21 of 21 Permanent Senior Full-Stack Engineer Jobs in London

Senior Full-Stack Engineer Fully Remote | UK Salary: Up to £85,000 Neulinx have partnered with a fast-growing B2B SaaS product company to hire an experienced Senior Full-Stack Engineer to join their … What they're looking for 8+ years' experience building production-grade SaaS products Strong hands-on experience with Node.js and TypeScript Solid full-stack background, with professional experience using React or Angular Experience working with relational and NoSQL databases such as PostgreSQL, Redis or MongoDB Comfortable ...

Senior Software Engineer - Full-Stack Location: London Working Model: Hybrid 3 Days Salary: – Up to £128,000 Ready to build tech that actually means something? This team is powering the next generation of electrification — EVs, solar, batteries, heat pumps, smart devices … want ownership, modern tech, and work that actually matters? This one’s worth a serious look. Why This Role Rocks You work full-stack: TypeScript, Node, React, React Native (bonus). You ship features end-to-end — design → build → deploy → monitor. You join a proper engineering ...

Senior Software Engineer (Full-stack) - Permanent | On-Site | London Join a rapidly scaling US-backed startup at a pivotal moment. With significant funding secured and strong momentum, they are establishing their UK presence and offering exceptional equity opportunities for early team members. … Senior Software Engineer, you'll work across our Python and TypeScript stack, contributing wherever the team needs you most. What You'll Be Doing: Develop and maintain FastAPI (Python) and Next.js (TypeScript) applications. Own features end-to-end - from user interface through to infrastructure ...

Senior Full Stack Engineer | Cybersecurity Scale-Up | Fully Remote (UK) Want to use your full stack skills to help stop real-world cyber attacks? This is your chance to join a fast-growing, VC-backed cybersecurity innovator , recognised … understand how they could be compromised — and they’re scaling fast. Now, they’re looking for a Senior Full Stack Engineer to join their Client Facing Applications (CFA) team, where you’ll help shape the customer experience for some of the world ...

Title: Senior Software Engineer Location: London (Hybrid: 2-3 days/week in office) Contract Type: Permanent Salary: up to £100,000(DOE) About the Role We're looking for a skilled and experienced Senior Software Engineer to join a fast-paced … opportunities to specialise or broaden your scope Essential Experience Proven ability to define and deliver long-term technical direction in ambiguous environments Full-stack development experience, with ownership of technical decisions and outcomes Experience designing and deploying scalable, observable, and maintainable systems Familiarity with microservices architecture ...

cutting-edge platform is shaping the future of property intelligence 👩🏽 About the Role We’re looking for a skilled Senior Full-Stack Engine er to join our lean and fast-moving team. This is a development-focused role where you’ll take ownership … welcome, your primary focus will be on turning technical requirements into production-ready solutions. 🎯 What You’ll Do Design, build, and maintain full-stack features across the platform Develop performant and accessible front-end components u sing React (Vite) + Tailwind CSS Build scalable and type ...

About The Role Job Level: 9 UK Wide We are looking for a Senior Software Engineer who will be responsible for designing, developing, and deploying high-quality software solutions. You will work on complex software projects, contributing to the architecture, development, and improvement of software systems. … process optimisation initiatives. Communicate complex technical concepts effectively to non-technical stakeholders. About You Professional knowledge and experience Essential Proven experience in full-stack software development, including design, development, testing, and deployment. Significant hands on experience with Java, Spring Boot and Microservices. Strong understanding of Agile ...

with a fast-growing, product-led company in the cybersecurity space that's looking to hire a Senior Full Stack Engineer to join their engineering team. About the role This is a senior, hands-on role where … Raising the bar on code quality, tooling, and engineering best practices What we're looking for 7+ years of experience as a full-stack engineer Experience in startups or high-growth scale-ups Experience building enterprise SaaS products (background in cybersecurity, threat intelligence ...

GenAI Full Stack Engineer - Consultant/Senior Consultant Salary: £45,000 - £70,000 pa + £4,000 Bonus plus benefits, perks and healthcare options Job Type: Permanent - Hybrid/2 x days per week - Travel to client site Base Locations: London, Manchester … Newcastle, Glasgow Overview: We're looking for a GenAI Full Stack Engineer who is passionate about solving real-world challenges through technology. You'll work closely with senior stakeholders both internally and within key clients to create GenAI strategies that translate business ...

Senior Full Stack Engineer – AI Startup – Up to 150k 🚀🧠 💰 Salary: £80,000 - £150,000 + meaningful equity 🏙️ Location : London, hybrid 💻 Tech Stack : Python, Flask, FastAPI, React, TypeScript, GCP (Backend Leaning) 📈 Team size: 27 heads Our y-combinator backend client … fast paced start-up If this role sounds like it could be of interest, apply now! Senior Full Stack Engineer – AI Startup – Up to 150k ...

technologies including Java, Kotlin, NodeJS, Spring Boot, RESTful microservices, React, NoSQL databases and cloud platforms. Java Full Stack Engineer - Consultant/Senior Consultant Salary: £45,000-£70,748 Base locations: London, Manchester or Glasgow (Hybrid working) Organisation : Global IT Consultancy … passionate Java Full Stack Engineer looking to build modern, impactful digital solutions across a range of transformation programmes? This is an opportunity to join a dynamic, fast-growing engineering community where you'll work with cutting-edge technologies and deliver meaningful outcomes for clients ...

make soime weeks 2 days a week from home. Please also note - sponsorship is not an option here unfortunately. The role As a Senior Software Engineer, you will: Understand complex business problems then propose and implement technical solutions Have input into the architecture, working closely with … Head of Technology and other senior team members Work with other engineers and the business to improve user experiences Bring your experience and enthusiasm to our engineering culture Promote excellence with technical mentoring, feedback, and code reviews Participate in planning sessions, retrospectives, stand-ups and demos Join ...

About The Role Job Level: 9 UK Wide We are looking for a Senior Software Engineer who will be responsible for designing, developing, and deploying high-quality software solutions. You will work on complex software projects, contributing to the architecture, development, and improvement of software systems ...

strategy and product roadmap Requirements Fluent English language speaker. Experience: 5-8 years as a full-stack engineer building production web applications 2+ years at early-stage startups (seed to Series B) Led technical delivery of 2+ substantial features end-to-end (0?production … commerce. A collaborative, high-performance environment spanning London, Shanghai, and beyond. Competitive salary, performance-linked incentives, and flexible working arrangements. Direct exposure to senior leadership, global brand partners, and leading consumer platforms. ...

Senior Full Stack Data Engineer – Decho Group (Part of Accenture) About Decho Group Decho Group is a fast-growing Tech and AI consultancy, founded to solve complex data challenges for governments and enterprises. We specialise in Palantir technologies, advanced analytics … team that thrives on curiosity, collaboration, and bold thinking, working on projects that genuinely change lives and industries. The Role We’re seeking Senior Consultant Engineers who want to apply their technical mastery in AI consultancy and Palantir engineering while shaping the future of data-driven decision-making. ...

make AI safe and reliable for everyone. To help us achieve this, we're seeking a Full Stack Software Engineer to join our team! We're particularly looking for someone with strong Golang, Typescript and Kubernetes experience . Python skills would also … looking for experience of different types of architectures and understanding of the tradeoffs between them. In this role, you'll be a senior contributor to the development and operation of our cutting-edge cloud-based platform. You should have a passion for both science and engineering, a proven ...

Full Stack Product Engineer – SaaS Startup 🚨 We’re excited to partner with a profitable SaaS startup experiencing rapid growth and strong ARR in a short timeframe. Due to increasing customer demand, they’re expanding their engineering team and looking for product-minded engineers … join them on their journey. 💼 Role Details Title: Senior Product Engineer Location: Hybrid – 3 days/week in Central London office Salary: Up to £120k + Equity Tech Stack: Go, TypeScript, React (open to other strong technical backgrounds) ✅ What They’re Looking For Engineers ...

Someone with 3-5 years experience as a full stack dev in a fast growing company. Former founding engineer or engineering lead preferred. Someone who is proficient in Python, React, Typescript, NextJS, AWS, and Terraform Someone who thrives in a fast-paced environment ...

Google, we're becoming the go-to AI education platform for all major exams worldwide. The Role We are looking for a passionate Senior Fullstack Engineer to join our growing team at Medly. This is a new role working closely with our hands-on Technical ...

GenAI Full Stack Engineer - Consultant/Senior Consultant Salary: £45,000 - £70,000 pa + £4,000 Bonus plus benefits, perks and healthcare options Job Type: Permanent - Hybrid/2 x days per week - Travel to client site Base Locations: London, Manchester … Newcastle, Glasgow Overview: We're looking for a GenAI Full Stack Engineer who is passionate about solving real-world challenges through technology click apply for full job details ...

performance, and delivering across an entire stack, this role is for you. What You'll Do Design, build and deliver full-stack features Architect and maintain APIs, microservices and data-driven backend systems Lead system design discussions and influence long-term technical direction Ensure … Databases: PostgreSQL Caching/Search: Redis, ElasticSearch (Deep experience in all is not required - strong engineering fundamentals are.) About You 5+ years full-stack development experience Strong understanding of modern software architecture, design patterns and scalability Expert in at least one backend ecosystem and one frontend ...