You'll build GTM systems using HubSpot, DealHub, Gong, Clay, APIs, webhooks, Python, JS, SQL, and AI tools (ChatGPT, Claude, Copilot, Gemini, Notion AI). This role designs end-to-end systems—from lead enrichment and routing to quote-to-cash—for Monta’s EV charging platform, including prototyping AI agent workflows.

A Senior AI Engineer at Stakemate will use agent frameworks (LangGraph, LlamaIndex, Semantic Kernel, ADK), RAG, Python, cloud services (Azure/GCP/AWS), and SQL to move AI from experiments to production. They will shape the platform and architecture for a live betting product at a fast-growing social sports betting startup.

You will work with agent frameworks (LangGraph, LlamaIndex, Semantic Kernel, ADK), RAG pipelines, vector stores, Python, SQL, and a major cloud (Azure AI Foundry, GCP, or AWS). You will take AI agents from proof-of-concept to production within Stakemate’s live sports betting product, setting the governance and standards for the company’s AI estate. Reporting to the CTO, you will shape the platform and architecture as the company scales.

You will work with React/Next.js/TypeScript and Python on an agentic AI platform that ingests sustainability data, runs scenarios and recommends actions. The company is building a workflow and decision-making layer for sustainability, using AI agents and a knowledge context graph.

You'll work with Python and/or TypeScript, using full-stack JavaScript or backend Python. The role is a founding engineer at a stealth AI company backed by a £100M bootstrapped founder with three successful exits.

Build sub-80ms retrieval and ACL-gated state infrastructure for multi-agent coordination using LangGraph, CrewAI, AutoGen, and custom frameworks. Own the core retrieval, SDK, and API surface end-to-end. This is a founding engineer role working in-person daily with a small team in London.

You'll work with JavaScript, TypeScript, React, HTML5, CSS, and server-side rendering to build production web applications and responsive interfaces. As a founding engineer at Hyre AI Limited, you'll shape the frontend architecture from an early stage.

TypeScript, Node, React, AWS, Kubernetes, GitHub Actions, Terraform, and Grafana. You'll own Minut's guest experience surface—messaging flows, guest app, and integrations that turn sensor events into delightful guest experiences. The team is 20+ engineers across product, platform, mobile, firmware, and ML.

Work with Ruby on Rails, Go, TypeScript, and Elixir to design, build, and maintain APIs and services, contributing to a monolith and breaking it down toward distributed systems. Gigs builds an operating system for mobile services, enabling tech companies to embed global connectivity into their products.

Lead Front-End Developer with React and TypeScript, working on payment and point-of-sale technology for live events. Responsible for front-end architecture, design system, shared component library, payment flows, and real-time data integrations. Will mentor a small team and own tooling, standards, and CI/CD release pipelines.

You will work with JavaScript/TypeScript, SQL/NoSQL databases, and cloud infrastructure across frontend, backend, data pipelines, and APIs. The team builds an AI-powered investment platform for retail investors to create, backtest, and automate personalized strategies. The FCA-authorised company also integrates with financial data, payments, and custody platforms.

Equinix★3.7 (391)· London

You will design and ship LLM-powered agents and the platform they run on using Python or TypeScript, APIs, microservices, event-driven architecture, Git, CI/CD, and cloud platforms, with tools like MCP and A2A. The Equinix Incubation team builds agentic systems that automate the software delivery lifecycle end to end—from intake and business case through code, test, release, and value tracking—with humans directing every gate.

You'll work with Python, TypeScript, Java, Go, and cloud environments (AWS, Azure, GCP) to build the UK's first zero-commission Options and Stocks trading platform. You'll join a founding engineering team of 4, owning core features end-to-end.

Samsung Electronics★3.9 (10k)· London

You'll work with Python, RAG, vector databases, AWS Bedrock, Claude, and agentic frameworks (LangGraph, CrewAI) to build GenAI automation for Sales, Marketing, Finance, HR, Legal, and Operations. You'll architect agentic workflows and multi-agent orchestration, owning the end-to-end AI lifecycle on a small, senior, high-trust team.

You’ll work with Kotlin, TypeScript, Azure, Terraform, Temporal, and Postgres to build large-scale batch processing infrastructure, an LLM gateway, and enterprise-grade auth/observability for an AI operating system that automates analysis and documentation of complex enterprise software environments. You join a small, talent-dense backend team owning significant core platform components.

You will work across the full stack using Python, TypeScript, Java, or Go in cloud environments (AWS, Azure, GCP). The team is the founding engineering team of four building the UK’s first zero-commission options and stocks trading platform.

You will use Python or JavaScript with low-code platforms like Zapier or n8n and integrate LLMs and AI via REST APIs. You will identify and automate manual inefficiencies across the business, building internal automation ecosystems at Goodlord, a platform used by around 3,000 letting agents.

Build and deploy GenAI automation tools on AWS Bedrock, Claude, and AnythingLLM using Python, RAG, and vector databases. You will design agentic workflows and multi-agent patterns to automate cross-department business processes for Sales, Marketing, Finance, HR, Legal, and Operations at Samsung Ads. This is a senior hands-on role on a small, high-trust team.

You will build production services in **Python/FastAPI** and ship using agentic AI tools like **Claude Code** and **Cursor**. The role is for a PropTech startup that acquires and backs local property management businesses, providing shared tech infrastructure. You’ll work on the core CRM and finance systems that unify the group, with end-to-end ownership in a small, high-autonomy engineering team.

You will own an existing production React/TypeScript application across web, iOS, and Android, integrating with Python/FastAPI backends and managing CI/CD pipelines. The team builds a computer-vision platform that turns video data into actionable insights. You will drive frontend architecture on a small, collaborative engineering team.

Work with C#, Python, TypeScript, or JavaScript; APIs; databases; and Git. Build features across the frontend and backend for JivPad, an AI-powered communication platform providing real-time call assistance and in-person language translation.

You will work with Python, TypeScript, Java, or Go; AWS, Azure, or GCP; and contribute to full-stack development. The team is building the UK’s first zero-commission Options and Stocks trading platform. You will join a founding engineering team of 4.

You will build frontend applications using React and TypeScript, develop reusable UI components, and work on real-time features with WebSockets and GraphQL. The company builds a suite of real-time products for enterprise customers in specialized financial markets. The small, experienced engineering team offers significant ownership from day one.

Work with DCB0129, ISO13485, hazard analysis, SWIFT, post-market surveillance, and UKCA/CE processes as Clinical Safety Officer. You will own clinical safety, incident management, and medical device strategy for Healthtech-1’s products—patient registration software and booking tools (Bookable Navigator, Bookable Search)—that automate NHS appointment booking and AI-guided care navigation.

Zencargo★1.8 (6)· London

Works with TypeScript, Python, Kotlin, AI-assisted development tools, APIs, webhooks, databases, n8n, LLM apps, cloud infrastructure, Terraform, and CI/CD. Embeds with operations teams to automate freight and supply-chain workflows, replacing manual processes with software and AI-driven solutions. Integrates with internal Zencargo services, carrier platforms, and third-party APIs.