26 to 50 of 90 Front-End Web Developer Jobs in London

encouraging investment into the sector from non-traditional funding streams.The role itself is for a Front-End Software Developer to join the growing team. You'll help to implement our Cell-Stack Web user interface, designing and building ...

DevOps Developer Location: Central London (Hybrid - 2-3 days per week in the office) Salary: Competitive + Benefits The Role We are partnering with a leading organisation to recruit a DevOps Developer to join its Digital Technology DevOps team. This … Demonstrable experience in software development using C# and .NET. Working knowledge of HTML, CSS, JavaScript or TypeScript, with exposure to a modern front-end framework such as Vue or React. Understanding of APIs and experience consuming or building RESTful services. Foundational experience of Microsoft Azure services ...

Systems Developer x 2 Purpose of Role/Job Overview We are seeking 2 talented and motivated Python Developers, one with 1-2 years experience and the other with 2-4 years of experience to join our clients technology team. You will play a key role …/CD tools (e.g. Jenkins, GitHub Actions, Azure DevOps) Experience working in a regulated industry (e.g. financial services, insurance, healthcare) Familiarity with front-end basics (JavaScript, HTML/CSS) for full-stack contributions Knowledge of software security best practices Along with our client ...

requirements and AI models into production-ready software.Architect and implement microservices and event-driven systems that are resilient, fault-tolerant, and performant.Develop front-end user interfaces using Angular, ensuring an intuitive and responsive user experience.Contribute to the entire software development lifecycle, including requirements gathering, design, coding … development.Proven experience in designing and building scalable, high-performance microservices.Demonstrated experience with event-driven architectures (e.g., Kafka, RabbitMQ).Solid experience with modern front-end frameworks, specifically Angular.Experience with AI technologies, including machine learning, natural language processing, or other AI domains.Specific experience with agentic AI development, including ...

Hours: 35 hours per week Contract: Permanent An established and forward-thinking organisation within the public sector is seeking a Full-Stack Developer to design and deliver innovative, high-quality web solutions that enhance … digital impact and user experience across multiple platforms. Responsibilities for the Full-Stack Developer: Design and implement robust front-end and back-end solutions to ensure a consistent and engaging user experience across all digital channels Collaborate with cross-functional ...

Senior Software Developer Location: Central London (hybrid working available) Contract: Permanent | Full-time Salary: £66,000 The Opportunity An exciting opportunity has arisen for an experienced Senior Software Developer to join a collaborative digital team responsible for developing and maintaining a wide … objectives. Key responsibilities include: • Developing new applications and functionality while maintaining and enhancing existing systems • Writing clean, efficient and testable code across front-end and back-end technologies • Gathering requirements and collaborating with stakeholders to define technical solutions • Supporting and mentoring junior developers through ...

organisations leverage cloud platforms and emerging technologies to improve outcomes. Key Responsibilities Design, develop, test, and maintain full stack applications across both front-end and back-end technologies. Build secure, scalable, and high-performing web applications and services. Collaborate with … stakeholders. Support continuous improvement, mentoring, and knowledge sharing across the development team. Essential Skills & Experience Experience developing full stack applications using modern front-end and back-end technologies. Strong programming skills in languages such as JavaScript/TypeScript, Java, C#, Python, or Node.js. Experience ...

Software Developer Location: Central London (Hybrid) Contract: Permanent | Full-time Salary: £58,000 - £60,000 The Opportunity An exciting opportunity for a Software Developer with strong Python and Django experience to join a collaborative digital team. You'll play a key role … with stakeholders on technical solutions Designing and implementing APIs and system integrations Supporting CI/CD pipelines and deployment processes Working across front-end and back-end development Participating in code reviews and supporting knowledge sharing within the team Ensuring development work follows best ...

Frontend Developer – Bootstrap JavascriptBrussels90,000 Plus Bens – Flex WorkingQuant Capital is urgently looking for Frontend Developer to join our high profile client.Our client is a well known insuretech business. They are a small subsidiary of a much larger financial exchange firm.Your … team and the production support of those components.In many cases, you will work with various members of the team to develop new front-end interfaces from scratch, fulfilling a need in the financial and life insurance sectors.You will need to establish testing procedures and where possible ...

Full Stack Developer with 1+ years' experience as a Full Stack Developer, we have an exciting new role we would like to discuss with you. You'll be working on a new platform that guides consumers through the complete online customer journey … components, props, state, hooks and forms. An understanding of how web applications communicate with REST APIs and how front-end and back-end code fit together. Basic SQL knowledge, including selecting, joining, inserting and updating data. Experience with SQL Server ...

Front End React Developer, React, JavaScript, NW London to £80K A leading financial software company are looking for a great JavaScript developer who is proficient with React js. Your primary focus will be on developing user interface components … infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality product is important. Responsibilities Working in a team of Front-End engineers Writing clear & concise code Working closely with Back-End engineers Participate in architecture design code reviews API design with ...

collaborative problem solving, sophisticated design, and quality product is important. Responsibilities Developing new user-facing features using React.js Building reusable components and front-end libraries for future use Translating designs and wireframes into high quality code Optimising components for maximum performance across a vast array … bonus) Familiarity with RESTful APIs Knowledge of modern authorization mechanisms, such as JSON Web Token Familiarity with modern front-end build pipelines and tools (Github actions a bonus) Experience with common front-end development tools such as Babel ...

modern web technologies. This is a hands-on engineering role suited to someone who is comfortable working across front-end and back-end development, cloud-native services, integrations, DevOps, and emerging Agentic AI solutions within a regulated environment. The role … advantageous Key Responsibilities Design, develop, and maintain scalable full stack applications across cloud and web technologies Build responsive front-end applications using modern JavaScript frameworks such as React or Angular Develop secure and scalable back-end services, APIs, and integrations ...

Frontend Developer – Bootstrap JavascriptBrussels90,000 Plus Bens – Flex WorkingQuant Capital is urgently looking for Frontend Developer to join our high profile client.Our client is a well known insuretech business. They are a small subsidiary of a much larger financial exchange firm.Your … team and the production support of those components.In many cases, you will work with various members of the team to develop new front-end interfaces from scratch, fulfilling a need in the financial and life insurance sectors.You will need to establish testing procedures and where possible ...

patterns. Testing and Debugging: Conduct unit and integration testing, debug issues, and ensure high-quality, reliable, and maintainable code. Collaboration: Collaborate with front-end developers to integrate front-end components with server-side logic and maintain smooth user experiences. Continuous Learning … Azure, or Google Cloud. Knowledge of microservices architecture and related tools. Experience with testing frameworks like Mocha, Chai, or Jest. Familiarity with front-end technologies like React, Vue, or Angular is a plus. Experience with back-end technologies like Java or .Net ...

Central London (hybrid working available)Contract: Permanent | Full-timeSalary: 66,000The Opportunity An exciting opportunity has arisen for an experienced Senior Software Developer to join a collaborative digital team responsible for developing and maintaining a wide range of business-critical applications, services and platforms. This role … objectives. Key responsibilities include: • Developing new applications and functionality while maintaining and enhancing existing systems • Writing clean, efficient and testable code across front-end and back-end technologies • Gathering requirements and collaborating with stakeholders to define technical solutions • Supporting and mentoring junior developers through ...

development of our digital products. Your role involves ensuring that the code aligns with these requirements and adheres to our architectural and front-end coding standards. Performance optimisation is key, and you'll employ best practices to enhance our applications. Additionally, you'll stay proactive … flexible and configurable software components Produce well designed, testable, maintainable, secure and efficient code Qualifications You will have an extensive background in front-end development with significant experience working with ReactJS and Javascript (ES6+). Any further experience with Next.js/Angular/Vue.js is beneficial ...

development of our digital products. Your role involves ensuring that the code aligns with these requirements and adheres to our architectural and front-end coding standards. Performance optimisation is key, and you'll employ best practices to enhance our applications. Additionally, you'll stay proactive … flexible and configurable software components Produce well designed, testable, maintainable, secure and efficient code Qualifications You will have an extensive background in front-end development with significant experience working with ReactJS and Javascript (ES6+). Any further experience with Next.js/Angular/Vue.js is beneficial ...

stays ahead of technology. QualificationsExperience of working in a Scrum Team and an Agile environment You will have an extensive background in front-end development with significant experience working with ReactJS. Any further experience with Next.js/Angular/Vue.js is beneficial You will have some … exposure to Python, contributing to the design, build, and support of scalable and secure full-stack web applications using FastAPI. Experience in Unit Testing with Jest Experience with GraphQL with React for efficient data fetching and state management is preferred. Consume and integrate RESTful APIs ...

experience. If our team feels you are better suited for another role, we will reach out about the alternate opportunity.Position Overview:Front-end developers at Squarepoint are instrumental in enhancing user experience on our sophisticated research and trading platforms. You will use React and Typescript … with a heavy emphasis on software development,Up to 4 years experience in a relevant role such as software development,Experience in web development using a modern React stack with TypeScript,Excellent written and verbal communication skills,Willingness to pick up and learn new technologies ...

to join our dynamic team in the public sector. The ideal candidate will possess a strong background in both front-end and back-end development, with a focus on creating innovative and efficient solutions for government-related projects. The successful candidate … applications for public sector projects.Contribute to the entire software development lifecycle in collaboration with cross-functional teams.Create responsive user interfaces using modern front-end technologies and frameworks.Develop secure and efficient server-side logic, utilizing languages and frameworks.Implement security best practices, ensuring compliance with government regulations.Conduct ...

Technology, Applications Development, ProfessionalCompany: CitiFX Client Platforms - Senior UI Software Engineer (Vice President)About the RoleWe are seeking a Senior Applications Developer to join a team delivering pricing solutions for the Foreign Exchange (FX) business. You will cover the full software development lifecycle — analysis, design … engineering across the UI stack: profiling, rendering optimisation, bundle analysis, and low-latency data deliveryContribute and influence architecture decisions for large-scale front-end systems, including monorepo governance and design system adoption across globally distributed teamsChampion best practices in TDD, code review, and AI-assisted development ...

Client Platforms - Senior UI Software Engineer (Vice President) About the Role We are seeking a Senior Applications Developer to join a team delivering pricing solutions for the Foreign Exchange (FX) business. You will cover the full software development lifecycle — analysis, design, implementation, and testing — while … across the UI stack: profiling, rendering optimisation, bundle analysis, and low-latency data delivery Contribute and influence architecture decisions for large-scale front-end systems, including monorepo governance and design system adoption across globally distributed teams Champion best practices in TDD, code review, and AI-assisted ...

looking for a Senior Full Stack Engineer to join Team Web, who is passionate about crafting intuitive front-end experiences and building the backend systems and tools that power them. You’ll play a key role in shaping the future … logic and APIs, manage data flows, and implement systems that integrate with third-party platforms.Optimize website performance by applying best practices in front-end development, including lazy loading, and efficient asset management.Set up and manage infrastructure using tools like Vercel,AWS, Cloudfront, Terraform, and CI/ ...

using modern frameworks and tools. Key Responsibilities Lead by example as a hands on developer, contributing to both front-end and back-end codebases Shape architecture and system design for web applications, with a focus … performance Mentor and support other engineers, championing code quality through thoughtful reviews and shared best practices Design and implement responsive, user friendly web interfaces using modern JavaScript frameworks (Next.js, React) Partner with UX/UI designers to bring designs to life as functional, intuitive experiences About ...