Frontend jobs in Barnsley - Page 3Create job alerts

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

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

Continuously improving frontend performance and usability. UX detail and frontend quality. Frontend Engineer (React / TypeScript).

Influence frontend standards, performance and structure. We’re looking for a frontend developer with 2–4 years’ commercial experience to join our ecommerce delivery team. You won’t be expected to operate in isolation, but you should be comfortable delivering high-quality frontend work with c

Frontend Developer: £35 to £40k.

Whitehall Resources are looking for a Frontend Engineer. This role will be for a Frontend Software Engineer who is experienced in their field. The individual will be working within a single team assisting with the creation of new frontend products.

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

Chumley is an early-stage tech startup building software that gives tradespeople the flexibility and tools they need to focus on their work, streamlining workflows and keeping more engineers operating at optimum levels.The team is small, ambitious, and focused on shipping practical, high-impact tool

A growing PaaS company is looking for a Frontend Developer to join their in-house development team. Develop, test, and maintain high-performance frontend applications. Experience with frontend build tools and Git.

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 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

A dynamic data collection company in the UK is looking for a Senior Software Engineer, Frontend. 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.

Fullstack Fundamentals: Comfortable managing APIs, authentication, and data flows to connect frontend experiences with backend systems. You prefer focusing on backend infrastructure over frontend-heavy roles. Experience: 3–5 years of web development experience with a mastery of frontend fundamenta

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 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

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.

You will impact the frontend architecture and work closely with the Lead Developer on exciting projects, including AI integration. A dynamic tech company in Greater London is seeking an experienced Frontend Developer with expertise in Angular.

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

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 cryptocurrency firm is seeking a Frontend Engineer to enhance analytics tracking and governance within the Growth Insights team. We value strong frontend development skills, particularly in React.

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 digital innovation agency in Greater London seeks a Senior Frontend Developer to create responsive, data-driven interfaces for digital products.

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

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 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 tech-driven company in London is seeking a Senior Web Developer to create engaging customer experiences while influencing technology choices.The ideal candidate has 4+ years of web development experience and is skilled in GraphQL, React, and Tailwind.Responsibilities include optimizing and maintai

A technology firm in Greater London seeks a React Developer to design and develop their new Super Backoffice application.You will work on greenfield projects, requiring experience in React, TypeScript, and related technologies.The role includes collaboration with cross-functional teams to integrate

A forward-thinking company is seeking a talented Frontend Engineer to join their team in a remote capacity, requiring occasional trips to London.

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

Huspy is a leading property technology company in EMEA.Launched in 2020, we operate in multiple cities across the UAE and Spain, expanding into Saudi Arabia and 3 more European markets by 2026.We’ve raised over $140 million from investors to reshape the homebuying journey through technology and ag

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

You'll lead frontend migrations to Next.

Patients face friction when navigating care, and the Growth squad focuses on building frontend web experiences that directly move key metrics—retention, engagement, and conversions—while shaping the overall patient experience. One of the key initiatives you’ll contribute to is experimentation

We’re excited to partner with a.Due to increasing customer demand, they’re expanding their engineering team and looking for.Hybrid – 3 days/week in Central London office.GO - no prior experience needed.Build features that directly impact.Work with a smart, driven team and cutting-edge tech.Eng

You are a frontend developer with at least 5 years’ experience.