51 to 75 of 544 Permanent Front End Development Jobs

encouraged to apply early to avoid disappointment. Closing date: 22nd September 2026 Key Responsibilities Design, build, test and run secure, production-grade software across front-end, back-end and integration services. Take technical ownership of projects from discovery and architecture through to deployment and ongoing support. Design … production-grade software from technical design through to deployment and support. Strong full-stack engineering experience, with the ability to architect solutions across both front-end and back-end technologies. Experience designing and delivering REST APIs and systems integrations, including third‐party or legacy systems. Strong experience ...

join our incredible team of creative, forward thinking Developers. We are looking for someone with a strong and detailed understanding of both back-end concepts and front-end development. This is an exciting time to be joining TEAM LEWIS as we seek to rapidly expand our development … best practices, W3C and accessibility standards across both desktop and mobile web. Additional requirements 2+ years development experience Experience with modern front end frameworks like React and NextJs. Understanding of back-end programming concepts Previous Experience of Wordpress Strong vanilla JS skills and front ...

platforms empower our partners to develop lifesaving drugs, forecast supply chain disruptions, locate missing children, and more. The Role Palantir Foundry is an end-to-end platform for data-driven decision-making. We're transforming the way organizations securely integrate their data, so they can then build reliable … full‐fledged programs, such as common operating pictures, alert‐triaging inboxes, and resource allocation planning tools driven by rich‐ML models. As a Senior Front End Software Engineer focused on application development in Foundry, you will be responsible for crafting the tools used by thousands ...

within an AWS cloud-native environment, you will play a key role in designing, developing, and maintaining scalable digital solutions using Java and modern front-end technologies. You will collaborate within multidisciplinary agile teams to deliver high-quality services that support the programme's strategic objectives. This role … develop, and maintain secure, scalable full stack applications. Build and enhance Java-based backend services, APIs, and microservices. Develop responsive, accessible, and user-focused front-end applications using modern web technologies. Develop and deploy solutions within AWS cloud environments. Collaborate with Product Managers, Business Analysts, Architects, QA Engineers ...

with Babel, Vite, and esbuild (HMR, tree-shaking, code-splitting, bundle size optimization) Develop and publish npm packages (semantic versioning, changelogs, automated releases) Build Front-End CI/CD pipelines with GitHub Actions (lint/test/build/storybook/e2e, caching, multi-environment deployments) Design … with npm package development and publishing (monorepo/workspace experience is a plus) Proven experience with GitHub Actions (or similar) for front-end CI/CD Hands-on BFF development experience (Node.js, preferably NestJS/Express) Advanced TypeScript knowledge (generics, utility types ...

quickly Analyze results, document learnings, and turn wins into durable improvements across the funnel Instrument funnel analytics and tracking so conversion impact is measurable end‐to‐end Align on‐site conversion with paid and lifecycle traffic in partnership with performance and lifecycle marketing Raise experimentation velocity and rigor …/B testing and CRO tools (Optimizely, VWO, Google Optimize successors, Statsig, GrowthBook, or similar), web analytics (GA4, Amplitude, Mixpanel, or similar), and front‐end development (HTML, CSS, and JavaScript) Strong analytical rigor—you understand statistical significance, sample size, and how to avoid false positives ...

this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive. Job title: Senior Full Stack Developer (Front End - Java/Angular/Solidity) Location : London (5 days per week onsite) Contract: 12 months with possible extension Rate : £700 - £750 inside IR35 … across the full technology stack, delivering scalable web applications, cloud-native services, and modern user experiences. The successful candidate will have strong Java and Front End development experience, a passion for software engineering best practices, and experience working within Agile delivery teams. Key Responsibilities Design ...

challenges. This is an opportunity to work across the full software development lifecycle, building scalable applications using Java, AWS, and modern front-end technologies in a highly collaborative Agile environment. What You'll Be Doing Designing, developing, testing, and deploying full stack applications Building scalable … back-end services using Java Developing modern, responsive front-end solutions Working within AWS cloud environments to deliver secure and resilient applications Contributing to architecture decisions and technical design discussions Collaborating closely with engineers, stakeholders, and product teams in Agile delivery environments Supporting CI/CD pipelines ...

Front-End Software Engineer | £50,000 + bonus | Wigan (monthly) Fancy building something that millions of people rely on, without being tied to a desk five days a week? G.Digital are looking for a Front-End Software Engineer to join a growing development team, working on real products used by a large customer base. What you'll be doing Developing responsive websites and applications using modern Front-End technologies Using React or Vue Building reusable components and working with Storybook Making sure applications are accessible and meet WCAG 2.x Level ...

Role Overview This is a full-time role for a Full Stack Senior Web Developer based in Sheffield. You will be responsible for both front-end and back-end development tasks, ensuring seamless integration of website designs and functionality. Our Digital team works … culture with room to grow and contribute Must-have Skills To succeed in this senior role, you’ll need proven experience with: Building creative, front-end websites PHP MySQL HTML CSS (SCSS & Tailwind) Git (version control) Ability to interpret and implement design concepts into functional, high-quality websites ...

PixelPlex expands its London office, we are shorthanded without a Middle React Front-end Developer. Responsibilities Front-end development of cryptocurrency wallets, block explorers, and all kinds of apps communicating with blockchain Work in line with Scrum or Waterfall development methodologies within a team of 3-6 people Technical documentation maintenance Requirements 1+ year experience in web app development #J-18808-Ljbffr ...

Front End Developer - React, RxJS, Typescript, Websockets, EDA Working with a global financial services organisation who are looking for a Front-End Developer with expertise in React, RxJS, Typescript, Websockets and Event Driven Development (EDA) t o join a small, collaborative team responsible … with a strong possibility of extension Rate - £700-£800/day Inside IR35 via Umbrella Skills and Experience Required Frontend: Proven experience as a Front-End Developer with expertise in React, RxJS, Typescript, Websockets and Event Driven Development (EDA) Real-Time: Experience with Real-time ...

including Java 8+ features, collections, concurrency/multithreading, exception handling, JVM fundamentals, and object-oriented design. Minimum 4+ years of hands-on UI/front-end development experience using React.js and/or Angular with JavaScript/TypeScript, HTML5, and CSS3. Minimum 4+ years … experience developing enterprise backend services using Spring, Spring Boot, RESTful APIs, and microservices. Minimum 3+ years of experience integrating front-end applications with REST APIs and distributed backend services. Minimum 3+ years of experience with relational databases and SQL; experience with ORM frameworks such as Hibernate/JPA. ...

запрещена на территории РФ Задачи Build and maintain React applications using modern JavaScript, HTML, and CSS Develop reusable components and manage application state Integrate front-end solutions with backend APIs and microservices Contribute to code reviews, testing, and CI/CD deployment pipelines Collaborate with product, design … experience with demonstrated expertise in React and JavaScript Strong proficiency in modern JavaScript (ES6+), HTML, and CSS Experience building scalable, component-based front-end applications Familiarity with APIs, microservices, and distributed system concepts Working knowledge of CI/CD pipelines and version control Bachelor's degree ...

Familiarity with text chat completion, vision, and speech models. 5. Fine-tune SLM(Small Language Model) for domain specific data and use cases. 6. Front-End Integration: Implement user interfaces using front-end technologies like React, Streamlit, and AG Grid, ensuring seamless integration with GenAI backends. … injection fallback and RCE tools such as Pyrit and HAX toolkit etc. 8. Anti-hallucination and anti-gibberish tools such as Bleu etc. 9. Front-End Technologies: Strong knowledge of React, Streamlit, AG Grid, and JavaScript for front-end development. 10. Cloud Platforms: Extensive experience with ...

productivity and transparency. We are seeking a skilled and passionate Full-Stack Software Engineer with strong experience in C#/.NET Core and modern front-end technologies (React, JavaScript/TypeScript, HTML, CSS) to design, develop, and maintain robust APIs and user interfaces for our enterprise applications. … software design patterns, and secure coding standards. Experience with Entity Framework, SQL Server, and version control systems (e.g., Git). Hands-on experience with front-end development using React, JavaScript/TypeScript, HTML, and CSS. Experience with modern front-end tooling and build ...

CrowdStrike’s software development lifecycle, ensuring goals are met on time and projects move towards completion If you are passionate about front end development, complex visuals, and are ready to make a significant impact in the cybersecurity space, we would like … you. What You’ll Do: Develop large graph features that impact thousands of customers and use millions of data points Work with design, back-end teams and product management to find the best solutions displaying complex visuals with a variety of back-end data layer conditions Pair with ...

plan to reach our goals, take ARNE global, and further establish ourselves as a truly iconic UK brand. We are looking for a Front-End Developer to join ARNE and help shape the digital experience for our customers. You'll be responsible for building and optimising customer-facing … driving conversion, improving user experience and supporting our ambitious growth plans. Your day-to-day role and responsibilities include: Build, maintain and optimise front end features across our Shopify Plus storefront Translate UX/UI designs into clean, performant, accessible code Work closely with our UX Designer, Product ...

maintain backend services using Python . Design and integrate APIs and server‐side applications. Work with relational and non‐relational databases. Contribute to front‐end development where required. Data Engineering Build, maintain and optimise data pipelines . Develop ETL/ELT workflows and data … ability. Excellent written and spoken English. Desirable – Great Advantage But Not Essential Experience with any of the following would strengthen your application: Experience with front‐end web technologies and frameworks such as React and Next.js. Experience with nextgen datawarehouse/data analytics platforms such as Snowflake or Databricks ...

maintain backend services using Python . Design and integrate APIs and server-side applications. Work with relational and non-relational databases. Contribute to front-end development where required. 🔄 Data Engineering Build, maintain and optimise data pipelines . Develop ETL/ELT workflows and data … ability. Excellent written and spoken English. Desirable – Great Advantage But Not Essential Experience with any of the following would strengthen your application: Experience with front‐end web technologies and frameworks such as React and Next.js. Experience with nextgen datawarehouse/data analytics platforms such as Snowflake or Databricks ...

Senior Frontend Developers to join a fast-paced digital team, helping to build and enhance customer-facing web and mobile experiences using modern front-end technologies. You will work hands-on with modern front-end technologies, including React, Next.js, GraphQL, and headless CMS systems (Adobe … optimise digital platforms in an Agile environment Qualifications Bachelor's degree in Computer Science, Software Engineering, or relevant experience. 2+ years of professional front-end development experience. Proficient with React, Next.js, and modern JavaScript (ES6+). Solid understanding of HTML5, CSS3 (SASS/LESS ...

Disturbia is seeking a Senior Front-End Developer to lead the Shopify Plus storefronts from Newcastle. You will own front-end architecture, code quality, and performance, delivering fast, accessible storefront experiences across multiple markets. You will collaborate with e-commerce, creative and marketing teams to translate … business goals into reusable front-end components, optimise Core Web Vitals, and mentor peers while driving standards and best practices. #J-18808-Ljbffr ...

global technology provider is seeking an experienced Angular Front-End Developer to join their dynamic team in Manchester. The role involves developing and maintaining high-performance web applications, collaborating with back-end engineers, and mentoring junior staff. Candidates should have at least 5 years of front-end development experience, particularly with Angular, and be familiar with AWS-hosted solutions. A great opportunity for those who thrive in a collaborative and innovative work environment. #J-18808-Ljbffr ...

Role: Join the company's innovative Generative AI (GenAI) team, where we are advancing cutting‐edge AI and machine learning solutions. As a Front‐End Engineer, you will play a pivotal role in designing and delivering exceptional user experiences for our GenAI product portfolio. You will contribute … into their applications. Minimum Qualifications Demonstrated industry expertise in creating user‐focused GenAI applications with intuitive UX design. 5+ years of professional experience building front‐end applications with React, Tailwind CSS Proficiency in front‐end development best practices, including CI/CD pipelines ...

Morson Human Resources Limited invites an exceptional Contract Front-End Developer to join a leading bank’s technology team. You will deliver modern digital experiences, translate wireframes into production apps, and own front-end development with React/TypeScript in an Agile environment. ...