16 of 16 OpenAI Jobs in the City of London

Lead Agentic AI Engineer

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
delivery, ensuring the proposed solution is built to the agreed architecture and quality standards Core Technical Skills Hands‐on experience with LLMs such as OpenAI GPT, Claude, Gemini or Mistral Experience designing and building agentic AI solutions, including tool use, workflow orchestration, routing, memory, and multi‐agent patterns Expertise ...

Senior Architect, ADC/Quant

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
encompassing: Compute & Services: Java, .NET, Python, Cloud-native microservices; Data & Analytics: Databricks, Microsoft Fabric, AWS Glue, Athena, Event Streaming (e.g., Kafka); AI & ML: Azure OpenAI, LLM Integration patterns, Vector Databases; Integration & Storage: Azure Data Factory (ADF), SQL Server, Enterprise relational platforms; Infrastructure: Azure, AWS, and Hybrid Cloud networks. What This ...

Senior AI Engineer

Hiring Organisation
Vallum Associates Limited
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£600 per day
multi-step reasoning, planning, and action execution Build scalable AI applications using Python as the core development language Develop and integrate solutions using Azure OpenAI Services, including prompt engineering, embeddings, and fine-tuning strategies Implement orchestration pipelines using Semantic Kernel and LangGraph for multi-agent workflows Integrate tools, APIs ...

Senior Data Adviser

Hiring Organisation
DGH Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£80,000
data, analytics, AI or machine learning - Strong technical skills (Python, SQL, data pipelines) - Experience with AI technologies (e.g. LLMs, vector databases, Azure/OpenAI tools) - Proven ability to deliver insights via tools like Power BI or Tableau - Strong stakeholder management and communication skills - Commercial mindset with a passion for innovation ...

AI Engineer

Hiring Organisation
McCabe & Barton
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £900 per day inside IR35
Collaborate with the engineering squad to displace outsourced delivery with in-house capability Skills/Experience Hands-on experience building with LLM APIs (Anthropic, OpenAI or similar) in production environments Experience building AI Solutions is essential Experience with agentic frameworks, tool use, and MCP or equivalent connector patterns desirable Familiarity ...

AI Product Manager - Investment, Wealth or Asset Management

Hiring Organisation
Sanderson Recruitment
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £800 per day + IR35 TBC
governance, AI governance, model risk, and data privacy principles. Desirable Agile, Scrum, Product Owner, or Business Analysis certification. Experience with Microsoft Copilot, Azure AI, OpenAI, Gemini, or similar platforms. Knowledge of AI agents, automation technologies, and emerging AI frameworks. Success Measures Delivery of AI solutions that generate measurable business benefits. ...

Forward Deployed Engineer -AI Transformation

Hiring Organisation
MBN Solutions
Location
City of London, London, United Kingdom
role — not advisory. You’ll operate across: AI use case discovery in live business processes Design of LLM/agent-based workflows (Claude/OpenAI ecosystem) Rapid prototyping through to production deployment Integration into existing enterprise systems (Microsoft stack, investment platforms, CRM tools) Governance, security, and compliance alignment (including ...

Microsoft Business Applications Technical Lead

Hiring Organisation
Cognitive Group | Part of the Focus Cloud Group
Location
City of London, London, United Kingdom
Strong stakeholder management and communication skills. Previous experience in a Technical Lead, Lead Developer or Senior Developer position. Desirable: Microsoft Copilot Studio and Azure OpenAI experience. GitHub Copilot and AI-assisted development tools. Data migration and integration project experience. Microsoft certifications such as PL-400 or PL-600. Why join ...

AI Engineer

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
Engineer that will design, build, and deploy Generative AI and AI‐driven applications using GCP and leading LLMs such as ChatGPT (OpenAI) and Claude (Anthropic). The position is hybrid in London and involves moving AI from prototype to production. Responsibilities AI Solution Design & Delivery: Design, build, and deploy … services via APIs and building backend services; familiarity with version control, testing, CI/CD. Generative AI & LLMs: Hands‐on experience with ChatGPT/OpenAI APIs and/or Anthropic Claude; prompt engineering, system prompts, evaluation techniques; implementation of RAG, vector databases, semantic search. Cloud Platforms: Strong experience with ...

Senior AI Native Engineer – Enterprise Agent Platforms

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
prototype to production across cloud-native stacks, orchestration, and observability. You will lead technical discussions, craft reusable patterns, and deliver robust, secure workflows using OpenAI, Anthropic, or other providers, with a strong emphasis on performance and cost efficiency. #J-18808-Ljbffr ...

AI Native Software Engineer

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
maintainable agentic workflows that can be iterated on quickly. AI Platform Integration: develop and/or extend abstraction layers across AI providers (Anthropic, Google, OpenAI, etc.) to enable seamless integration and multi‐provider enablement. Contribute to shared libraries, SDKs, and patterns that can be reused across clients. Cloud‐Native Engineering … experience designing and deploying agentic solutions (agents, orchestration, context engineering, RAG, workflows) in production or near‐production environments. Experience with modern AI platforms — OpenAI, Claude, Vertex AI, or open‐source models — including building or using abstraction layers for multi‐provider pipelines. Strong Python, Java or equivalent experience building 12‐factor ...

Ecommerce AI Engineer (Contract)

Hiring Organisation
Salt
Location
Westminster, London, City of Westminster, United Kingdom
Employment Type
Contract
Contract Rate
£250 - £275/day
Connect AI agents with CRM, booking and customer-service platforms * Automate customer enquiries, lead qualification, booking support and follow-up communications * Build solutions using OpenAI APIs, large language models, RAG, embeddings, vector search and tool calling * Implement permissions, monitoring, escalation processes and data-privacy controls * Integrate third-party systems using … developing and optimising WordPress websites, including custom themes, plugins and API integrations * Experience integrating booking engines, ecommerce platforms and payment systems * Practical experience with OpenAI APIs, LLMs, RAG and agentic workflows * Experience integrating CRM platforms, WhatsApp Business, webhooks and third-party APIs * Strong SQL, data-integration and dashboard-development skills ...

Ecommerce AI Engineer

Hiring Organisation
Salt
Location
Westminster, London, City of Westminster, United Kingdom
Employment Type
Permanent
Salary
£45000 - £55000/annum
Connect AI agents with CRM, booking and customer-service platforms * Automate customer enquiries, lead qualification, booking support and follow-up communications * Build solutions using OpenAI APIs, large language models, RAG, embeddings, vector search and tool calling * Implement permissions, monitoring, escalation processes and data-privacy controls * Integrate third-party systems using … developing and optimising WordPress websites, including custom themes, plugins and API integrations * Experience integrating booking engines, ecommerce platforms and payment systems * Practical experience with OpenAI APIs, LLMs, RAG and agentic workflows * Experience integrating CRM platforms, WhatsApp Business, webhooks and third-party APIs * Strong SQL, data-integration and dashboard-development skills ...

AI Architect

Hiring Organisation
HCLTech
Location
City of London, London, United Kingdom
HCLTech is a global technology company, home to 219,000+ people across 54 countries, delivering industry-leading capabilities centered on digital, engineering and cloud, powered by a broad portfolio of technology services and products. We ...

Front Office AI Strategy Implementation Specialist – Boutique Hedge Fund

Hiring Organisation
Martis Search
Location
City of London, London, United Kingdom
internal advisor and educator to support adoption across the business. Our client currently utilises the Enterprise versions of both Anthropic Claude and OpenAI ChatGPT. Therefore, demonstrable experience using AI tools within a Fixed Income and/or Credit investment environment is considered essential. The firm is open-minded regarding background … paced, entrepreneurial environment and manage multiple initiatives simultaneously. Systems-oriented mindset with the ability to conceptualise processes, workflows and scalable solutions. Preferred Technology Exposure OpenAI ChatGPT Enterprise Anthropic Claude Enterprise Python JavaScript VBA Power BI Excel AI workflow automation and data visualisation tools Additional Desirable Experience CFA and/ ...

Software Engineer, Enterprise AI Platform & Scale

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
OpenAI is seeking an experienced engineer to help scale Codex from a powerful tool into a production‐grade teammate for entire organizations. You will work with internal OpenAI teams and external customers to deploy, operate, and trust Codex in demanding real‐world environments. You will design secure, observable, full‐stack ...