31 ai engineer jobs found

AI Engineer - LLM & Agentic Systems London - Hybrid. Circa £500 – £675 per day (and negotiable DOE) Contract (Outside IR35) Mid-level, Senior & Lead. Agentic AI / Machine Learning. Company: Our client is a globally established B2B information and professional services business, operating across multiple high-value industry sectors. They have established data science and machine learning engineering teams already delivering in production, and are now expanding their AI capability significantly across the global organisation. This is a role for people who ship. If you've built LLM-powered systems and agentic workflows that are live in production - not demos, not prototypes - and you want to do that at genuine scale, this is worth applying for. What you'll be working on as an AI Engineer - LLM & Agentic Systems: Designing and building AI agents and agentic workflows - combining LLMs, RAG, reasoning, memory and tool orchestration to...

*New Role - Forward Deployed AI Engineer - Outside IR35* We are supporting a leading investment business on a major AI enablement initiative and are looking for a Forward Deployed AI Engineer to embed directly into the organisation. This is a hybrid role sitting between AI engineering, business process transformation and operational enablement. The focus is not just building AI solutions but redesigning workflows, identifying high-value use cases and driving real AI adoption across the business. Key Responsibilities - Identify and redesign operational workflows using AI - Build AI-enabled processes and requirements - Support organisation-wide AI adoption and prompt engineering - Work closely with leadership and operational stakeholders - Help establish a compliant environment for Claude and future AI agents - Drive practical AI implementation across existing systems and teams Ideal Candidate - Strong AI enablement or Forward Deployed Engineering background - Excellent...

SC Cleared AI Engineer Contract Details: Day Rate: £500 - £750 IR35 Status: Outside IR35 Duration: 6 months (initial) Location: London (Hybrid: 2 days per week on-site) The Role: Immediate requirement for an AI Engineer on a 6-month initial contract. The project involves architecting and deploying Large Language Model (LLM) solutions and Machine Learning pipelines within the defence sector. Required Skills & Experience: Active SC Clearance (mandatory) Prior experience on Ministry of Defence (MOD) projects Python Applied Machine Learning and LLM integration RAG (Retrieval-Augmented Generation) systems LangChain or LangGraph To Apply: Submit a CV and confirmation of active SC clearance status.

SC Cleared AI Engineer Contract Details: Day Rate: £500 - £750 IR35 Status: Outside IR35 Duration: 6 months (initial) Location: London (Hybrid: 2 days per week on-site) The Role: Immediate requirement for an AI Engineer on a 6-month initial contract. The project involves architecting and deploying Large Language Model (LLM) solutions and Machine Learning pipelines within the defence sector. Required Skills & Experience: Active SC Clearance (mandatory) Prior experience on Ministry of Defence (MOD) projects Python Applied Machine Learning and LLM integration RAG (Retrieval-Augmented Generation) systems LangChain or LangGraph To Apply: Submit a CV and confirmation of active SC clearance status.

AI Engineer (LLMs/Agentic AI/Python) – Hybrid (London – 2/3 days onsite per week) – (£500-600/DAY OUTSIDE IR35) We are currently supporting a cutting-edge AI software company building advanced agentic AI and memory systems for enterprise clients operating within highly regulated environments. They’re looking for an AI Engineer to join on a subcontractor basis, helping architect intelligent multi-agent systems, memory write-back pipelines, and secure LLM integrations at scale. Tech Stack: • Python/FastAPI • LLMs & Agentic AI • MCP Integrations • GraphRAG • Async Architectures • Multi-Agent Systems • Knowledge Graphs • Streaming & Observability Key Experience: • Multi-agent orchestration in production • AI memory systems & write-back design • GraphRAG & retrieval architectures • MCP server integrations • Secure enterprise AI deployments • Agent guardrails & access control • Production-grade Python engineering Bonus...

Senior Scientific Data Scientist / Pipeline Engineer Remote / Hybrid Oxford 6 Month Contract Outside IR35 £400 to £550 per day Overview A technology-enabled drug discovery company is looking for a Senior Scientific Data Scientist to design, build and maintain the analytical pipelines that power its data-driven discovery platform. The business combines automated wet-lab experimentation, proprietary analytical pipelines and deep scientific expertise to generate high-quality, reproducible biological datasets at scale. This data supports AI-driven discovery work across areas including oncology, immunology and neurodegeneration. This role would suit a scientist-turned-coder or scientific data scientist with strong Python skills, statistical modelling experience and a background working with bioassay or experimental biology data. The Role You will build and improve Python-based analytical pipelines for diverse bioassay datasets, including biochemical,...

Senior Scientific Data Scientist / Pipeline Engineer Remote / Hybrid Oxford 6 Month Contract Outside IR35 £400 to £550 per day Overview A technology-enabled drug discovery company is looking for a Senior Scientific Data Scientist to design, build and maintain the analytical pipelines that power its data-driven discovery platform. The business combines automated wet-lab experimentation, proprietary analytical pipelines and deep scientific expertise to generate high-quality, reproducible biological datasets at scale. This data supports AI-driven discovery work across areas including oncology, immunology and neurodegeneration. This role would suit a scientist-turned-coder or scientific data scientist with strong Python skills, statistical modelling experience and a background working with bioassay or experimental biology data. The Role You will build and improve Python-based analytical pipelines for diverse bioassay datasets,...

Senior Software Engineer (Contract) Remote / Oxford (Flexible Hybrid) £500 – £600 per day (Outside IR35) 3–6 Month Contract We’re supporting an innovative deep-tech company developing AI-driven software within a highly complex scientific environment. They’re looking for an experienced Senior Software Engineer to help accelerate backend platform development as they continue to scale. This is a hands-on contract role focused on building robust backend services, APIs, and scalable applications using Python. You’ll work closely with a highly technical engineering team, contributing across architecture, development, and delivery in a fast-paced environment. What They’re Looking For Strong commercial Python experience Experience building APIs and backend services using FastAPI, Flask or similar Strong understanding of scalable software engineering and system design Experience with cloud platforms and containerised environments Comfortable working...

Senior Software Engineer (Contract) 3-Month Engagement | Outside IR35 | Up to £475 per day | Hybrid (London / Ipswich) A rapidly expanding SaaS company is seeking an experienced Senior Software Engineer to support their agile delivery team on an initial 3-month contract. This position offers a strong mix of hands-on development and strategic input, with the opportunity to shape system architecture, influence engineering practices, and contribute directly to product evolution. You’ll play a key role in designing, building, and improving scalable cloud-native applications, while also guiding team members and promoting high standards across the development lifecycle. Core expertise required: Advanced experience with C# and .NET (Framework and Core) Frontend development using TypeScript, HTML, CSS, and either React or Vue Proven track record with AWS, ideally including serverless architectures (e.g., Lambda) Experience with CI/CD pipelines and Infrastructure as...

Data Engineer - Outside IR35 - Contract - SC ESSENTIAL A rare opportunity to join our fast-growing technology company selling high-value software development services. You will be working within a Government department as part of an existing team to support the rollout of a new Database. Must have Several years' experience with data modelling, data mapping, and defining data standards Experience working with complex, multi-organisation data landscapes Track record of delivering clarity in the presence of ambiguity Experience working with senior stakeholders to define strategy Nice to have Experience working with central and/or local government Familiarity with housing / property / regulatory datasets Experience implementing data standards that have already been defined Your approach You are passionate about delivering great technical quality, whether building greenfield solutions or improving the quality of legacy systems You hold...

This is a hands-on Data Engineer role focused on building and optimising modern data pipelines across Fabric and Snowflake. You 'll play a key role in delivering scalable, secure, and high-performance data solutions that support analytics, reporting, and AI initiatives. Client Details Our client is an international organisation operating at the intersection of financial services, professional development, and data-driven products. They work with global institutions to deliver specialist solutions that combine domain expertise with technology and analytics. As they continue to evolve their digital capabilities, data is becoming a central pillar in enhancing both their internal operations and client-facing services. Description Design and deliver scalable ETL/ELT pipelines across Microsoft Fabric and Snowflake Build and maintain integrations from multiple data sources (APIs, files, feeds) Implement medallion...

Senior Software Engineer (Contract) 3-Month Engagement | Outside IR35 | Up to £475 per day | Hybrid (London / Ipswich) A rapidly expanding SaaS company is seeking an experienced Senior Software Engineer to support their agile delivery team on an initial 3-month contract. This position offers a strong mix of hands-on development and strategic input, with the opportunity to shape system architecture, influence engineering practices, and contribute directly to product evolution. You'll play a key role in designing, building, and improving scalable cloud-native applications, while also guiding team members and promoting high standards across the development lifecycle. Core expertise required: Advanced experience with C# and .NET (Framework and Core) Frontend development using TypeScript, HTML, CSS, and either React or Vue Proven track record with AWS, ideally including serverless architectures (e.g., Lambda) Experience with CI/CD pipelines and Infrastructure as Code...

SC Cleared Senior Software engineer ASAP Start 28/08 finish - strong expectation for extension £450 Outside ir35 Remote Details below Technical Requirements Core Tech Stack Python TypeScript FastAPI PostgreSQL AWS‑hosted environment Additional Useful Experience Familiarity with GDS design framework, (url removed) component libraries, and templating models Experience with authentication integrations (handled via third‑party provider) Exposure to Java (beneficial but not required) Strong automated testing skills — no separate QA function, engineers write their own tests Ability to work with AI tooling (e.g., Copilot); experience guiding best practices is a plus Practices include: Pairing TDD PR reviews Fast‑moving ticket flow No appetite for engineers who over‑discuss or over‑spike — the team values momentum, pragmatism, and delivery focus Team Culture & Expectations Collaborative, supportive, and delivery‑driven High‑profile project → blockers get resolved quickly...

Data Engineer | £400 - £450 We're working with a premier global media insights & market research innovator on this exciting opportunity. This is a chance to leverage Python and SQL at scale, turning complex behavioural signals into high-impact data products for some of the world's most recognisable brands. As a key member of the Data Products team, you will take full ownership of the end-to-end data lifecycle. You’ll be building the sophisticated pipelines that empower global brands to make strategic, data-driven decisions using high-quality structured datasets. The Role Design and evolve complex data product schemas, ensuring raw signals are translated into high-performance, well-structured datasets. Build, deploy, and maintain robust data feeds using Python and SQL for advanced transformation, validation, and delivery. Monitor and optimize data quality through rigorous diagnostic checks and deep-dive analysis of massive, high-velocity datasets. Collaborate...

Node.js Contractor - AI Tool Replatforming Remote | Outside IR35 | £450-500/day We are looking for an experienced Node.js contractor to help replatform and modernise an internally developed AI-driven data platform. The existing tool was rapidly developed by a member of the technical team using AI-assisted development tools and is currently running locally on a laptop environment. We now need an experienced engineer to rewrite/refactor the application into a secure, production-ready Node.js solution suitable for deployment within our server infrastructure. The Role You will take ownership of analysing the current Python-based application and rebuilding/refactoring it into a scalable and maintainable Node.js platform. The application: Pulls data from multiple external sources including: RSS feeds Websites APIs Processes and stores data within a database Includes a front-end interface for displaying and interacting with the data A key part of the engagement will...

Node.js Contractor – AI Tool Replatforming Remote | Outside IR35 | £450–500/day We are looking for an experienced Node.js contractor to help replatform and modernise an internally developed AI-driven data platform. The existing tool was rapidly developed by a member of the technical team using AI-assisted development tools and is currently running locally on a laptop environment. We now need an experienced engineer to rewrite/refactor the application into a secure, production-ready Node.js solution suitable for deployment within our server infrastructure. The Role You will take ownership of analysing the current Python-based application and rebuilding/refactoring it into a scalable and maintainable Node.js platform. The application: Pulls data from multiple external sources including: RSS feeds Websites APIs Processes and stores data within a database Includes a front-end interface for displaying and interacting with the data A key part of the...

Node.js Contractor - AI Tool Replatforming Remote | Outside IR35 | £450-500/day We are looking for an experienced Node.js contractor to help replatform and modernise an internally developed AI-driven data platform. The existing tool was rapidly developed by a member of the technical team using AI-assisted development tools and is currently running locally on a laptop environment. We now need an experienced engineer to rewrite/refactor the application into a secure, production-ready Node.js solution suitable for deployment within our server infrastructure. The Role You will take ownership of analysing the current Python-based application and rebuilding/refactoring it into a scalable and maintainable Node.js platform. The application: Pulls data from multiple external sources including: RSS feeds Websites APIs Processes and stores data within a database Includes a Front End interface for displaying and interacting with the data A key part of the engagement will...

Graph Data Engineer (Neo4j/Python/Graph Algorithms) – Hybrid (London – 2/3 days onsite per week) – (£500-600/DAY OUTSIDE IR35) We are currently supporting a cutting-edge AI software company building advanced graph-based reasoning infrastructure for enterprise environments across highly regulated sectors. They’re looking for a Graph Data Engineer to join on a subcontractor basis, helping design and scale complex knowledge graph systems powering next-generation AI/LLM workflows. Tech Stack: • Neo4j • Python/FastAPI • Graph Algorithms • GraphRAG • RDF/SPARQL • NetworkX/GraphBLAS • GCP/AWS • DuckDB/FalkorDB Key Experience: • Large-scale graph construction & ingestion • Graph traversal & query optimisation • Knowledge graph architecture • Graph algorithms (PageRank, Louvain, Centrality etc.) • Auditability & reasoning traceability • Production-grade Python engineering • Complex enterprise data environments Bonus Experience: • KG...

Senior Platform Engineer (GCP/Kubernetes/Terraform) - Hybrid (London - 2/3 days onsite per week) - (£500-600/DAY OUTSIDE IR35) We are currently supporting a cutting-edge AI software company scaling their platform infrastructure across enterprise clients in highly regulated environments. They’re looking for a Senior Platform Engineer to join on a subcontractor basis as the first dedicated infrastructure hire, helping build and automate a secure, multi-tenant cloud platform from the ground up. Tech Stack: • GCP/GKE • Kubernetes • Terraform • Helm • Docker • CI/CD • IAM/Security/Observability Key Experience: • Production-grade Kubernetes platforms • Multi-tenant infrastructure • Infrastructure as Code • Secure enterprise SaaS deployments • Monitoring, scaling & automation • Strong cloud security fundamentals Hybrid/Remote – preference for London-based engineers 6-month initial contract with high likelihood of extension £500–600/day...

Data Engineer | £400 - £450 We're working with a premier global media insights & market research innovator on this exciting opportunity. This is a chance to leverage Python and SQL at scale, turning complex behavioural signals into high-impact data products for some of the world's most recognisable brands. As a key member of the Data Products team, you will take full ownership of the end-to-end data lifecycle. You’ll be building the sophisticated pipelines that empower global brands to make strategic, data-driven decisions using high-quality structured datasets. The Role Design and evolve complex data product schemas, ensuring raw signals are translated into high-performance, well-structured datasets. Build, deploy, and maintain robust data feeds using Python and SQL for advanced transformation, validation, and delivery. Monitor and optimize data quality through rigorous diagnostic checks and deep-dive analysis of massive, high-velocity datasets. Collaborate...