NatWest Group★3.7 (1.2k)· London

Leading a team building cloud-hosted, event-driven microservices at NatWest Boxed, you will manage software and quality engineers across empowered squads while working with AWS, Google Cloud Platform, Java, Python, JavaScript, ReactJS, AngularJS, Kafka, Hadoop, PostgreSQL, Snowflake, and GitLab.

McKinsey & Company★4.2 (952)· London

You will work with deep learning, foundation models, Bayesian modelling, causal inference, LLMs, and computational chemistry/protein engineering. As part of McKinsey’s global scientific AI team, you help transform clients’ R&D in life sciences, chemicals, energy, and other scientific industries.

Imperial College London★4.2 (238)· London

Postdoctoral Research Associate role using R, Python, Google Earth Engine, drone-based multispectral and LiDAR data, satellite Earth Observation products, and machine-learning methods. The ADAPTA project integrates tropical forest field ecology, plant functional traits, and biodiversity data with remote sensing to quantify ecosystem resilience. Position involves leading international fieldwork campaigns and coordinating with partners across Europe and the tropics.

Imperial College London★4.2 (238)· London

You will develop machine-learning methods for protein design, using Python, deep-learning frameworks, and generative approaches such as diffusion and flow-based models. The work contributes to the ProteinCAD tool within the CADMUS consortium, which aims to create designed proteins as programmable scaffolds for organizing inorganic particles to manufacture advanced magnetic materials.

Morningstar★3.9 (185)· London

Work with Python, R, MATLAB, SQL, statistical and machine learning techniques, and AI. Build thematic and smart beta indexes for Morningstar’s Indexes New Product Development team, covering the full lifecycle from ideation to launch.

Liberty Global★3.8 (74)· London

This director role involves applying AI, machine learning, AIOps, 5G standalone, radio access networks, hyperscaler AI platforms and AI guardrails to drive network and AI strategy across Liberty Global’s telecommunications businesses. You will lead governance frameworks and integrate AI into network planning, operations and assurance to improve service quality and operational excellence.

Fujitsu★3.6 (2.4k)· London

Leading research on Generative AI trust and cybersecurity, this role focuses on securing generative models and AI agents. You will work with Large Language Models (LLMs) and GenAI development, driving projects with academic and industry partners. The researcher will also mentor junior team members.

Macquarie Group★3.8 (315)· London

In this role you will work with AWS and/or Google Cloud, LLMs, agentic systems, tool-calling, workflow orchestration, and evaluation frameworks. You will lead the global applied AI strategy for Macquarie's Commodities and Global Markets division—a group that helps clients manage financial and commodity market risks, access capital, and trade global markets—turning AI experimentation into scalable, controlled enterprise capabilities. No team size is stated.

Appvia★0.0· London

You will work with public cloud platforms, data platforms, AI-powered products, and cloud-native tools for governance, cost optimization, and platform engineering. Appvia is a cloud-native consultancy and platform provider that helps organizations build, secure, and scale in the cloud. This senior client-facing role owns strategic accounts, overseeing delivery and commercial growth.

Capgemini★3.7 (11k)· London

Junior Business Analyst joins Capgemini's Data Trust team, working with data management tools from SAP, Informatica, IBM, and Oracle. The role handles business analysis, requirements elicitation, and documentation for enterprise data governance, security, and AI/analytics solutions, using Agile, Scrum, BPMN, and UML in delivery projects.

EXL Service★3.7 (2k)· London

You will work with Generative AI tools (OpenAI, LangChain, Hugging Face, Vertex AI, Bedrock), LLMs, vector databases (FAISS, Pinecone, ChromaDB), and Python frameworks (Transformers, PyTorch, scikit-learn). As part of EXL’s Data Science Team, you’ll build and deploy GenAI solutions for enterprise use cases such as customer service, document automation, summarization, and knowledge retrieval.

HCLTech★3.7 (11k)· London

You will work with Python, Go or Java, TypeScript, REST/gRPC, Gemini 3.0, Vertex AI, BigQuery, Vector Search, AlloyDB, Apache Beam/Dataflow, Agent Development Kit, LangGraph, and GKE. The role deploys Gemini Enterprise Agent Platform, designs multi-agent systems, and builds RAG pipelines to integrate with legacy APIs and ERP systems. Clients are in FS, RCPG, LSH, and manufacturing domains.

Sonar★5.0 (2)· London

You will work with Python, core ML frameworks, and post-training techniques including GRPO, PPO, RLVR, SFT, PEFT, and preference/safety alignment (Rust or SonarQube flagship languages are a plus). You will join a cross-disciplinary team developing advanced products that post-train models to power enterprise agentic coding practices, ensuring code meets enterprise standards.

Croud★4.4 (14)· London

Leads technical SEO and Web Experience, optimising client websites for search and AI chat engines using HTML, CSS, JavaScript, Chrome DevTools, Lighthouse, PageSpeed Insights, WebPageTest, Apache configs, CLI tools, Jira/Azure DevOps, and structured data. Oversees site migrations, platform rebuilds, and technical roadmaps as Croud’s senior technical authority.

You’ll work with JavaScript, TypeScript, React, Next.js, Node.js, Python, WebGL, Three.js, Unity, Unreal Engine, TouchDesigner, LLMs, AI agents, ComfyUI, vector databases, AWS/GCP/Azure, and Figma. At WPP Production, a global content production company, you’ll rapidly prototype and scale interactive digital experiences, bridging software engineering and creative design. You will line-manage and mentor mid-level and junior developers.

Verisk★3.5 (361)· London

Use TypeScript, JavaScript, Angular, Node.js, Azure or AWS, and microservices to design and build large-scale, cloud-native software solutions for Verisk’s insurance analytics platforms. You will shape technical architecture across multiple products and teams.

You'll work with Python, Go, React, TypeScript, Docker, Kubernetes, APIs, model-serving systems and distributed-inference workloads. Partnering directly with customers, you'll architect, build and deploy production AI/ML systems on Lightning's end-to-end platform, covering inference infrastructure, distributed systems and AI workflows.

Work with RPA platforms (UiPath, Automation Anywhere, NICE), machine learning, chatbots, content intelligence tools (ABBYY), and languages such as C#, .NET, Java, Python, SQL, HTML, or JavaScript. The company focuses on robotic process automation, delivering solutions for clients primarily in the UK, US, and Europe.

Design, develop and maintain software solutions using C#, Java, C++ or Python with Agile methodologies. No specific product or project is described; the company builds high-quality software applications.

You will work with Python (Django, FastAPI), TypeScript, React, Astro, Svelte, PostgreSQL, AWS, Terraform, and frontier LLMs via Amazon Bedrock. The i.AI team builds AI products that transform UK public services in education, health, planning, and parliament, shipping at startup pace.

Build AI products for the UK government using Python (Django, FastAPI), TypeScript, React, Astro, Svelte, PostgreSQL, AWS, Terraform, and Amazon Bedrock. You will work in a small cross-disciplinary team on products that change public services across education, health, planning, and parliament. As a lead, you will own the technical architecture and coordinate engineering work across your team.