20 of 20 Permanent Senior Full-Stack Engineer Jobs in London

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 Full-Stack Engineer – VC Backed SaaS - Up to £90k 🚨 💸 Salary: £70-90k + Equity 🏙️ Location: London hybrid (2 days p/week in office) 💻 Tech Stack: Node, Python (Legacy), TypeScript, Next.js, React, AWS, LangChain/MCP 🤖 Frontend leaning … want to build it for the right, practical use cases, we’d love to hear from you. Senior Full-Stack Engineer – VC Backed SaaS ...

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 Django/Full-Stack engineer (Europe/Africa based - Fully remote) This is an exciting opportunity to work on a project for a US-based B2B SaaS client who has a very successful real estate CRM platform. We're looking …/Senior engineer with Python and Django experience (and some React) to join Overloop. We are a close-knit small team, committed to quality code, processes that work, honesty, and seeing things through to completion. A typical working day will involve a 20 minute catch ...

/Senior Django/Full-Stack engineer (Europe/Africa based - Fully remote) This is an exciting opportunity to work on a project for a US-based B2B SaaS client who has a very successful real estate CRM platform. We're looking …/Senior engineer with Python and Django experience (and some React) to join Overloop. We are a close-knit small team, committed to quality code, processes that work, honesty, and seeing things through to completion. A typical working day will involve a 20 minute catch ...

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 ...

Senior Software Developer (Java + Angular/React) Full Stack Hybrid (Surrey - 6 Days per Month) Up to £85,000 + Benefits We're partnering with a specialist technology consultancy delivering mission-critical software across Defence, Civil Aviation, and the Public Sector , and they … must be eligible for SC Clearance to be considered for this role. What you'll be doing: Designing and delivering enterprise-grade, full-stack software solutions Building and maintaining Java-based backend services and REST APIs Developing responsive front-end applications using Angular, TypeScript ...

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 ...

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 ...

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 ...

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 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 ...

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. ...

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 ...

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 ...

SeniorFullStackEngineerTypescript,C#,AWS,IAM,Security OutstandingopportunitytojointhisglobalB2BSaaSleaderasaSeniorFullStackEngineerwithsomesecurityandIAMexposurerequiredtodevelopAPIstoconnecttheirIAMsolutiontotheircoreapplications.ThispermanentroleoffersthechancetoshapehowfullstackapplicationsembraceZeroTrustauthenticationandauthorizationservicesinacutting-edge,AI-drivenenvironment. AbouttheRole: Buildfull-stackAPIsandintegrationsinTypeScript,C#,AWSIAM Deliversecurelogin,SSO,MFA,RBAC/ABAC,andtenantisolationatscale,leveragingAWSservices(Lambda,IAM,CloudFront,APIGateway,CDK) CollaborateacrossProduct,Security,andEngineeringteams,embedidentityintonewfeatures,andupholdengineeringexcellencethroughCI/CD,testing ...