18 of 18 Permanent React Developer Jobs in London

Lead React Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates Bonds Agile Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front … Order Management System Portfolio Golang Go) required by our trading software client in London. You MUST have the following: Strong experience as a Lead React Developer/Software Engineer/Programmer Excellent JavaScript, TypeScript and React Redux Experience building Front Office trading systems (execution ...

React Native Developer - Hybrid - Outside IR35 | React Native | FinTech | JavaScript | TypeScript We’re working with a fast-growing FinTech in London that’s building next-generation mobile products used by thousands of customers daily. They’re looking for an experienced React Native Developer … high-impact features across their mobile platform. Location: London (hybrid working) Contract Length: Initial 6 months (extension likely) Rate: Outside IR35 As a React Native Developer, you’ll work closely with product managers, designers, and backend engineers to deliver scalable, high-quality mobile experiences ...

Front End React Developer!Are you ready to dive into the exciting world of insurance technology? We are on the lookout for a passionate and proactive Junior Front End React Developer to become a vital part of our clients London based team … needs into technical solutions.Present your innovative solutions confidently to key stakeholders.We're Looking For Someone Who Has:Proficiency in front-end technologies (e.g., JavaScript, React).Strong skills in Python (Pandas, APIs, etc.).Experience with version control systems, preferably Git.Understanding of cloud services and deployment (e.g., Azure).Familiarity with Agile ...

Front End React Developer! Are you ready to dive into the exciting world of insurance technology? We are on the lookout for a passionate and proactive Junior Front End React Developer to become a vital part of our clients London based team … technical solutions. Present your innovative solutions confidently to key stakeholders. We're Looking For Someone Who Has: Proficiency in front-end technologies (e.g., JavaScript, React). Strong skills in Python (Pandas, APIs, etc.). Experience with version control systems, preferably Git. Understanding of cloud services and deployment (e.g., Azure ...

Role: React Developer Location: London (3 days onsite, 2 days remote) Duration: 5 months FTC Salary: £50-£60k After an extremely successful year, a Digital Agency is looking to expand its Web Development team for its growing and varied client base. You will be responsible … client, the work is initially 5 months but could be extended! The successful candidate will have commercial experience in the following skills: React Strong Knowledge of Vanilla JS HTML5, CSS3 Experience with data visualisation/dashboard web applications. An appreciation for UI An understanding of CMS' such as WordPress ...

Role: React Developer (Junior - Mid-Level) - Up to £130k Base Salary + Bonus + Package Salary: Up to £130k Base Salary + Bonus + Package Location: London (Hybrid) Skills Required: Extensive React experience needed This firm is an elite investment institution that uphold extremely high … limits. They’ll find the best team to suit your skillset/interests but you'll be working with the latest versions of React, directly with traders and quants to build out highly reactive UI's and frontend tools from scratch. This role is greenfield and will allow ...

Full Stack Developer (80% React/20% Java) Location: Fully Remote (UK Based) Rate: £525 per day (Inside IR35) Clearance: Active SC Clearance (Essential) Contract Length: Initial 6 months We are looking for a Frontend-heavy Full Stack Developer to join a long … term digital transformation programme. This is a high-impact role within a complex, state-driven environment, perfect for a React expert who is comfortable dipping into the Java backend when required. The Technical Balance React (80%): You will lead on the frontend, building high-performance, accessible (GDS-aligned ...

currently recruiting an experienced TypeScript/React Developer to join the FX Post-Trade Technology team at a leading investment bank in London. This role will involve working on a greenfield initiative focused on re-engineering Legacy applications using a modern technology stack, enabling improved performance … technical perspective. To be considered, candidates must demonstrate strong software engineering fundamentals and proven experience hand-writing code from scratch. Required Skills: TypeScript, React, and JavaScript AG Grid, charting, and data visualisation Experience working on data-intensive trading applications Knowledge of FX products or a similar asset class Nice ...

Senior Developer (Node/React) Are you a pragmatic, innovative, and self-motivated problem solver with a passion for building scalable, high-performing software? We're looking for a Senior Full Stack Engineer, with strong skills in Node and React, to join a high-performing … that drive growth and enhance the customer experience. What You'll Do Build and maintain robust, scalable applications across the full stack (Node/React/TypeScript) Collaborate in an agile team environment to deliver clean, maintainable, and testable code Influence architectural decisions and technology choices Optimise Front ...

Full Stack Developer (80% React/20% Java) Location: Fully Remote (UK Based) Rate: £525 per day (Inside IR35) Clearance: Active SC Clearance (Essential) Contract Length: Initial 6 months We are looking for a Frontend-heavy Full Stack Developer to join a long ...

Title: Frontend Engineer – React/TypeScript/Next.js Location: London (Hybrid – 2‐3 days in office) Salary: £70,000 – £75,000 + Equity About the Company You’ll join a fast‐scaling SaaS business that’s redefining how enterprise sales teams operate. Their platform uses advanced AI and deal … deep and product‐led. About the Role You will help shape the front end of a high‐impact product used by enterprise customers, using React , TypeScript , and Next.js . You’ll work across the full front‐end life cycle — from architecture and design collaboration, through to deployment and optimisation ...

SeniorDeveloper(Node/React) Areyouapragmatic,innovative,andself-motivatedproblemsolverwithapassionforbuildingscalable,high-performingsoftware We'relookingforaSeniorFullStackEngineer,withstrongskillsinNodeandReact,tojoinahigh-performingproductteamworkingonaglobal,high-trafficeCommerceplatformhandlingthousandsoftransactionsdaily. You'llplayakeyroleindesigninganddevelopingend-to-endsolutions,collaboratingcloselywithbothtechnicalandbusinessteamstodelivernewfeaturesthatdrivegrowthandenhancethecustomerexperience. WhatYou'llDo Buildandmaintainrobust,scalableapplicationsacrossthefullstack(Node/React/TypeScript) Collaborateinanagileteamenvironmenttodeliverclean,maintainable,andtestablecode Influencearchitecturaldecisionsandtechnologychoices OptimiseFrontEndandBackEndperformancetoensurefast,seamlessuserexperiences Contributetocontinuousimprovementefforts,introducingnewideasandtechnologies WhatYou'llBring ProvenexperienceasaFullStackEngineerorsimilarrole ExpertiseinReact,JavaScript/TypeScript,HTML ...

SeniorDeveloper(Node/React) Areyouapragmatic,innovative,andself-motivatedproblemsolverwithapassionforbuildingscalable,high-performingsoftware We'relookingforaSeniorFullStackEngineer,withstrongskillsinNodeandReact,tojoinahigh-performingproductteamworkingonaglobal,high-trafficeCommerceplatformhandlingthousandsoftransactionsdaily. Skills, Experience, Qualifications, If you have the right match for this opportunity, then make sure to apply today. You'llplayakeyroleindesigninganddevelopingend-to-endsolutions,collaboratingcloselywithbothtechnicalandbusinessteamstodelivernewfeaturesthatdrivegrowthandenhancethecustomerexperience. WhatYou'llDo Buildandmaintainrobust,scalableapplicationsacrossthefullstack(Node/React/ ...

Python Developer/Full Stack Engineer (Python Django React) Remote UK to £80k Do you have strong Python and Django skills? You could be progressing your career at a tech scale-up, with recent investment, that is helping vulnerable people to reclaim money due to them … irresponsible lending. As a Python Developer you will collaborate with the CTO and work with modern web technologies (primarily Django and React) to build complex web applications, improving existing services and creating new ones. You'll work across the full development lifecycle to produce high quality ...

front-office trading platform used directly by traders and quants. These roles are best suited for candidates with experience in full stack development using React and Python and particularly those who have built trading platforms from the ground up. Candidates who wish to apply must have previous experience … development of front office trading systems and must be comfortable facing to the traders and quants. Required skills: Full stack development experience using React + Python React: AG Grid, Charting, WebSockets and data visualisation Python: Core Python experience around multi-processing and async programming Data: Experience building data ...

Senior Developer - Full-Stack (C#, .NET, React, Azure) Location: Hybrid - London (1 day per week/fortnight onsite)Salary: Competitive up to £80000 + Excellent BenefitsType: Permanent Are you an experienced Senior Developer with strong full-stack skills and a passion for modern … collaborating effectively, and taking ownership of your work. You'll bring: Proven experience delivering digital products using agile methodologies. Strong expertise in C#, .NET, React and Azure. Additional skills across JavaScript, HTML/CSS and Azure PaaS (Functions, Logic Apps, Cosmos DB, App Service, Service Bus). Knowledge ...

seeking a UI Developer to join a Fixed Income/Credit Trading Technology team at a leading investment bank in London. This role is aligned directly with the Front Office and focuses on building and enhancing high-performance user interfaces used by credit and Fixed Income traders. … design and performance optimisation Contribute to architectural decisions and UI standards across the platform Required Skills & Experience: Strong commercial experience with TypeScript, React, and modern JavaScript Proven background building data-intensive, low-latency UI applications Experience with AG Grid, complex tables, charting, and data visualisation Solid understanding ...

scalability, and extensibility. This is a newly created role for a growing business. An amazing opportunity! The following skills/experience is essential: Strong React Native development background Demonstrable experience delivering applications in both iOS and Android GraphQL and Restful APIs Solid understanding of the full mobile development life … skills Salary: Up to £95,000 + bonus + package Location: London (good work from home options available) If you are interested in this React Native App Lead position and meet the above requirements please apply immediately. ...