javascript developer react jobs in City of London

Job Description 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 to join the team on a contract basis, contributing to high-impact features across their...

Job Description We’re partnering exclusively with one of London’s most prestigious trading powerhouses to hire a standout Front-End Software Engineer — someone who lives and breathes elegant UI engineering and wants to build products that matter at millisecond scale. This is your chance to work at the core of high-performance trading tech, crafting ultra-fast, hyper-polished interfaces used by...

Full Stack Python / JavaScript Developer - London - £60k 1-2 days per week in office My prestigious financial services client is looking to expand their digital transformation team and require an experienced Full Stack Developer with strong Python & JavaScript to join them working across a range of new initiatives Core skills across Python and JavaScript with experience in Django and/or React...

SeniorDeveloper(Node/React) Interested in learning more about this job Scroll down and find out what skills, experience and educational qualifications are...

Job Description Mobile App Developer - IoT Payment Technology A new role has become available at a company developing the latest in IoT payment technology for a Mobile App Developer with experience in React Native development. With this payment solution being used by financial institutions, wearable manufacturers as well as events and stadium owners, the possible applications of this secure...

Job Description A Top-tier London quant fund is hiring a Quantitative Developer to build its reporting and analytics platform that delivers real-time trading insights to hundreds of researchers across all their asset classes. If you've already been writing production code in a systematic trading environment, you know what this means: resilient tools that quants and traders depend on to...

Job Description We are currently recruiting full stack developers to join a trading technology team at a leading investment firm. This team is responsible for building a new 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...

Job Description Paragon Alpha are working with a hedge fund famous for mid frequency equity trading, while also having a successful L/S Equity desk running strategies out of London. The desk need to hire two Quantitative Developers in London, to build signal generation frameworks, back-testing engines, and full stack trading apps. You would be on a specialised desk and partnering with traders...

Job Description Job Role: Lead Software Engineer, React Native Job Type: Full Time, Permanent Location: London, Hybrid (3 office days a week) Role purpose As a valued member of our engineering team, you will contribute to the development of our innovative application using React Native. Working with a modern JavaScript stack, your primary focus will be on coding, testing, and enhancing the...

Open Stack, Salesforce & React Native Specialists - London Want to make an application Make sure your CV is up to date, then read the following job specs carefully before applying.Atrium EMEA are looking for several Open Stack / Salesforce & React Native Specialists to support the Development teams onsite with a client in London. 12+mths contract, 2 days onsite/3 days remote, PAYE/Umbrella...

You will have 20 work from anywhere days added on top which you can use to make soime weeks 2 days a week from home.

You will be proud to show how you’ve impacted other parts of a business and delivered results

You will be pushing frameworks and languages for good business reasons

Job Description Snr Frontend Engineer | Typescript, React, Real-Time | Sports Data Focused | Up to £85k | Hybrid in London | Start-up | Profitable Already! Opportunity: We're supporting an exciting sports related start-up client working with low-latency, real-time tech. Although the business has started in the last 2 years, they’re already profitable, with strong growth trajectory they’ve...

Lead Engineer, Shopify (Scaling DTC Brand) Salary: Up to £100,000 base Location: UK-based, ideally London (flexible) One of the UK’s fastest-growing, multi-million-pound consumer brands is hiring a hands-on Lead Engineer to own and scale its Shopify eCommerce platform. This is a senior, in-house role with genuine ownership, fast decision-making, and real influence over technical direction,...

Job Description UX/UI + Frontend Developer Thursday Salary: £40-£50K Thursday is a singles IRL events company that organises singles events, trips, dinners, activities, education and media. We're building technology to scale our operations and enhance the experience for our members. We value equality and inclusion as core principles - our diverse audience deserves technology that serves...

Senior Full Stack Engineer | Up to £110K | One of the UK's fastest growing AI platforms | UK Remote | React/Node/TypeScript I am currently working with one of the fastest-scaling platforms in the creator economy which is a creator-first, AI-powered product that enables creators around the world to directly monetise their audiences. Every system you build will operate at serious global scale. 🎯...

We are currently recruiting full stack developers to join a trading technology team at a leading investment firm. This team is responsible for building a new 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...

Job Role: Lead Software Engineer, React Native Job Type: Full Time, Permanent Location: London, Hybrid (3 office days a week) As a valued member of our engineering team, you will contribute to the development of our innovative application using React Native. Working with a modern JavaScript stack, your primary focus will be on coding, testing, and enhancing the functionality of Travelex's and...

Job Description Role: Software Developer (React) – Up to £120,000 + Bonus + Package Salary: Up to £120,000 + Bonus + Package Location: London (Hybrid Working) Skills: React as a main language (modern JavaScript / TypeScript) This firm is an elite technology company with exceptionally high standards, known for pushing boundaries and previously setting world records in the tech space. They are...

Mobile App Developer - IoT Payment Technology A new role has become available at a company developing the latest in IoT payment technology for a Mobile App Developer with experience in React Native development. With this payment solution being used by financial institutions, wearable manufacturers as well as events and stadium owners, the possible applications of this secure payment technology...

Snr Frontend Engineer | Typescript, React, Real-Time | Sports Data Focused | Up to £85k | Hybrid in London | Start-up | Profitable Already! Opportunity: We're supporting an exciting sports related start-up client working with low-latency, real-time tech. Although the business has started in the last 2 years, they’re already profitable, with strong growth trajectory they’ve decided to onboard a...