1 to 25 of 42 React Jobs in the City of London

Senior Fullstack Developer

Hiring Organisation
Tiro Partners
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£85000 - £95000/annum bonus
systems What You Need 5+ years experience as a Software Engineer with strong Java/J2EE expertise (Java 8+, Spring, Hibernate) Frontend Angular experience (React may be considered) Cloud experience with microservices (AWS preferred) Docker and Kubernetes hands-on experience Fintech/regulated industry experience preferred Why Join? Java-focused ...

C#/.NET Full Stack Engineer

Hiring Organisation
83zero Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£46000 - £70000/annum pension, health care, perks
client stakeholders. Key Responsibilities Design and build applications using ASP.NET Core, C# and modern JavaScript frameworks Develop responsive, accessible front-end interfaces using React, Angular or Blazor/Razor Contribute to cloud-native architectures on AWS or Azure Implement modern DevOps practices including CI/CD pipelines and automated testing ...

GenAI Full Stack Engineer - Consultant / Senior Consultant

Hiring Organisation
83zero Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£70,000
experience: Backend Development: Experience in building microservices using either Python with FastAPI, or TypeScript with Express or equivalent Frontend Development: Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript ...

.NET Developer, CMS, Sitecore, EpiServer, Umbraco

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £75,000 per annum
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 ...

GenAI Full Stack Engineer - Managing Consultant

Hiring Organisation
83zero Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£85,000
experience: Backend Development: Experience in building microservices using either Python with FastAPI, or TypeScript with Express or equivalent Frontend Development: Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite. GenAI Frameworks: Familiarity with tools like LangChain, LangGraph, CrewAI, or Vercel AI (in Python or JavaScript ...

Head of Development and AI

Hiring Organisation
McCabe & Barton
Location
City of London, London, United Kingdom
Employment Type
Permanent
similar languages Full-Stack Development Solid software engineering background with proficiency in Python, JavaScript/TypeScript, Java, or Go Experience with modern frameworks (React, Node.js, Django, FastAPI) Knowledge of microservices architecture, API design (REST, GraphQL) Experience with containerization (Docker, Kubernetes) and cloud-native development patterns DevOps & SRE Practices Experience implementing ...

Software Engineering Manager - Unified Client Experience (UCX)

Hiring Organisation
Hargreaves Lansdown
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
scale environments such as Investment, Asset, or Wealth Management. Proven track record of leading frontend and mobile engineering teams , delivering high-quality applications in React/React Native , Swift (iOS) , and/or Kotlin (Android) . Strong understanding of secure API integration , authentication flows , and modern UI/UX architecture … continuous learning and improvement . Thrives in fast-paced, regulated environments where speed, compliance, and innovation go hand-in-hand. Your Technical Toolkit React/React Native/TypeScript Swift (iOS)/Kotlin (Android) JavaScript/HTML/CSS Figma/Git Testing frameworks : Jest, Cypress, XCTest, Espresso CI/ ...

Lead Full Stack Engineer

Hiring Organisation
Lynx Recruitment Ltd
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 120,000 Annual
/CD testing workflows. Skills & Experience Back End: Proficiency in Node.js (preferred), or .NET/Java. Front End: Solid experience with JavaScript , React , and TypeScript . Strong foundation in Agile/Lean methodologies and modern software delivery practices. Working knowledge of UI/UX principles and prototyping tools. Excellent communication ...

IT Solution Architect

Hiring Organisation
BDO UK
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
presentation skills. Able to communicate to stakeholders at all levels of the organisation and 3rd parties . Experience working with the following technologies: JavaScript, React, C# . NET , Python, SQL, APIs , Azure, Power Platform, SaaS , PaaS , IaC . Exposure to and understanding of emerging technologies e.g. AI, LLMs, Machine Learning ...

Senior Software Engineer Full Stack

Hiring Organisation
Rebel Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
ownership, modern tech, and work that actually matters? This ones worth a serious look. Why This Role Rocks You work full-stack: TypeScript, Node, React, React Native (bonus). You ship features end-to-end design ? build ? deploy ? monitor. You join a proper engineering culture: smart people, no ego, bottom … product engineer: curious, autonomous, proactive. Experience with cloud (GCP/AWS/Azure). Comfortable mentoring and levelling up others. Bonus points for: React Native, energy/IoT experience, event-driven systems. What You Get Up to £127k salary Hybrid: 3 days in their London office, which is highly stocked ...

Senior Backend Developer

Hiring Organisation
Vallum Associates Limited
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 600 Daily
using Java and the Sling framework. Front-End Integration: Collaborate with UX/UI teams to integrate front-end code (HTML, CSS, JavaScript/React/Angular) into AEM for a responsive user experience click apply for full job details ...

DevOps Engineer

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £478/day
tools and processes that enable rapid development and high-quality software development. Tech Stack Required: Kafka Java docker Spring (framework boot, Data) K8 Helm React Typescript/JavaScript Postgres Open Search/ElasticSearch Playwright Wiremock Grafana Prometheus Dynatrace Git NodeJS Rest API All profiles will be reviewed against the required ...

Java Developer - Contract

Hiring Organisation
Run-Time Group Ltd
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
interest in terms of its use of latest tools and technologies. Java 7/8 to current Applied knowledge of front end frameworks (Angular, React, other similar) Spring framework Knowledge of selected front end technologies (HTML, JavaScript, CSS) Rest, Hibernate, Docker, Terraform, GitHub, Jenkins TDD/BDD Azure Experience ...

Software Engineer

Hiring Organisation
The Portfolio Group
Location
City of London, London, Cathedrals, United Kingdom
Employment Type
Permanent
Salary
£35000 - £55000/annum
Node Exposure of Laravel and/or Python (Django or Flask a plus) Familiarity with Drupal and some knowledge of modern front-end frameworks (React, Vue, etc.) What You'll Do: Build scalable applications using modern frameworks and clean architecture Contribute to backend services and APIs (Python or Laravel-based ...

Senior Backend Engineer TypeScript Node API

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
/CD practices and Cloud infrastructure (they use GCP but AWS experience is also fine) You have some experience with front end work using React (or similar) You're comfortable in a fast paced, sometimes ambiguous start-up environment with changing priorities You have used AI tools and are comfortable ...

Engineering Lead

Hiring Organisation
McGregor Boyall Associates Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
team growth and wellbeing. Strong hands-on skills in: AWS (or equivalent cloud platforms) Python/PySpark for data engineering and automation TypeScript, Node.js, React.js for full-stack development Solid grasp of distributed systems design, secure coding, and data privacy principles. Familiarity with fraud detection models, anomaly detection, and rule ...

C# Developer .Net SQL API

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
have strong C# .Net, ASP.Net development experience You have a strong knowledge of databases (SQL or Oracle) You're comfortable with JavaScript/React You have a thorough knowledge of Computer Science fundamentals such as OOP, Design Patterns, Data Structures, Algorithms You are collaborative with excellent communication and stakeholder management ...

Solutions Architect - AWS / Python / Lead

Hiring Organisation
Oscar Associates (UK) Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Implement and maintain secure, scalable cloud environments Stay hands-on across the full stack, contributing to development of system built in Python, TypeScript, Node.js, React, and Postgres/NoSQL Essential Experience: 5+ years experience in Cloud Architecture & DevOps Experience designing and implementing secure systems Leadership experience Desirable Skills: Exposure ...

Graduate / Junior Developer, Python, JavaScript, PHP - London

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £50,000 per annum
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. ...

Senior Developer

Hiring Organisation
BDO UK
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
closely with other developers, UX/UI designers and stakeholders to ensure that our products meet the highest standards. Your expertise in C#, .NET, React and Azure will be crucial in driving our technology initiatives forward. The Senior Developer is a key role within BDO IT's Solutions Development team … track record of successfully building and delivering digital products (web apps and services) to market using agile methodologies. Strong proficiency in C#, .NET, React and Azure. Other development skillsets: JavaScript, HTML/CSS, Azure PaaS (Azure Functions, Azure Logic Apps, Cosmos DB, Azure App Service, Azure Service Bus), ARM/ ...

Applications Developer

Hiring Organisation
Larbey Evans
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum
SharePoint. Strong knowledge of programming language with expertise in web development. Experience with client-side and front-end frameworks such as jQuery, Bootstrap, React, and Angular. ...

Full stack Engineer AI

Hiring Organisation
Bloc Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
traditional ML) Design and implement data strategies for AI development and training Requirements 4+ years' experience across Fullstack development (Python/Modern JavaScript (React, Vue or similar) Experience working with LLMs, Scientific tools Strong command of Python and relevant AI/ML frameworks Startup experience preferred Benefits Strong equity options ...

.NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £90,000 per annum
.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. ...

VP Java FX Strategist Global Markets London

Hiring Organisation
McGregor Boyall Associates Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
market-making Strong understanding of FX microstructure , order management, or regulatory flows Bonus experience: Spring Boot, Gradle, Solace, FIX, concurrent programming, JVM tuning, React/Vue Ability to utilise AI coding assistants effectively while maintaining code quality Strong communicator with the ability to influence technical and business stakeholders Degree ...

.NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £80,000 per annum
.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 ...