Build scalable backend systems, APIs, data pipelines, and DevOps practices using Python or full-stack JavaScript, integrating voice, reasoning, and context management. You will ship end-to-end product features for an AI layer designed to autonomously run small businesses for thousands of customers.

You will work with React, React Native, Node.js, TypeScript, SQL, AWS, and cloud-native AI-powered products. The company is a Series A–funded, fast-growing tech business building products that matter and planning to double in size. This Staff Engineer role owns business-critical product areas and mentors engineers while remaining deeply hands-on.

Python, FastAPI, TypeScript, React, and GCP. Electric Twin builds a behavioral simulation platform that creates digital twins of populations to predict human behavior. You will join a team of 17.

Build and deploy production-grade agentic systems and RAG pipelines with Python, TypeScript, FastAPI, and React. As a founding engineer, lead architectural development of an AI-driven agency model replacing traditional property-market manual workflows with autonomous agents.

You will use Python, FastAPI, and advanced LLM techniques including chain-of-thought, RAG, and multi-agent tool use to build cognitive architectures for synthetic populations. Working within Electric Twin's Science team, you will design memory systems and decision-making frameworks that simulate human responses for behavioral prediction.

Work with JavaScript, Vue.js/React/Angular, HTML/CSS, and Figma to build scalable UI components. Join TransPerfect’s TechOps team, which delivers technology and interfaces for the company’s GlobalLink platform.

You will work with Java 17+, Spring Boot, Oracle SQL, document store DBs, Kubernetes, Jenkins, and GitHub Copilot. The investment bank team builds mission-critical, high-performance systems providing end-to-end visibility into payment lifecycles for technical, operations, and reporting teams.

This role involves maintaining and building data pipelines using SQL, Python/Java, and cloud tools like Google Cloud Platform, BigQuery, Airflow, dbt, and Apache Spark. The team supports data analytics and reporting for a media company's portfolio. It focuses on integrating data from web analytics, CMS, subscription, and ad tech sources to enable business intelligence.

Salesforce★4.2 (1.5k)· London

Works with Salesforce Agentforce, Data360, MCP, A2A

DeepMind★5.0 (2)· London

Lead a team building and shipping generative AI applications using Google’s models, working with TensorFlow, PyTorch, and Hugging Face. The role translates AI research into real-world products, rapidly developing new features and collaborating with researchers and product managers. Team scope is not specified.

The AA★3.1 (797)· London

The role involves designing AI solution architectures using Large Language Models, Retrieval Augmented Generation, AI agents, orchestration frameworks, and cloud-native architectures within Azure, AWS, or a comparable environment. The team within the Chief Operating Office builds enterprise AI to power products, services, and internal capabilities for the AA’s motoring organisation.

Capgemini★3.7 (11k)· London

You will help clients set the strategic direction for Microsoft Copilot (M365 Copilot, Copilot Chat, Agent Builder, Copilot Studio) and define governance frameworks. Capgemini Invent provides consultancy blending strategic, creative and scientific capabilities to deliver transformation. The role includes leading engagements and growing the practice.

Capgemini★3.7 (11k)· London

You will drive Microsoft Copilot adoption using Microsoft 365 Copilot, Copilot Chat, Agent Builder, Copilot Studio, and emerging AI like Cowork and Scout. As a Senior Consultant at Capgemini Invent, you help clients set Copilot strategy and lead change, communications, and adoption campaigns. You manage small consulting teams and workstreams.

iManage★4.5 (15)· London

You will work with AI capabilities including search, answers retrieval, knowledge discovery, and generative AI. You will develop messaging and positioning for iManage’s AI-driven legal technology platform. You will partner with Product and Engineering teams to launch capabilities to market.

CyberCube Analytics★5.0 (1)· London

Corporate Counsel drafts, negotiates, and reviews SaaS, professional services, and partner agreements, with a focus on UK/EU GDPR and emerging AI regulatory schemes. The role supports CyberCube’s market-leading AI-driven cyber risk analytics platform used by insurers and brokers globally.

Boston Consulting Group★4.2 (537)· London

Lead a portfolio of digital workplace products and services at BCG, using Generative AI, intelligent agents, automation, enterprise collaboration platforms, meeting technologies, and device strategies (laptops, mobile). The team delivers an intelligent, AI-enabled employee experience with cloud-first infrastructure and data-driven operations. This executive directs strategy and performance for the Digital Workplace Experience group.

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.

DeepMind★5.0 (2)· London

Use scripting languages, pipelining tools, and ML techniques (e.g., adversarial robustness, data influence, watermarking) to work on strategic projects ensuring trustworthy, robust, and reliable machine learning—such as the SynthID system for synthetic media provenance.

Meta★4.0 (1.1k)· London

Work with Python and SQL for data analysis, prompt engineering, annotation pipelines, and AI evaluation frameworks. The team defines content quality standards and builds repeatable workflows to evaluate AI model outputs across Meta's products, working cross-functionally with engineering, product, and data science.

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.

All Your BI★5.0 (5)· London

You will lead All Your BI's AI/GenAI work, setting technical direction for architecture, build-vs-buy, and production-grade LLM applications, RAG, agents, and tool-calling. You'll use Python, modern AI stack (Anthropic/OpenAI/open models, vector databases, orchestration), and LLMOps (evals, observability, guardrails). The team is a self-organizing, Holacracy-based data agency of 60+ people delivering managed BI services for logistics and industrial companies.

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.

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.

Macquarie Group★3.8 (315)· London

Work with Python, FastAPI/Django, React, and AI-assisted tools like Claude Code and Copilot. You will lead platform evolution and architecture for the Real Assets and Real Estate technology team, building applications, data products, and AI-enabled capabilities that support the end-to-end asset lifecycle. As a senior technical leader, you guide engineering standards and mentor engineers.