1 to 25 of 38 Senior Front-End Developer Jobs

Position Title: Front-End Developer, Senior Location: Washington, DC (Remote) Clearance: Public Trust/MBI Salary: $200,000.00 - $210,000.00 Position Summary: Command Cyber Solutions is seeking a Senior Front-End Developer to support the IRS … Business Tax Account (BTA) modernization effort as part of the Taxpayer Experience (TXE) strategy. The Senior Front-End Developer will design and implement intuitive, user-centered web interfaces that align with the U.S. Web Design System (USWDS), IRS Online Design Guide (ODG), and federal accessibility requirements (WCAG 2.2 … designers to translate wireframes and prototypes into high-quality code using React, JavaScript, HTML5, and CSS3. Ensure compliance with WCAG 2.2 AA accessibility standards and GSA 18F Front-End Guide styling requirements. Work with back-end developers to integrate APIs and ensure seamless data exchange between front-end and back More ❯

Senior Frontend Developer (Senior React Engineer) React, Typescript, Javascript, HTML, CSS - PaaS Outstanding permanent opportunity to join this global, market leading, B2B SaaS tech business as a Senior Frontend Developer/Senior React Engineer with extensive 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 … 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 ❯

Senior PowerApps Front-End Developer - 6-Month Contract (Hybrid, Bristol) Location: Hybrid - Bristol, UK Duration: 6 Months (Possible Extension) Clearance: Active SC Clearance required due to timescale of the project As a Senior PowerApps Front-End Developer … to deliver intuitive, accessible, and high-performing services that meet user needs and align with government and enterprise standards. This role is focused on defining and maintaining front-end development standards within the Power Platform ecosystem, ensuring modern web development practices are applied to scalable, secure, and user-friendly solutions. Key Responsibilities Lead the development of … for Power Platform deployments. Troubleshoot and optimize apps for performance, delegation limits, and data connectivity. Essential Skills & Technologies Power Platform : PowerApps (Canvas & Model-Driven), Power Automate, Dataverse Front-End Development : HTML5, CSS3, JavaScript/TypeScript Frameworks & UI Libraries : Fluent UI, Office UI Fabric, Bootstrap, LESS/SASS Custom Development : PowerApps Component Framework (PCF), custom connectors Integration More ❯

UKIC 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 … 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 ❯

Senior Frontend Developer - JavaScript/TypeScript/React JavaScript, TypeScript, React, CSS, REST & GraphQL APIs Salary up to £65k Onsite in Central Manchester Excellent career progression Who We Are We're a growing tech team building high-quality, user-focused SaaS products. Our culture values collaboration, clean code, and continuous improvement. With … exciting projects ahead, we're expanding our frontend capabilities and looking for a Senior Developer to help us deliver exceptional experiences faster. Who We're Seeking We're searching for a Senior Frontend Developer with expertise in JavaScript , TypeScript , and React.js . You'll More ❯

Senior Front-end Developer • Lead and promote the technical direction and development of reusable patterns and components. • Have strong knowledge of modern web development stacks, web standards, user experience, progressive enhancement, performance, accessibility, browser compatibility, tooling and pipelines. Work with cross-functional teams to integrate into the back … priorities. • Docker, CI and deployment of components. • Delivery end to end testing using TDD and BDD. Technical Skills required • Significant demonstrable expertise in Front-end development of large-scale systems dealing with high numbers of users, transactions and business processes. • Detailed working knowledge and extensive experience of open-source technologies including HTML … CSS, client and server-side JavaScript, TypeScriptNode.js and other modern front-end frameworks and templating languages. • Experience in building accessible compliant user interfaces (WCAG). • Proven ability in delivering thorough unit level test coverage using common testing frameworks such as Jest or Mocha. • Experience integrating with a wide range of technical systems including database More ❯

Senior Front-End Developer - 12 months - Contract Rate: £675 per day IR35 : Inside Location : 3 days a week in Newcastle or Leeds Duration : 12 months The role: A leading Central Government institution are seeking a suitable candidate for Senior Front End … UIs using well defined GDS standards.12-month contract, based in either Leeds or Newcastle - Paying up to £675 per day Inside IR35. Experience : Significant demonstrable expertise in Front-end development of large-scale systems dealing with high numbers of users, transactions and business processes. Detailed working knowledge and extensive experience of open-source technologies including HTML … CSS, client and server-side JavaScript, TypeScript, Node.js and other modern front-end frameworks and templating languages. Experience in building accessible compliant user interfaces (WCAG). Proven ability in delivering thorough unit level test coverage using common testing frameworks such as Jest or Mocha. Experience integrating with a wide range of technical systems including More ❯

Job Number: R Front End Developer, Senior The Opportunity: Are you passionate about crafting an amazing user experience? The right interface can make an application easy to use, encourage early adoption, and save time and resources. We're looking for you, a front-end developer who will use equal parts skill and vision to build an experience that delivers functionality and efficiency. This is an opportunity to meet challenges in national security by collaborating with a development team to build a suite of analytic applications with user centric design. You'll work with user i nterface ( UI) and More ❯

Senior Frontend Developer | £50,000 - £60,000 | Guildford | Hybrid At Jonothan Bosworth | Recruitment Specialists, we’re looking for a Senior Frontend Developer to lead the development of modern, scalable web applications, to join a fast-growing technology provider This is a chance to play More ❯

Development, be responsible for highly complexstrategic and innovative solutions with the ability to present and articulate technical executions clearly and concisely to internal and external stakeholders. As Senior Developer the post holder will have significant authority and autonomy to ensureservice delivery and quality standards are maintained within the specialist innovativetechnical development management … is the Northumbria Way! Please read 'applicant guidance notes' before submitting your application. Job description Job responsibilities In particular skills and experience required for the role of Senior Developer includes: Expert knowledge of HTML, CSS, JavaScript Experience developing Frontend Application using Modern Javascript frameworks like React/Vus/Svelte Writing unit More ❯

We are seeking a Senior Front-End Developer to join a digital team delivering vital services that support citizens in times of need. This role focuses on building clear, simple, and accessible user interfaces for services used by millions of people across the UK. You will work with … you will contribute to reusable patterns, components, and best practices that benefit multiple teams across the department. Key Responsibilities: Lead and promote the technical direction of reusable front-end components and patterns. Build accessible, user-focused services that work effectively across multiple devices and browsers. Collaborate with back-end teams to ensure seamless integration … promoting collaboration, consistency, and best practice. Engage with wider engineering and user-centred design communities to share knowledge and drive standards. Essential Skills & Experience: Significant expertise in front-end development of large-scale systems with high transaction volumes and complex business processes. Strong working knowledge of HTML, CSS, JavaScript, TypeScript, Node.js, and modern front More ❯

Senior Front End Developer (Vue, Nuxt) A leading retailer are building a brand new Front End Team and are looking for accomplished Senior Front End Developers (Vue, Nuxt) to help shape the future of their website … meets design precision-your work will directly influence how millions of global customers affect their online experience. As a Senior Front End Developer you'll lead by example, writing elegant, performant code, mentoring developers, and driving UI strategy across web and mobile platforms. You'll collaborate closely with … standards, and GDPR & PECR compliance. * Experience using backlog management tools like Azure DevOps or Jira. If you are a Senior Front End Developer looking for a chance to push boundaries, elevate design systems, and contribute to a site where performance, polish, and precision truly matter, then send your 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 … 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 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 … 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 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 … 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 More ❯

Senior Frontend Developer (React) - Series A GenAI Security Scale-up Salary: £120,000 - £135,000 (DOE) + equity + benefits Hybrid: 2 days/week in Central London office (Kings Cross/Covent Garden area) A Series A, high-growth cybersecurity scale-up (~40 employees) is looking for a Senior React Engineer to join their mission of helping companies adopt Generative AI safely and securely. They are building a developer-first platform that enables data protection without complexity - redefining security for the GenAI era. This is a rare chance to join at a pivotal time as they scale their infrastructure across regions … AWS deployment. You'll be joining a small but highly capable engineering team where your impact will be significant from day one. They are looking for a Senior React Engineer with the following: Senior hands-on React experience in a product-focused SME Strong design skills and background with TypeScript, HTML and 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 craft stunning user experiences and bring a higher level of engineering practises … Their product simplifies vehicle purchasing and revolutionises automotive financing. They're now expanding their market leading UK products globally, setting new industry standards. The Role: As a Senior Frontend Engineer, youll collaborate closely with other frontend developers and be a mentor to more junior developers that are eager to learn. Together, you and the team will More ❯

Our client is a leading entertainment games company who are currently looking for a talented Senior front-end HTML Developer to join their dynamic team. Studio offices are located in the Oxfordshire area, and they are offering a hybrid working model, occasionally in the office.PLEASE NOTE: Candidates … must be based in the UK and possess full rights to work in the UK. About the RoleWe are seeking a highly experienced frontend developer who will be responsible for implementing and tuning high quality, optimised, maintainable code within a framework, ensuring the best user experience imaginable. If you have a background in developing mobile/… will collaborate with designers and other developers to ensure that games are performant within their platform and operable on all platforms, mobile and desktop. As an experienced developer you will have worked on a variety of highly available applications and have experience collaborating with engineering teams around the world to design and maintain ground-breaking features. More ❯

for every teammate that's welcoming, respectful and inclusive, with great opportunity for professional growth. Find your future with us. The Boeing Company is looking for an Front-End Software Engineer-Developer (Experiencedor Senior) to join the Space Battle Management, Command and Control (SBMC2) team located in Colorado … Springs, CO. This position will focus on supporting the Boeing Defense, Space & Security (BDS) business organization. The Front-End Software Engineer will perform as part of a high-performing team and contribute to the development and delivery of innovative software solutions in an agile software development environment interfacing with internal and external stakeholders; contributing to the … future of wargaming, testing, training, exercises, and operational system performance and behavior. Our teams are currently hiring for a broad range of experience levels including: Experienced and Senior Level Software Engineer -Developer. Position Responsibilities: Effective communication and collaboration Strong interpersonal skills Technical analysis aptitude Able to work independently and identify solutions to complex problems The ability More ❯

well defined GDS standards. Experience on Docker, CI and deployment of components.Delivery end to end testing using TDD and BDD. Essential: Expertise in Front-end development of large-scale systems dealing with high numbers of users Extensive experience of open-source technologies including HTML, CSS. Extensive use of server-side JavaScript … TypeScriptNode.js and other modern front-end frameworks and templating languages. Experience with Public Sector/DWP would be beneficial Cloud environment AWS or AZURE Experience in building accessible compliant user interfaces (WCAG). wide range of technical systems including database technologies ( SQL or NoSQL) , caching tools such as Redis and API Interviews will start as soon 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 role can be remote or hybrid with some office time in Warrington. You More ❯

Are you a Senior Front End Developer looking to make a real impact? We have an exciting opportunity to make a meaningful impact in a forward-thinking organisation. You'll be joining a collaborative and supportive team that plays a vital role in ensuring the accuracy and integrity More ❯

digital challenges, helping millions of people access services they need. Job description We're recruiting for multiple roles within the GOV.UK directorate - three frontend Developers and two senior frontend Developers. We're conducting a single campaign and will assign a role based on interview performance and merit. The GOV.UK directorate is the information engine behind the … by teams across government to build services consistent with the GOV.UK Watch this video to find out more about what it's like to be a frontend developer at GDS . As a frontend developer you'll: build accessible components and patterns to serve a variety of citizen and government needs, taking … your experiences and the things that you've learnt with a wider audience, for example by writing blog posts, or speaking at government events If appointed at senior level you will also: help to prioritise and direct technical work across the team potentially take on line management of one or more frontend developers act as a More ❯

It also means committing to excellence, learning, and delivering great products to our customers in a high-velocity startup. The role We’re looking for a talented Front-End Engineer to drive the development of our high-performance AI video security platform. In this role, you will own a significant part of the front … skills. Experience with React Query, Storybook, and Material UI (or similar). Proven ability to optimize performance and build interactive, user-friendly applications. Experience leading large-scale front-end projects and setting best practices. Familiarity with backend/cloud technologies (AWS, Python, databases). Self-driven with a high level of intrinsic motivation to succeed and More ❯