1 to 25 of 91 Permanent Front-End Developer (Client-Side Developer) Jobs

Title: Lead Front-End Developer Location: Dallas, TX Duration: Long term contract About the Role: We are seeking a Lead Front-End Developer with 10+ years of hands-on experience in modern front-end technologies and frameworks. The ideal candidate … and collaborative development best practices. Conduct unit and integration testing to ensure software reliability and maintainability. Optimize applications for performance, security, and scalability. Stay current with evolving front-end frameworks, tools, and industry best practices. Qualifications & Requirements: Bachelors degree in Computer Science, Software Engineering, or related field (or equivalent professional experience). 10+ years of experience … as a Front-End Developer. Proven expertise in React, Next.js, and modern JavaScript (ES6+). Strong proficiency in TypeScript, HTML5, CSS3, and responsive web design. Deep understanding of micro-frontends, module federation, and core web/browser principles. Experience with testing frameworks (unit and integration). Solid experience using Git and working in Agile/Scrum More ❯

Senior Front-End Developer – React Seaton Delaval – Hybrid – 2 days from office. £55K - £62K DOE Are you a Senior Frontend developer looking to make a meaningful impact in a tech-forward organisation that values innovation, collaboration, and community? This is your chance to join a high-performing digital … through extensive training programmes Salary sacrifice schemes for childcare, electronics, and savings Opportunities to work on innovative projects that impact real lives The Role: As a Senior Front-End Developer, you’ll lead the design and development of secure, scalable web applications using modern Typescript/JavaScript frameworks. You’ll work in … an agile, cross-functional team, contributing to strategic digital initiatives and mentoring junior developers. Key Responsibilities: Develop and maintain high-quality front-end solutions using React. Collaborate with designers, back-end developers, and stakeholders to deliver user-centric products Integrate APIs and manage CI/CD pipelines Write robust unit tests using tools like More ❯

Front End Developer Home-Based (within the UK) About Us At Family Action, we transform lives by providing practical, emotional and financial support to those experiencing poverty, disadvantage and social isolation.Since 1869, we’ve been building stronger families, and today, we work with over 60,000 families across more than 190 services. … also support thousands more through national programmes and grants, helping everyone find the tools to overcome challenges and thrive.We are now looking for a Front End Developer to join our team on a permanent, full-time basis, working 37 hours per week. The Benefits - Salary of £43,042 per annum (inclusive of … vouchers- Cycle to work scheme- Investing in your professional development with ongoing quality training and career development opportunitiesThis is the ideal role for a Software Engineer with front-end experience gained with web applications, JavaScript or TypeScript and modern React to advance their career in a meaningful way with our leading, vital charity.As a critical member More ❯

Front End Developer Home-Based (within the UK) About Us At Family Action, we transform lives by providing practical, emotional and financial support to those experiencing poverty, disadvantage and social isolation. Since 1869, weve been building stronger families, and today, we work with over 60,000 families across more than 190 services. … support thousands more through national programmes and grants, helping everyone find the tools to overcome challenges and thrive. We are now looking for a Front End Developer to join our team on a permanent, full-time basis, working 37 hours per week. The Benefits - Salary of £43,042 per annum (inclusive of … Cycle to work scheme - Investing in your professional development with ongoing quality training and career development opportunities This is the ideal role for a Software Engineer with front-end experience gained with web applications, JavaScript or TypeScript and modern React to advance their career in a meaningful way with our leading, vital charity. As a critical More ❯

Front-End Developer Manchester | Up to £50,000 + Benefits HealthTech with Heart. You know that feeling when your work actually matters ? That’s the goal here. This isn’t another “React Developer needed” post. This is a chance to build tech that helps doctors move faster, patients More ❯

Front-End Developer Manchester | Up to £50,000 + Benefits HealthTech with Heart. You know that feeling when your work actually matters? That’s the goal here. This isn’t another “React Developer needed” post. This is a chance to build tech that helps doctors move faster, patients More ❯

Front-End Developer Manchester | Up to £50,000 + Benefits HealthTech with Heart. You know that feeling when your work actually matters? That’s the goal here. This isn’t another “React Developer needed” post. This is a chance to build tech that helps doctors move faster, patients More ❯

The Senior Front-End Developer is responsible for designing and developing client-facing applications, ensuring a seamless and engaging user experience. This role involves collaborating with cross-functional teams, setting expectations, and prioritizing features throughout the development lifecycle while adhering to best practices in front-end development. Duties and Responsibilities Development of client-facing application Design and develop front-end application by setting expectations and feature priorities. Determine design methodologies and toolsets to ensure efficient development. Conduct tests to validate the functionality, usability, and performance of applications. Code Quality & Standards Follow production, productivity, and quality standards to maintain … high coding excellence. Write clean, maintainable, and well-documented code. Performance Optimization Optimize front-end performance to ensure fast loading times and smooth user interactions. Ensure applications are responsive and perform well across different devices and browsers. Communication & Process Improvement Work closely with back-end developers and designers to enhance usability and ensure seamless More ❯

UK*C/UKIC/eDV Cleared Senior/Lead Front-end JavaScript Developer - Consultancy (multiple locations available in the UK) - competitive salary and quarterly bonus ** Please note - due to the nature of work, all candidates must have enhanced DV clearance (UKIC/UK*C preferred) that is active and transferable We … are looking for a Senior/Lead Front-end JavaScript Developer to join our consulting client. We have multiple locations available In this role, you will lead the development of an impactful web application for a public sector programme, ensuring high performance, scalability, and maintainability. You will work closely with cross-functional … someone who could: Provide technical leadership and mentorship to a team of developers, guiding them through best practices and ensuring high-quality code. Design, develop, and maintain front-end components of web applications using HTML, CSS & JavaScript Collaborate with architects and other developers to design robust, scalable, and secure architectures for new projects and enhancements to More ❯

Key Responsibilities: Develop responsive and accessible user interfaces using HTML, CSS, JavaScript, and modern frameworks (React, TypeScript) . Frontend experience on Angular, Node JS with cloud AWS Collaborate with UX designers, Back End developers, and product owners to More ❯

Front End Developer Sheffield Full time, Permanent. £35,000 - £50,000 DOE Monday – Friday We are hiring a UX Front-End Developer to help us deliver accessible, high-performance web applications. You’ll be part of a cross-functional product team, working closely with … bag sessions on best practices (e.g. Git workflows, VS Code tips, performance tuning). Supporting less experienced developers through guidance and feedback. Staying up to date with front-end frameworks, tools, and design system trends. Proposing practical improvements to enhance our developer experience and product quality. Benefits : Career progression opportunities with a … modern syntax. React (functional components and hooks): Real-world applications and component libraries. Bootstrap 5: Skilled in custom theming and utility classes. .NET (C#) & ASP.NET Core: Integrated front-end/back-end projects. TypeScript: Experience delivering fully typed React applications. State management: Redux, Context API, or similar—used in shipped features. Git: Clean commit More ❯

and give clear, actionable feedback within Git workflows. Integrate REST APIs, manage state, ensure data integrity, and document changes for reuse. Build and maintain reusable components and front-end libraries aligned to the design system. Translate designs into accessible, performant UI and validate technical feasibility early. Optimise rendering, bundle size, and caching for speed and scalability … across devices and browsers. Collaborate with product, design, QA, and back end to deliver small, reversible increments. Contribute to architecture and front-end best practices. Track emerging web standards and tools and propose improvements Qualifications Essential skills and experience Demonstrable professional front-end experience. Demonstrable experience with React and TypeScript … a collaborative, cross-functional team environment. Strong attention to detail and commitment to producing high-quality code. Proactive approach to learning and staying updated with the latest front-end technologies and best practices. Security clearance and eligibility Active UK Security Check (SC) required to start. Candidates must meet requirements for SC Additional Information We pride ourselves More ❯

and give clear, actionable feedback within Git workflows. Integrate REST APIs, manage state, ensure data integrity, and document changes for reuse. Build and maintain reusable components and front-end libraries aligned to the design system. Translate designs into accessible, performant UI and validate technical feasibility early. Optimise rendering, bundle size, and caching for speed and scalability … across devices and browsers. Collaborate with product, design, QA, and back end to deliver small, reversible increments. Contribute to architecture and front-end best practices. Track emerging web standards and tools and propose improvements Qualifications Essential skills and experience Demonstrable professional front-end experience. Demonstrable experience with React and TypeScript … a collaborative, cross-functional team environment. Strong attention to detail and commitment to producing high-quality code. Proactive approach to learning and staying updated with the latest front-end technologies and best practices. Security clearance and eligibility Active UK Security Check (SC) required to start. Candidates must meet requirements for SC Additional Information We pride ourselves More ❯

and give clear, actionable feedback within Git workflows. Integrate REST APIs, manage state, ensure data integrity, and document changes for reuse. Build and maintain reusable components and front-end libraries aligned to the design system. Translate designs into accessible, performant UI and validate technical feasibility early. Optimise rendering, bundle size, and caching for speed and scalability … across devices and browsers. Collaborate with product, design, QA, and back end to deliver small, reversible increments. Contribute to architecture and front-end best practices. Track emerging web standards and tools and propose improvements Qualifications Essential skills and experience Demonstrable professional front-end experience. Demonstrable experience with React and TypeScript … a collaborative, cross-functional team environment. Strong attention to detail and commitment to producing high-quality code. Proactive approach to learning and staying updated with the latest front-end technologies and best practices. Security clearance and eligibility Active UK Security Check (SC) required to start. Candidates must meet requirements for SC Additional Information We pride ourselves More ❯

Location: London Clearance: Active SC or DV required Rate: Competitive/Negotiable (Outside IR35) Duration: 6 Months (scope to extend) I'm looking for a Senior Frontend Engineer to join a fast-growing UK Defence tech innovator building a generative More ❯

Location: London Clearance: Active SC or DV required Rate: Competitive/Negotiable (Outside IR35) Duration: 6 Months (scope to extend) I'm looking for a Senior Frontend Engineer to join a fast-growing UK Defence tech innovator building a generative More ❯

Senior Frontend Engineer – Up to 70k – Remote First* – Automotive SaaS ECOM have teamed up with a tech company that build products for the automotive industry in a truly unique way, and they are looking for a Senior Frontend Engineer to More ❯

Senior Frontend Engineer - Up to 70k - Remote First* - Automotive SaaS ECOM have teamed up with a tech company that build products for the automotive industry in a truly unique way, and they are looking for a Senior Frontend Engineer to More ❯

We are hiring on behalf of our client, a rapidly scaling SaaS business, for a talented Front-End Developer to join their growing team. You’ll be working on modern, responsive web applications with a strong focus on React, starting with dashboards for solicitor workflows and CRM systems. This is More ❯

We are hiring on behalf of our client, a rapidly scaling SaaS business, for a talented Front-End Developer to join their growing team. You’ll be working on modern, responsive web applications with a strong focus on React, starting with dashboards for solicitor workflows and CRM systems. This is More ❯

We are hiring on behalf of our client, a rapidly scaling SaaS business, for a talented Front-End Developer to join their growing team. You’ll be working on modern, responsive web applications with a strong focus on React, starting with dashboards for solicitor workflows and CRM systems. This is More ❯

join our growing technology team and help build, support, and evolve our market-leading platform. Working with product owners and architects, you'll be instrumental in defining front-end solutions that are maintainable, scalable, and user-focused. Develop and maintain high-quality front-end applications using VueJS, HTML5, CSS/SASS, JavaScript … as MVC and SPA, composable UI, and UX best practices. Collaborate closely with back-end developers, product owners, and architects to implement APIs and integrate front-end functionality. Coach and mentor colleagues, sharing your knowledge and leading by example. Contribute to testing strategies, including unit, integration, and end-to-end … work on a platform serving millions of users, supporting 20+ airports and 35+ airline marketplace distributions over the next five year About you You are a senior front-end developer who thrives in a collaborative, innovative environment. You are: Curious and eager to learn new technologies, experimenting with new approaches to improve More ❯

Senior Frontend Engineer £100K - £120K base + meaningful equity (think early-stage upside, not crumbs) London, onsite 4 days per week (non-negotiable) A well-funded, London-based AI startup (Series A, backed by tier 1 funds and some very More ❯

Role: Senior Frontend Engineer - React & TypeScript Location: Remote Salary: Up to £100,000 I'm recruiting on behalf of a client based in Warrington, who are looking to bring a Senior Frontend Engineer into their engineering team. This More ❯

Provide are seeking a Mid-Senior Front-End Developer to join our clients' dynamic engineering team, building user-centric web applications that scale to thousands of customers. You will work primarily with React , TypeScript, and modern front-end technologies to deliver responsive, performant, and accessible interfaces. Collaborating closely … with designers, backend engineers, and product managers, you’ll turn complex requirements into intuitive, polished user experiences. As a senior contributor, you will influence the front-end architecture, enforce best practices, and ensure high code quality across the team. The ideal candidate has professional experience with React, TypeScript, and modern JavaScript frameworks , along with a strong … understanding of component-based architecture, state management (e.g., Redux, Zustand, or Recoil), and front-end performance optimization. Experience with RESTful APIs, GraphQL, and testing frameworks (Jest, React Testing Library, Cypress) is highly desirable. You should be comfortable mentoring junior engineers, conducting code reviews, and helping the team adopt scalable, maintainable practices. This role offers an exciting More ❯