1,551 to 1,575 of 2,318 TypeScript Jobs in the UK

optimize performance and reliability across the trading stack from venue connectivity to engines. You will implement exchange-facing modules in C++, Rust, Python, and TypeScript, improve stability, and contribute to monitoring and releases in a fast-paced trading environment. #J-18808-Ljbffr ...

interest initiative is looking for an Integration Engineer to design, develop, and maintain integrations for AgeKey services. The role requires expertise in JavaScript/TypeScript and a strong background in software development with APIs. An ideal candidate will have at least 5 years of experience and will serve ...

test coverage and timely releases. The role requires strong automation and performance testing experience, leadership of QA efforts on sizeable projects, and expertise in Typescript and Python. Immigration support is provided for a smooth transition. #J-18808-Ljbffr ...

Jain Global is seeking a Senior UI Platform Engineer to join in London. You will help build reusable frontend foundations, maintain shared React/TypeScript packages, and shape onboarding and access experiences across teams. The role focuses on platform engineering for internal web apps, with emphasis on authentication, observability ...

involves developing user-facing features, optimising application performance, and collaborating with a diverse team. Ideal candidates should have a solid engineering background, proficiency in TypeScript, Node.js, and React, and a passion for building tools in a fast-paced startup environment. The position is based in London, with support ...

Quant Frameworks to develop systems that support high-impact research. The role involves designing a core scheduling platform in F# and contributing to a TypeScript/React UI, enhancing the efficiency of computational workloads. The position offers highly competitive compensation, a generous annual leave of 35 days, comprehensive healthcare ...

pipelines, execution engines, and analytics tools in collaboration with portfolio managers and researchers to bring new ideas to production. You will work with Python, TypeScript, Rust, or C++, building scalable systems, APIs, and data processing pipelines, while integrating exchange APIs and market data to support both systematic and discretionary ...

Hydrogen Group is seeking a Front-End Engineer to build modern investment analytics applications in the UK. You will craft responsive interfaces using TypeScript and React, delivering intuitive workflows for portfolio comparison, risk and performance analysis. You will integrate with APIs, work with complex datasets, and visualise data with ...

technical direction, scale systems for a global audience, and push AI-driven iterations that impact 100,000+ users daily. We use Ruby on Rails, Typescript, PostgreSQL on GCP, with React + TS on the client and shadcn design system. Equity and strong benefits accompany the role. #J-18808-Ljbffr ...

embed with traders and turn alpha signals into scalable production tools. You will own products from prototype to production, working with C++, Python and Typescript on Linux in low-latency environments, while collaborating with Data, Research, and Execution Engineering teams. #J-18808-Ljbffr ...

high engineering bar and helping the team scale a complex, data-intensive system with confidence. You will own the technical direction across NestJS, Node.js, TypeScript and AWS, design well-typed APIs, enforce clear boundaries, and ensure observable, recoverable operations. #J-18808-Ljbffr ...

join their London team. In this role, you'll own features from architecture to production, collaborating with engineers to create responsive web applications using TypeScript, React, and Next.js. We're seeking individuals with a strong portfolio in consumer-facing products and a passion for clean energy. The role emphasizes ...

join the Dealing Journeys squad in Bristol, delivering mobile experiences for millions of clients. You will develop and maintain React Native applications using TypeScript, collaborating with engineers, product managers and designers to ship valuable features with emphasis on performance and reliability. The role focuses on end-to-end mobile ...

secure backend that links internal Figma workspaces to a client-facing asset portal. You will implement a high-performance API (NestJS or Express with TypeScript) to fetch assets from Figma, apply on-the-fly watermarking and scaling, and securely store assets in AWS S3 with JWT-based authentication ...

stack and collaborate with product, design, and engineering teams while operating with a high degree of independence. You’ll build frontend features with TypeScript and Vue 3, contribute to backend services with Node and Prisma, and help shape the product direction in a hybrid work environment. #J-18808-Ljbffr ...

Spotify is seeking a Senior Web Engineer to build end-to-end features for our internal Premium offers platform. You will develop with TypeScript, React, and Next.js, design and consume GraphQL APIs, and work with gRPC and Protocol Buffers in distributed services. You’ll own database schemas in PostgreSQL ...

connect instruments and robotics, and collaborate with scientists and automation engineers to translate workflows into scalable software. You’ll work with Python and TypeScript, handle large-scale datasets from lab instruments, and help ensure reliable, maintainable systems that accelerate assay development in a #J-18808-Ljbffr ...

Active is seeking a Web Engineer to join the Digital & Technology Transformation Team in London. You will build and maintain modern web apps using TypeScript, React, Next.js and related technologies, contributing to a scalable multi-market web platform. Collaborating with product managers and designers, you will help evolve ...

will own features end to end, write API contracts, and guide migrations while maintaining high standards for security and performance. You’ll work with TypeScript, React, and Next.js in a server-side rendered stack, shaping AI-enabled workflows and modern frontend practices across the department. #J-18808-Ljbffr ...

Modo Energy is hiring frontend engineers to join one of our product teams: Terminal, Data, Ko, or Modelling. You'll build a shared TypeScript, React, and Next.js frontend in a monorepo and ship against a company-wide design system. We value fast learners who ship with autonomy, move across ...

team and interacting with users to create user-centric products. Candidates should have engineering experience, a strong background in LLM solutions, and proficiency in TypeScript and React.js. The position offers competitive compensation, relocation assistance, and a vibrant startup environment, fostering creativity and innovation. #J-18808-Ljbffr ...

Modo Energy is hiring frontend engineers to join one of our product teams. You’ll contribute to a shared TypeScript, React, and Next.js codebase in a monorepo and build against our design system. You’ll ship features across the Terminal, Data, Ko, or Modelling teams, with autonomy and opportunities ...

crucial role in shaping their innovative software. The candidate will be responsible for writing front-end and back-end code in JavaScript and TypeScript, and will work collaboratively on architecture and feature development. Prior experience in the charity sector is preferred as they aim to build technology that directly ...

will work closely with Product Managers, QA, and cross-functional teams to deliver intuitive, performant interfaces. You’ll apply modern frontend tech (Angular preferred), TypeScript/JavaScript, and a strong testing discipline, while advocating for accessibility and security. #J-18808-Ljbffr ...

Grid frontend, building features, fixing issues and improving usability. The role offers collaboration with senior engineers, guidance, and opportunities to learn Scala/Play, TypeScript, and mobile cross‐platform development as the product evolves from MVPs to a full companion to desktop. #J-18808-Ljbffr ...