51 to 75 of 203 Permanent Senior Front-End Engineer (Client-Side Engineer) Jobs

Social network you want to login/join with: Senior Frontend Software Engineer - UI – Frontend – TypeScript – React London based position - x3 days in office requirement required. Miller Maxwell is assisting an international FinTech expanding their UI team. This senior position … offers the successful Senior Frontend Engineer the chance to work directly with front-office users to build customised UIs in a fast-paced, live trading environment. The team is a mix of Full Stack Engineers and UI Software … Frontend Developer: Collaborate with an experienced full-stack engineering team to enhance their electronic trade execution platform, focusing on front-end development. Build user interfaces for their core trade execution trading platform. Implement, modify, and configure platform improvements. Work closely with More ❯

Senior Frontend Engineer A leading digital travel platform - serving millions of users and undergoing rapid national and international expansion - is looking for a Senior Web Engineer to join their team. Their mission? To make … They're searching for a seasoned Web Engineer who thrives on working with modern front-end and back-end technologies in a high-traffic, consumer-facing environment. If you bring strong computer … user-facing features using React.js , TypeScript , and Next.js Contribute to backend services using Node.js Play a key role in improving front-end performance, design systems, and user experience Shape best practices for engineering across the website team Collaborate within a Kanban-like More ❯

Join to apply for the Senior Frontend Engineer role at Fresha About Fresha Fresha is the leading marketplace platform for beauty & wellness, trusted by millions of consumers and businesses worldwide. It is used by over 120,000+ businesses and 450,000+ professionals … with major tech brands like Instagram , Facebook , and Google . Role Overview We are seeking an exceptional Senior Front-End Engineer to join our growing team. Reporting to the Engineering Manager , you will work More ❯

accessible and fair financial future, one piece of software at a time. We are looking for a Senior Front-End Engineer with experience in crypto and Web3 technologies to join our engineering team and … for cutting-edge crypto solutions. Integrate both Web2 and Web3 technologies and APIs to enhance wallet and decentralized exchange (DEX) functionalities. Implement client-side signing and crypto transactions to ensure secure and seamless user experiences. Collaborate closely with designers, Back-End engineers … testable Front-End code. Experience with blockchain technologies, cryptocurrencies, and Web3 development. Proficient in client-side signing and handling crypto transactions (e.g., Bitcoin, Ethereum). Familiarity with Web3 libraries (such as web3.js, ethers.js) and wallet integrations. Experience with More ❯

provide comprehensive monitoring, diagnostics, and analytics to ensure the reliability, performance, and scalability of our AI solutions. We're looking for a talented Senior Frontend Engineer, preferably in Vienna, to join our talented team in the development of intuitive, high-performance user … interfaces that empower our customers to monitor, debug, and optimize their AI systems at scale. Why This Role Matters As a Senior Frontend Engineer, your work will enable thousands of developers to gain critical insights into the health and performance of their … ecosystem-collaborating with 200+ frontend experts across the company while contributing to a focused product experience in the AI observability domain. As a Senior Frontend Engineer on our team: You will build elegant, high-performance UI components in TypeScript, React, and Node.js More ❯

Great opportunity to be a Senior Frontend Engineer at an industry leading Manchester-based SAAS company who's product helps over 85000 companies manage their teams. You'd be given the opportunity to work within a cross functional delivery team, strongly embracing … agile principles and highly collaborative user centric product delivery fashion. As a Senior engineer you will have the chance to take ownership of the entire lifecycle of delivery from idea, marketing, sales, and operation. While also, maintaining and improving engineering practices, as More ❯

Senior Front-End Engineer (Visa Sponsorship and relocation to the UK offered) About MoonPay Hi, we’re MoonPay. We’re here to onboard the world to Web3. Why? Because we think Web3 is a … with Google Cloud or similar e.g AWS, Azure Bonus points if you make open-source contributions or have experience in web3 As a Senior you will be expected to: Mentor and coach Engineers Champion the writing of high quality code Contribute to our overall approach and standards within More ❯

data-driven decisions with precision and confidence. Job Description: We are seeking a Front-End Senior Software Engineer to join our team and play a key role in designing, developing, and maintaining high-quality … software solutions. The ideal candidate is a highly skilled problem solver with extensive experience in software development, architecture, and best practices. As a senior member of the team, you will mentor junior engineers, lead technical initiatives, and collaborate across teams to build scalable and efficient applications. Responsibilities Software More ❯

Senior Frontend Engineer - Poland, Remote Join to apply for the Senior Frontend Engineer - Poland, Remote role at Plentific About Us At Plentific, we’re redefining property management in real time. Our mission is to … technical documentation for code, algorithms, and APIs. Assist in drafting end-user manuals. Identify and promote front-end best practices. Skills Expertise in TypeScript or JavaScript (ES6) and styling libraries. Strong understanding of React and related patterns. Knowledge … of UI/UX best practices. Experience with front-end observability tools like Sentry, LogRocket, Datadog, or New Relic. Familiarity with CI/CD pipelines such as GitHub Actions and ArgoCD. Awareness of front-end More ❯

Job Title: Senior Front-End Software Engineer Salary : £70,929 - £78,810 Location: Edinburgh Hours: Full-time Working Pattern: Our work style is hybrid, which involves spending at least two days per week currently … be their best, regardless of background, identity or culture. We were one of the first major organisations to set goals on diversity in senior roles, create a menopause health package, and a dedicated Working with Cancer initiative. And it's why we especially welcome applications from under-represented More ❯

and fair financial future, one piece of software at a time. We are looking to hire a Senior Front-End Engineer to join our Institutional team in our London office. Blockchain.com is a high … NEED The foremost quality for this position or any position at Blockchain.com is integrity. +5 years of experience working with JavaScript and client-side web applications preferred. Experience building innovative data visualizations. You thrive on learning new technologies and don’t believe in one-size-fits … Cursor to enhance productivity and streamline coding workflow. You have experience interacting with crypto apps. You have experience working with Front-End architecture, testing and state management solutions. You should be able to adapt easily to meet the needs of our massive More ❯

fair financial future, one piece of software at a time. We are seeking a proactive and skilled Senior Front-End Engineer to join our lean, high-impact team and help shape the future of … that push the boundaries of decentralized technology. In this role, you’ll lead by example—guiding technical discussions, shaping our front-end architecture, and championing best-in-class engineering practices. With a hands-on mindset and a passion for efficiency, you’ll … get the job done. WHAT YOU WILL NEED Web3 Expertise : Proven experience with blockchain technologies, cryptocurrencies, and Web3 development, including proficiency in client-side signing and crypto transaction handling (e.g., Bitcoin, Ethereum). Technical Skills : Strong command of React, Web3 libraries (e.g., web3.js, ethers.js) and wallet More ❯

Senior Software Engineer (Fullstack, Frontend Leaning) London, United Kingdom The Team & Role SevenRooms is hiring a remote Senior Fullstack Engineer (frontend leaning) . We're looking for a strong developer who is excited to … engineer highly performant, mission-critical systems that are designed for agile development and rapid scaling. You will partner with other engineers, product managers and designers who are dedicated to engineering real solutions that empower SevenRooms for growth. You will report directly to our team … you presently based in the United Kingdom? Select Do you have at least 4 years of professional experience as a Software Engineer? Select Do you have experience working within a SaaS environment? Select Do you have experience with React? Select Would you like to More ❯

Senior Software Engineer (Fullstack, Frontend Leaning) London, United Kingdom The Team & Role SevenRooms is hiring a remote Senior Fullstack Engineer (frontend leaning) . We’re looking for a strong developer who is excited to … engineer highly performant, mission-critical systems that are designed for agile development and rapid scaling. You will partner with other engineers, product managers and designers who are dedicated to engineering real solutions that empower SevenRooms for growth. You will report directly to our team … you presently based in the United Kingdom? * Select... Do you have at least 4 years of professional experience as a Software Engineer? * Select... Do you have experience working within a SaaS environment? * Select... Do you have experience with React? * Select... Would you like to More ❯

required to join Satalia, a VML Enterprise Solutions company, on a contract basis. As a Senior Front-End Engineer, you won't just be writing code; you'll be a pivotal architect … offers the unique opportunity to drive technical excellence by championing code quality, robust testing (Vitest, Cypress), and best practices in front-end architecture, performance, and accessibility. You'll thrive in an Agile environment, contributing actively to workstreams, while also building modular, reusable … on complex projects, then get in touch. What you'll be doing: Creating prototypes and high-quality production ready React front-end single page applications. Driving forward the quality - in code, unit testing, accessibility, performance, code reviews. Delivering on an Agile workstream More ❯

exceptional digital experiences and takes pride in crafting exceptional code. What does the job involve? Build reusable UI components and front-end libraries for future use. Collaborate with designers to translate design mock-ups and wireframes into clean, maintainable React code. Optimise … in code reviews and provide constructive feedback. We're looking for someone who has: Multiple years of experience user focused front-end development for enterprise products. Has a strong command of React, including JSX, components, state management, and routing. Has experience with … popular React libraries and frameworks and the front-end build toolchain (Webpack, babel etc.). Possesses deep expertise in JavaScript, HTML5, SCSS, tailwind, material UI and CSS3. Demonstrates working knowledge of WCAG and accessibility best practices. Enjoys building reusable UI components and More ❯

existing workflows, providing a trusted platform that connects AI agents with workplace tools and applications. As a Senior Front-End Engineer you will: Build and ship features for North, our AI workspace platform Develop … able to read and understand, and even fix issues outside of the main code base You have built and deployed extremely performant client-side or server-side RAG/agentic applications to millions of users. Bonus: You love art and have an eye for More ❯

Senior Fullstack Engineer (Frontend focused) London Ebury is a leading global fintech company that empowers businesses to trade and grow internationally. It offers a comprehensive suite of products, including international payments and collections, FX risk management, trade finance, and API integrations. Founded … García, Ebury is one of the fastest-growing global fintechs, with over 1,700 employees and 38 offices in more than 25 countries. Senior Fullstack Engineer (Frontend focused) London Office - Hybrid: 4 days in the office, 1 day working from home We … are seeking a frontend-focused full-stack engineer to play a crucial part in our Channels Core team. In this role, you will be working on evolving our customer-facing portals for the scale Ebury wants to operate in by developing tooling and processes More ❯

Senior Frontend Engineer – React, Typescript, Linux, HTML, Financial services, Front End – Hybrid, London, Permanent. - £75,000 p.a - £86,000 p.a My client, a leading global financial organisation, is currently looking for an experienced Senior Front End Engineer to join the organisation. You will be joining the core Credit Flow pre-trade engineering team and … of financial systems and concepts is highly beneficial. This is an excellent opportunity for an experienced Front End Engineer to join a rapidly evolving organization. #J-18808-Ljbffr More ❯

Immediate need for a talented Senior Software Engineer Front-End. This is a 12+months contract opportunity with long-term potential and is located in Boston, MA (Onsite Please review the job description below and contact me ASAP if More ❯

Senior Software Engineer - Full Stack (Viator) United Kingdom Viator, a Tripadvisor company, is the leading marketplace for travel experiences. We believe that making memories is what travel is all about. And with 300,000+ travel experiences to explore-everything from simple tours … provide the tools which help our customer services team provide world-class service to travellers and operators internationally. We're looking for a Senior Software Engineer to join our fast-growing team. Viator is a remote-first company. This role can be More ❯

Job Description Senior Frontend Product Engineer £85k–£110k + Equity Hybrid (London – 3 days/week onsite) Mission-Driven Our client, an ambitious and rapidly growing health tech company, is seeking a Senior Frontend Product Engineer … high-quality, intuitive web applications that support the health and well-being of 100k's users. This is an excellent opportunity for a Senior Backend Product Engineer looking to build something that contributes meaningfully to people's lives, in a fast-paced … environment where your work has genuine real-world impact. This is a great opportunity for a backend engineer that has great product sense. Requirements Familiar with user analytics, feature flagging and observability tools. You default to data to guide your decision-making. You work More ❯

Great opportunity for a Senior Frontend Engineer to work remotely for an established and growing ecommerce company in Manchester that have ambitions to become Europe's leading online retailer in their industry. Their technology department is evolving to cross functional product-based … teams that use data to inform decisions and as a Senior Frontend Engineer, you'd be responsible for technically leading your team towards a cloud based, micro-frontend architecture and continuous delivery environment. The current team is collaborative, they value diversity and More ❯

practical solutions, high-quality code, and open communication in a relaxed and supportive work environment. Job Description What You’ll Do: As a Senior Software Engineer, you’ll be a key part of our agile development team, focused on building and maintaining … to shape new features and resolve issues. Uphold high standards of testing, documentation, and continuous improvement. Basic Requirements Required: Strong experience as a Senior Software Engineer or equivalent role Deep understanding of JavaScript fundamentals Expertise in React and TypeScript Experience with ElectronJS More ❯

of customers with hundreds of thousands of restaurant, grocery and convenience partners across the globe. About this role We are looking for a Senior Web Engineer to join a new cross functional team, focussing on growing our Loyalty programmes within Just Eat … teams across the business to deliver new Loyalty benefits and make these available to customers across all of our global markets. As a Senior Web Engineer you will drive our architecture, write highly scalable and testable code, mentoring engineers & challenging our teams … the system that we're building. Location: Hybrid - 3 days a week from our Bristol office & 2 days working from home Reporting to: Senior Technology Manager These are some of the key ingredients to the role: Take a leading role in planning, designing & developing scalable enterprise solutions using More ❯