26 to 45 of 45 Next.js Jobs in Berkshire

hands-on role in a small, agile team, ideal for someone who wants to grow quickly, take ownership, and see their work make a visible difference. 💻 Tech Stack Frontend Next.js (App Router, React Server Components) React + Zustand shadcn/ui + TailwindCSS Zod (for validation) Backend NestJS + TypeORM Redis + Bull/BullMQ Jest (for testing) Architecture & Infrastructure … codebase pnpm monorepo Docker + Kubernetes SQL databases 🎯 Key Responsibilities Design, build, and maintain scalable full-stack features using TypeScript Develop intuitive, high-performance user interfaces with React/Next.js Implement robust APIs and backend logic with NestJS Work with data pipelines, integrations, and AI-driven services Write clean, maintainable, and well-tested code Collaborate closely with founders, designers, and … product leads 💼 Candidate Requirements Strong experience with Typescript (personal projects are okay) Minimum 1 year of commercial experience with JavaScript/Node.js Strong experience with React/Next.js and NestJS Solid understanding of SQL databases and API design Comfortable working in a fast-paced startup environment Excellent communication and problem-solving skills 🌟 What’s on Offer Salary up to More ❯

that’s more your path No LLM hype machine Just practical, user-first AI applied to real problems You’ll thrive here if You’re fluent in TypeScript + Next.js , and you’ve shipped real product at pace You’ve worked in start-ups or fast-moving tech teams You think like a builder, not just an engineer — product-focused More ❯

grow quickly in a cutting edge AI environment. What You’ll Do - Build and scale cloud native systems with performance and security in mind - Develop with TypeScript, React/Next.js, Node.js and Python - Manage SQL and NoSQL databases (PostgreSQL, MongoDB, Redis, etc.) - Deploy to Google Cloud (GCP) using Docker, Kubernetes and CI/CD pipelines - Work closely with designers, product … leads and fellow engineers What You’ll Bring - Strong full stack experience with TypeScript and Python - Expertise in React/Next.js and backend microservices - Solid understanding of database design, CI/CD and cloud deployment - A passion for clean, scalable systems and continuous learning Join a team of brilliant minds where you’ll make a real impact shaping the future More ❯

build and scale their AI-enabled workspace for professional services, investment banking, and asset managers. What you’ll be doing Building and maintaining frontend web applications using React and Next.js Developing, testing, and deploying backend services and APIs (Python preferred, e.g. Django, FastAPI) Working closely with founders, design, growth, and other engineers to ship high-impact features Ensuring scalability, performance … improve engineering practices across the team What they’re looking for At least 5 years’ professional software engineering experience Strong experience delivering production-grade web applications with React and Next.js Solid backend skills, preferably in Python , with good understanding of both relational and NoSQL databases Familiarity with Git and collaborative workflows, background workers/task queues (e.g. Celery, RQ), and More ❯

of our engineering team, you will contribute to the development of our new web application, powered by a Headless CMS, using the latest frontend technologies. Working with a modern Next.js TypeScript stack, your primary focus will be on coding, testing, and enhancing the functionality of Travelex's and partner applications. Being part of the Online team, you will be working … when needed Knowledge of best practices in security, performance and accessibility Skills, knowledge, and experience: Must have: 8+ years of experience in frontend development Demonstrated strong fluency with TypeScript, Next.js and React Experience with design systems, component libraries and Storybook Familiarity with state management libraries Experience with the testing pyramid and tools such as Vitest, Jest, Playwright Strong understanding of More ❯

speed vs. scalability Drive engineering best practices (code review, testing, CI/CD) Ensure reliability, security, and performance at scale Hands-On Engineering Write production code in React/Next.js, Node.js/NestJS, Python Build complex features (especially multi-party coordination workflows) Optimize AI model performance and conversational flows Debug critical production issues Team Building Hire and mentor world-class … AI and software engineers Build high-performing, collaborative engineering culture Scale the team strategically (currently 3 engineers → 10+ by EOY) 🛠️ Tech Stack Frontend: React • Next.js • Tailwind • React Query • Shadcn/ui Backend: Node.js • NestJS • MongoDB • Redis • BullMQ • Microservices • GCP AI/ML: Python • LangChain/LangGraph/LangSmith • Qdrant (vector DB) • Pydantic • FastAPI Integrations: WhatsApp Business API • Email • SMS • Webhooks More ❯

the CEO on roadmap, demos, and sales. What you need to bring: Backend/API experience at scale. Database & infrastructure background (Postgres, Elasticsearch, scraping). Front end (React/Next.js) ideal. Startup grit, passion & exciting to build something special! What’s in it for you: 20%+ vested equity as milestones are hit. A view to be a real co More ❯

building and maintaining the web applications and APIs that power our ecosystem — everything from client dashboards and integration tooling to our own internal products. Our stack includes React, TypeScript, Next.js, and Google Cloud Platform (GCP). You’ll collaborate closely with designers to create exceptional user experiences, and with platform engineers to design and implement serverless APIs and background services … role — 4 days in the office (Mayfair, London) and 1 day working from home. What You’ll Do Build and maintain performant, reliable web applications using React, TypeScript, and Next.js Contribute to our serverless GCP architecture — including Cloud Functions, Firestore, and Cloud Run Collaborate with designers and product managers to deliver beautiful, intuitive user interfaces Write clean, testable, and maintainable … product features from concept to production Who We’re Looking For 2–4 years’ experience as a software engineer (or equivalent commercial experience) Strong knowledge of React, TypeScript, and Next.js Experience with GCP or another cloud provider (e.g. AWS, Firebase, or Azure) Understanding of API design and asynchronous data handling Familiarity with CI/CD workflows and version control (Git More ❯

Senior Frontend Engineer – Next.js/React Location: Monument WeWork in London Type: Full-Time About Admanage.ai We’re building the Cursor for ad management. Admanage.ai helps companies launch ads 10x faster on Meta & TikTok. Created by top performance marketers who’ve managed over $50M+ in ad spend. Our mission? Level the playing field by giving every business access to enterprise … for state management, testing, and performance. You’re not here to maintain, you’re here to build a complex UI that’s robust and well-tested. 🔧 Tech Stack Frontend: Next.js 14, React 18, TailwindCSS, Radix UI, Framer Motion State Management: Zustand Testing: Vitest Backend (light exposure): Node.js, Prisma, MySQL Infra: R2 Cloudfalre, AWS S3, Vercel Auth: NextAuth.js APIs: Facebook Marketing … end-to-end: idea → build → optimize for robust testing, speed and UX You Might Be a Fit If You... Have 2-7 years of experience building production React/Next.js apps Are skilled at state management in large, complex apps Believe testing is part of building, not an afterthought Care about performance, UX, and clean design systems Communicate clearly, move More ❯

Senior Full Stack Engineer – THE AI Scale-Up of 2025 | Future Unicorn Up to £125,000 plus excellent stock options London Office - 2 days a week Next.js | React | Typescript | Node Are you a product-focused Senior Full Stack Engineer who enjoys autonomy and wants to build products from end-to-end? If so, read on... Senior Full Stack Engineer – We … have found product market fit for their industry disrupting, AI-powered SaaS platform. The Senior Full Stack Engineers will have a high degree of autonomy, using modern technology like Next.js, React and Typescript to build new products and features across the stack, making decisions to deliver outstanding user experience to their customers. They believe in building fast and iterating, working … Stack Engineer for them? The Senior Full Stack Engineer will have experience of building complex solutions in product-driven companies with good knowledge of some or all of React, Next.js and Typescript on AWS. You will need a product mindset, working closely with the product team and being comfortable making decisions on new products and features which will impact users. More ❯

applications from the ground up and shaping the future of financial product delivery. Full-Stack Node.js/React Developer – Key Responsibilities Build the new Node.js/React client stack (Next.js experience a plus) Integrate with existing Ruby services, adding APIs or middleware as needed Drive secure, multi-tenant authorization/authentication (OIDC/OAuth) Contribute to frontend design and user … data, regulatory constraints) Excellent communication - able to present technical decisions to product/business stakeholders Desirable/Bonus Experience in financial services, payments, banking or regulated environments Exposure to Next.js, Vue.js, or other JS frameworks Prior work migrating legacy systems or transforming architecture Familiarity with containerisation, microservices, AWS deployments Please apply now if this role is of interest. More ❯

wants to work across the stack, learn from experienced engineers, and contribute to building meaningful software from day one. You’ll be working with modern web technologies — React, TypeScript, Next.js, Tailwind CSS — with the backend hosted on AWS. This is a hands-on role where you’ll get real responsibility quickly, and the chance to develop your skills in a … passion for technology — whether through personal projects, internships, open-source contributions, or hackathons Familiarity with at least one programming language (JavaScript, TypeScript, Python, etc.) Willingness to learn React, TypeScript, Next.js, Tailwind CSS, and AWS A collaborative mindset and eagerness to be part of a growing team Why Join? Work with a modern tech stack and learn from experienced engineers Be More ❯

Stack Engineer to help us build the next generation of applied AI tools. What You’ll Do Build and ship production features end-to-end across Python , SQL , and Next.js . Design APIs, data pipelines, and UIs that make complex model outputs intuitive and actionable. Own architecture and design decisions — schemas, modularisation, and system patterns. Refactor and optimise existing systems … re Looking For 5+ years’ experience building production software (exceptional 4+ considered). Strong proficiency in Python and SQL for scalable back-end systems. Skilled with TypeScript , React , and Next.js for high-quality front-end work. Solid testing habits and CI/CD experience. Product-focused mindset and attention to code quality. Comfortable working on-site in a fast-paced More ❯

Title: Software Engineer (Fullstack) Salary/Package: £70k-£90k + Equity Company Sector: Fintech (Sustainability) Tech: TypeScript, Node, React, Next, GraphQL Location: Central London (London Bridge/Bank) WFH/Hybrid: 3 days a week on site Bounce are partnering More ❯

optimising services that power our EV testing, reporting, and data-sharing products. This role is primarily backend-focused, but familiarity with modern frontend frameworks (React/React Native/Next.js) is a bonus. Key Responsibilities Develop and maintain robust, high-performance .NET 8+ APIs and services. Work with Azure Functions , Blob Storage , Queues , and SQL/NoSQL databases to build … end ownership. Passion for clean architecture, performance, and testable code. Interest in the EV, sustainability, or data analytics space is a plus. Nice to Have Experience with React/Next.js/React Native or TypeScript . Experience integrating third-party APIs (OEM, OBD, or telematics data). Familiarity with data pipelines and event-driven design. Understanding of CI/CD More ❯

Senior Frontend Engineer £100K - £120K base + meaningful equity (think early-stage upside, not crumbs) London, onsite 4 days per week (non-negotiable) A well-funded, London-based AI startup (Series A, backed by tier 1 funds and some very More ❯

them identify, assess, manage, and mitigate risks effectively. Their platform offers software solutions that support enterprise risk management, compliance management, health and safety, and incident reporting. Stack: React, Node, Nextjs, AWS Responsibilites: Develop and maintain responsive web applications using React and Next.js for frontend development. Write scalable, reusable, and efficient TypeScript code for both frontend and backend. Build and manage More ❯

perfect designs with obsessive attention to detail Collaborate closely with design teams to bring concepts to life with technical excellence Develop and maintain features across our mobile app and Next.js web platform Build robust, scalable solutions that handle our rapidly growing user base Optimize performance and ensure smooth user experiences across all platforms Integrate with AI/ML services and … technical input on feasibility and implementation Continuously improve app retention and engagement through thoughtful UX improvements Requirements Technical Expertise: Expert-level proficiency in JavaScript and relevant frameworks such as Next.js Design Sensibility: Demonstrated passion for exceptional UI/UX design, animations, and micro-interactions Mobile Development: React Native experience would be helpful, but is not essential B2C Experience: Track record More ❯

hires — someone ready to shape the platform from the ground up. What You’ll Do Build APIs and backend services in C#/.NET 8+ Develop frontend experiences using Next.js and TypeScript Work in a modern Azure environment (Functions, Container Apps, Event Grid, Service Bus) Influence architecture, performance, and developer experience decisions Collaborate in a DevOps-driven culture, shipping iteratively … and continuously Experiment with AI to solve problems creatively Who You Are 3+ years as a full-stack or backend engineer Strong in C#/.NET and Next.js/TypeScript Experienced with serverless or containerized applications (Azure experience is a plus) Comfortable working with autonomy, ownership, and a fast-moving product Collaborative, communicative, and confident sharing your work Pragmatic with More ❯

AI specialists to deliver intelligent, high-impact features. Key Responsibilities: Build and maintain end-to-end product features used by enterprise customers. Develop modern, responsive interfaces using React/Next.js . Design and optimize APIs, data pipelines, and integrations using Python (FastAPI/Django) . Collaborate with design, product, and AI teams to deliver new functionality quickly and reliably. Contribute … scalability, and engineering best practices. What We’re Looking For: Proven experience as a Full-Stack Engineer in a startup or fast-paced environment. Strong proficiency in React/Next.js and Python (FastAPI/Django) . Experience shipping scalable, production-grade software. Exposure to or interest in AI/ML-driven products . Startup experience or comfort with high ownership More ❯