Salesforce★4.2 (1.5k)· London

Works with Salesforce Agentforce, Data360, MCP, A2A

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.

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.

Google★4.3 (6.2k)· London

Work with Python, Go, Bash, Linux, Docker, Kubernetes, and orchestration tools like Ansible, Jenkins, or OpenStack. You will build, configure, and deploy compute, network, storage, and security infrastructure while operating and securing private cloud services for Google’s most critical UK customers.

Flagstone Investment Management★2.0 (4)· London

A Staff Engineer will work with React, React Native, TypeScript, and Azure, focusing on front-end and mobile technical strategy, architecture, and delivery. They lead cross-team initiatives and coach engineers across a tribe of 3–5 squads at Flagstone, an online savings platform. The role involves owning a shared design system and driving front-end engineering practices.

You will work with Cypher, Neo4j, Terraform, REST APIs, Kafka/Confluent, Python, JavaScript, React, Go, OAuth 2.0, AuthZEN, and AI tools like Gemini and Claude. IndyKite builds a data trust and AI enablement platform using a live context graph to secure agentic AI workloads with identity-centric authorization. You will act as a technical evangelist, delivering demos, proofs of concept, and architectural guidance across enterprise sales cycles.

Luxoft★4.5 (669)· London

You'll build an investment-insights solution using Agentic AI, working with Python, FastAPI, AWS, Git/CI/CD, vector databases, RAG patterns, and LLMs like OpenAI/Anthropic. The project generates investment insights from sales and research materials to speed client-meeting preparation. Nice-to-have skills include React/TypeScript and AgentCore, but team size is unstated.

NatWest Group★3.7 (1.2k)· London

You will work with React, Java, Spring Boot, REST APIs, Kafka, IBM MQ, iOS, and Android, applying test-driven development and Agile practices. As a member of a permanent feature team, you will design, develop, and test software for the bank’s platform, collaborating with engineers and architects.

Design, build, and optimize ServiceNow solutions using Script Includes, Business Rules, Client Scripts, Flow Designer, IntegrationHub, REST/SOAP APIs, MID Server, and App Engine. Develop across ITSM, CMDB, and Service Portal for enterprise environments. Mentor junior developers and enforce platform standards.

Big Potato★0.0· London

Own the Flutter companion app for Big Potato's board games, using Dart, Flutter, Node.js, TypeScript, MongoDB, and Next.js/React. You'll build daily games with Flame or Unity, integrate REST APIs, Shopify, payments, and analytics, and use AI tools daily to accelerate coding, refactoring, and testing.

Design software using Java, C#, Python, JavaScript, TypeScript, or Go, with REST APIs, microservices, SQL databases (PostgreSQL, SQL Server, MySQL, Oracle, MongoDB), and cloud platforms (AWS, Azure, GCP). You will build enterprise applications and business-critical services across the full development lifecycle.

Develop mobile apps in React Native (iOS/Android) with TypeScript, Expo, and Jest, integrating with Ruby on Rails backend services over a JSON API and Postgres. You will join the product team building a market-leading platform that manages the end-to-end installation of home energy solutions like boilers, heat pumps, and solar panels for brands such as BOXT and E.ON Next.

Bionic Group★2.9 (27)· London

You will work with Node.js/TypeScript, Ruby/Rails, Nuxt, AWS CDK, and Salesforce, building backend services and customer-facing frontend applications. As part of Bionic’s “In Life” squad, you’ll help improve Digital Renewals customer journeys for their SME business comparison and switching service.

NatWest Group★3.7 (1.2k)· London

Working with JavaScript, ReactJS, AngularJS, Python, Java, Microsoft Dynamics, AWS, GitLab, Google Cloud Platform, Kafka, Hadoop, PostgreSQL, and Snowflake, you’ll join the Engineering Platforms team to deliver a modern software development toolchain for engineers across the bank.

A full-stack engineer at an AI-powered insurance platform, working in TypeScript, Python, and AWS. You will build and debug production code across the stack, integrating APIs and configuring partner insurance offerings. You will be one of the first UK engineering hires, working hands-on with a small team to extend the platform and keep integrations live.

Build product surfaces end-to-end with Next.js, Supabase, Vercel, TypeScript, React, LLM workflows, and Claude Code. Valyu creates a specialized knowledge layer and search infrastructure for AI agents to perform deep research and reasoning.

Senior Software Engineer role working with TypeScript, React (NextJS), Node.js, PostgreSQL, and AWS (SQS). You will join an eight-person engineering team building a full-stack platform that automates UK immigration, integrating LLM and AI for document classification and extraction.

You will architect and build scalable backend systems using Node.js, TypeScript, PostgreSQL, and event-driven microservices, integrating LLMs to power Felicity—an AI assistant automating 80–90% of property management workflows. As the most senior backend engineer at LightWork AI, you will mentor engineers and establish engineering standards.

Lead a product-focused squad building the front door of a modern insurance platform using TypeScript across a serverless AWS stack (Lambda, Terraform) with 30-minute CI/CD pipelines. The platform transforms commercial motor insurance pricing via real-time vehicle telemetry and data science. You will own delivery, operational excellence, and technical mentorship for a small team of three engineers.

Work with Svelte/TypeScript, Python (FastAPI, Django), PostgreSQL, and AWS. Tab is a YC-backed London travel fintech building a payments platform for 100,000+ global tourism businesses, processing thousands of real-time transactions per hour. You will develop features across the stack and collaborate in a tight-knit engineering team.