1 to 25 of 200 Permanent Senior Full-Stack Engineer Jobs in London

development, who are adaptable, enjoy solving problems and are keen to learn new technologies.Key ResponsibilitiesDesign, develop and maintain scalable, secure and reliable full-stack applications.Contribute to software architecture and technical design decisions.Work across frontend and backend development, adapting to different technologies depending on project requirements.Mentor junior … development processes and technical documentation.Engage with technical and non-technical stakeholders to understand requirements and recommend solutions.Skills & ExperienceWe’re looking for experienced full-stack engineers with strong expertise in at least one of the following technology stacks:Java/KotlinC#/.NETPythonJavaScript/TypeScript – React, Node.js ...

Select how often (in days) to receive an alert: Senior Software Engineer, Full-Stack Applications - Ratings Technology (London) Requisition ID: 50676 Business Unit: Fitch Group Category: Information Technology Location: London, GB Date Posted: Sep 18, 2026 As one of the world … Solutions. With dual headquarters in London and New York, Fitch Group is owned by Hearst. Senior Software Engineer, Full-Stack Applications – Ratings Technology Fitch Ratings is seeking a Senior Software Engineer to join our global Ratings Technology team ...

Select how often (in days) to receive an alert: Senior Software Engineer, Full-Stack Applications (Java) Requisition ID: 50948 Business Unit: Fitch Group Category: Information Technology Location: London, GB Senior Software Engineer, Full-Stack … innovation and work-life harmony We'll Count on You To: Define technical vision and accelerate AI-enabled transformation – Design robust, scalable full-stack applications using Python and React, guide architectural decisions, establish technical standards, and identify high-value opportunities where AI, intelligent automation, and modern ...

Senior Full-Stack Engineer – Certifications Full-time, remote. Join TryHackMe as a Senior Full-Stack Engineer on our Certifications Squad! TryHackMe is the fastest growing online cybersecurity training platform. Our mission … what works using data, user feedback, and experimentation rather than relying on opinions. What You'll Bring Core Technical Mastery: Strong commercial full-stack experience building production SaaS applications with advanced TypeScript, Node.js, React and MongoDB/SQL fundamentals. Product Engineer Mindset: You care ...

Fantastic opportunity to join a world class business. Job Title: Senior Full-Stack Engineer Location: UK-London Overview: The team builds data-driven products that directly drive revenue growth by transforming how our commercial and customer-facing teams operate. We create innovative … account management, and customer success teams use to close more deals, retain customers, and deliver better customer experiences. As Senior Full-Stack Engineer, you'll co‐lead the technical architecture and development of our entire platform ecosystem: web portals, automated document generation ...

Senior Software Engineer (Full-Stack) - Home Page and Merchandising Platform London, United Kingdom - Deliveroo Our Global Structure Deliveroo is now part of DoorDash, bringing together teams with even greater reach, scale, and ambition. Depending on your role, you may collaborate with teammates … systems, and leaders across DoorDash and Wolt. Together, we’re unlocking new possibilities as one global team. Senior Software Engineer (Full Stack) - Home Page and Merchandising Platform Join us in our mission to transform the way people shop and eat, where impact ...

Senior Full-Stack Software Engineer - Account Integrity - Java, React Full-time Compensation: GBP 87,500 - GBP 111,000 - yearly Wise is a global technology company, building the best way to move and manage the world’s money. Min fees. … helping us create an entirely new network for the world's money. For everyone, everywhere. Join us as a Senior Full-Stack Engineer in our critical Account Integrity team. This is a high-impact engineering role with a strong product focus, dedicated ...

Product Engineer (Mid-Level/Early Senior) | AI | £80k-£100k + Equity | Software Engineer London, 1 day per week in the office £80,000-£100,000 + Equity AI-native product company Vue 3 | TypeScript | Python | FastAPI | PostgreSQL | Azure I'm working with … Python experience is required for these positions. You don't need experience with every technology above. The priority is strong engineering fundamentals, full-stack experience, a willingness to learn and the ability to make good technical decisions. Why join? Real product impact - build features that directly ...

Senior Full-stack Engineer - CRM Location London Employment Type Full time Location Type Hybrid Department Engineering We power people’s progress. At Preply, we’re all about creating life-changing learning experiences. We help people discover the magic … Product Designers, UX Writers, and other stakeholders to deliver meaningful outcomes for learners and tutors. As a Senior Full Stack Engineer on the CRM team, you'll build the platform our communications run on, combining hands‐on execution with technical leadership, helping ...

Senior Full Stack Engineer page is loaded## Senior Full Stack Engineerlocations: GB.Epsom.Woodcote Grove: GB.Whitehaven.Rutherford House: GB.London.Nova North: GB.Bristol.The Hub: GB.Manchester.Piccadillytime type: Full timeposted on: Posted Yesterdayjob requisition id: R-165614### **Job Description**## OverviewAt … helping transform how complex nuclear infrastructure is designed, constructed, operated, maintained and decommissioned.We're looking for a Senior Full Stack Engineer to help shape and develop a suite of extended reality (XR) products that connect field teams with project information, digital work ...

client is a global financial services and investment company. Senior Associate, Full-Stack Engineer Opportunities. Our culture allows us to run our company better and enables employees' growth and success. As a leading global financial services company at the heart … review your resume for consideration across other open roles within the company. We're seeking a future team member for the role of Senior Associate, Full-Stack Engineer to join our team. This role is located in London. Role Overview ...

client is a global financial services and investment company. Senior Associate, Full-Stack Engineer Opportunities. Our culture allows us to run our company better and enables employees' growth and success. As a leading global financial services company at the heart … review your resume for consideration across other open roles within the company. We're seeking a future team member for the role of Senior Associate, Full-Stack Engineer to join our team. This role is located in London. Role Overview ...

Platform based on the latest technology and architecture. You will be working alongside AWS and learning from the best. As a Senior Engineer you will be responsible for demonstrating excellent technical competencies with a desire to improve and mentor junior members of the team. You will … assigned work by taking ownership of the design, development testing and deployment of software across the team, and work closely with the Principal Engineer, Architects and Leads to ensure the successful deployment into production environments. Role Responsibilities: Be able to drive engineering improvements whilst communicating principles behind your ...

squads focus on delivering high-impact features – we favour a highly iterative, analytical approach. We're looking for a Senior Full-stack Engineer to join our Development team. What you will be doing: 🖋️ • Build robust and scalable software for business critical … more of Ki’s core technologies • Mentor and coach colleagues in both engineering and business domain subjects • Experience as a mid-senior level engineer working across a modern web stack • Strong software engineering principles (SOLID, DRY, ER modelling) • Professional experience with a server-side ...

magical time to join. Who we're looking for We're looking for a talented, high-quality full-stack engineer to join our team. We care about how well you build software, how you work within a team, and how fast you learn. Runna … over a partial match even when they'd do the job well. If you're a strong full-stack engineer keen to learn, we'd rather hear from you than not, and we're happy to talk about whether a different role or level ...

tuning, reliability Work directly with the CITO, VP of Engineering, and Product on features, strategy, and roadmap CORE COMPETENCIES Proficient in modern full-stack development: TypeScript, React, Node.js, Python, JavaScript Experience with Google Cloud or other cloud infrastructure: provisioning, scaling, cost management Can design scalable abstractions … than wait to be handed one You switch comfortably between leading and executing, whatever the moment needs IDEAL BACKGROUND Track record shipping full-stack products in a small, high-velocity, early-stage environment Comfortable owning full systems: databases, APIs, UI, and infrastructure Real hands ...

Senior Full-stack Engineer (backend-heavy) Location London Employment Type Full time Location Type Hybrid Department Engineering We power people’s progress. At Preply, we’re all about creating life-changing learning experiences. We help people discover the magic … Continuously raise the quality bar through craftsmanship, curiosity, continuous learning, and a commitment to helping others grow. What you need to succeed Full-Stack Expertise: This is a backend-heavy full-stack role, with approximately 60% of the work focused on backend ...

Senior Full Stack Engineer £85,000 to £105,000 Permanent Remote, with occasional London office visits The opportunity Our client is hiring a Senior Full Stack Engineer to take ownership of building the next … business operating in a complex and important energy market Summary This is an excellent opportunity for a Senior Full Stack Engineer who wants meaningful ownership rather than simply maintaining an established platform. You will lead the development of customer-facing software, work ...

Stack Software Engineer (Forward Deployed), you’ll collaborate directly with public sector counterparts to quickly build full-stack, AI applications, to solve their most pressing challenges and achieve meaningful impact for citizens. At Scale, we’re not just building … weeks per month in client offices for feedback and delivery. Architect production‐grade applications that integrate AI models with full-stack frameworks, managing everything from interactive UIs to backend APIs and systems. Deploy and manage infrastructure within cloud environments, ensuring the highest levels of system integrity ...

Lyst is seeking a Senior Full-stack Engineer to join the Shop Experience squad in our Product Development tribe. You will design and build customer-facing features across the full stack using React, TypeScript, and Python (Django), influencing ...

CoinDesk is seeking a Senior Full-Stack Engineer to join the Media Engineering team. You will own complex features across web, mobile apps, and services, with a focus on performance, reliability, and security. You will work with Next.js, React, Node.js, and TypeScript ...

Harvey Nash Group is seeking a Senior Full-Stack Engineer in London to co-lead architecture and build data-driven products for sales, account management, and customer success teams. You will work with Python, TypeScript, AWS, and Terraform across web portals, document ...

Senior Full Stack Software Engineer £100,000–£110,000 + benefits UK-based | Hybrid – London 2 days per week Certus Recruitment is working with an ambitious UK fintech building a regulated stablecoin and digital payments platform. We are looking for a Senior Software Engineer to join at an early stage and help build the application, financial infrastructure and settlement technology behind the platform. This is a highly hands-on role, working closely with the Head of Engineering across back-end services, core systems and customer-facing applications. ...

Health Data Innovations, Inc. seeks a Senior Full-Stack Engineer to own features end-to-end—from React interfaces to Python services and data models. You’ll ship SaaS features in a high-growth startup, balancing browser and server logic ...

Mowt is seeking a senior engineer to help build the next generation of our platform. You’ll own end-to-end development across Laravel, MySQL, React web, and React Native mobile, handling payment data at scale. You'll shape architecture, optimize data pipelines on AWS Lambda ...