2,376 to 2,400 of 4,044 LLM Jobs in the UK

Cyber Security Engineer I

Location
Greater London, England, United Kingdom
technologies, LLMs, automation, and risk management. What you’ll be responsible for Design and implement security controls for AI and machine learning solutions, including LLM-based applications, model integrations, and supporting cloud infrastructure. Assess the security, privacy, and compliance risks associated with AI systems, including model misuse, prompt injection, data … such as identity and access management, cloud security, application security, data protection, logging and monitoring, and incident response. Knowledge of AI/ML and LLM concepts, including model deployment patterns, APIs, embeddings, vector stores, prompt handling, and common AI security risks. Experience securing cloud environments and modern development workflows ...

Senior Product Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£115,000 - £140,000 per annum
scaling a production-grade AI product from the ground up Designing and developing APIs and backend services that power enterprise customer integrations Owning the LLM application layer, including retrieval-augmented generation (RAG) workflows Improving model performance, reliability, evaluation frameworks, monitoring, and cost optimisation Working across the stack to deliver customer … Engineer will have the following skills and experience: Strong commercial experience as a Product Software Engineer or Software Engineer Experience building and scaling an LLM-enabled product from concept through to production Strong backend engineering expertise, ideally within API-first products Experience with Node.js and TypeScript, or a proven ability ...

Cyber Security Engineer I

Hiring Organisation
Checkout.com
Location
London, United Kingdom
Salary
£ 80 K
/ML technologies, LLMs, automation, and risk management.What you’ll be responsible forDesign and implement security controls for AI and machine learning solutions, including LLM-based applications, model integrations, and supporting cloud infrastructure.Assess the security, privacy, and compliance risks associated with AI systems, including model misuse, prompt injection, data leakage … domains such as identity and access management, cloud security, application security, data protection, logging and monitoring, and incident response.Knowledge of AI/ML and LLM concepts, including model deployment patterns, APIs, embeddings, vector stores, prompt handling, and common AI security risks.Experience securing cloud environments and modern development workflows in platforms ...

AI Engineer - Agentic AI

Hiring Organisation
Understanding Recruitment
Location
London, United Kingdom
Salary
£ 80 K
technical ownership from day oneCompetitive salary + equity7% pension, private healthcare and free daily mealsWhat you’ll be doingBuilding core agentic AI product featuresDesigning LLM architectures and agent workflowsEvaluating models and choosing the right approach for each problemIntegrating AI into complex production softwareDeploying across cloud and on-premise environmentsImproving ...

Data Engineer (AI) - London

Hiring Organisation
Medpace
Location
London, United Kingdom
Salary
£ 80 K
Job SummaryOur corporate activities are growing rapidly, and we are currently seeking a full-time, office-based Data Engineer to join our AI team. This position will work on a team to accomplish tasks and ...

Principal Software Engineer

Location
Greater London, England, United Kingdom
integrations, selective agentic patterns) Translate complex scientific and business problems into robust, well-integrated AI system designs Set the engineering bar for GenAI/LLM applications Mentor engineers and shape architectural direction across the department What you'll bring Track record building and operating LLM-powered systems in production ...

Software Engineer: Platform and Backend (Mid-career / Senior)

Location
Cambridge, England, United Kingdom
management. Nice to have Infrastructure as code (CDK in TypeScript, or Terraform). React/TypeScript, or comfort in a polyglot repo. LLM or MCP integration and AI-facing tooling. Financial-data or regulated-environment background. Experience we’re looking for We care more about what you’ve owned than ...

Senior Software Engineer

Hiring Organisation
Tipalti
Location
London, United Kingdom
Salary
£ 80 K
native product area. You'll work in a cross-functional squad to:Turn ambiguous problems into well-designed, scalable AI-powered systemsBuild high-quality, LLM-driven features end-to-end — from prototype to productionDesign and integrate agentic workflows, retrieval systems, and model-orchestration pipelinesDeliver AI solutions that make a measurable … difference for customersYou'll contribute across the stack, with a strong focus on backend APIs and services that power AI/LLM-driven functionality in expenses and procurement.Our Current StackReact Node.jsJavaScript & TypeScriptLLM APIs (OpenAI/Anthropic/similar)Vector databases & retrieval pipelinesThat said, our interview process is technology-agnostic. ...

AI/ML Engineer

Location
Romsey, England, United Kingdom
Job title: AI/ML Engineer Location: Romsey, Hampshire/Hybrid (2 days per week on site) Salary: £65,000 plus 6% bonus Candidates must be willing and eligible to go through SC security clearance. ...

Software Engineer - Google Cloud Platform

Location
City of Edinburgh, Scotland, United Kingdom
Engine Familiarity with Cloud Armor and Model Armor for platform and AI protection Understanding of MCP and A2A concepts and how they integrate with LLM services Relevant Google Cloud Platform professional qualifications The ability to apply new AI technologies to real engineering challenges Hours 35 Job Posting Closing Date ...

AI Staff Security Engineer

Hiring Organisation
Matchtech
Location
London, United Kingdom
Salary
£ 100 K
security awareness and culture across the broader organization.Required QualificationsProven experience in offensive security, including AI Red Teaming/Penetration Testing against agentic frameworks and LLM integrations.Demonstrated ability to engineer or deploy AI Detection and Response (AIDR) workflows utilizing agentic and SIEM technologies, with a strong focus on AI-native threat ...

BXTI, Technical Product Manager, Data, Cloud and Developer Experience - AVP

Location
City of Westminster, England, United Kingdom
governance, administration, security, and enablement features that internal teams require to build and run AI agents and workloads at scale — spanning our LLM Gateway, MCP Gateway, agent runtime, and model governance controls. This role requires strong technical judgment, a deep understanding of enterprise deployment patterns, and the ability to translate … platform requirements into elegant, self-service product experiences for builders across the firm. Key Responsibilities Own the roadmap for core platform capabilities including the LLM and tool (MCP) gateways, web search access, audit logging, access controls, and integration of approved AWS and Azure AI services. Develop and maintain the builder ...

AI Staff Security Engineer

Hiring Organisation
Matchtech
Location
London, UK
Employment Type
Full-time
awareness and culture across the broader organization. Required QualificationsProven experience in offensive security, including AI Red Teaming/Penetration Testing against agentic frameworks and LLM integrations. Demonstrated ability to engineer or deploy AI Detection and Response (AIDR) workflows utilizing agentic and SIEM technologies, with a strong focus on AI-native ...

AI Quality Assurance Program Manager

Hiring Organisation
TripAdvisor
Location
London, United Kingdom
Salary
Confidential
program management, QA management, or AI/ML product operations focused on system reliability and evaluation.AI Evaluation Expertise: Strong operational knowledge of AI/LLM testing methodologies, prompt evaluation, intent recognition accuracy, and AI safety guardrails.Data-Driven Insight Delivery: Proven ability to analyze AI logs, leverage analytics tools, and turn … support operations.Domain Empathy: Deep interest in online travel, traveler behavior, and maintaining high trust across consumer-facing AI interactions.Preferred QualificationsHands-on experience with modern LLM evaluation tools, annotation platforms, or customer service AI tools (e.g., Zendesk AI, Intercom, Salesforce).Background in travel tech, e-commerce marketplaces, or fast-scaling consumer ...

Software Engineer

Location
Greater London, England, United Kingdom
vendor availability. Event-driven consistency. Services coordinating over Pub/Sub — sagas across offer contract tenancy payment with no distributed transaction to lean on. LLM tool calling, deterministic API calls, and other intra- and inter-service communications all running across the same coordination system. AI harnesses in production. Deploying agentic … into real-world operational settings — acting on real money, tenancies and legal exposure, with the guardrails, observability and correctness that demands. Non-deterministic LLM working within compliant, secure deterministic software. Our stack We build on NestJS + TypeScript on GCP/GKE , with MongoDB , Redis and GCP Pub/ ...

Domain Expert - Responsible AI, Ethics & Assurance

Location
Greater London, England, United Kingdom
About Methods: Methods is a £100M+ IT Services Consultancy who has partnered with a range of central government departments and agencies to transform the way the public sector operates in the UK. Established over 30 ...

Applied AI Engineer

Hiring Organisation
Fuse Energy Supply
Location
London, United Kingdom
Salary
£ 60 K
customers and our internal operations. You'll work on consumer features such as the Energy Co-Pilot and speedy onboarding (using VLM and LLM tools) and build AI tools that make teams across Fuse more productive.ResponsibilitiesDesign, develop and deploy AI-powered features that directly impact consumer experiences, including personalised energy ...

AI Solution Architect (Presales)

Hiring Organisation
Hays Technology
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£90000 - £110000/annum Up to 110k
Engineering, Solutions Engineering, Forward Deployed Engineering or technical consulting backgrounds. You'll ideally bring strong experience across several of the following: AI/LLM solution architecture Agentic AI systems RAG and retrieval architectures Model APIs and orchestration frameworks Microsoft Copilot Studio Power Platform/Power Automate/Dataverse Azure ...

Data Scientist, ATG ENTERTAINMENT

Location
Greater London, England, United Kingdom
SageMaker in particular), or a demonstrated fast translation from an equivalent platform. Experience with seat-map or other inventory-constrained demand modelling. Exposure to LLM/GenAI tooling inside a production analytics workflow. Python About Us-Our values ATG Entertainment’s values set the tone for how we work ...

AI Solution Architect (Presales)

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £110,000 per annum
Engineering, Solutions Engineering, Forward Deployed Engineering or technical consulting backgrounds. You'll ideally bring strong experience across several of the following: AI/LLM solution architecture Agentic AI systems RAG and retrieval architectures Model APIs and orchestration frameworks Microsoft Copilot Studio Power Platform/Power Automate/Dataverse Azure ...

AI Engineer

Location
Aldgate, England, United Kingdom
technical and non‐technical colleagues. Delivery experience with Microsoft copilot Studio is a must. Microsoft Foundry is good to have and/or other LLM technologies. Pay.UK Behaviours At Pay.UK, our behaviours are central to who we are and how we operate. They bring our values to life, shape ...

Principal Engineer

Hiring Organisation
9fin
Location
London, United Kingdom
Salary
£ 80 K
unsettled by themTechnical bar:Deep experience with complex data modelling, entity resolution, and data pipelines in production environmentsProven experience designing and shipping AI/LLM systems — RAG, structured extraction, evaluation frameworks — beyond the prototype stageStrong backend and distributed systems knowledge: APIs, service architecture, scalability, observabilityExperience making and owning foundational architectural ...

AI Solutions Architect

Hiring Organisation
Hunter Bond
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 140,000 Annual
Our Leading Banking client are looking for a talented and motivated individual to join their expanding AI & Innovation team within Architecture & Engineering at a key stage in their AI journey. The team plays a central ...

Applied AI Engineer New

Location
Greater London, England, United Kingdom
4. Orchestration Design systems where specialized agents, tools, deterministic software, and humans work together effectively. Understand when a problem should be solved with an LLM, when traditional software is the better solution, and when multiple coordinated agents can materially improve the outcome. 5. Operational automation Act as the bridge between … Mean by "AI Experience" For this role, AI experience does not mean: Using ChatGPT to generate snippets of code Adding a single LLM API call to an application Building a prompt wrapper and calling it an agent Blindly accepting whatever a coding agent generates We are looking for engineers ...

Backend Software Engineer (AI Squad)

Hiring Organisation
Spendesk
Location
London, UK
Employment Type
Full-time
next generation of product features powered by AI, ML, and intelligent automation. This is a hands-on backend role focused on turning predictive models, LLM capabilities, and business intelligence into real product experiences. You will work on backend services, APIs and MCPs that bring automation, prediction, and assisted decision-making … squad, as well as Product Managers, Designers, and applicative squads across Spendesk. Together, you will build production-grade services that expose ML-driven and LLM-driven capabilities in ways that are reliable, observable, and valuable for end users. About the roleAs a Backend Software Engineer (IC3) in the AI & Data ...