Senior Software Engineer, Web Full Stack Roku is changing how the world watches TV Roku is the #1 TV streaming platform in the U.S., Canada, and Mexico, and we've set our sights on powering every television in the world. Roku pioneered streaming to the TV. Our mission is to be the TV streaming platform that connects the … worldwide. About the Role With a user base exceeding 85 million globally, our products are known for their seamless integration and intuitive design. We are looking for a Senior Web Full Stack Engineer to join our UI Engineering team. In this role, you will work across the full development lifecycle to design, build, and maintain scalable web … leverage modern JavaScript frameworks, including React & Node.js, to deliver high-quality solutions that delight our customers and drive business growth. What You’ll Be Doing Design, develop, and maintain web applications using modern JavaScript frameworks, including NodeJS, React, and TypeScript. Work across the full development lifecycle, from requirements gathering and design to implementation, testing, and deployment. Build and optimize More ❯
London, England, United Kingdom Hybrid / WFH Options
DEPOP
WebEngineer Company Description Depop is the community-powered fashion marketplace to buy and sell circular fashion, with over 30 million registered users in more than 150 countries. Depop is a place for anyone to discover and celebrate their style on their own terms, and to feel good about their fashion choices by extending the lives of millions … required throughout your interview experience with us. Depop supports visa sponsorship; sponsorship opportunities may be limited to certain roles and skillsets. Job Description Depop is looking for an experienced WebEngineer to join us permanently. Within this role, you'll be working in the Marketplace product engineering pillar developing the services used for interaction between our customers, Depop … register to the moment they receive an order or need customer support. You'll own the entire lifecycle of small/medium projects of moderate complexity in both our web app and web APIs. You'll need to be comfortable dealing with uncertainty and ambiguity, proactively pulling in people at the right time. Your work will be pivotal More ❯
Milton Keynes, Buckinghamshire, United Kingdom Hybrid / WFH Options
Allica Bank Limited
of our economy - yet have been largely neglected both by traditional high street banks and modern fintech providers. Role Description We're looking for a talented Mid-Level Frontend Engineer to join our growing engineering team. In this role, you'll contribute to the development of user-facing applications for our banking products, working with modern web technologies … our users. You'll play an important part in delivering high-quality, scalable solutions and collaborating closely with fellow engineers to solve real-world problems. As a Mid-Level Engineer, you'll work alongside senior engineers and product teams to help shape features from design through to deployment. You'll have the chance to grow your technical skills, adopt More ❯
your impact. Your Career Elevate your career by joining MHR, the pioneering SaaS company leading the charge in the UK. We're on the lookout for a visionary Principal WebEngineer to join the PeopleFirst product team. Your Team You’ll be part of our dynamic People First engineering team, where you'll work with the most cutting … edge technologies, collaborate with experts, and contribute to the rapid growth of our PeopleFirst SaaS system. Your Impact As a Principal WebEngineer at MHR, you're not just writing code – you're architecting the future of software solutions. You'll drive excellence in every aspect, from user interface design to maintaining a high-quality code base, collaborating … with like-minded Web Developers, shaping innovative solutions, and coaching the team to tackle complex business challenges head-on. Working hybrid with 3 days a week in our Ruddington Head Office, your role will be to govern and contribute to the web codebase, driving technology, process and people change to ensure sustainable web delivery across the department. More ❯
your impact. Your Career Elevate your career by joining MHR, the pioneering SaaS company leading the charge in the UK. We're on the lookout for a visionary Principal WebEngineer to join the PeopleFirst product team. Your Team You’ll be part of our dynamic People First engineering team, where you'll work with the most cutting … edge technologies, collaborate with experts, and contribute to the rapid growth of our PeopleFirst SaaS system. Your Impact As a Principal WebEngineer at MHR, you're not just writing code – you're architecting the future of software solutions. You'll drive excellence in every aspect, from user interface design to maintaining a high-quality code base, collaborating … with like-minded Web Developers, shaping innovative solutions, and coaching the team to tackle complex business challenges head-on. Working hybrid with 3 days a week in our Ruddington Head Office, your role will be to govern and contribute to the web codebase, driving technology, process and people change to ensure sustainable web delivery across the department. More ❯
Barton in Fabis, England, United Kingdom Hybrid / WFH Options
MHR International UK Limited
your impact. * *Your Career* Elevate your career by joining MHR, the pioneering SaaS company leading the charge in the UK. We're on the lookout for a visionary Principal WebEngineer to join the PeopleFirst product team. *Your Team* You’ll be part of our dynamic People First engineering team, where you'll work with the most cutting … edge technologies, collaborate with experts, and contribute to the rapid growth of our PeopleFirst SaaS system. *Your Impact* As a Principal WebEngineer at MHR, you're not just writing code – you're architecting the future of software solutions. You'll drive excellence in every aspect, from user interface design to maintaining a high-quality code base, collaborating … with like-minded Web Developers, shaping innovative solutions, and coaching the team to tackle complex business challenges head-on. Working hybrid with 3 days a week in our Ruddington Head Office, your role will be to govern and contribute to the web codebase, driving technology, process and people change to ensure sustainable web delivery across the department. More ❯
your impact. * *Your Career* Elevate your career by joining MHR, the pioneering SaaS company leading the charge in the UK. We're on the lookout for a visionary Principal WebEngineer to join the PeopleFirst product team. *Your Team* You’ll be part of our dynamic People First engineering team, where you'll work with the most cutting … edge technologies, collaborate with experts, and contribute to the rapid growth of our PeopleFirst SaaS system. *Your Impact* As a Principal WebEngineer at MHR, you're not just writing code – you're architecting the future of software solutions. You'll drive excellence in every aspect, from user interface design to maintaining a high-quality code base, collaborating … with like-minded Web Developers, shaping innovative solutions, and coaching the team to tackle complex business challenges head-on. Working hybrid with 3 days a week in our Ruddington Head Office, your role will be to govern and contribute to the web codebase, driving technology, process and people change to ensure sustainable web delivery across the department. More ❯
London, England, United Kingdom Hybrid / WFH Options
Low Carbon Contracts Company
Full Stack Engineer (Web Developer or DevOps) - Python & JavaScript Application Deadline: 11 May 2025 Department: Tech Hub Employment Type: Full Time Location: London Description Contract type: Permanent Hours: 37.5 hours Salary: circa £65,000 depending on experience Location: Canary Wharf WFH policy: Employees are required to attend the office 2 days/week Flexible working: Variety of flexible … work patterns subject to line manager discretion e.g. Compressed 9-day fortnight. Reports to: Senior Fullstack Engineer Deadline Note: We reserve the right to close the advert before the advertised deadline if there are a high volume of applications. Role Summary Join our exceptional team as a Full-Stack Engineer and be part of a growing group of … to-date with emerging technologies and industry trends to drive innovation within the team. Skills, Knowledge and Expertise Essential: At least 3 years’ experience of coding in a Python web-development framework, preferably Django. At least 3 years’ experience of coding in a front-end capacity (preferably JavaScript and React). Container-related tools – e.g., Docker, Docker Compose. Databases More ❯
New York City (Manhattan), New York, United States Hybrid / WFH Options
PayPal
at the center of everything we do - and they push us to ensure we take care of ourselves, each other, and our communities. Job Summary: As a Senior Staff Engineer on PayPal's Design System Team, you will have the opportunity to work on the foundational elements that power PayPal's suite of web products and brands, including … PayPal, Venmo, Zettle, and others. You will be responsible for developing and maintaining reusable, scalable web components that form the backbone of all PayPal web experiences, ensuring a unified, consistent, and high-quality user experience across multiple consumer and merchant products. This is a unique opportunity to have a direct impact on the design and development processes across … ecosystem, collaborating with designers, engineers, and product teams to shape the future of digital payments. Job Description: Your Way to Impact Build and maintain reusable, responsive and high-performance web components that ensure uniformity across PayPal's diverse product ecosystem. Enable teams to move faster by providing well-documented, scalable components that can be easily integrated into any product. More ❯
we jointly develop and shape careers. Championing a collaborative, supportive and flexible work environment empowers our colleagues to reach their full potential. Your team As a member of the web banking payments team, you will be part of a group of highly skilled, motivated, and dynamic people that are responsible for very central parts of our highly flexible web … principles. Your key tasks Design new banking product features and functionality in collaboration with business analysts, product owners, and software architects. Maintain, customize and update existing functionality in the web banking. Provide technical support to customers and internal stakeholders. Perform code reviews and coach junior team members. Work in an Agile environment, in a multicultural team with a high More ❯
New York City (Manhattan), New York, United States
Fanatics
Job Description Overview As a Staff WebEngineer (React) at Fanatics Betting & Gaming, you are a recognized technical leader. You operate both strategically and hands-on-architecting scalable frontend solutions, driving ambitious projects, and setting the standard for engineering excellence. Your decisions thoughtfully balance immediate business needs with long-term technical vision. Through your leadership, you foster a … culture of innovation, craft, and collaboration that leaves a lasting impact on your team and the broader web and frontend community. We own the iCasino experience across Fanatics platforms-including our Casino Desktop Web product, the Standalone Casino App, and the iCasino embedded within our Fanatics Sportsbook & Casino App. As Staff WebEngineer, you will lead … the evolution of our desktop web experience using React, contribute to internal back office tools, and work closely with engineers across mobile and shared codebases powered by Kotlin Multiplatform (KMP). While prior KMP experience isn't required, this role will involve engaging with shared business logic and platform-level architecture written in Kotlin-so a willingness to learn More ❯
London, England, United Kingdom Hybrid / WFH Options
Goodnotes
Senior Software Engineer, Web Cross-platform At Goodnotes, we believe that every individual holds untapped potential waiting to be unleashed. By reimagining the way we interact with information, we’re merging human creativity with the breakthrough capabilities of AI. Our renewed vision and mission drive us to create the best medium for human and AI collaboration, empowering users … About the role: This is the role for you, if you’re excited to work on the things listed below: Bring our core iOS App to cross platforms i.e. Web, Android and Windows systems, based on scope and requirements, using cross-platform SDKs. Rapidly build prototypes/simulations from mockups that can be directly implemented Improve rendering performance and … existing applications and projects Unit-test code for robustness, including edge cases, usability, and general reliability Continuously discover, evaluate, and implement new technologies to maximize development efficiency Shipping Progressive Web Apps (PWA) to various platforms utilising latest technologies The skills you will need to be successful in the above: Experience building modern web applications using libraries and frameworks More ❯
United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Reference: 375cfe612b02 Job Views: 9 Posted: 22.06.2025 Expiry Date: 06.08.2025 col-wide Job Description: Senior WebEngineer – Angular 80%/C# 20% - sought by leading investment bank based in Canary Wharf – Contract – Hybrid Job Responsibilities/Role: Designing and developing the flagship “Trader Desktop … Assisting in third line support during core trading hours and Production issues as needed Enhancing our automated testing efforts and optimizing our UAT process Utilize the latest and greatest Web technologies. Develop efficient and robust solutions to challenging business problems. Gain knowledge and exposure to Front Office Trading Systems, Fixed Income, and Derivatives flows. Qualifications Required Technical Skills 7+ … modules, Webpack, and Nx Experience with build pipelines (TeamCity, Jenkins, etc.) and cloud native build/hosting pipelines (OpenShift, Harness, Tekton) Experience with consuming real-time streaming data through web sockets Experience with consuming JSON based data from REST services Experience with tools such as Visual Studio Code, npm, node.js Recommended Experience with the ION Trading Platform Experience with More ❯
engineering and keeping developers in flow by building the best Developer AI, with deep contextual awareness of a company's codebase. About the Role We're seeking a Design Engineer, Web who will bridge the gap between aesthetic vision and technical execution for our marketing and brand initiatives. This role combines the creative sensibilities of a web designer with the technical prowess of a frontend engineer, enabling you to own projects from concept to code of high-impact web experiences. You'll harness AI tools to design and build delightful experiences, and encourage you to share your experience with the community. As a Design Engineer, you'll be responsible for creating visually compelling … company. Key Responsibilities Engineering Use code to achieve boundary pushing visual design and storytelling to establish our brand as a leader for developer-focused marketing Build scalable, high-performance web applications using modern frontend technologies (React, Next.js, JavaScript, CSS) Implement responsive designs that work seamlessly across devices and browsers with pixel-perfect precision Collaborate on A/B testing More ❯
engineering and keeping developers in flow by building the best Developer AI, with deep contextual awareness of a company's codebase. About the Role We're seeking a Design Engineer, Web who will bridge the gap between aesthetic vision and technical execution for our marketing and brand initiatives. This role combines the creative sensibilities of a web designer with the technical prowess of a frontend engineer, enabling you to own projects from concept to code of high-impact web experiences. You'll harness AI tools to design and build delightful experiences, and encourage you to share your experience with the community. As a Design Engineer, you'll be responsible for creating visually compelling … company. Key Responsibilities Engineering Use code to achieve boundary pushing visual design and storytelling to establish our brand as a leader for developer-focused marketing Build scalable, high-performance web applications using modern frontend technologies (React, Next.js, JavaScript, CSS) Implement responsive designs that work seamlessly across devices and browsers with pixel-perfect precision Collaborate on A/B testing More ❯
Social network you want to login/join with: Are you a passionate UI Web Developer who loves crafting seamless user experiences? Do you want to help clients on their journey to Net Zero and beyond? If so, Bohr is looking for you to join our team! Bohr is a dynamic and diverse team with a range of skills … helping address our customers' problems. We use cutting-edge sensors, design, produce, and service large industrial assets, survey for leaks, and much more. We're looking for a UI Web Developer to join the team building our user-friendly web application that serves various data types to our clients. Here's a peek at what your day-to … Sketch, Has a strong understanding of HTML5, CSS3, and responsive design, Is a team player with excellent communication and collaboration skills, Is eager to keep up with the latest web development trends, We value your professional experience over formal education; all educational levels will be considered, Possesses a portfolio showcasing your UI development work (e.g., GitHub or elsewhere online More ❯
London, England, United Kingdom Hybrid / WFH Options
TieTalent
to attend the office 2 days/week Flexible working: Variety of flexible work patterns subject to line manager discretion, e.g., Compressed 9-day fortnight. Reports to: Senior Fullstack Engineer Deadline Note: We reserve the right to close the advert before the advertised deadline if there are a high volume of applications. Role Summary Join our exceptional team as … a Full-Stack Engineer and be part of a growing group of skilled software engineers, data modellers, and quant analysts. Together, we're driving the development and maintenance of LCCC's cutting-edge digital platform, powering multiple applications like settlements tools, forecasting systems, calculation engines, data portals, and much more. Make a meaningful impact by contributing to the UK … to-date with emerging technologies and industry trends to drive innovation within the team. Skills, Knowledge, and Expertise Essential: At least 3 years’ experience of coding in a Python web-development framework, preferably Django. At least 2 years’ experience of coding in a front-end capacity (preferably React). Container-related tools – e.g., Docker, Docker Compose. RESTful API development More ❯
backed by Series A funding and currently ran A+ round to further drive expansion into new markets and enhance its digital lending infrastructure. We're looking for a Software Engineer to join the onboarding and integration team. This is a customer/client facing engineering role - ideal for a backend or fullstack developer who enjoys customer contact and solving … complex problems and engineer creative solutions for optimal customer integration/onboarding in a high-impact environment. What You'll Tackle • Collaborate with onboarding leads to implement customer-specific integrations/alterations • Build on top of existing frameworks to deliver tailored customer solutions that can scale • Handle both small and large integration/onboarding projects across a wide range … business logic and third-party integrations via APIs • Communicate directly with customers and internal teams to refine technical solutions What You Bring • Solid backend or fullstack experience • Strong Python web skills - ideally Django (Flask is also fine) • Experience with REST APIs • Some frontend experience is a plus (Angular used, but other frameworks welcome) • Able to work independently • Great communicator More ❯
An exciting opportunity for a Full Stack WebEngineer to join a fast-moving digital team within a leading software development company. This role offers the chance to work on high-impact projects, delivering modern, high-performance web applications using Next.js, Tailwind, and TypeScript. The Full Stack WebEngineer will play a key role in … building and optimising user-centric web applications, working across the front and backend to develop scalable, maintainable solutions. They will collaborate closely with designers, product teams, and fellow engineers to create seamless, high-quality digital experiences. Full Stack WebEngineer – Key Requirements: Strong expertise in Next.js for building performant and dynamic web applications. Proficiency in Tailwind … across the stack, with experience in APIs, databases, and server-side development. Experience with modern state management (e.g., Redux, Zustand, or React Context). Knowledge of best practices in web performance, accessibility, and security. Familiarity with CI/CD pipelines, testing frameworks, and deployment processes. Previous experience working in an agile digital team, delivering high-quality software at pace. More ❯
Hudson River Trading (HRT) is looking for a Core WebEngineer to join the team. In this role, you will build UIs and backend processes to support our Algo Developers (ADs) and Traders in overseeing trading processes, executing manual trades, assessing risk, and researching improvements to our strategies. This is impactful work; many of the UIs are generating … and interpreting the complex strategies being deployed at the scale of HRT, with vast quantities of the world's market and financial data. As a Core WebEngineer, you will contribute significantly to our trading infrastructure as a whole. You’ll be working with ADs, Core Engineers, and others to build backend processes to ingest and transform large … trading infrastructure. You will get to see how your products are used daily in creating trading strategies, and ultimately the impact they will have on HRT’s success. Core Web Engineers work across a variety of technologies from building Web Applications in TypeScript with React to writing backend services in Python or C++. Qualifications Bachelor’s degree in More ❯
London, England, United Kingdom Hybrid / WFH Options
Sponsorworks
Software Support Engineer – C#/.NET Web Join to apply for the Software Support Engineer – C#/.NET Web role at Sponsorworks Software Support Engineer – C#/.NET Web Join to apply for the Software Support Engineer – C#/.NET Web role at Sponsorworks Direct message the job poster from Sponsorworks We … have an exciting opportunity available for someone to join our team as a Support Engineer . You will be working closely with our developers, QA team, and customer service representatives to help deliver on our zero bug policy . Your primary responsibilities will include investigating new bugs, identifying and documenting root causes, and supporting our customer service team with … Employment type Full-time Job function Job function Information Technology Industries Software Development Referrals increase your chances of interviewing at Sponsorworks by 2x Get notified about new Software Support Engineer jobs in United Kingdom . Remote Insurance Software Configuration Specialist Manchester, England, United Kingdom 1 week ago Manchester, England, United Kingdom 2 months ago Greater Manchester, England, United Kingdom More ❯
Full Stack WebEngineer - Platform - Equity Only Lab378 Southampton, England, United Kingdom Full Stack WebEngineer - Platform - Equity Only Lab378 Southampton, England, United Kingdom Lab378 is at the forefront of AI-driven solutions, building scalable conversational experiences and multi-agent systems to transform how businesses engage with customers. Our core product for the real-estate sector … property seekers through personalized, real-time home searches and onboarding journeys that drive adoption, satisfaction, and conversions. What will you be doing? Platform Management & Scaling - Own and evolve our web platform’s architecture, ensuring high availability, performance, and security as usage grows. Voice-First & Conversational Features - Integrate and optimize voice APIs (e.g., Google Speech, Twilio) for real-time, hands … support for conferences, courses, and certifications. Ready to help redefine home-search experiences with cutting-edge voice-first AI? Apply now to join Lab378 as our next Full Stack WebEngineer (Platform) ! Seniority level Seniority level Entry level Employment type Employment type Other Industries Technology, Information and Internet Referrals increase your chances of interviewing at Lab378 by 2x More ❯
driven work with a talented and committed team, providing attractive and rewarding benefits for high performers. We seek applicants who care about solving meaningful problems. The role As a Web Rendering Engineer at Sensat, you’ll be working primarily with WebGL (via three.js), Angular and Typescript to ensure that we display geospatial & construction data quickly, intuitively and beautifully. … You’ll have significant experience rendering large, complex 3D datasets in web environments. Whilst you’ll be comfortable in this area, you’ll be excited and motivated to embrace new areas of technology, or novel techniques where the problem requires it; your motivation will come from solving the problem rather than from a specific technology. Nothing in our stack … and team processes. Contribution to maintaining the reliability of Sensat’s enterprise offering. What you'll bring Expertise in 3D, WebGL and Typescript Experience of optimising 3D rendering within web browsers. A passion for quality and writing clean, solid, readable code that scales and performs well, with excellent coding practices and a keen eye for detail. Strong desire to More ❯
Ruddington, England, United Kingdom Hybrid / WFH Options
MHR
team, and your impact. Elevate your career by joining MHR, the pioneering SaaS company leading the charge in the UK. We're on the lookout for a visionary Principal WebEngineer to join the PeopleFirst product team. Your Team You’ll be part of our dynamic People First engineering team, where you'll work with the most cutting … edge technologies, collaborate with experts, and contribute to the rapid growth of our PeopleFirst SaaS system. Your Impact As a Principal WebEngineer at MHR, you're not just writing code – you're architecting the future of software solutions. You'll drive excellence in every aspect, from user interface design to maintaining a high-quality code base, collaborating … with like-minded Web Developers, shaping innovative solutions, and coaching the team to tackle complex business challenges head-on. Working hybrid with 3 days a week in our Ruddington Head Office, your role will be to govern and contribute to the web codebase, driving technology, process and people change to ensure sustainable web delivery across the department. More ❯
Senior Software Engineer (Web & iPortal) About iProov iProov is the world leader in biometric verification. We are on a mission to make the world a safer place for businesses and consumers and work with fantastic customers across a number of industry sectors - organizations using our technology include the US Department of Homeland Security, the UK Home Office, the … our team and play a crucial role in ensuring the successful deployment and operation of our solutions within North American airports and beyond. The Role Reports to : Head of Web & iPortal Development Location : WeWork Waterloo, London, SW16 1JH - Hybrid (at least once per week in the office) Comp: Negotiable (Base) + Company Performance Bonus (10%) + Growth Shares + … iProov UK Benefits iProov's Web SDK is pushing the boundaries of what is possible with web technologies today. The Web SDK provides a widely available, usable product that forms part of a system that delivers a number of social benefits to society, from remote onboarding to banks and healthcare to safe authentication for national infrastructure and More ❯