LiveScore Group★3.4 (14)· London

You will work with Python (pandas, numpy), SQL, and MMM frameworks (Meta’s Robyn, Google’s Meridian, PyMC). The Marketing Analytics team builds and refines statistical models to measure ROI and optimize marketing spend for LiveScore Group’s sports brands.

Salesforce★4.2 (1.5k)· London

Works with Salesforce Agentforce, Data360, MCP, A2A

Use Python (strong knowledge), Hadoop, Spark, or similar big data tools, cloud platforms (AWS, GCP, Azure) and data warehousing solutions to design and implement models that forecast and manage liquidity for Wise’s Treasury team, ensuring enough cash is in the right place at the right time while controlling liquidity risk.

Capgemini★3.7 (11k)· London

Works with Neo4j, Amazon Neptune, Azure AI Search, Elasticsearch, Pinecone, Python, Azure, AWS, Kubernetes, Docker, and CI/CD. Designs and implements an enterprise knowledge platform using knowledge graphs, RAG, and GraphRAG to enable AI agents across Insurance, Payments, and Healthcare domains. Leads platform strategy and cross-functional engineering teams.

Allianz★3.8 (3.4k)· London

You will work with Python, SQL, SAS, Databricks, and Willis Towers Watson Radar to develop and implement rating proposals for Allianz’s broker motor portfolio (standard car and van). The Standard Motor Risk Selection team coordinates pricing analysis and technical projects to improve underwriting performance.

Monitor security alerts and events across enterprise systems, endpoints, cloud platforms, and networks using Microsoft GCC High, CrowdStrike, EDR/XDRs, PIM/PAM tools, SIEMs, and Azure Sentinel. You will support triage, investigation, and response activities to defend a mission-focused defense technology company with multiple offices in the US and UK.

Fortinet★3.7 (188)· London

Work with Python, Microsoft SQL, Mongo, Postgres, and Tableau to maintain data pipelines, ETL processes, and REST API integrations. Support Sales Operations by managing databases that serve as the foundation for AI and LLM-powered tools across the organization.

Work with SQL, Python, AI tools (LLMs, AI agents), and data visualization tools (Tableau, Power BI, D3.js) on AWS, Snowflake, Postgres, and MySQL. Analyze private markets and alternative investment data, extracting insights from unstructured text (PDFs) and collaborating with Product and Machine Learning teams.

You'll use Python, SQL, and production ML models (gradient boosting, neural networks, linear models) to build recommendation, churn, and uplift systems. The CRM tribe personalises customer journeys—onboarding, engagement, retention—by recommending the right product at the right moment. This is an individual-contributor (IC) role with end-to-end ownership of data pipelines and model delivery.

Work with Python, C/C++, TensorFlow, PyTorch, and Embedded Development Kits to support customers integrating Innatera's Spiking Neural Processor technology for ultra-efficient AI at the edge. Act as technical advisor, translating customer feedback into product improvements, and conducting workshops and design reviews.

Quantiphi★3.3 (60)· London

You will work with AWS SageMaker, EKS, Lambda, API Gateway, CI/CD (CodeBuild/CodePipeline), MLflow, Kubeflow, Airflow, BentoML, KServe, Seldon, and Kubernetes. As an MLOps/AIOps Architect, you will architect end-to-end MLOps strategy and enterprise ML/LLM pipelines for Quantiphi, an AI-First digital engineering company serving Fortune 1000 organizations.

You will work with SQL, Python, AWS or Azure, Snowflake

You will work with Python and ML frameworks such as PyTorch to conduct research on interpretability, developing techniques to understand, debug, and steer large AI models. Goodfire is a research company advancing the science of how AI systems work, and you will collaborate with a small, mission-driven team of scientists and engineers in London.

Competition & Markets Authority★3.7 (15)· London

Data scientists join a ~20-person Data Science & Data Engineering team building tools on AWS, using Python, Git/GitHub, generative AI, agentic AI frameworks and web apps. The CMA regulates digital markets and protects consumers by analysing large-scale data and algorithms to ensure fair competition.

Work with Cypress, Playwright, Selenium, Appium, Postman, Jira, and Git to build and maintain automated test suites integrated into a CI/CD pipeline. As part of Reset Health's QA team, you will design manual and automated tests for web and native mobile apps while helping transition to greater automation and AI under an ISO13485 QMS.

NatWest Group★3.7 (1.2k)· London

You'll work with Cisco and Arista platforms, VxLAN, EVPN, Cisco Meraki, and multicast protocols to engineer and automate enterprise network infrastructure. This role supports NatWest Group's digital transformation, building secure, scalable network solutions for its financial services environment.

Talan★3.2 (67)· London

Senior Data Consultant will design, build, and maintain data pipelines using Python, working with data dashboards and quantitative analysis tools. They will lead data-led consulting projects focused on low-carbon technologies and energy transition policy for the Talan consultancy team, predominantly in the energy sector.

International Rescue Committee★4.2 (794)· London

Data Analyst will create and maintain dashboards and reports using core business systems Integra, OTIS, Salesforce, and PID, analyzing large datasets on budgets, grants, and programs. This role supports the IRC's METAL Unit, providing management insights to CRRD leadership on strategic goals and resource allocation. No direct reports are noted.

Work with Python, TensorFlow, PyTorch, scikit-learn, FastAPI/Flask, Docker, Kubernetes, open-source LLMs, vector databases, and AWS/Azure/GCP. Design, build, and deploy ML models, develop Generative AI and RAG pipelines, and fine-tune LLMs for a health-focused AI team.

Fintricity★1.0 (1)· London

You will work with Python, TypeScript, LLMs, agent frameworks, RAG systems, vector databases, LangGraph, LangChain, and cloud services. The role builds enterprise-grade AI infrastructure for agentic systems, including AI gateways, model orchestration, and agent control planes at Fintricity and Kendra Labs.