Remote Frontend Engineer Jobs in London

BlackRock★3.8 (632)· London

This role involves building full-stack features using Python, .NET, React, and TypeScript, along with APIs, microservices, and SQL Server, MongoDB, or Snowflake. You’ll join Preqin’s London Engineering team, part of BlackRock, developing cloud-native SaaS solutions for its private markets data platform. The position covers end-to-end product development, CI/CD, and production support.

MRI Software★3.2 (105)· London

Lead UX for complex enterprise/B2B products using qualitative and quantitative research, user interviews, usability testing, personas, prototyping, wireframes, interaction design, and design specifications. Collaborate with cross-functional Product and Engineering teams to convert requirements into product features, while mentoring designers and maintaining UI guidelines and visual standards.

You will work with Figma, a design system, and optionally HTML/CSS. You join the Frontend Platform Team building shared systems, components, and the design system for BLP Digital's agentic AI platform that automates enterprise ERP workflows.

NatWest Group★3.7 (1.2k)· London

You’ll work with Swift, SwiftUI, UIKit, RESTful APIs, MVVM-C or Clean Architecture, Swift Package Manager, XCTest, CI/CD pipelines, and Git. You’ll join a mobile feature team within NatWest Digital X to engineer, maintain, and test native iOS applications for the bank. The listing does not specify team size.

Build and maintain the MyKT portal using React, Next.js, Contentful, JavaScript, Git, Jira, and modern CI/CD practices. You will join the Digital Team to create secure, scalable digital experiences for young people and mentors at The King's Trust.

Build and ship production code for Speechify’s iOS app using Swift and SwiftUI, working within a dedicated product team on a text-to-speech platform serving over 50 million users. You will maintain complex app architecture, lead engineering decisions, and use Fastlane, CI/CD, multithreading, and Git.

You will lead UX research, design and testing for complex enterprise/B2B products using personas, wireframes, prototypes and specifications, working within a cross-functional team. The role is at MRI Software, a PropTech company building real estate software. You will mentor other designers while remaining hands-on.

This role works with Java, C#, or Python, along with HTML, CSS, JavaScript, and Git. You will design, develop, and maintain software applications while collaborating with cross-functional teams.

You will develop native iOS applications using Swift, SwiftUI, UIKit, RESTful APIs, Swift Package Manager, XCTest, and CI/CD with Git. Working within a mobile feature team at NatWest Digital X, you will engineer and maintain customer-centric, high-performance banking solutions.

You will work with PHP, Laravel, MariaDB, AWS, and React/Next.js on a platform that captures and transcribes customer calls and applies AI-driven analysis to improve business performance. The core stack also includes AI classifiers and data-processing pipelines for analyzing conversation data.

Replika★0.0· London

You'll use Adobe Creative Cloud and AI-assisted tools to build vibecoded demos and set visual identity from scratch for a new product launch with an October deadline. You'll lead a small team of designers and content creators, own GTM visuals, and direct social content starting with Twitter. Replika is an AI companion with 35M+ users.

NatWest Group★3.7 (1.2k)· London

You'll work with ReactNative, front-end test automation frameworks, and CI/CD pipelines, plus cloud infrastructure like AWS. As a Software Development Engineer in Test at NatWest Boxed, you'll define testing strategies and build scalable automation for customer-focused agile squads.

Develops and maintains software applications collaborating with cross-functional teams. Works with Java, C#, or Python, and web technologies including HTML, CSS, and JavaScript. Uses Git for version control.

Design mobile-first native experiences for Ebury’s financial platform using iOS/Android conventions, Figma and AI-assisted prototyping tools. Collaborate with Product, Engineering, Data and Operations to simplify complex financial workflows into intuitive mobile interactions.

You'll work with ReactNative, front-end test automation frameworks, BDD, CI/CD, and cloud tools like AWS and GCP. As part of NatWest Boxed, you'll build and test customer-focused products in agile squads, driving the testing strategy and quality engineering.

You will work with React, TypeScript, SQL, and experimentation platforms. You’ll build and optimize the ElevenLabs website to drive user acquisition, conversion, and retention through rapid experiments, programmatic pages, onboarding, and technical SEO improvements.

You will work with TypeScript, React, Next.js, Node.js, PostgreSQL, Docker, and AWS, using AI-assisted development tools. The team builds scalable web platforms for clients in the creative, media, and digital sectors, and you will own features across the full development lifecycle.

Work with Python, JavaScript, PHP, React, React Native, Django, Postgres, Docker, and Agile. Join a social messaging platform that launched in 2012 and is now expanding from the US into UK and European markets. Help bring the product to new markets as a junior developer.

Work with .NET 10.0, C# 14, ASP.NET Core, Azure, Angular 21, Vue.js, TypeScript, and EF Core 10.0. Join a globally recognised computer gaming brand that has sold over 100 million consoles. This graduate/junior role offers exposure to a modern full-stack stack alongside RESTful APIs and MongoDB.

Work with .NET, .NET Core, C#, Azure SQL, and a CMS such as Sitecore, Optimizely, or Umbraco. The team builds complex enterprise .NET solutions on Greenfield projects, collaborating with Microsoft’s own consultants.

Work with .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. You will design and develop a new .NET/C# investment banking application for a prestigious global bank.

Work with React, TypeScript, analytics, SQL, and experimentation platforms to build and optimize high-traffic web pages and SEO for ElevenLabs' AI voice platform. The role focuses on owning growth experiments to improve acquisition, activation, and retention.

You’ll work with Ruby on Rails, Go, TypeScript/React/Redux, GCP, Kubernetes, Docker, PostgreSQL, Elasticsearch, RabbitMQ, Redis, and Datadog/LogDNA/Sentry. ZigZag Global is an eCommerce returns and post-purchase SaaS network; this senior staff role drives backend and infrastructure strategy, reliability, and scalability while unifying their products into one offering.

You'll work across Node.js, React, Next.js, and GCP in a serverless cloud environment on Akeneo's Digital Showroom, a B2B sales enablement platform that helps companies transform and access product data from their PIM system for retailers and marketplaces. As a Senior Software Engineer, you'll own the full lifecycle of microservices and cloud architectures, mentor fellow engineers, and work cross-functionally to deliver data-mapping solutions that empower sales teams globally.

Full Stack Python Developer using Python and Claude Code to build solutions for a leading consultancy client. This fully remote six-month contract requires US/UK candidates working Eastern Time hours.