48,373+ Java React Developer Jobs in UK — Top Companies Hiring July 2026

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EP Developer 140

Location: London Job Type: Contract Industry: Cloud & Platform Job reference: BBBH441833_1782229376 Posted: about 7 hours ago Early Professional - Application Developer (Java & Web Technologies)London (preferred) - Hybrid (UK-based)12-month assignment BPSS (mandato ...

Senior Ruby Developer

Senior Ruby Developer – Leading Health Tech – Hybrid Industry: Health Tech (Tech for Good) Location: Hybrid, 2 days a week in Central London Office Tech Stack: Ruby on Rails, TypeScript, AWS Role A backend‑leaning full stack role on a plat ...

Full Stack Engineer Audiobooks

Spotify for Authors (SFA) is the creator platform for the audiobook industry — a web application that gives publishers, authors, and narrators tools to manage their catalog, track performance, and distribute content on Spotify. We're scaling toward 100,000 users across a React/TypeScript frontend, ...

Mid level Software Developer SaaS (Remote|Northern Ireland)

Job DescriptionMy client, an established remote-first SaaS company, is hiring a Full Stack Developer to join an existing product team. This is an exciting opportunity to work on a widely used digital asset management platform, helping to build and enhance features used daily by creative and ...

Software Engineer / Full Stack Developer

Software Engineer / Full Stack Developer Location: Leigh-on-Sea, Essex (Office-Based, 5 days per week) Salary: Up to £70,000 per annum Are you a talented Software Engineer / Full Stack Developer looking for an opportunity to build impactful software solutions across web and mobile ...

Senior Frontend Developer

We’re looking for a Senior Frontend Developer who loves building seamless, high-quality user experiences and has an eye for detail. You’ll play a key role in creating the next generation of our digital products, shaping how thousands of customers interact with our services every day. You’ll have the freedo ...

Full Stack Engineer, Shop/Ecosystem — Hybrid Health Tech

Eucalyptus in the UK is seeking a fullstack developer to build features for Juniper and its expanding ecosystem. You will collaborate with cross-functional teams to design scalable solutions and contribute to engineering best practices. This senior role offers high autonomy and the chance to influence high-im ...

3D Mapping Frontend Engineer – Digital Twins (Equity)

Oho Group is seeking a passionate Software Developer specializing in 3D Visualisation & Mapping to join their DeepTech startup in England. You will build the interface that bridges digital and physical worlds and lead on 3D web applications. This role involves leveraging technologies such as TypeScript, React ...

Lead Mobile Engineer React Native, POS & KDS

A technology startup in the United Kingdom is seeking an experienced Lead Mobile Developer to guide their mobile applications team. The successful candidate will have over 10 years of software engineering experience, with extensive knowledge of React Native in practical environments. This role involves hands-on ...

Remote Senior Dynamics CRM & Power Platform Developer

Sivara GmbH, based in Nottingham, is seeking a mid-tier developer specializing in MS Dynamics and Power Platform development. The role involves developing tailored applications for our clients in Property Services and Real Estate, working within an agile framework. Candidates should have extensive expe ...

Full Stack Engineer — AI Driven Finance Platform

Finimize is seeking a talented developer to help build the world's largest finance community and contribute to various exciting projects. You will work closely with a passionate team, focusing on delivering both improvements to existing features and new functionalities. The ideal candidate should have ...

Power Trading Full Stack Engineer (Python/React)

Options Group is recruiting a Python Desk Developer in London to transform the applications landscape for the Power business. Candidates should have over 3 years of fullstack Python and Typescript React development experience, with a strong understanding of SQL databases. This role involves rapid prototyping and ...

Golang Backend Engineer — AI, OpenSearch on AWS

S-RM, a leading global intelligence and cyber security consultancy, is recruiting a Golang Developer in London. This role is pivotal in supporting the Corporate Intelligence team, focusing on developing complex software products. Responsibilities include designing backend services in Golang, evolving APIs, and d ...

Founding Full Stack Product Engineer – AI Cybersecurity

C&D Talent Advisory is seeking an experienced full-stack developer in Newcastle upon Tyne to own the product end-to-end for an AI-native cybersecurity startup. You will build modern web applications using TypeScript and React, develop backend services with Node.js, and integrate AI capabilities directly into ...

Voice AI Frontend Engineer (TypeScript + Python) Onsite

Lorien in Greater London is seeking a Full Stack Developer with strong skills in TypeScript and Python. This role provides a unique opportunity to work on a cutting-edge Voice AI and Chatbot platform. You'll spend three days onsite and focus on building high-quality frontend applications while integrating wit ...

Applications Developer — .NET/SharePoint, Hybrid

Ryder Reid Legal is seeking an experienced Applications Developer to join its technology team in London. This hands-on role focuses on developing and supporting high-performance web and mobile applications using .NET, SharePoint, and modern front-end technologies. The ideal candidate will have strong e ...

JavaScript Developer

JavaScript Developer required to join a geospatial software development team. Requirements JavaScript, React, Typescript, HTML/CSS, Python and C# experience. REST APIs knowledge. Interest in mapping, geospatial, cloud and web technologies. Automation, code ma ...

Real Time Front End Engineer: React or Angular

A tech-native consultancy in London is seeking a Front-End Developer with expertise in React or Angular. In this challenging role, you will design and develop high-performance web applications for complex Front Office and Risk systems. You will be responsible for UI architecture and collaborate closely with back ...

Front End Engineer (React/JS) – Flexible & Impactful

IBM is seeking a Front-End Application Developer to design and develop modern user interfaces for web and mobile applications. In this role, you will work with cutting-edge technologies and collaborate with industry professionals, ensuring performance and accessibility across various platforms. The ide ...

Senior Full Stack Engineer, Enterprise AI Platform

Cohere is looking for a skilled fullstack developer for their AI workspace platform, North. You will be tasked with building and deploying features that ensure security and streamline enterprise AI utilization. The successful candidate will have hands-on experience in shipping fast, impactful code acro ...

Active SC Full Stack C#/.NET Developer | Hybrid London

TestYantra Software Solutions is hiring a C# .NET Developer in London. This contract position requires active SC clearance and offers a hybrid work model with two days onsite each week. The ideal candidate will demonstrate extensive full stack development experience, including proficiency in C#, .NET, SQL, an ...

Front End Engineer (React/JS) Lead & Build Modern UIs

IBM is seeking a Front-End Application Developer in Leicester, UK, to design and develop modern user interfaces for web and mobile applications. The role involves translating UI/UX designs into responsive experiences using frameworks like React and Vue.js. Candidates should possess strong JavaScript, HTML5, a ...

Full Stack Web Developer: Build, Own & Grow Your Skills

Prince Personnel Limited is looking for a Full Stack Web Developer based in Telford. This permanent position offers a competitive salary between £30,000 and £40,000 per annum, dependent on experience. The role involves developing and maintaining web applications using JavaScript, Node.js, and React, with oppo ...

Hands on Tech Lead – .NET, Azure & AI Platform

Euro Car Parks is seeking a skilled .NET Developer in Greater London to lead a hybrid team. This role requires significant involvement in hands-on development and mentoring others in the team. Your expertise in .NET, Azure, and modern frontend technologies like React and TypeScript will be essential. Y ...

Senior Frontend Engineer (Remote) React/TypeScript

Version 1 in Belfast is looking for a Front-End Developer to collaborate with various technical roles and ensure high-quality code in line with business requirements. This position requires expertise in TypeScript and React, along with a commitment to best practices and performance optimization. The id ...

Senior Frontend Architect for Public Sector Innovation

A leading global technology company in the UK is seeking a Mid-Senior level Senior Front End Developer for the Public Sector. This role involves leading the front-end development of complex web applications, utilizing modern JavaScript frameworks. Candidates should have a Bachelor’s Degree and deep experience wi ...

Frontend Web Developer – Onsite Lisbon (Relocation Support)

A tech company in Greater London seeks a Front-End Web Developer to craft high-performance web applications. The role involves collaborating with designers and back-end developers, focusing on optimizing user experiences. Ideal candidates have over 3 years of experience, proficiency in HTML, CSS, JavaScript with ...

Senior Full Stack JS Engineer — Security‑First Dev

NCC Group plc is hiring a Senior Software Developer based in Cheltenham. The successful candidate will work primarily on developing secure and scalable applications for our ITSM platform, ServiceNow. The role involves close collaboration with various stakeholders to deliver comprehensive software solutions. < ...

Full Stack Engineer — Client Facing & Growth Oriented

A software consultancy is looking for a developer in London to engage with clients and manage projects. You'll collaborate with experienced developers and have opportunities to mentor juniors. The role demands skills in React.js or React Native and Node.js or Python, alongside strong communication abilities. You ...

Senior Ruby on Rails Engineer — Remote & Flexible

A progressive health tech company in Greater London is seeking an experienced Ruby Developer to join their expanding development team. You will be responsible for creating, scaling, and maintaining code while collaborating closely with product teams. The ideal candidate will have strong Ruby skills with some kno ...

Hybrid Frontend Developer for Cloud‑Native UI

Nordcloud group is seeking a Front End Developer to join their team in the UK. The role involves designing and building modern frontend applications for cloud-based platforms, developing reusable UI components, and collaborating with cross-functional teams. Candidates should have 3+ years of experience, strong s ...

Senior Front End Developer Remote, Training & Bonus

慨正橡扯 is seeking a talented Front End Developer to join their Software Engineering Practice in Greater London. This role involves collaborating closely with teams on projects across the full lifecycle, from design to deployment. The ideal candidate will have substantial experience in front end developme ...

Remote Full Stack Engineer — AI Driven Python & React

A leading technology company in Scotland is looking for a Software Developer to work in a collaborative Agile Scrum team. This role focuses on developing scalable web applications using Python and React while integrating AI capabilities for client projects. The ideal candidate will have strong skills in full-sta ...

Senior .NET Full Stack Developer Data Lineage & AI

A leading software engineering firm in London is seeking a Senior .Net Developer to work on challenging engineering problems. The role is hybrid, involving two days in the office, and focuses on complex data modelling, visualisation, and AI capabilities. Ideal candidates will have a degree in Computer Science or ...

Senior Frontend Engineer D3 & Data Visualization

A leading consultancy firm in Greater London seeks a Senior Front End Developer to create robust web applications. The ideal candidate will have 7 to 10 years of experience with D3 and React, and a strong proficiency in JavaScript, CSS, and HTML. Responsibilities include delivering high-quality code and engaging ...

Senior Full Stack Engineer: Build AI Enabled Web Apps

A leading financial technology firm in Scotland seeks a Full Stack Web Application Developer to design, build, and support web-based applications. This role involves collaborating with stakeholders to deliver high-quality solutions and mentoring team members. Candidates should have a degree in computer science o ...

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 Frontend Developer 4 Day Week in London

A dynamic IT start-up in London is seeking a Senior Frontend Developer to contribute to the growth of innovative web applications. The role entails delivering new features to a diverse customer base while collaborating closely with designers and a small team. Candidates should have at least 5 years of experience ...

Senior Full Stack Engineer TypeScript/React & .NET, Cloud

JSS is seeking a skilled full-stack developer with solid experience in both frontend and backend development. The ideal candidate will have strong expertise in TypeScript/React and C#/.NET, along with a profound understanding of building scalable applications and RESTful APIs. Candidates should also be ...

Senior Real Time Trading UI Engineer (React + TS)

Crisil is seeking a talented full stack developer with expertise in finance processes within investment banking. The role involves designing and developing responsive front-end applications with React and TypeScript, collaborating with backend developers, and maintaining real-time dashboards. Key skill ...

UI Core Frontend Engineer Hybrid (TypeScript & React)

Bet365 is seeking a Software Developer to join their talented team in Manchester. The role involves designing and developing high-quality scalable solutions for their industry-leading website and digital platforms. Your experience with TypeScript, React, and JavaScript will be key to maintaining a cohesive an ...

Junior Front End Web Developer Hybrid (London)

Moneycorp is seeking a Junior Front-End Web Developer to enhance their website and ensure top-notch user experience. This full-time, permanent role offers flexibility for remote work up to 2 days a week. The candidate will work extensively with web technologies such as HTML, CSS, JavaScript, and React, ...

Principal Front End Engineer – Remote

hackajob is seeking a Front End Developer to join our Software Engineering Practice. This role offers the opportunity to work across the full lifecycle of projects, collaborating closely with clients and stakeholders to deliver high-quality solutions. The ideal candidate will have substantial experienc ...

Full Stack Engineer – EdTech AI, Equity Options

Connecting Education is seeking a full-stack developer to join their fast-growing EdTech team, focused on streamlining school management. The role involves writing code, engaging with schools to drive product adoption, and collaborating on a rapidly evolving platform. The ideal candidate has experience ...

Senior Full Stack Engineer | Python, React, AWS (Hybrid London)

Synechron is seeking an experienced Full Stack Developer to join a renowned financial institution on a long-term contract. This role involves developing scalable backend services using Python and creating responsive frontend interfaces with TypeScript and React. The position demands strong problem-solving ski ...

Early Stage Full Stack Engineer — Fintech, London (Ownership)

Primis is seeking a Full Stack Developer to join their stealth-mode fintech team in London. As one of the first engineers, you will work closely with the CTO and have ownership over technical decisions, impacting the product from day one. This role involves developing backend services for financial com ...

Product Engineer: Build Impactful Charity Software

A charity-focused tech company in Greater London is seeking a talented developer to create impactful software solutions for charities. This role emphasizes coding proficiency in React and Next.js, along with a passion for solving real-world issues faced by charitable organizations. You'll work closely with users ...

AI Driven Frontend Engineer – React + Angular

Synechron is seeking an experienced Front End Developer to develop and maintain front-end applications using React and Angular. The ideal candidate will work on innovative AI projects for a leading financial organization, integrating AI functionalities and collaborating with UI/UX designers. Strong bac ...

Junior Frontend Engineer: UX/UI Focus + Growth Path

A leading recruitment agency is looking for a Graduate / Junior Front End Developer to join a growing team in Greater London. This role emphasizes UX & UI design, focusing on modern frameworks like Vue and React. Ideal candidates should have a strong portfolio and ability to create intuitive interfaces. The posi ...

Frontend Engineer React/Angular, Flexible Working

hackajob is partnering with Solirius Reply to find a talented Front End Developer to create user-friendly web interfaces using modern technologies. Candidates should possess substantial experience in front-end development, especially with frameworks like Angular and React, and be comfortable collaborating wit ...

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    Java React Developer Jobs in United Kingdom Job Search Guide, Trends and Insights