteration while enforcing production and compliance standards. Responsibilities Design and implement Onsera's agentic AI platform – architect LLM/agent framework selection, standardized patterns for tools, memory, guardrails, evaluation, and observability Define MLOps protocols for agentic systems – environment separation, versioning of prompts, tools ...

Senior Data Engineer

Hiring Organisation
Elsevier
Location
Greater London, United Kingdom
Employment Type
Full Time
role: The Search and AI Platform is Elsevier's agentic data platform, which powers products such as Scopus, ScienceDirect, and our next-generation LLM-powered research systems. The platform utilises agentic services to interrogate our rich knowledge graphs, search and recommendation systems, and our unparalleled collection of research data, delivering ...

Full Stack AI Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £600 per day
collaboration, and accountability for outcomes. The Role and Deliverables Design, build, and maintain production-grade AI-enabled applications consuming standardised GenAI services such as LLM-based capabilities, RAG, summarisation, and classification. Develop cloud-native microservice or full-stack applications using API-led architectures. Integrate AI capabilities securely and reliably ...

Senior Data Scientist

Hiring Organisation
Harnham
Location
City of London, London, United Kingdom
assistants, recommendation systems, summarisation tools, and underwriting models Work across Python, SQL, cloud platforms, APIs, and modern MLOps practices Build and deploy solutions using LLM frameworks, RAG architectures, and agent-based systems Partner with stakeholders to translate business problems into scalable AI solutions Contribute to best practices in governance, monitoring ...

Data/AI Solution Architect

Hiring Organisation
HCLTech
Location
London, UK
with ETL toolsets, DataStage decommissioning paths, or modern data movement patterns is beneficial. Architecture & Stakeholder Leadership: Design orchestrations and technical patterns for agentic AI , LLM based systems, RAG, and workflow orchestration. Ability to articulate trade-offs, lead design decisions, and shape technical direction. Communication: Strong ability to communicate complex technical ...

Data/AI Solution Architect

Hiring Organisation
HCLTech
Location
London Area, United Kingdom
with ETL toolsets, DataStage decommissioning paths, or modern data movement patterns is beneficial. Architecture & Stakeholder Leadership: Design orchestrations and technical patterns for agentic AI , LLM based systems, RAG, and workflow orchestration. Ability to articulate trade-offs, lead design decisions, and shape technical direction. Communication: Strong ability to communicate complex technical ...

Data/AI Solution Architect

Hiring Organisation
HCLTech
Location
City of London, Greater London, UK
with ETL toolsets, DataStage decommissioning paths, or modern data movement patterns is beneficial. Architecture & Stakeholder Leadership: Design orchestrations and technical patterns for agentic AI , LLM based systems, RAG, and workflow orchestration. Ability to articulate trade-offs, lead design decisions, and shape technical direction. Communication: Strong ability to communicate complex technical ...

Applied AI Manager

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
modern MLOps practices. Commitment to people development: mentoring, performance conversations, and building high‐performing teams. Bonus: experience with NLP on financial contracts, RAG or LLM‐based applications on structured data, large‐scale loan data pipelines, or containerization tooling (Docker, Kubernetes, Terraform). Competitive salary and performance‐based bonus. Stock option ...

Senior Generative AI Architect

Hiring Organisation
Levy Global
Location
London, UK
designing and delivering enterprise-scale Generative AI solutions for complex business challenges. What you'll be doing: Architecting end-to-end GenAI and LLM solutions Designing RAG-based applications and AI-powered platforms Leading AI solution design, deployment, and governance Working with engineering, data science, and business stakeholders Driving ...

Senior Generative AI Architect

Hiring Organisation
Levy Global
Location
City of London, Greater London, UK
designing and delivering enterprise-scale Generative AI solutions for complex business challenges. What you'll be doing: Architecting end-to-end GenAI and LLM solutions Designing RAG-based applications and AI-powered platforms Leading AI solution design, deployment, and governance Working with engineering, data science, and business stakeholders Driving ...

Senior Generative AI Architect

Hiring Organisation
Levy Global
Location
City of London, London, United Kingdom
designing and delivering enterprise-scale Generative AI solutions for complex business challenges. What you'll be doing: Architecting end-to-end GenAI and LLM solutions Designing RAG-based applications and AI-powered platforms Leading AI solution design, deployment, and governance Working with engineering, data science, and business stakeholders Driving ...

Artificial Intelligence Engineer

Hiring Organisation
Omnis Partners
Location
London, UK
experience Experience working across AWS, Azure or GCP Knowledge of CI/CD, testing, deployment pipelines and distributed systems Experience with prompt engineering, LLM evaluation, observability and optimisation for latency, cost and quality ...

Artificial Intelligence Engineer

Hiring Organisation
Omnis Partners
Location
City of London, Greater London, UK
experience Experience working across AWS, Azure or GCP Knowledge of CI/CD, testing, deployment pipelines and distributed systems Experience with prompt engineering, LLM evaluation, observability and optimisation for latency, cost and quality ...

Artificial Intelligence Engineer

Hiring Organisation
Omnis Partners
Location
City of London, London, United Kingdom
experience Experience working across AWS, Azure or GCP Knowledge of CI/CD, testing, deployment pipelines and distributed systems Experience with prompt engineering, LLM evaluation, observability and optimisation for latency, cost and quality ...

AI Software Engineer

Hiring Organisation
Moody's
Location
Greater London, United Kingdom
Employment Type
Full Time
experience in backend software development with a focus on Node.js, building scalable and production-grade systems Hands-on experience with AI applications, including LLM implementations, retrieval-augmented generation, prompt optimization, and fine-tuning methodologies Proven ability to optimize systems for latency, cost, and reliability, and to take AI agents from … using Node.js, creating APIs and services to support applications such as NLP, search, recommendation systems, and AI agents Build and integrate large language model (LLM) applications and AI agents using techniques such as retrieval-augmented generation, prompt optimization, fine-tuning, and reinforcement learning Develop end-to-end pipelines for data ...

DV Cleared Senior AI Engineer

Hiring Organisation
IO Associates
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 700 Daily
record of shipping multi-agent or agentic AI frameworks into live production environments. Core Software Engineering: Exceptional Python skills alongside hands-on experience with LLM orchestration tools (eg, LangGraph, LangChain, Haystack, or similar). Modern DevOps: Strong experience with Docker, Git, and cloud infrastructure. Secure Architecture: Solid comprehension of secure ...

AI Engineer – Contract Role

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
background, with deep experience in Python Proven track record building and deploying AI or ML-driven applications into production environments Experience working with modern LLM tooling, data pipelines, and large-scale datasets Ability to design scalable, maintainable systems with a focus on reliability and performance Experience working ...

AI Platform Engineer (DevOps / MLOps Focus)

Hiring Organisation
The Portfolio Group
Location
London, United Kingdom
Employment Type
Permanent
Salary
£80000/annum
environments. You'll sit at the intersection of DevOps, cloud infrastructure and applied AI owning the full lifecycle of Retrieval-Augmented Generation (RAG) and LLM-powered systems across modern cloud architecture. This role is about engineering, not research. You will architect and run the infrastructure that enables AI to perform ...

AI Agent Manager xSenior Full-Stack Engineer (.NET / React) — Remote, UK

Hiring Organisation
Event Solutions
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
Enhanced Engineering: Agentic and AI-assisted development as a daily practice (Claude, GitHub Copilot and similar), plus awareness of AI/ML and LLM integration. We give every engineer Claude and ChatGPT seats and expect them to be used hard and used well. Collaboration & Communication Work closely with Product Managers ...

Senior Software Engineer II - Data Engineering

Hiring Organisation
Elsevier
Location
Greater London, United Kingdom
Employment Type
Full Time
data modelling principles. Deep expertise in Python (or failing that, Java). Strong proficiency in backend development and familiarity with modern AI/LLM tools and frameworks (e.g., LangChain, LangGraph). Strong experience with Kubernetes (EKS) and cloud-native architectures. Proven record of building scalable backend systems and APIs. Experience ...

Java Software Engineer

Hiring Organisation
Michael Page
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£50000 - £60000/annum
Connect, JWT, and secure API design. * Experience with CI/CD pipelines (Azure DevOps). * Demonstrated hands-on exposure to at least one of: LLM API integration, vector databases, prompt engineering, or RAG pipeline construction * Familiarity with REST-based AI APIs (OpenAI, Anthropic, Google Vertex AI, or equivalent). * Basic ...

Java Software Engineer

Hiring Organisation
Michael Page Technology
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
Connect, JWT, and secure API design. * Experience with CI/CD pipelines (Azure DevOps). * Demonstrated hands-on exposure to at least one of: LLM API integration, vector databases, prompt engineering, or RAG pipeline construction * Familiarity with REST-based AI APIs (OpenAI, Anthropic, Google Vertex AI, or equivalent). * Basic ...

AI Operations Lead

Hiring Organisation
Mphasis
Location
London, UK
providing oversight, resolving blockers and ensuring smooth execution Design the solution and implement, code review and lead the team - Google ADK (Agentic Framework), LLM - Google 2.0 Flash or 1.5, Lang graph Drive team to formalize the engineering and integration approaches (enterprise changes, impacts, and documentation standards) Establish feasibility and checklist ...