Part-Time Senior Full-Stack Engineer Jobs in London

1 to 25 of 30 Part-Time Senior Full-Stack Engineer Jobs in London

Senior Full Stack Engineer (London Area)

London, UK
Hybrid / WFH Options
Burns Sheehan
Senior Full Stack Engineer – THE AI Scale-Up of 2025 | Future Unicorn Up to £130,000 plus excellent stock options Remote First – London Office for those who want it Next.js | React | Typescript | Node Are you a product-focused Senior Full … who enjoys autonomy and wants to build products from end-to-end? If so, read on… Senior Full Stack Engineer – We have been exclusively engaged by one of the most exciting tech start-ups in the UK, who are looking for … and iterating, working closely with product and customers, to evolve their cutting-edge AI solutions. What is Senior Full Stack Engineer for them? The Senior Full Stack Engineer will have experience of building complex More ❯
Employment Type: Part-time
Posted:

Senior Full Stack Engineer (London Area)

London, UK
Hybrid / WFH Options
In Product
Senior Software Engineer – Up to £80,000 plus shares - London Hybrid working 2 days a week in office- Full Stack JavaScript In Product is partnered with a Scale-up business who have after a period of stability and reaching profitability and experiencing … make life-changing behavioral changes. This business has a research-focused culture, with users at the core of their decision-making. As a Senior Software Engineer, you will support the delivery of technology across web and mobile. You will work with a small team of developers … squad with a Product Manager and Product Designer. This team works iteratively, building at pace to create impactful and clean software. As a Senior Software Engineer in this team, you will work closely with your Engineering Manager, and VP of Engineering who are able to support More ❯
Employment Type: Part-time
Posted:

Senior Fullstack Engineer (London Area)

London, UK
Oliver Bernard
Senior Fullstack Engineer Salary: Up to £90k plus equity Location: 4 days p/week in London Senior Fullstack Engineer - would you like the opportunity to join an early-stage start-up currently seeking a Senior Fullstack Engineer … passion for innovation, collaboration, and providing the best service to their customers as well as embracing new ideas, technologies and approaches. As a Senior Fullstack Engineer, you will be joining the organisation at one of the most exciting times as employee number 6. The ideal candidate More ❯
Employment Type: Part-time
Posted:

Full-Stack AI Software Engineer (Senior) (London Area)

London, UK
Hybrid / WFH Options
SlideSpeak
a RAG-based AI platform that's revolutionizing how people create presentations, but our success is outpacing our infrastructure. We need a talented senior engineer who can: Build and optimize systems to handle significant scale Implement pragmatic technical solutions that balance speed and quality Contribute to … in code reviews and help maintain high code quality Collaborate in product planning and technical discussions Qualifications 5+ years experience as a software engineer Strong proficiency in Python and backend frameworks (FastAPI preferred) Solid experience with React/NextJS and TypeScript Experience maintaining and scaling codebases with methodologies … Equity in a profitable, high-growth company Fully remote (±3hrs GMT timezone) Company-provided laptop and software budget Budget for industry conferences (AI Engineer, WebSummit, etc.) Quarterly team trips across Europe and globally WeWork membership Interview process Initial Screening (20 minutes) Technical Experience Discussion (60 minutes) Technical Coding More ❯
Employment Type: Part-time
Posted:

Senior Full Stack Engineer | Leading ClimateTech ScaleUp | £105k + Equity (London Area)

London, UK
Burns Sheehan
Senior Full Stack Engineer | Leading ClimateTech ScaleUp | £105k + Equity 💻 Senior Full Stack Engineer - Up to £105,000 per annum 🌱 Leading Decarbonisation Scaleup - ~$100m funding from prominent VCs 💰 Up to £105,000 p/… to entire governments around the world with a plethora of unique solutions. We are looking for a Senior Full Stack Engineer, proficient in Typescript, React and Node to join growing teams of cross functional engineers, working on everything from external facing applications … this will be a perfect fit. Interested? Apply within or reach out to James for more information. Senior Full Stack Engineer | Leading ClimateTech ScaleUp | £105k + Equity More ❯
Employment Type: Part-time
Posted:

Senior Full Stack Engineer | $100m funded Decarbonisation Scaleup (B Corp) (London Area)

London, UK
Burns Sheehan
Senior Full Stack Engineer | $100m funded Decarbonisation Scaleup (B Corp) 💻 Senior Full Stack Engineer - Up to £105,000 per annum 🌱 Decarbonisation Scaleup - ~$100m funding 💰 Up to £105,000 p/a 📍 Hybrid - Central London … plethora of solutions tailored to different budgets and sectors of the economy. We are looking for a Senior Full Stack Engineer, proficient in Typescript, React and Node to join a growing team of cross functional engineers in an external facing applications team. … this will be a perfect fit. Interested? Apply within or reach out to James for more information. Senior Full Stack Engineer | $100m funded Decarbonisation Scaleup (B Corp More ❯
Employment Type: Part-time
Posted:

Senior Full Stack Javascript Engineer (London Area)

London, UK
Hybrid / WFH Options
Omaze UK
Title: Senior Full Stack JavaScript Engineer Employment: Full time, permanent Location: Based at our offices in Holborn, London - Hybrid working pattern, 3 days a week in office Who We Are: Omaze is an entertainment company with a social purpose. We … process Named one of Fast Company’s Most Innovative Companies and Inc.’s Best in Business Who we're looking for: As a Senior Software Engineer, you are an experienced software engineer excited about building innovative next-generation social good platforms to empower nonprofits … In this role, you “own” the technical quality, execution, and delivery of user stories. What you’ll do: Bring your software and full-stack experience to collaborate with a close-knit engineering team building social good platforms. Responsible for the writing and testing code and infrastructure More ❯
Employment Type: Part-time
Posted:

Senior FullStack Engineer (London)

London, UK
Arrows
Senior FullStack Engineer - Python/TypeScript -AWS - Blockchain - Hybrid (London) - £70k-£90k (Equity Offered) Currently working with a client in the Crypto industry who is looking for a motivated senior fullstack engineer to join their team and help prevent financial crimes and More ❯
Employment Type: Part-time
Posted:

Senior Full Stack Product Engineer (London Area)

London, UK
Hybrid / WFH Options
Venturi
Full-Stack Product Engineer | AI-First B2B SaaS | London (Hybrid) We’re partnered with a top-ranked AI SaaS startup that's revolutionizing no-code AI workflows and multimodal data automation. Backed by leading AI pioneers and a recent $33M Series A, they power … AI adoption at Fortune 500 companies worldwide. The Role As the first Product Full-Stack Engineer, you’ll have a huge impact, shaping the platform, shipping to production daily, and working closely with founders. Expect challenges at scale, from applying foundation models like Gemini … Frontend : Vue.js (React experience transferable) AI Framework : PyTorch (no prior experience needed) Seeking 5+ years as a Full-Stack Engineer in a product-focused role. Passion for early-stage startups and small-team dynamics. Strong front-end experience (Vue or React a plus). More ❯
Employment Type: Part-time
Posted:

Senior Full Stack Engineer (London Area)

London, UK
Oho Group Ltd
Senior Full Stack Engineer - London - Exciting Profitable Start-Up Are you ready to build something extraordinary with a fantastic team? Look no further! An exciting, profitable start-up looking for a Senior Full Stack Engineer … skills An interest in being part of a high-growth start-up Apply today for immediate consideration! Senior Full Stack Engineer - London - Exciting Profitable Start-Up More ❯
Employment Type: Part-time
Posted:

Senior Full Stack Engineer [UAE Based] (London Area)

London, UK
AI71
Job Title: Senior Full stack Engineer Location: Abu Dhabi, UAE Job Type: Full-time About Us AI71 is an applied research team dedicated to advancing cloud-based AI solutions for knowledge workers. Partnering closely with industry leaders, our cross-functional … products based on the cutting-edge research at the Technology Innovation Institute (TII). About the Role We are seeking a highly skilled Senior Fullstack Engineer to architect, develop, and maintain robust, scalable web applications that integrate advanced AI capabilities. This role involves close collaboration with More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer - Quant Full Stack & Infrastructure (Team Lead) (London Area)

London, UK
Hybrid / WFH Options
Trireme
seeking a highly experienced and versatile Senior Software Engineer with deep expertise across quantitative development, infrastructure engineering, and full-stack development , to join and lead a high-performance team. The ideal candidate thrives at the intersection of finance and technology, has led More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer (Full Stack) | Series A (London Area)

London, UK
evoke
Senior Software Engineer (Seniors & Staff level): 6+ years of experience 💵 Senior: £90k - £115k/Staff £120-£30k + equity 💻 Serverless AWS, Typescript (for backend), Next.js & React 🏠 Central London | Hybrid 3 days on-site 🚀 Series A in 2024 We are partnered with one of the … well as learning from some amazing Tech Leads and Staff Engineers. About you: 6 + years of experience in software engineering, building full-stack applications Experience with Typescript/JavaScript. Ideally with NodeJS/Typescript on the backend but if you have frontend experience, they're More ❯
Employment Type: Part-time
Posted:

Senior Full Stack Engineer (London Area)

London, UK
Hybrid / WFH Options
Limio
best omnichannel customer experience for commerce. We make subscription ecommerce simple, fast and reliable. We're actively seeking a Senior Full-Stack Developer to join our Technology team to modernise and optimise our back-end . In the role, you will champion good development … from Episode 1 and Crane VC. We count the Economist, Which? and OpenText as customers. The Role As our Senior Full-Stack Developer at Limio, you will hold a pivotal position rolling out new back-end functionalities. You will be hands-on with the … code and help the team develop strong development practices . You'll collaborate closely with other full-stack engineers, offering mentorship to junior team members, and leading the way in resolving intricate back-end challenges that shape our future. The requirements of the position are: **Development More ❯
Employment Type: Part-time
Posted:

Senior Full-stack Engineers - TS + Node (BE leaning) (Hiring Immediately)

London, UK
Oliver Bernard
Senior Full-stack Engineers - Vue + Node 🚀 Series-A Tech Start-up (Founders are ex-Revolut early hires) 🇬🇧 UK hires - £80-100K (hybrid in London 2-days) 🇪🇺 EU hires - £65-85K (Remote EU) 💻 TypeScript, Vue, Node, AWS, GraphQL A rapidly growing Series … A tech start-up founded by two of Revolut's earliest hires are looking to hire several Senior Backend Leaning Fullstack Engineers across the TS, Vue and Node stack. Required experience Extensive experience with the NodeJS ecosystem and its associated technologies Experience with React or Vue Proven expertise More ❯
Employment Type: Part-time
Posted:

Senior Full Stack Engineer (Python/TypeScript) (Hiring Immediately)

London, UK
Oliver Bernard
Senior Full Stack Engineer – AI Startup – Up to 130k 🚀🧠 💰 Salary: £80,000 - £130,000 + meaningful equity 🏙️ Location : London, flexible working arrangements, ideally 1/2 days in office 💻 Tech Stack : Python, Flask, FastAPI, React, TypeScript, GCP (Backend Leaning) Our … a fast paced start-up If this role sounds like it could be of interest, apply now! Senior Full Stack Engineer – AI Startup – Up to 130k More ❯
Employment Type: Part-time
Posted:

Senior Full Stack .NET Software Engineer (Microservices) (London Area)

London, UK
Hybrid / WFH Options
The Developer Link
springboard to their next stage of growth. The set up: Hybrid - 3 days a week onsite in Waterloo 3+ years of commercial Software Engineer experience Mid & Senior roles available Perm - £70-85k starting salary + bonus Skillset required: .NET Core JavaScript & Typescript Vue/Angular More ❯
Employment Type: Part-time
Posted:

Senior Full Stack Engineer (London Area)

London, UK
Pynea
We're looking for a talented Senior Full Stack Engineer to help us transform the hiring industry. AI isn’t just automating tasks—it’s flipping the job market upside down. AI is predicted to automate 60-70% of job tasks globally … businesses. Even better for talent. Now, we’re growing our own team. We’re looking for a Senior Full Stack Engineer ready to build, collaborate, and innovate as we accelerate towards our public launch. Culture isn’t just a buzzword here—it More ❯
Employment Type: Part-time
Posted:

Senior Full Stack Engineer (London Area)

London, UK
Burns Sheehan
Senior Fullstack TypeScript Developer | MedTech/AI | Up to £100k 📍Central London - Hybrid - 1-2 days a week onsite 💰 Up to £100,000k 🦸 MedTech/Tech for Good 📈 Seed Funded AI Startup 💻 Tech Stack: TypeScript (NestJS/NextJS), AWS Join a scaling, mission-driven startup where … and reduce healthcare inequalities using the power of AI. We're partnered with an emerging medical technology innovator on the lookout for a Senior Fullstack Software Engineer to design and develop high-performance, applications and services which underpin their AI-driven healthcare solutions. This is your … well-structured, and maintainable code. Develop frontend applications using React, ensuring high-quality, performant and maintainable code that provides a seamless user experience. Senior Fullstack TypeScript Developer | MedTech/AI | Up to £100k More ❯
Employment Type: Part-time
Posted:

Senior Full Stack Engineer (London Area)

London, UK
Few&Far
Senior Full Stack Engineer C#, .NET, TypeScript, React, Azure We're working with an experienced founding team who previously built one of the most successful fintech platforms in the UK🚀 The new goal? Taking on commercial insurance and kill the manual process. More ❯
Employment Type: Part-time
Posted:

Senior Fullstack Engineer (Django, React, Analytics, AWS) (London Area)

London, UK
Aegistech
The Role: We’re looking for a Senior Full stack Engineer with a strong background in analytics, data pipelines, and marketing automation . You’ll lead the development of data-driven features , enabling enterprises to measure and optimize their digital business card More ❯
Employment Type: Part-time
Posted:

🌳 Urgent! x8 Fullstack Senior Software Engineers/Tech leads Needed - UK-based - - Rapid Growth - Fully Remote 🌳 (Central London / West End)

Central London, UK
Hybrid / WFH Options
Areti Group | B Corp™
Urgent! x8 Fullstack Senior Software Engineers/Tech leads Needed – UK-based – – Rapid Growth – Fully Remote 🌳 Areti Group is excited to partner with a Series funded startup poised for rapid expansion, growing by 40 heads in the next 3 months! We are urgently seeking x8 Fullstack Tech leads … AWS) Databases : 🌳 PostgreSQL, DynamoDB Additional Tools & Frameworks : 🌳 GraphQL 🌳 REST APIs 🌳 Software Design Patterns – TDD, DDD 🌳 Agile methodologies: Scrum and Kanban Key Responsibilities : Full-Stack Development : Design, develop, and maintain complex full-stack applications across both front-end and back-end. Cloud & Database More ❯
Employment Type: Part-time
Posted:
Senior Full-Stack Engineer
London
10th Percentile
£72,000
25th Percentile
£82,500
Median
£105,000
75th Percentile
£117,500