151 to 175 of 185 Senior Full-Stack Engineer Jobs in London

requiring robust, performant, and reliable infrastructure as much as polished user-facing interfaces.We’re looking for a Senior Full Stack Engineer to join Team Web, who is passionate about crafting intuitive front-end experiences and building the backend systems and tools that ...

Applied Intuition UK in London is seeking a Senior Fullstack Engineer to join our UK team. You will design and ship production software spanning front-end and back-end, ensuring coherence with the broader product line. You will work closely with designers and product managers, owning ...

front-end, and mobile codebases, applying scalable architectures and AI-enabled features to a global user base. The role requires strong full-stack capabilities, collaboration with UX, Product, and Sales, and a proactive approach to building reliable, high-performance software. #J-18808-Ljbffr ...

thoughtfully rather than rewriting it, and being trusted to deliver without heavy supervision, this role will feel unusually well-matched. The role As Senior Fullstack Software Engineer, you will help design, build and maintain the production systems that power Outsmart’s platform. You’ll work closely … systems that matter. The environment We are a small, intellectually serious company. That has advantages and responsibilities. You will: Speak directly with senior decision‐makers when needed Operate without perfect documentation Balance speed with long‐term maintainability This role suits someone comfortable with autonomy, accountability and cross‐functional ...

Burendo Limited is seeking a Senior Full Stack Engineer to join a hybrid London team, supporting and enhancing a broad set of applications and ecosystems. You will own BAU operations, lead incident resolution, and contribute to ongoing improvements in a managed service ...

storage, security, artificial intelligence, natural language processing, UI design and mobile; the list goes on and is growing every day. As a software engineer, you will work on a specific project critical to the company’s needs with opportunities to switch teams and projects … evolve. We need our engineers to be versatile, display leadership qualities and be enthusiastic to take on new problems across the full-stack as we continue to push technology forward. We are modifying third-party content at every level, and inserting new content and ads into ...

Gravy is seeking a Senior Software Engineer to join a fast-growing team building AI-native features across the full stack. You will own critical features from frontend interfaces to robust backend services and data layers, leveraging TypeScript/Node.js and AI tooling. ...

Humaans is building the next generation of infrastructure for the workplace; software designed for companies that are scaling fast, operating globally, and pushing into new boundaries. What started as a system of record has evolved ...

United States Digital Space LLC in London seeks a senior Python backend developer to design and build scalable microservices. You will work on an application for a major trader, contributing to architecture, integration, and deployment strategies. The role requires deep Python expertise (FastAPI, SQLAlchemy) and experience with microservices ...

leading cybersecurity firm in Greater London is looking for a Senior Software Engineer to join its Privacy & Data Security team. In this role, you will lead complex projects, design and develop new functionalities, and mentor team members. Candidates should have 5+ years of experience, along with ...

Ebury in London is seeking a Senior Fullstack Engineer for the Payments Experience (PayE) team. You will help scale the main web application and build tooling enabling product teams to ship features efficiently. Your mission is to enable independent development across teams while maintaining a unified ...

Incubator for AI (i.AI) in the UK is hiring Full Stack Engineers to build AI-enabled public services. You will join a small, cross-disciplinary team and own problems end-to ...

Macrobond is seeking a Senior Fullstack Engineer to join our London team, building AI-native products and workflows. You will design, build, and maintain end-to-end product capabilities across frontend, backend, and data layers, working closely with Product, Design, and AI teams to enable faster ...

others grow and empowering organisations to succeed in the long term. At Burendo, we’re seeking a Senior Full Stack Engineer to join our team, supporting and enhancing a diverse range of applications and ecosystems. You’ll operate within an L2/ ...

Full Stack Engineer London N1 – Full Time – Hybrid – Salary Dependent on Experience Ready to revolutionize global logistics? Join Reelables and help us transform how the world tracks packages. We’re pioneering paper-thin smart shipping labels using Bluetooth and 5G to track … development practices as the product and team scale • Mentor others and contribute to a thoughtful engineering culture Experience: Core Technical Skills • Strong full-stack experience, with confidence working across frontend and backend codebases • Frontend: Solid experience with TypeScript and modern frameworks (React/Vue) • Backend: Experience ...

growing engineering company in Greater London is seeking a Senior Fullstack Software Engineer responsible for designing, building, and maintaining critical production systems. The role emphasizes ownership, systems thinking, and high-quality engineering on mature platforms. The ideal candidate will have 8-15 years of experience, strong … complex legacy code. This position offers an opportunity to make architectural decisions and contribute to the company's operational growth, while working alongside senior decision-makers. #J-18808-Ljbffr ...

York Job Overview Macrobond is building a dedicated engineering capability to accelerate the development of AI‐native products and workflows. As a Senior Fullstack Engineer, you will play a key role in delivering scalable, high-quality software across the platform, contributing to areas such as semantic ...

Darwin Recruitment is seeking a Senior Full Stack Shopify Hydrogen Developer for a 6-month freelance engagement. The role is remote (Europe-based) with 100% remote work. You will contribute to a headless Shopify Hydrogen build for a cosmetics group, supporting both ...

part of. Libraries and frameworks: gRPC, Redux, React Native, React, Next.js About you: You are a full-stack engineer with at least 5 years’ experience You are fast and love to deliver incredible code You can reduce complex problems to simple solutions You want … team You are excited by what we're building at Emma Our process: Take-home assessment Screening with internal recruiter Technical call with Senior member of the team Recruiter sync Onsite interview with CTO & CEO Dental care Reduced gym memberships Cashback benefits & discounts Referral Scheme: talented individuals ...

Flagstone Group is an online savings platform seeking a Senior Full Stack Engineer to help forge a new path in fintech. You will work in an Agile team, delivering high-quality systems with a focus on C#/.NET, Azure, and React. ...

Requisition # CSQ327R269 As a Forward Deployed Engineer Architect you will work with customers to build and productionize solutions to their data & AI challenges using the the company platform. You will own the architecture, lead design decisions, and implement end-to-end systems spanning data engineering ...

Hello. We’re Teya.Teya was founded on a simple belief: local businesses deserve better.They are the cafés, restaurants, salons, shops and entrepreneurs that bring character to our high streets, create jobs and keep communities moving. ...

Atos SE is seeking a Senior Full Stack Engineer to design and deliver complex software across multiple tech stacks. You will collaborate with clients and internal stakeholders, guiding hands-on development while shaping architecture and delivery. The role sits within ...

Latyn in London is seeking a seasoned Full Stack Engineer to design and scale AI-native applications for financial services. You will own core product development, collaborate with founders, and drive architecture decisions. The role requires expertise in React, Next.js, Python (FastAPI/Django ...

DESCRIPTION Push the limits of what's possible with us as an experienced member of our Software Engineering team. As an Experienced Software Engineer at JPMorganChase within the Global Technology team, you serve as member of an agile team to design and deliver trusted market-leading technology products ...