101 to 125 of 322 Claude Code Jobs in London

existing data tooling in Python. Postgres. AWS Lambda with Terraform. A GraphQL API. Next.js and React on the front end. Most of our code is written with Claude Code, so engineers spend more of their time on design, on directing the implementation ...

build out scalable, cloud-native infrastructure. The ideal candidate is a self-sufficient, technically excellent engineer who can lead through architectural clarity, thorough code review, and hands‐on delivery. You combine strong expertise in system design, data modelling, and debugging with genuine passion for how AI tooling … performance requirements. Own system design and data modelling for sophisticated, multi‐schema relational databases serving dynamic data workloads. Develop and maintain infrastructure as code, ensuring environments are reproducible, version‐controlled, and secure. Design and implement test strategies including integration, contract, and end‐to‐end validation. Build secure, well ...

Apache Iceberg, DynamoDB, VectorDB (e.g. ChromaDB).IaC and CI/CD: Terraform, AWS CLI, GitLab. AI Development: Agentic AI tooling (e.g. GitHub Copilot, Claude Code). WHAT YOU'LL BE DOING: Strong experience building distributed backend systems and APIs. Proven ability to own system design … data modellingExperience working with cloud-native platforms (AWS or similar).Strong understanding of relational databases and data-intensive systems. Ability to lead through code quality, testing, and technical standards. Nice to HaveExperience with data distribution, APIs, or client-facing platforms. Exposure to financial data or market data systems. ...

their day‐to‐day workflow. This includes using AI to accelerate implementation, support refactoring, generate tests, investigate issues, improve documentation, and assist with code review. You should be comfortable experimenting with AI to accelerate development while applying strong engineering judgement to ensure code quality, maintainability … with Product Managers and QA to ensure software meets user and business requirements. Contribute to engineering best practices, including testing, CI/CD, code review, and continuous improvement. Support the growth of the London engineering team through collaboration, knowledge sharing, and participation in recruitment. Requirements Core Engineering Skills ...

experience (e.g. PostgreSQL) and comfort with document stores (e.g. MongoDB) and caching layers (e.g. Redis) Comfortable working with AI-assisted development tools (e.g. Claude Code, Cursor, GitHub Copilot) as part of the daily workflow A willingness to learn - new technologies (including emerging AI tooling), our business ...

plus but not required, it's learnable Experience with MariaDB or any other RDBMS Strong technical background in building high-quality code and infrastructure Preference for simple solutions over complex ones AI Nativeness (non-negotiable): We are an AI-native team and we're looking for engineers … actively optimizing how they work with AI. Not curious about it. Not learning it on the side. Already doing it. You use Claude Code, Cursor, Codex, or equivalent as a core part of how you build. You've integrated LLM APIs into something real. ...

person would: reading the interface, mapping the fields and pushing structured data into the record. This is a code-first role, not a low-code studio one. We looked hard at the vendor RPA platforms and decided against building on someone else's engine as they … right every single time, because it writes into a real patient record. AI helps us set automations up fast; deterministic code is what runs in production. You'll work hands-on with live NHS and private deployments where a native integration isn't on the table ...

person would: reading the interface, mapping the fields and pushing structured data into the record. This is a code-first role, not a low-code studio one. We looked hard at the vendor RPA platforms and decided against building on someone else's engine as they … right every single time, because it writes into a real patient record. AI helps us set automations up fast; deterministic code is what runs in production. You'll work hands-on with live NHS and private deployments where a native integration isn't on the table ...

DynamoDB, and DocumentDB to build and evolve a scalable, event-driven architecture that performs under real load. Use AI coding agents (e.g. Claude Code, Cursor) to accelerate delivery and embody a genuine shift in how you design, implement and review code Set a high … current stack includes: Backend: TypeScript, Node.js, C#, .NET Frontend: TypeScript, React Cloud & Infrastructure: AWS (ECS, Lambda, SQS, DocumentDB, DynamoDB), Terraform, SST (Infrastructure as Code) Architecture: Microservices, Microfrontends, Event-driven architecture What You Need to Be Successful A strong background in TypeScript and C# with experience building modern, production ...

Django REST Framework, FastAPI, PostgreSQL, AWS, React.js, Docker, Redis, Celery, Pandas, NumPy, Git, Jenkins, and Elasticsearch. We put significant emphasis on design patterns, code readability, automated testing, maintainability, and extensibility. As Software Architect, you'll be the standard‐bearer for these values. At Plentific … fluent in AI‐assisted development practices, leveraging AI tools across the entire engineering lifecycle: from spec‐driven development and architectural design, to coding, code review, and delivery. Responsibilities Technical Leadership & Strategy Collaborate closely with Product Managers to translate product requirements into comprehensive technical analyses, breaking down complexity into ...

agentic tooling, the SDD framework, and the developer experience that makes every engineer faster and better. You stay close to the codebase, contribute code where it unblocks progress or moves the agentic SDLC forward, and review pull requests in enough depth to assess code quality … product engineering organisation through its team leads, owning delivery, technical quality, and people outcomes across frontend, backend, mobile, and quality engineering. Contribute code that improves the agentic tooling, the SDD framework, or the developer experience that supports every team. Review pull requests in enough depth to assess code ...

Experience taking ownership of projects and features from development through to production. Regular use of modern AI coding/development tools , such as Claude Code, Cursor or similar. Strong understanding of software engineering principles and architecture. Experience working with APIs, cloud platforms and modern software development … with some of the following would be highly advantageous: Vertex AI Large Language Models (LLMs) Agentic AI Docker CI/CD Infrastructure as Code Microservices Event-driven architecture AWS Google Cloud Platform (GCP) You don't need to have experience with every technology listed, but a strong interest ...

Android Engineer to take a leading technical role on the app. You'llown meaningful feature areas end to end, raise the bar on code quality and architecture, and mentor engineers across the team. You'llwork closely with product, design, and backend engineering to ship features that are secure … changes. Improve app performance, stability, and startup/runtime metrics . Use best practices in observability to investigate and resolve production issues. Review code and mentor other engineers, with particular focus on architecture, testing, and Compose best practices. Contribute to the CI/CD pipeline, build tooling ...

reconciliation, and compliance.Design event-driven and messaging architectures using Kafka, NATS, and microservices.Drive AI-led software engineering using tools such as GitHub Copilot, Claude Code, Cursor, and LLM-based development frameworks.Lead cloud-native platform design using Kubernetes, Docker, and modern DevOps practices.Manage and mentor engineering teams ...

refine solution designs Champion engineering excellence, coding standards, performance, and platform reliability Promote AI-assisted software delivery using tools such as GitHub Copilot, Claude Code, Cursor, or similar technologies Required Experience Strong experience as a Java Architect, Engineering Architect, or Lead Backend Architect Extensive experience within ...

backend‐leaning is fine) with a track record of shipping features end‐to‐endYou care about the craft, writing readable and well‐tested code, and have good judgement about when to move fast and when to slow downYou take the initiative and look to impact beyond your immediate … team, such as improving developer experience or AI‐enablementFrontend: React Native, TypeScript, GraphQLTooling (continuously re‐evaluated): Claude Code, Cursor, Linear with agents, Github with GHAWe hire for general strength, not stack familiarity - most of our engineers joined without prior experience in one or more ...

integrations with PSPs, acquirers, and gateways, from technical design to deployment and production monitoring. Drive hands‐on technical contribution through architecture design, code reviews, and complex troubleshooting, setting the technical bar for your team. Set and enforce best practices across coding standards, testing, observability, and documentation. Ensure … architectural decisions for low‐latency, high‐availability backend systems and microservices. Champion an AI‐first engineering culture, setting standards for AI‐assisted development, code generation, and automated testing, ensuring your team leverages these tools as a default, not an afterthought. Cross‐functional Execution Collaborate closely with Product, Compliance ...

trade-offs and rationaleWorking with engineers across teams to identify and resolve cross-stream dependencies and reduce delivery frictionWriting and maintaining infrastructure as code to support CI/CD and consistent environmentsSetting the tone for engineering quality: code reviews, secure engineering, testing discipline, maintainability and operational … C#/.Net, Python, Nodejs and/or React Good experience of cloud based data platform technologies e.g. Snowflake, and low code platforms e.g. Outsystems, Power Platform, is an advantageGood understanding of engineering principles, patterns and best practices for designing applicationsPlenty of experience in the full lifecycle ...

comfortable working outside your current comfort zone as our roadmap evolves You care about the craft, writing readable and well-tested code, and have good judgement about when to move fast and when to slow down You enjoy working closely with product, design and other engineers to find … fully ramped up during onboarding. Frontend: React Native, TypeScript, GraphQL Backend: serverless on AWS, Node.js/Python, DynamoDB, Snowflake Tooling (continuously re-evaluated): Claude Code, Cursor, Linear with agents, Github with GHA Nice to have, not required Experience with native mobile development (Swift, Kotlin, SwiftUI, watchOS ...

survive contact with a real clinic, and the winners graduate into staffed product lines that inherit your code. For this to work, the code that dies has to have been fast to write, and the code that lives has to be worth inheriting. … fluency with LLM systems: prompting, retrieval, embeddings, evaluation and the judgment to build around their probabilistic nature You build with AI tools (Cursor, Claude Code, whatever ships faster) and can show what you've made with them Cloud fluency (AWS or GCP): you can stand ...

survive contact with a real clinic, and the winners graduate into staffed product lines that inherit your code. For this to work, the code that dies has to have been fast to write, and the code that lives has to be worth inheriting. … fluency with LLM systems: prompting, retrieval, embeddings, evaluation and the judgment to build around their probabilistic nature You build with AI tools (Cursor, Claude Code, whatever ships faster) and can show what you've made with them Cloud fluency (AWS or GCP): you can stand ...

business outcomes It would also be great if you have: Experience in legal or professional services Familiarity with Azure specifically Experience using AI code-writing assistants (such as GitHub Copilot, Claude Code or Codex) with strong engineering controls around code review, testing ...

environments. Exposure to AI technologies, LLMs or AI-enabled products would be highly desirable. Experience using AI developer tools such as GitHub Copilot, Claude Code, Codex or similar would be an advantage. Excellent communication skills with the ability to work across technical and business stakeholders. This ...

infrastructure. AI-Assisted Development (AICA): Act as a practitioner and mentor for AI-assisted coding. You will champion the use of tools (e.g., Claude Code, Cursor, Copilot) and help upskill internal teams and clients on agentic coding workflows. Advisory & Strategy: Provide technical consulting on AI product ...

Sonar? Sonar is driving the future of agent-centric software development. As the leader in AI code verification and governance, we solve a critical problem: ensuring that software generated by AI-assisted developers or autonomous agents is reliable, secure, and maintainable. Integrating seamlessly with Claude Code … trusted, reliable, compliant software. Customers who use Sonar are 44% less likely to report an outage due to AI-generated code. We believe code verification is the critical missing link in the Agent-Centric Development Cycle (AC/DC). Industry giants like Nvidia, ServiceNow,Booking.com, Goldman Sachs ...