1 to 25 of 44 React Jobs in the City of London

seeking a highly skilled Specialist with 5 to 7 years of hands-on experience in Core Java, React, and cloud-native architecture to join our client's Investment Banking engineering team. In this role, you will design, build, and maintain high-throughput, low-latency applications tailored for risk management systems. ...

Sitecore, Optimizely, Umbraco, Alterian, Immediacy, Ektron, Kentico, Sitefinity or dotnetnuke. Our client can provide you with industry recognised training in: .NET 10.0, JavaScript, React, Angular 21, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, ASP.NET Core Web API, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. This ...

with emerging technologies and incorporate best practices into development.Experience/CompetencesEssentialStrong experience in full-stack development within enterprise environments.Proficiency in front-end technologies: TypeScript, React (or similar frameworks).Strong back-end experience with C# language.SOLID principle.Good understanding of RESTful APIs.Experience with cloud platforms (AWS preferred) and containerization (Docker/Kubernetes ...

Bash and command-line tools Experience with AWS cloud services Strong understanding of software development best practice Excellent communication and stakeholder management skills Desirable: React React Native Django REST Framework PostgreSQL Microsoft Dynamics 365 Dataverse Agile development experience Experience mentoring junior developers or conducting code reviews Morgan Spencer – Your Career ...

Hybrid and requires onsite attendance in Central London 23 days per week. Technical Skills C#, ASP.NET Core, Entity Framework Python, FastAPI JavaScript, TypeScript React or Angular REST APIs, Swagger/OpenAPI SQL Server, PostgreSQL, NoSQL and vector databases Azure App Services, Azure Functions, API Management Docker, Kubernetes (AKS) Azure DevOps … Design, develop, and maintain scalable full stack applications across cloud and web technologies Build responsive front-end applications using modern JavaScript frameworks such as React or Angular Develop secure and scalable back-end services, APIs, and integrations using .NET, Python, and Azure services Design and implement AI-powered solutions including ...

business stakeholders. Collaborate within an Agile/Scrum development environment. Support production systems and troubleshoot issues when required. Technical Skills Required Front End Next.js React TypeScript Web Components AG Grid Real-time communication using WebSockets or SignalR Strong experience building real-time trading or financial applications Back End C# .NET … Options, Forwards or other financial products Jira, Confluence, Monday dot com integrations and administration experience Experience Required 2-3+ years' commercial experience with React/Next.js. Experience developing front-end trading or real-time financial applications. Exposure to Azure DevOps and Agile delivery environments. Degree in Computer Science, Software ...

would be beneficial: * Hospitality, travel or multi-property booking platforms * WooCommerce, Shopify or similar ecommerce technologies * HubSpot, Salesforce, Zoho or comparable CRM platforms * Django, React, Angular, AWS or other cloud and application-development technologies * WhatsApp Cloud API, Twilio or similar communication platforms What Success Looks Like Success in this position ...

would be beneficial: * Hospitality, travel or multi-property booking platforms * WooCommerce, Shopify or similar ecommerce technologies * HubSpot, Salesforce, Zoho or comparable CRM platforms * Django, React, Angular, AWS or other cloud and application-development technologies * WhatsApp Cloud API, Twilio or similar communication platforms What Success Looks Like Success in this position ...

.NET host), comfortable with WebSocket bridges, local service APIs, or IPC mechanisms to connect web UIs with native desktop applications. Sufficient front‐end literacy (React, TypeScript, Node) to make architectural decisions, review code, and collaborate effectively with dedicated front‐end teams. Demonstrated ability to leverage coding agents in spec‐driven ...

custom .NET host); comfortable with WebSocket bridges, local service APIs, or IPC mechanisms to connect web UIs with native desktop applications.Sufficient front-end literacy (React, TypeScript, Node) to make architectural decisions, review code, and collaborate effectively with dedicated front-end teams.Demonstrated ability to leverage coding agents in spec-driven development ...

full-stack development across a modern back-end stack (e.g. C#/.NET Core and/or Python ) and front end (e.g. Angular or React , JavaScript/TypeScript). Strong database and data-modelling skills (e.g. SQL Server/PostgreSQL; schema design; DBML or equivalent). Experience building and maintaining … project and client to client; the list below is representative rather than fixed. Back end: C#/.NET Core, Python Front end: Angular or React, JavaScript/TypeScript Data: SQL Server, PostgreSQL, DBML, NoSQL databases Cloud & DevOps: Azure, AWS, Docker, Azure DevOps, GitHub, CI/CD, PowerShell, YAML Ways ...

team using a Scaled SCRUM framework Programming Skills: Develop web applications that use back end C#/ASP.NET Core Use front end Typescript/React, ASP.NET MVC or C#/Blazor Cloud Experience: Build cloud first applications with high unit test code coverage on a continuous delivery platform with … Experience with Docker, Kubernetes or other serverless application delivery platforms Continuous Delivery: Used GIT, Jenkins, GitHub or Azure DevOps Proven Track Record: Worked with React, Angular, Blazor, ASP MVC or other modern web UI frameworks Data Modelling: Used Entity Framework or other popular ORM tools Used NoSQL databases such ...

months, with possible scope to extend. They are ideally looking for someone available to start ASAP. Requirements: Strong commercial TypeScript across the full stack React and Next.js on the frontend Node.js and REST APIs on the backend PostgreSQL, Docker and AWS Experience with WebXR, Meta Quest or PWAs is preferred ...

coding hygiene and system architecture Required qualifications, capabilities, and skills Formal training or certification on software engineering concepts and advanced applied experience Proficiency in React, JavaScript/TypeScript, including automated unit/integration testing Respect for clean coding and best practices Hands-on practical experience in system design, application development ...

founding team — fast decisions, no bureaucracy What we're looking for: ✅ 5+ years building production software ✅ Strong full-stack chops (Python/FastAPI + React/TypeScript or equivalent) ✅ Solid SQL & data modelling instincts — comfortable in data-heavy B2B products ✅ Bonus: experience with agentic/LLM-powered products, tool ...

Graduate/Junior Developer who have recently graduated from university and have a basic understanding of any of the following technologies: Python, JavaScript, PHP, React, React Native, Django, Postgres, Docker and Agile; which might have been acquired as part of your degree course or through a placement year in industry. ...

augmented generation (RAG)-like architectures to power enterprise AI solutions. Experience implementing multi-agent systems using frameworks (e.g., LangGraph, CrewAI, ADK) and patterns (e.g., ReAct, self-reflection, hierarchical delegation). Knowledge of LLM-native metrics (e.g., tokens/sec, cost-per-request) and techniques for optimizing state management and granular ...

.NET Developer, C# 14 - Global Technology Brand - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET, C# 14, WPF, React, Angular 21, Microservices, Azure, ASP.NET Core Web API, Entity Framework, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Our clients fascinating story dates back to 1981; today they have fast become … development (.NET Core, C#) or winforms/WPF (C#) development. Our client will provide you with training into: .NET 10.0, WPF, MVVM, Prism, JavaScript, React, Angular 21, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, ASP.NET Core Web API, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and Azure SQL. ...

GIS Engineer 6-Month Contract 650 Inside IR35 Hybrid - 1 Day per Week in Central London We're seeking an experienced GIS Engineer to join a high-performing technology team delivering innovative geospatial solutions within ...

systems, creating integration models, and collaborating with tech teams to improve efficiency. Ideal candidates have extensive experience in integration design, strong skills in Node.js, React, and Nest.js, alongside excellent communication abilities. The position offers a salary range of £78,969 to £98,711, with benefits including a generous pension ...

designing and improving integration architecture across multiple services. Strong engineering background in modern web stacks, with deep practical experience in CDP’s stack (Node.js, React, Nest.js) and working knowledge of Azure‐based systems. Experience setting standards and aligning multiple teams on shared technical approaches, without slowing delivery. Ability to reverse ...

.NET Developer, .NET 10.0, C# 14 - Consultancy - London Or Surrey (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is an award winning Microsoft consultancy. They specialise … software development methodologies is of interest (Agile, Scrum). My client will provide training in: .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, MongoDB, Azure, AWS, Node.js and Elasticsearch. This is a truly exciting project, one which if you are given the opportunity ...

investment bank, designing and scaling cloud-native applications within the risk management space. You will drive end-to-end development using modern Java, Kotlin, React, and cloud technologies while working alongside cross-functional engineering teams. Mandatory Skills Core Tech: Java, Kotlin, React, AWS Lambda, Kubernetes Key Responsibilities Architecture & Development: Build … performant frontend and backend systems using Java, Kotlin, ReactJS, and modern state management tools (Redux/Context API). API & Event Integration: Design RESTful APIs, gRPC services, and event-driven architectures leveraging Kafka and Flink for real-time data processing. Cloud & DevOps: Deploy and maintain cloud-native applications ...

.NET Developer, .NET 10.0, C# 14, Agile - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) We are pleased to announce the arrival … have commercial experience with: .NET, .NET Core, C#, Azure SQL and Agile. Full training will be provided into: .NET 10.0, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Node.js, Elasticsearch and MongoDB. If you are dedicated to the youthful optimism of problem solving through ...

bespoke software. Collaborate with co-founders and other team members to define software requirements and take the lead on operational and technical projects. Utilise React and Next.js for modern web application development. Use Node.js and related tools for effective backend development. Design and implement effective UIs with a focus … integration and deployment (CI/CD) pipelines. Ensure software quality by incorporating best practices in testing, including TDD. Required Skills & Qualifications: Strong experience with React and Next.js. Proficiency in Node.js and related web development tools. Proven ability in UI development and design, focusing on clean, intuitive user interfaces. Proficiency ...