51 to 75 of 99 React Jobs in London

Java Developer - Java, React, Springboot £market rate (Outside IR35) Glasgow/5 days a week onsite 6 months initially My client is seeking experienced Java Developers to join a dynamic delivery team building modern, scalable applications. This role will suit candidates with strong full-stack capability, combining backend Java development … delivery in an Agile environment. Key requirements: Strong Java (8+), Spring Boot & Spring MVC experience Experience building REST APIs & microservices Full-stack capability: React, JavaScript, HTML5, CSS/SCSS Knowledge of JEE (JSF, JPA, Servlets, JDBC) Experience with CI/CD (Jenkins, Maven) and Git Agile/Scrum environment experience ...

engineer on two core front-end platforms: a multi-app web monorepo built on Next.js and a cross-platform mobile client built on React Native. The role spans hands-on delivery, contributing to architecture and patterns alongside the lead, and the tooling and AI workflows the team relies … done across a multi-app Nx monorepo (Next.js App Router, TypeScript strict mode, TanStack Query, Tailwind, Radix, headless CMS) and a cross-platform React Native client on the Expo/EAS toolchain. You'll work on module boundaries, shared libraries, and the dependency graph; wire up new third-party integrations ...

Ruby Developer (Ruby, Rails, PostgreSQL, REST API's, AWS/Heroku, ReactJS) - Fully Remote (Two meet ups per year) - Open to applicants in the UK only - Award Winning Legal Platform - £65,000 - £75,000 G.R.E. Recruitment is delighted to partner with an award-winning legal technology provider who are continuing ...

.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 ...

cloud-native engineering and AI.This is an opportunity to work on a cutting-edge programme delivering scalable, AI-driven solutions across modern AWS infrastructure, React front ends, and advanced LLM/RAG workflows. London-based | 5 days onsite 12-month contract + likely extension £600-£800 per day (PAYE) Join … cloud-native engineering and AI.This is an opportunity to work on a cutting-edge programme delivering scalable, AI-driven solutions across modern AWS infrastructure, React front ends, and advanced LLM/RAG workflows.What you'll be doing Building and enhancing cloud-native applications using Java and/or Python Developing ...

.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 ...

.NET Developer, .NET 10.0, C# 14, Azure SQL - Investment Bank - 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) Our client is the world's most respected banking institution. … skill set that encompasses: .NET, .NET Core, C# and Azure SQL. Our client offers training in: .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Node.js, Elasticsearch and MongoDB. This is a truly amazing opportunity to work for a prestigious banking ...

doing: Building and extending solutions within Salesforce Commerce Cloud (SFCC) Developing integrations across ecommerce, ERP & CRM platforms Working across modern frontend technologies including React/JavaScript Collaborating closely with Product, Engineering & business stakeholders Leading development initiatives and mentoring engineers within the team Tech stack includes:Salesforce Commerce Cloud (SFCC/… Demandware) JavaScript/React HTML/CSS/AJAX C#/.NET REST APIs SQL Server CI/CD tooling Ideal background: Strong SFCC/ecommerce platform experience Full stack engineering background Experience building scalable consumer-facing platforms Comfortable working in Agile, fast-paced environments Strong communication and stakeholder management ...

senior technical authority for complex engineering decisions Hands-On Engineering Contribute directly to backend and frontend production code Build scalable applications using Node.js, TypeScript, React, and Next.js Design and develop AWS serverless and event-driven systems Develop and optimise PostgreSQL databases and queries Support engineering teams with the delivery … collaborative, high-performing engineering culture Technology Stack Cloud & Infrastructure AWS (Lambda, API Gateway, EventBridge, SQS, Step Functions, S3, CloudWatch, RDS) Backend Node.js, TypeScript Frontend React, Next.js, Tailwind CSS Data & Architecture PostgreSQL, Serverless, Event-Driven Microservices DevOps & Observability Terraform/AWS CDK, CI/CD, Monitoring & Logging About ...

.NET Developer - World Class Entertainment Company - 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) Our client has been producing unparalleled entertainment experiences for over 50 years. Today their … C# and Azure SQL. Our client can provide you with Greenfield project work and exposure to: .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Node.js, Elasticsearch and MongoDB. This is a truly amazing opportunity to work for a prestigious global ...

.NET Developer - Fastest Growing Social Media Firm - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is on a quest to transform how people discover, view and share … object orientated (OO) development principles. Our client can provide you with industry recognized training in: .NET 10.0, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Bootstrap and MongoDB. Our client has a flat organization, which means that they believe great ideas can come from anywhere ...

.NET Developer, .NET 10.0 - Social Networking Site - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is the world's largest social-networking web site and they have … dedicated technical training per year and exposure to cutting edge technologies such as: .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Azure, Bootstrap, Agile and MongoDB. Additionally you will follow an official structured career progression program. Location: London, UK/Remote ...

Developer, .NET 10.0, C# 14 - Digital Download Site - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Programmer, Full Stack Engineer, Architect, .NET Developer)With operations in over 20 countries our client has fast become a major … Core, C# and Azure SQL. You will be trained in all aspects of: .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Azure, Bootstrap, Agile and MongoDB. Top performers can expect to receive their first promotion (and pay rise) within 6 months. ...

.NET Developer (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Programmer, Full Stack Engineer, Architect, .NET Developer) Since 2006 our client's revolutionary marketing software platform has been helping businesses all over the world to attract, engage … Core, C# and Azure SQL. You will receive training in all aspects of: .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI and MongoDB. At the centre of our client's culture is freedom and openness which takes a lot of people ...

SharePoint 2016 to SE/Online, including rewriting legacy web parts using SPFx. Build custom SPFx web parts, extensions and integrations using TypeScript, JavaScript, React, HTML/CSS, and REST APIs. Develop and maintain SharePoint Online intranet structures including architecture, navigation, branding, and content design. Integrate SharePoint with internal systems … SharePoint Online development and administration. Strong background migrating SharePoint 2016 to SE/Online. Proven SPFx development skills. Proficiency in TypeScript, JavaScript, React, HTML5, CSS3. Strong REST API and Microsoft Graph integration experience. Solid C#/.NET framework experience. Deep knowledge of SharePoint on-prem administration, performance tuning, patching ...

This job is with State Street, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Job Description Networks as a ...

Software Engineering Manager Native AI & Agentic Workflows, React, C#, AWS Lead. Elevate. Ship. Outstanding opportunity to join a cloud native, product centric SaaS business thats modernising at pace, investing heavily in engineering excellence (native AI & agentic workflows) , and giving leaders the autonomy to shape the build of an enterprise platform … multiple squads and c20 engineers across delivery and operations A strong technical foundation, ideally full-stack, with exposure to AWS, C# .NET, TypeScript, Node & React Deep expertise in modern SDLC, agentic AI-driven development, testing practices, automation and CI/CD (GitHub Actions experience ideal) A strong grasp of secure ...

Senior Full Stack Software Engineer (TypeScript/JavaScript, Node.js, React, and Next.js) London £90,000 - £100,000 + benefits We're looking for a product led, Senior Software Engineer who can be the generalist in the team, bridge front and back, solve complex issues, make technical decisions, question everything … Lead the design and evolution of full-stack architecture across frontend and backend, ensuring they’re scalable, maintainable and performant. Building applications using React and Next.js, you’ll shape the user experience as well as the API's that power them. Designing and scaling Node.js APIs and distributed backend services ...

Responsibilities • Leading a team of four senior engineers within an Agile delivery environment• Remaining hands-on with Python-led full-stack development, alongside TypeScript, React and Azure• Contributing to platforms supporting financial modelling and forward-looking analytics including discounted cashflow projections and Monte Carlo simulations• Championing AI-assisted and agentic … experience operating as a Tech Lead or Lead Engineer in modern engineering teams• Strong Python development experience within full-stack environments• Experience with TypeScript, React and Azure-based architectures• Experience working on financial modelling systems, ideally involving forward-looking modelling such as discounted cashflow projections or Monte Carlo simulations• Demonstrable ...

pipelines, data modelling, and analytics workflows Application development: Support development of user-facing tools and dashboards using modern frameworks such as TypeScript and React where required Data platforms: Work across enterprise data platforms (including low/no-code environments such as Palantir Foundry or equivalent) to integrate, transform, and operationalise … experience with Python, SQL , and exposure to data engineering concepts (ETL, data modelling, pipelines) Experience with or ability to quickly pick up TypeScript/React/modern front-end tooling Exposure to enterprise or regulated environments (public sector, financial services, defence, or similar) Active Security Clearance (SC) is essential Strong ...

degree 3+ years of full stack Python development experience with in-depth knowledge of ORM and API frameworks 3+ years of full stack Typescript React development experience Experience using Python libraries such as Fast API, SQL Alchemy and Pydantic is mandatory Experience in building, maintaining and optimizing relational SQL databases … PostgresSQL/Oracle) Rapid dashboard development (Streamlit, Plotly Dash, React) and experience presenting complex data visually to varied audiences Passion for developing in Python and React and a driven desire to engage with both our development community and the business Drive to stay up to date with changes ...

NOTE: VISA SPONSORSHIP IS NOT PROVIDED Role : Python Developer Location: London, UK (5 Days/Week Onsite) Type: Permanent Requirement: A Python + React + SQL + Databricks developer role blends backend data engineering with frontend application development, requiring strong coding skills in Python, React.js, SQL, and Databricks for building … Management Write and optimize complex SQL queries. Manage relational databases and integrate with Databricks. Perform data cleansing, transformation, and aggregation for analytics. Frontend Development (React) Design and build responsive, interactive UIs using React.js. Integrate frontend components with backend APIs and Databricks datasets. Use visualization libraries (D3.js, Plotly, Recharts) for dashboards. ...

Design and deliver end-to-end technical solutions across complex data environments Build and maintain applications using technologies such as Python, PySpark, TypeScript, and React Develop AI-driven workflows and operational tooling Work directly with client stakeholders in fast-paced delivery environments Present demos, gather feedback, and iterate rapidly Contribute … teams What Were Looking For Strong software engineering or data engineering background Experience with Python and/or SQL, with exposure to TypeScript or React beneficial Understanding of ETL pipelines, data platforms, and modern application development Strong problem-solving capability and ability to work in ambiguous environments Excellent communication skills ...

Lead Software Engineer - .NET/Azure/React - Remote First Are you the kind of Lead Software Engineer who enjoys taking a fairly messy collection of systems, data feeds, portals, and legacy platforms… and gradually turning it into something modern, scalable, and genuinely slick? Maybe even enjoy the challenge … looking for: Strong Senior/Lead .NET Developer background Deep experience with .NET, Azure, SQL, and modern backend architecture Some frontend experience with React or Angular (this is heavily backend leaning, not a 50/50 split) Strong experience building business-critical platforms, customer portals, subscription systems, or data-heavy ...

maintaining product features as part of a cross-functional engineering team, working to a planned roadmap in the core engineering team (Typescript/React) for this product Acting as the primary engineering contact during Australian off-hours, providing first-line engineering coverage within standard UK working hours. Investigating production issues … ongoing knowledge transfer. Contributing to post-incident reviews and long-term reliability improvements. What you need to bring Strong front end engineering experience with React, TypeScript and modern JavaScript. Practical, hands-on experience with AWS production systems, including SQS for message processing and SES for transactional email delivery. Experience running ...