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    Senior Front End Engineer: React & Svelte UI

    Eaglecliff Recruitment is seeking a Senior Front-End Engineer in Greater London. Join a global Energy company as they transform from a traditional Oil & Gas enterprise into a leading Energy provider. In this role, you'll design and develop user-centric web applications using Svelte and TypeScript, focusing on in ...

    Senior Full Stack Engineer TypeScript/React (Hybrid)

    FORT is seeking a Senior Full Stack Engineer to join their growing engineering team in Greater London. This role involves developing customer-facing features using TypeScript and React within a modern SaaS platform. The position offers a competitive salary of up to £100,000 and promotes a hybrid working model, a ...

    Senior AI Platform Engineer (TS/React) — Equity

    Hunter Bond is searching for a Software Engineer to join their expanding AI Tech Scale-Up in London. This role requires 4+ years of experience in building scalable backend systems using modern technologies like Typescript and React. You will be involved in designing and implementing production-grade backend serv ...

    Senior Full Stack Engineer (TypeScript/React) – Hybrid

    hackajob is seeking a Senior Software Engineer in Manchester to develop and maintain telecommunication solutions. The role involves building new features, mentoring team members, and ensuring adherence to engineering best practices. Candidates should have strong skills in TypeScript and React, along with experie ...

    Senior Frontend Engineer: React/TypeScript & Gen AI

    hackajob is collaborating with J.P. Morgan to recruit a Software Engineer III in Greater London. This front-end position emphasizes AI and involves designing and delivering scalable technology products. The role requires expertise in HTML, CSS, JavaScript, React, and TypeScript with a solid understanding of perf ...

    Senior React/TypeScript Frontend Engineer Hybrid Bristol

    Coltech is hiring a Senior Frontend Software Engineer (React) in the West of England with a hybrid working model requiring 2 days a week in Bristol. The role requires strong experience in building accessible and scalable frontend applications and a test-driven development mindset. The ideal candidate will take t ...

    Senior Frontend Engineer (React) – Greenfield Payments Desk

    A leading recruitment agency is seeking a Senior Frontend Developer with React.js expertise for a greenfield payments platform project in London. You will collaborate closely with another engineer to redesign and develop features for a public website and client portal, while adhering to best practices. The role ...

    Freelance Senior Software Engineer React/.NET, London

    A leading digital consultancy is seeking a Freelance Senior Software Engineer in London. This role involves integration of various services into a financial platform and requires front-end (React Native) or back-end (.NET) experience. The position offers a short term contract, likely to extend, with immediate in ...

    Senior React Native & Web Engineer for SDKs

    A technology startup in the United Kingdom is seeking Senior React.js and React Native Developers to enhance their web and mobile SDKs and Twitch Extension. The role emphasizes collaboration, feature development, and responsiveness improvements, requiring a strong background in JavaScript and agile methodologies ...

    Senior Full Stack Software Engineer (Typescript / React)

    Skin + Me is a technology-driven start-up on a mission to revolutionise personalised skincare. We’ve delivered millions of treatments across our multi-brand ecosystem (Skin + Me, Hair + Me, Renew + Me), powered by a proprietary stack that runs everything from our e‑commerce engine to our in‑house manufactu ...

    Senior React Native Mobile Engineer — HealthTech & Wearables

    A venture-backed HealthTech startup is seeking a Senior/Lead Mobile Engineer to build and scale a React Native application for managing cardiometabolic conditions. This hybrid role involves integrating wearable devices and real-time health data, requiring over 5 years of experience in mobile application developm ...

    Senior Mobile Engineer React Native (Hybrid, London)

    A leading Insurtech firm located in London is seeking a Senior Software Engineer specializing in mobile development. The role involves creating and optimizing high-quality mobile applications using React Native and Expo. Candidates should be proficient in TypeScript and have a solid understanding of CI/CD and se ...

    Senior React Native Mobile Engineer Hybrid London

    A leading financial technology firm based in London is seeking an experienced React Native Engineer to join their engineering team. In this hybrid role, you will help build and scale their Mobile App, empowering small businesses with flexible financing solutions. Ideal candidates will have strong experience in R ...

    Senior Full Stack Software Engineer (Java / React )

    Senior Full Stack Software Engineer (Java / React) Would you like to help create products to support the sharing of scientific knowledge? Do you enjoy collaborating to solve complex technical problems? About the team: Our dynamic Agile Teams deliver the technology that f ...

    Hybrid Senior Full Stack Engineer – TypeScript & React

    A technology-driven skincare start-up is seeking a Senior Software Engineer to join their dynamic team. In this hybrid role, you will utilize agentic tools to enhance productivity and work on full-stack feature development. This is an exciting opportunity to influence engineering standards while addressing impac ...

    Senior Front End React Engineer (TypeScript) – Hybrid

    A technology services company located in Belfast is looking for a Front End Developer with over 5 years of experience, particularly in React and TypeScript. The role involves collaborating with stakeholders to develop high-quality user interfaces and code. The ideal candidate will thrive in an Agile environment, ...

    Senior React Native Engineer — Mobile & SDK Platform

    A global gaming leader in Westminster seeks an experienced software developer to design and implement scalable mobile features in React Native. Responsibilities include collaborating with cross-functional teams and contributing to architectural decisions. The ideal candidate has 5+ years of software development ...

    Senior Frontend Engineer | Principal Frontend (React + TS)

    A growing engineering team in Belfast is looking for Principal and Senior Frontend Engineers to develop high-performance applications. Candidates should have strong experience with the React ecosystem, RESTful APIs, and be skilled in CI/CD and AWS. This role is crucial in scaling the company's new product and pr ...

    Senior React Engineer — Frontend Architect for SaaS

    A leading SaaS company is seeking a mid-senior level React engineer to develop front-end applications and coordinate with the engineering team. The ideal candidate possesses over 4 years of web development experience, expert-level JavaScript skills, and in-depth knowledge of ReactJS and Redux. This role involves ...

    Senior React Engineer — Cloud Native Frontend Architect

    A technology solutions firm is seeking a Senior React Engineer to develop scalable cloud-native front-end applications. The role involves building high-performance React applications, optimizing UI components, and integrating with backends. The ideal candidate will have over 5 years of experience with React, Typ ...

    Senior Full Stack Software Engineer (Java / React )

    .**About the team:**Our dynamic Agile Teams deliver the technology that facilitates researchers to publish quality scientific research. As a Software Engineer, you will build capabilities to improve the quality of scientific research**About the role:**As a Senior II Software Engineer, you will build capabilities ...

    Senior React Frontend Engineer Hybrid FinTech UI

    A consulting firm seeks a skilled frontend developer to enhance financial services using modern web applications. This role requires expertise in React and TypeScript to build performant user interfaces. Candidates should have hands-on experience with state management and RESTful APIs. The position offers a coll ...

    Senior Front End Engineer React & UI Excellence

    A fast-growing technology company is searching for a Senior Front-End Engineer to enhance user experiences using React and TypeScript. The successful candidate will work on scalable, performant user interfaces, collaborate with a dedicated team of engineers, and mentor junior staff. Strong expertise in front-end ...

    Senior React+TypeScript Frontend Engineer – UI & Scale

    A leading cybersecurity firm in Greater London is seeking an experienced frontend developer to drive impactful user experiences and scalable architecture. The ideal candidate has proven expertise in React and TypeScript, excellent skills in frontend testing, and thrives in Agile environments. Employee benefits i ...

    Senior Frontend Engineer I React, TypeScript, Hybrid

    A leading property portal in the UK is seeking a Senior Software Engineer to develop high-quality software solutions in a collaborative, agile environment. This role involves owning impactful projects, mentoring team members, and advocating for best coding practices. Ideal candidates will have experience with Ty ...

    Senior React Native Engineer — Luxury Fashion App

    A forward-thinking tech company in Greater London is seeking a Senior React Native Engineer to lead the mobile experience in luxury commerce. The role demands exceptional skills in React Native, including expertise in building native-feeling applications and managing payments. Ideal candidates should possess a c ...

    Senior leaning TypeScript/React Engineer (Hybrid – London)

    A leading property technology company in Greater London is looking for a Product Engineer to join their team. The ideal candidate will have solid experience with TypeScript and React, working collaboratively to solve user problems and deliver features. With a focus on mentoring, this role supports professional g ...

    Senior Frontend Engineer TypeScript/React, Hybrid London

    A leading property technology firm in London is seeking a Senior Software Engineer to join their team in a hybrid work model. You will be responsible for delivering high-quality software, collaborating across functional teams, and mentoring junior engineers. The ideal candidate has strong experience in user-faci ...

    Senior Frontend Engineer — React, Design Systems & Scale

    A leading technology firm in Greater London is seeking an experienced Frontend Engineer to join their agile delivery team. In this role, you will design, build, and maintain innovative front-end solutions using React and Node.js. You will work in a hybrid model, emphasizing flexibility while collaborating with a ...

    Senior Product Engineer — Go/React, Equity & Impact

    A leading AI incident response platform is seeking a Product Engineer to manage the complete product lifecycle, from research to feature shipping. The ideal candidate will have experience with Go, Python, or React, and a strong focus on customer needs. Join a high-growth startup backed by top-tier investors, emp ...

    Senior Mobile UI Engineer (React + TS) – Architect

    Join our client in building high-impact mobile experiences that directly shape how users interact with modern, scalable applications. This role puts you at the center of delivering fast, intuitive, and beautifully engineered mobile solutions while influencing architecture and elevating engineering standards a ...

    Senior Frontend Engineer: TypeScript, React, AWS (Hybrid)

    A leading tech-first business in Leeds is looking for a Senior Frontend Software Engineer to drive a complete technical transformation. The ideal candidate has experience in TypeScript, React, and NodeJS, with a passion for building maintainable applications in an AWS environment. Join this growing team and cont ...

    Senior UI/UX Engineer — React + Java Expertise

    LA International Computer Consultants Ltd is looking for a senior developer skilled in Java technologies and ReactJS to create user-friendly interfaces. You will focus on enhancing usability for services and automating processes in a supportive environment that values diversity and inclusion. The company is a le ...

    Senior Headless Full Stack Engineer (React/Next.js)

    MediaCT is looking for a Full-Stack Headless Developer to bridge design and backend systems. In this role, you'll collaborate with designers and engineers to build responsive applications using React, Next.js, and TypeScript. With responsibility for technical architecture and delivery, you'll also mentor junior ...

    Senior React TypeScript Engineer Banking, Hybrid London

    CAPGEMINI is looking for an experienced UI React Engineer in London, UK, to take ownership of features and deliver high-quality code in a hybrid working environment. The ideal candidate will have a strong background in React and TypeScript and be skilled in collaborating with cross-functional teams. Key responsi ...

    Senior Frontend Engineer – React & UI/UX Leader

    Hastings Direct, based in Bexhill-on-Sea, is seeking a Senior Digital Engineer to lead software development across various platforms. You will have a key role in shaping technical direction while working in agile teams. We value hands-on experience primarily in JavaScript and ReactJS, focusing on devel ...

    Senior Full Stack Engineer (TypeScript, React & GraphQL)

    Java Script Works in Greater London seeks a skilled developer to design, develop, and maintain web applications and RESTful APIs using TypeScript, GraphQL, React, and Node.js. The ideal candidate will have strong proficiency in TypeScript and JavaScript, with experience in React and state management libraries li ...

    Senior React Native & TypeScript Mobile Engineer Platform

    McCabe & Barton, a leading investment management firm, is seeking a senior React Native/TypeScript mobile developer to join their team. You will work on enhancing the mobile app for their flagship front office platform, crucial for portfolio management. The ideal candidate will possess strong technical skills in ...

    Senior React Frontend Engineer for Finance Platforms

    Solytics Partners is seeking an experienced Front End Developer to lead the design and implementation of advanced front end frameworks. The successful candidate will work closely with UX/UI designers and product managers, driving improvements in core platform components. Ideal candidates will have proven experti ...

    Senior Frontend Engineer (React/TypeScript) Hybrid Belfast

    Ocho People is looking for a Senior/Principal Frontend Engineer to join their team in Belfast. This role involves using TypeScript and React to build modern applications that are essential for law enforcement and security. You will work with advanced technologies and ensure high standards in code quality. </p ...

    Senior Frontend Engineer: React/Next.js, Hybrid Mansfield

    Develop is seeking a Senior Frontend Engineer in Mansfield for a hybrid role, focusing on shaping front-end architecture and delivering exceptional customer experiences. You'll be involved in driving front-end architecture decisions, delivering complex solutions using React and Next.js, and mentoring engineers. ...

    Senior Front End Engineer React/TypeScript & Next.js

    Java Script Works is seeking an experienced web developer to join their team in Greater London. The role requires a Bachelor's degree and at least 5 years of professional experience in web development using TypeScript, React, JavaScript, HTML, and CSS. Duties include designing user interfaces with React.js, coll ...

    Senior React Frontend Engineer Payments Contract (London)

    RevTech is seeking a Frontend (React) leaning full stack engineer for a contract role until the end of 2026, with a daily pay of up to £520 (Inside IR35 via Umbrella). The role will be 3 days per week onsite in London, focusing on integrating REST APIs and working with various Front End tools. Strong experience ...

    Senior Software Engineer React, Node.js & AWS (London)

    A leading technology firm is seeking a Senior Software Engineer with expertise in React, Node.js, and AWS. The role is hybrid, allowing for flexibility while working closely with product and design teams. You will take ownership from concept through to post-deployment, contributing to the growth of the brand wit ...

    Senior React Engineer — Hybrid London | Flexible Hours

    Xantura Limited is seeking a Senior Software Engineer - React to enhance their analytics and data visualization platform. In this hybrid role based in London, you'll develop scalable applications using React and Next.js, ensuring performance and accessibility in Azure-hosted environments. The company offers comp ...

    Senior React Engineer Hybrid (Real Time FinTech)

    Ocho is seeking a Senior React Engineer to join their technology team in Belfast. In this critical role, you will design and develop sophisticated web applications for financial markets. The ideal candidate has over 5 years of frontend experience, with a focus on React and TypeScript, and is familiar with modern ...

    Senior React Native Engineer — Impactful EdTech + Equity

    A leading educational technology company is looking for a Mobile Developer to build high-quality, scalable features for their apps using React Native. The ideal candidate should have over 5 years of experience in mobile development, including expertise in JavaScript/TypeScript and a strong ability to work collab ...

    Senior Software Engineer TS, React, Node £110K

    Scale Up experience is a must We are working with an early stage start-up who have an AI native platform operating in the financial services space. They are already working with funds managing billions in assets but internally they still move like a 10 person startup. They are now h ...

    Senior Mobile Engineer React Native (Hybrid, London)

    A leading Insurtech firm located in London is seeking a Senior Software Engineer specializing in mobile development. The role involves creating and optimizing high-quality mobile applications using React Native and Expo. Candidates should be proficient in TypeScript and have a solid understanding of CI/CD and se ...

    Senior Software Engineer TypeScript, React, Node £100K

    Overview We’re partnering with a fast growing London founded scale up that is transforming how companies manage and empower their people. Their intuitive integration rich platform replaces outdated HR systems with a single beautifully designed hub, helping HR, Finance and IT teams save time, redu ...

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