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Senior Software Engineer, Front-End or Full Stack United Kingdom, London Jobs

33 Job Offers

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Full Stack Engineer
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Lead the architectural evolution of a cutting-edge Data & AI education platform as a Full Stack Engineer. You'll design scalable PostgreSQL schemas, build GCP APIs, and develop sophisticated UIs with Vue.js. This remote UK role offers a chance to mentor junior engineers and own complex features e...
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United Kingdom , Home based, UK (with occasional travel to our London office)
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Cambridge Spark
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Until further notice
Senior Full Stack Engineer
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Join our London team as a Senior Full Stack Engineer. You will own the full engineering lifecycle, designing scalable features for our payments platform. We seek a proactive leader with 5+ years' experience in backend development and cloud platforms. Enjoy a flexible, collaborative culture where ...
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United Kingdom , London
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Sokin
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Senior Full Stack Engineer
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Join an innovative nature-tech leader in London as a Senior Full Stack Engineer. You'll build scalable, cloud-based microservices with Golang/Python and craft user interfaces using React/TypeScript. This hybrid role offers the chance to own impactful features from concept to deployment, transform...
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United Kingdom , London
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100000.00 GBP / Year
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Formula Recruitment
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Senior Software Engineer - Java Full Stack, Futures Engineering
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Lead the development of a Cleared Derivatives back-office system in London. This senior Java Full Stack role requires 7+ years of back-end expertise, financial industry experience, and skills in microservices, Kafka, and Kubernetes. Contribute to ReactJS front-end and enjoy competitive compensati...
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United Kingdom , London
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Clear Street
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Software Engineer - Java Full Stack, Futures Engineering
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Join our Futures Engineering team in London as a Java Full Stack Software Engineer. You will build scalable microservices and event-driven systems with Java, Kafka, and Kubernetes, while contributing to ReactJS front-ends. This role requires 3+ years of Java experience within a financial institut...
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United Kingdom , London
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Clear Street
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Full stack C# / Angular Developer
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Join a leading Hedge Fund in London as a Full Stack C# / Angular Developer. You will enhance real-time trading systems and data warehousing, migrating services to a Microsoft Orleans platform. Strong C#, Angular, and financial instruments knowledge (Bonds, Equities) is required. Contribute to mod...
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United Kingdom , London
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80000.00 - 90000.00 GBP / Year
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Morson Talent
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Full Stack Developer
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Join VIDA in London as a core Full Stack Developer. Build a groundbreaking MSK platform, shipping impactful features across frontend and backend systems. We seek a product-minded engineer with 3+ years' experience in strongly typed backends and JS frameworks. Enjoy share options, learning leave, ...
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United Kingdom , London
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55000.00 - 70000.00 GBP / Year
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Vitrue Health
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Software Engineer (Full Stack)
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Join Brickwise in London to build 'Alice,' a revolutionary AI property manager. As a Full Stack Engineer, you'll use Node.js, React, and TypeScript to ship impactful code across the entire stack. Enjoy a top 10% salary, significant equity, and a vibrant team culture.
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United Kingdom , London
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60000.00 - 80000.00 GBP / Year
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YC Work at a Startup
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Senior Full Stack Engineer
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Join a fast-growing tech company in London as a Senior Full Stack Engineer. You will design scalable applications using Vue.js, PHP, and MySQL, while mentoring a talented team. Enjoy a flexible culture and work on products impacting millions of users daily.
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United Kingdom , London
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Arrive
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Full Stack Developer
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Join Barclays in London as a Full Stack Developer to shape the future of FinTech. You will design high-quality software using Java 17+, Spring Boot, and Kafka in a microservices architecture. We offer private medical care, pension contributions, and a culture focused on innovation and technical e...
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United Kingdom , London
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Barclays
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Senior Full-Stack Engineer - Physical AI
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Join Encord in London as a Senior Full-Stack Engineer for Physical AI. Build the AI data infrastructure of the future, tackling large-scale data, 3D rendering, and ML models for top robotics firms. Enjoy high autonomy, end-to-end ownership, and a competitive package with equity in a fast-growing,...
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United Kingdom , London
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Encord
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Senior Full Stack Engineer
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Join our London team as a Senior Full Stack Engineer. Develop scalable AWS microservices and Vue.js/React front-end applications in a .NET/C# environment. You will lead technical initiatives, build RESTful APIs, and mentor engineers to streamline partner onboarding.
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United Kingdom , London
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Just Eat Takeaway.com
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Frontend-leaning full-stack Software Engineer
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Join a remote-first team as a Frontend-leaning Full-Stack Engineer. Use React and TypeScript to build user-facing features in a product trusted by freelancers. Embrace an ownership culture, AI-assisted development, and work in UK-friendly timezones. Enjoy benefits like a MacBook Pro, healthcare, ...
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United Kingdom , London
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YunoJuno
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Explore senior-level opportunities in cutting-edge technology with our curated list of Senior Software Engineer, Front-End or Full Stack jobs. These roles represent the pinnacle of web and application development, where seasoned professionals architect, build, and maintain the sophisticated digital products that power modern businesses and user experiences. Senior engineers in these domains are technical leaders, responsible for the entire software development lifecycle, from conceptualization and design to deployment, optimization, and ongoing iteration. They bridge the gap between complex business requirements and elegant technical solutions, ensuring systems are scalable, maintainable, and deliver exceptional user value. A Senior Front-End Engineer specializes in crafting the client-side layer that users directly interact with. Their core mission is to build intuitive, responsive, and high-performance user interfaces. Typical responsibilities include translating design mockups into functional, accessible code using frameworks like React, Angular, or Vue.js; optimizing applications for maximum speed and scalability; ensuring cross-browser compatibility; and implementing robust state management. They are deeply proficient in JavaScript/TypeScript, HTML, CSS, and modern build tools, with a keen eye for UX/UI principles and front-end performance metrics. A Senior Full Stack Engineer possesses mastery across both the front-end and back-end spectrum. They design and develop complete applications, handling everything from user-facing components to server-side logic, databases, and APIs. Common duties involve architecting overall system design, developing RESTful or GraphQL APIs, designing data models, writing server-side code in languages like Node.js, Python, or Java, and integrating with various data storage solutions. They ensure the seamless flow of data and functionality between the client and server, making critical decisions on technology stacks and infrastructure considerations. Typical skills and requirements for these senior roles extend beyond pure coding. Employers seek professionals with 5+ years of experience demonstrating a proven track record of shipping complex products. Expertise in modern frameworks and languages is a given, but equal emphasis is placed on software architecture, system design, and the ability to make long-term technical decisions. Strong collaboration skills are essential, as these engineers frequently work with product managers, designers, and other stakeholders to define requirements and translate them into technical specs. Leadership qualities such as mentoring junior developers, conducting code reviews, advocating for best practices, and driving technical excellence within a team are hallmarks of the position. A proactive problem-solving mindset, the ability to work in ambiguous environments, and a product-focused obsession with quality, performance, and user experience are the defining traits of successful candidates. Discover your next career-defining challenge by browsing our comprehensive selection of Senior Software Engineer, Front-End or Full Stack jobs today.

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