Frontend jobs in Barnsley - Page 7Create job alerts

Has 2–4 years’ commercial frontend experience. We’re not expecting you to be an expert in everything below — we’re looking for strong frontend depth with solid working knowledge across the rest. Experience integrating frontends with APIs.

You're an experienced frontend engineer with multiple years of working in startups;.

Full-Stack Engineer (TypeScript/Node/React).High-Growth HealthTech Startup.After hitting some recent significant product milestones, my client are looking to expand their engineering team to match their business trajectory.You will be joining at a pivotal moment, working directly with the CTO and sm

Frontend Engineer (React / TypeScript). As a Frontend Engineer, you will design and build high-quality user-facing features that power the company’s core AI product. You’ll work closely with product managers, designers, and backend engineers to translate product requirements and design concepts

Senior UI/UX Front-End Engineer.I'm partnering with a profitable engineering software company in the energy sector that is helping hundreds of Global Energy companies make complex engineering and operational decisions.They are currently undertaking a major modernisation, transitioning their long-sta

The purpose of this role is to solve complex business problems and technical challenges through the design and development of frontend applications. Drive technical design and architectural decisions for the frontend, ensuring scalability, maintainability, and security.

Zuma Labs is a disruptive technology startup building force multipliers for systemic industries.Our first two products, Venetian and Squawk, target the over-the-counter (OTC) trading markets.We work closely with our customers and count a large publicly traded brokerage among our partners.Trading tec

A global consultancy is seeking talented Frontend Engineers to join their digital team. As a Frontend Engineer, you will be instrumental in developing cloud-native platforms and modern web applications.

Java Full Stack Developer (Frontend Focus)- Farnborough, UK - Fulltime Hybrid - LondonReference Code: 397008-en_GBContract Type: PermanentProfessional Communities: Software EngineeringJob Title: Java Full Stack Developer (Frontend Focus)Hybrid: 2 -3 days a week working from the office Location: F

We are looking for a graduate with a passion for frontend development who wants to be a part of a fast‑growing startup that is transforming the way we buy homes. You’ll be joining our Frontend team, responsible for the design, implementation and testing of the user interfaces that empower consum

This opportunity is ideal for frontend specialists passionate about design systems, seamless user experiences, and making a significant impact at scale. Contribute to the evolution of our design systems and frontend architecture to enhance scalability, maintainability, and developer experience. Cham

You will define how the frontend is structured, how products feel to use, and how the team approaches building user-facing features.

A leading global financial services firm is seeking a Web Engineer to develop and maintain user-friendly web applications.The role involves collaborating with cross-functional teams, ensuring high code quality and participating in code reviews.Proficiency in React and a strong track record in buildi

A leading gaming company in the UK seeks a Frontend Game Developer to join their creative team.

Zilch is a payment tech company on a mission to create the most empowering way to pay for anything, anywhere.Combining the best of debit, credit and savings, we give our customers the option to earn instant cashback or spread the cost of pricier purchases, completely interest free and with no late f

A leading aviation company in Greater London seeks a Software Engineer to design, develop, and optimize backend and frontend systems.

Ideal candidates will have 3–5 years of web development experience, a strong understanding of frontend technologies, and a passion for experimentation.

A mission-driven tech company is seeking a Frontend Developer experienced in Typescript and React, offering up to £550 per day for a 3-month hybrid contract.

A high-growth GreenTech startup in London is seeking a Senior / Lead Product Engineer to enhance the frontend experience. The ideal candidate has over 6 years of solid engineering experience, strong frontend skills with React, and the ability to navigate a fast-paced startup environment.

We’re looking for a Full Stack Engineer with Frontend specialism to work closely with product, design, mobile, and machine learning team members to design & build experiences that re‑define retail shopping.

Ideally you will have experience with HubSpot but they are also open to speaking with experienced Frontend Web Developers.

A digital comparison service company in Greater London seeks a Senior Full Stack Engineer to enhance their technology platform.In this role, you will manage both front-end and back-end development, ensuring scalability and performance while mentoring other developers.Ideal candidates will have exper

A health-focused technology company in the UK seeks a Senior Frontend Engineer to lead growth experimentation efforts. You will own the frontend platform, engaging in design and testing of features that enhance patient interactions.

A leading digital asset firm in Greater London is seeking a Senior Frontend Engineer who will take ownership of features and solve problems effectively.

A global leader in information and analytics is seeking a Software Engineer III to build responsive and performant user interfaces using TypeScript, React, and Node.The successful candidate will collaborate with cross-functional teams to deliver high-quality software and contribute to component libr

A financial technology firm is seeking a QA Analyst to enhance its collaborative QA team.The role focuses on both front-end and back-end testing for a sophisticated trading platform.Responsibilities include designing test scenarios and managing defects, while leveraging strong SQL knowledge to ensur

The ideal candidate has over 5 years of experience in frontend web applications, expertise in TypeScript and ReactJS, and a strong focus on accessibility and performance. A dynamic data collection company in the UK is looking for a Senior Software Engineer, Frontend.

Experience: 3–5 years of web development experience with a mastery of frontend fundamentals (JavaScript/TypeScript, HTML, CSS). Fullstack Fundamentals: Comfortable managing APIs, authentication, and data flows to connect frontend experiences with backend systems. You prefer focusing on backend inf

A forward-thinking energy management company is seeking a Staff Frontend Designer to enhance their platform's UI/UX using Typescript and React.

A global financial services leader in Greater London is seeking a Software Engineer to elevate their software engineering career.In this role, you will design and develop secure, high-quality production code while executing software solutions.Ideal candidates will have a Bachelor's degree and profic

A fast-growing Seed start-up in the United Kingdom seeks a Senior Frontend Engineer (React/TypeScript) to take ownership of systems from design to production.

Internally our backend code is in general based on PHP/Symfony, our frontend is based on React, our mobile code is based on Kotlin (on Android) and on Swift (on iOS), with a growing shared codebase in Rust.

This is a senior, high‑autonomy role where engineers get to own the frontend experience, define best practices, and directly influence growth metrics. Own our Frontend Web, run growth experiments, and shape product impact. Patients face friction when navigating care, and the Growth squad focuses o

A leading financial institution in Greater London is looking for a Software Engineer III to advance your career in software engineering.You will be part of an agile team responsible for designing and delivering trusted market-leading technology products.Key responsibilities include executing solutio

A disruptive technology startup is looking for a front-end developer skilled in TypeScript and React to join their team in Greater London.This role involves collaborating directly with experienced brokers and utilizing the latest analytical techniques to solve real-world problems.The ideal candidate

Stay updated with the latest frontend technologies, tools, and industry trends, and apply them where appropriate. Understanding of frontend performance optimisation, especially in real-time data environments. We are looking for a passionate and skilled Senior Frontend Developer to join our talented

A leading financial institution is looking for a Front End Developer to enhance user-facing web applications supporting financial services.In this hands-on role, you will develop user-friendly interfaces using modern frameworks like React or Angular, collaborating closely with design teams and ensur

A leading technology company in the United Kingdom is looking for a Member of Technical Staff (Frontend) to drive technical initiatives and build refined user interactions.

Fleetcraft - VC-backed aerospace AI startup.Join Fleetcraft as founding engineer #2 to revitalize the golden age of aerospace.You will build the software infrastructure powering global aircraft inspection, testing, and certification.Working alongside expert founders, you will leverage LLMs and voice

A technology recruitment firm is seeking a React Developer to take charge of front-end architecture in Aylesbury.This role allows significant ownership over the UI design and deployment, suited for someone with strong skills in React and a proactive approach.Experience with AWS is preferred.The posi

A Climate-Tech Company in Central London seeks a design-led Frontend Developer who prioritizes user experience and aesthetics in product development.

Fresha is seeking an experienced Principal Frontend Engineer who can lead the frontend guild, provide mentorship and vision for our frontend engineers, and drive the overall quality and productivity across the entire organisation. Lead the frontend guild, including chairing the weekly guild meetings

A leading technology company in Greater London is looking for a front-end developer to enhance user interfaces and experiences for its web applications.The successful candidate will have proven front-end development skills, experience in UI/UX design, and the ability to collaborate effectively withi

A leading API platform company in London is seeking a Senior Software Engineer to enhance their UI Platform.This role involves designing scalable front-end solutions and mentoring other engineers.The ideal candidate will have 5-10 years of experience and a clear understanding of design systems and a

Build the frontend systems that deliver a professional-grade perpetual trading experience, with a focus on performance, reliability, and clarity. Optimize frontend performance for high-frequency user interaction. Strong proficiency with modern frontend frameworks (React, TypeScript, etc.

A leading technology firm in Greater London is seeking a Front-End Engineer to design, develop, and maintain secure high-performance applications.This role requires collaboration with UX designers to create accessible interfaces and a strong understanding of modern JavaScript frameworks.Applicants s

A global hospitality platform based in Greater London is seeking a skilled engineer to join the Matching and Connection team.In this role, you will architect complex features, collaborate across teams, and mentor junior engineers.The ideal candidate has over 6 years of experience, a degree in Comput

A digital services company in the United Kingdom is seeking an experienced Frontend Web Developer to create custom WordPress themes and provide technical support for SEO initiatives. The ideal candidate should have over 2 years of experience in frontend development, adept at coding plugins, managing