1,801 to 1,825 of 2,324 LLM Jobs in London

About Us Founded in the US in 2022 and now based in London, UK, Recraft is an AI tool for professional designers, illustrators, and marketers, setting a new standard for excellence in image generation. We ...

secured, evaluated and operated at enterprise scale. You will: Design and implement production agentic AI systems and coding-agent workflows Establish best practices for LLM evaluation, red-teaming and AI guardrails Define governance around agent behaviour, oversight, auditability and security Address risks including prompt injection, permissions, data boundaries and secrets … within a frontier AI company, AI-native technology business or specialist AI consultancy, alongside: Proven experience building and operating agentic systems in production Strong LLM/GenAI engineering expertise Hands-on knowledge of AI security, evaluation and guardrails Experience deploying AI within complex enterprise environments Strong software engineering and architecture ...

volume. This is not a prompt-engineering role, and not a research role where someone else ships your work. It's also not "LLM app" building - the output here has to compile, run and be fun, millions of times, at a cost that works. You'll work with core engineering … runtime, and play telemetry feeding back into the loop. Move playability pass rate up and cost per generation down, at volume. Run benchmark suites, LLM-as-judge and playability pass/fail checks, and show output quality improving over time. Own the economics: tiered model routing, RAG/templates, caching ...

London, United Kingdom | Posted on 23/09/2026 Technical Issue Resolution: Monitor and analyze customers' technical challenges; help customers and support engineers resolve tickets quickly through an in-depth understanding of customer business. ...

find the answer yourself, then turn it into a plan the team can execute. Nice to have Real exposure to agentic/LLM systems and why they change the threat model — an agent actively probes and exploits standing permissions rather than stumbling onto them. That removes the "security through obscurity … transition from long-lived secrets toward ephemereal, time-based, risk-scored credentials, scoped to task duration and issued via JWT/OIDC. Layer LLM/software guardrails (policy-as-text plus human review) on top of whatever hard guardrails are feasible across the estate. Establish an opinionated onboarding standard (e.g. ...

they grow from early product to scale. You'll combine deep technical expertise with a builder-first mindset to help startups architect innovative LLM solutions, win technical evaluations, and get the most out of Claude. Working closely with Account Executives and the broader Sales, Product, and Engineering teams … pulse on AI engineering best practices, and the ability to demonstrate why Claude is the best foundation Hands‐on experience building and deploying LLM‐powered applications in production, with expertise in context engineering, evaluation frameworks, and modern AI architectures Strong technical communication skills with the ability to translate complex ...

We are building the next generation of AI and autonomous agents that can reason, plan, act, and learn to solve critical problems in operations at the huge scale of the world’s largest bank. As ...

workflows, tool use, and multi-step reasoning Develop and improve models across text, vision, and structured data, including fine-tuning and hybrid ML + LLM approaches Work with hosted and self-hosted models and contribute to decisions on model selection, performance, and cost Write clean, maintainable Python and contribute … production Clean, testable Python, solid software design, and experience working in production environments Experience with traditional ML, such as gradient boosting, and/or LLM systems, including prompting, tool use, evaluations, and agents Ability to reason about trade-offs involving accuracy, latency, cost, and reliability, and design accordingly SQL, pandas ...

At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ...

Senior Specialist PhysicalAI & Models, WWSO Startups Job ID: 10472322 | AWS EMEA SARL (UK Branch) Are you a customer-obsessed builder with a passion for helping customers achieve their full potential? Do you have GenAI/ ...

Who are we?👋 Look at the latest headlines and you will see something Ki insures. Think space shuttles, world tours, wind farms, and even footballers’ legs. Ki’s mission is simple. Digitally disrupt and revolutionise ...

focused directly on core engineering infrastructure, platform services, or distributed systems. AI/ML Literacy: Strong foundational understanding of the Generative AI lifecycle, including LLM utilization for structured downstream tasks, model fine-tuning, and performance evaluation. Masterful Communication: Proven track record of presenting to and influencing executive-level stakeholders, with … technical platforms, SDKs, or APIs across disparate product lines or independent business units. Data-Centric AI Familiarity: Direct experience working with data quality pipelines, LLM-as-a-judge evaluation frameworks, or automated RLHF systems. ***PLEASE NOTE:Our policy requires a 90-day waiting period before reconsidering candidates for the same ...

Meet DeepL DeepL is a global AI product and research company focused on building secure, intelligent solutions to complex business problems. Over 200,000 business customers and millions of individuals across 228 global markets today ...

Build cost observability and usage-tracking tooling across LLM and agent workloads Design and ship internal tooling and guardrails for safe, productive agentic coding workflows Evaluate AI tools, models, and vendors and produce build-vs-buy recommendations Write and maintain production-quality code and automated tests Review peers' code … focus rather than preference for a particular technology stack or language Clear written and verbal communication Generalist attitude toward learning and growth Experience with LLM/agentic tooling, AI cost observability, or internal developer platforms is a bonus Core Competencies Demonstrates expertise in building cost observability and usage-tracking tooling ...

ThoughtSpot is a Data & AI platform that helps companies turn data into enterprise advantage. We're Gartner MQ leaders with more than 1,000 customers globally and offices in Mountain View, Chicago, London, Bangalore, Sydney ...

Overview RSSB’s Risk and Safety Intelligence (RSI) team is at the forefront of rail safety. By analysing data, assessing risk and developing industry-leading tools and guidance, the team provides the insight that helps ...

The Tripadvisor Group connects people to experiences worth sharing, and aims to be the world’s most trusted source for travel and experiences. We leverage our brands, technology, and capabilities to connect our global audience ...

CX Project Manager | TripadvisorAbout Tripadvisor The Tripadvisor Group connects people to experiences worth sharing, and aims to be the world's most trusted source for travel and experiences. We leverage our brands, technology, and capabilities ...

The Role The AI Outcomes Manager is ThoughtSpot's strategic presence inside a customer account. You own the relationship, the outcomes plan, the renewal, and the expansion – across the entire customer lifecycle. You are the ...

We're looking for a Data Science Consultant – Life Sciences to join our team in London, UK in a hybrid working mode. In this role, you will help leading pharmaceutical and life sciences organizations leverage ...

Junior Software & Systems Developer Location: London - Hybrid working Salary: Up to £40,000 per annum Job Type: Full-time, Permanent A new exciting opportunity has become available to join one of the UK's leading ...

based workflows, tool ecosystems, and multi-step reasoning systems. Model Strategy: make decisions on model selection, fine-tuning, and when to use ML vs LLM vs hybrid approaches. Evaluation & Quality: define evaluation frameworks, metrics, and feedback loops to ensure reliability and continuous improvement. Production Excellence: ensure systems are scalable, observable … environments. Strong System Design Skills: ability to design end-to-end AI systems and make sound architectural decisions. Deep AI Expertise: strong experience with LLM systems (agents, tool use, evals) and/or traditional ML where appropriate. Pragmatism: ability to choose the right approach for the problem, balancing complexity, performance ...

At Scale, our mission is to develop reliable AI systems for the world's most important decisions. For 10 years, Scale has provided the high-quality data and full-stack technologies that power the world ...

HTTP API integrations, and conditional branching to automate account and contact sourcing at scale. Build and iterate on AI prompt layers within Clay using LLM columns to generate personalised outreach snippets, research account context, and qualify leads programmatically. Construct and maintain signal-based prospecting systems that ingest buying triggers (hiring … Clearbit, Apollo, LinkedIn, PredictLeads, and others) to maintain clean, enriched, and timely GTM data. AI Workflow Design & Automation Evaluate and implement AI tooling, including LLM-based research agents, AI SDRs, and prompt-engineered enrichment flows, to scale outbound relevance without scaling headcount. Design and maintain Outreach sequences that incorporate ...

TL;DR: We’re looking for a GTM Engineer to automate low-value commercial work and build the systems that generate qualified pipeline at scale. You’ll own the GTM infrastructure end to end: design ...