24 of 24 Full-Stack Engineer Jobs in Southampton

Mid - Snr Software Engineer - Tech for good Location: Remote/Hybrid (UK or Ireland-based, occasional in-person travel) Contract: 9-month fixed-term (Full-time, PAYE) Salary: Up to £65k Make an Impact, Tech That Matters Join a pioneering startup on a mission to break … Help shape engineering culture in a small, high-impact team You'll Thrive Here If You Have 6+ years' experience as a full-stack engineer Are confident building both frontend (React, Nuxt, JS frameworks) and backend (FastAPI, Node.js, GraphQL, etc.) systems Write clean, consistent More ❯

Full Stack Developer (Junior to Mid-Level) - Fully Remote | SaaS Web Analytics Are you a passionate developer eager to make an impact in a fast-paced SaaS environment? This is a brilliant opportunity to join an More ❯

Senior Full-Stack Engineer (TypeScript & LLM Integration) £80-110K + Equity A hugely exciting AI start-up is seeking several experienced Full-Stack Engineers to join a dynamic product team, focused on building innovative software powered by cutting-edge More ❯

💼 Full Stack Developer – Financial Compliance Innovation (Hybrid or Fully Remote) 📍 Location : London or Remote 🕗 Hours : 8:30 – 5:30 (Some flexibility required) An innovative financial organisation is seeking a Full Stack Developer More ❯

Full Stack Developer (Web) – UK Remote No visa sponsorship available (need full UK right to work) and already be based in the UK. Aardvark Swift is proud to be working with a pioneering business More ❯

Job Title: Full Stack Software Engineer - Healthcare Industry: Biotechnology Research Location: UK (Remote) Princeton Biopartners is a best-in-class provider of integrated consulting solutions to the life sciences sector. Our mission is to improve the evidence base, accessibility, and dissemination of biomedical innovations … pain points via integrated and transformative projects. We are looking for a highly motivated and talented Full Stack Software Engineer to become our first full-time technology hire. As a Software Engineer, you will be critical in bridging the gap More ❯

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 ❯

Duties As Full Stack Engineer, you will work in small teams in a highly collaborative way, use the latest technologies and enjoy seeing the direct impact from your work. Our highly skilled system architects and development managers configure software packages and build custom applications More ❯

Senior Full Stack Engineer - TypeScript, LLMs Fully Remote - UK based Salaries paying £85k - £110k + equity Oliver Bernard have partnered with a growing AI start-up who have recently secured another round of funding, and are now looking for talented Senior Full Stack Engineers to shape the product and company from the ground up. We are looking for a Mid Level Engineer to join our client's dynamic product team. This is … an incredible opportunity to work with cutting-edge AI technologies and drive innovation in B2B software solutions. Role Overview: As a Senior Full-Stack Engineer, you will contribute to a unified codebase powering both B2B platforms and custom AI integrations. You'll be involved More ❯

Full Stack Software Engineer (C#, .NET, React, AWS) 🚀 High-Growth Startup We’re hiring on behalf of one of Europe’s fastest-growing startups, on a mission to make a healthy lifestyle effortless. With 10x growth in the last year alone, this is a … across platforms. Keeping ahead of the curve with best practices, tools, and emerging technologies. 🔍 What We’re Looking For: 3+ years of full-stack development experience. Strong backend skills with C# , .NET , and cloud services like Azure or AWS . Proficiency with modern front-end tech … No egos, just smart people building something meaningful. If this sounds like you then please click apply now! Full Stack Software Engineer (C#, .NET, React, AWS More ❯

Full Stack Engineer (backend leaning). 📍 Remote First (UK) with an office in Central London. 💰: £45,000 - £75,000 This is a unique opportunity to join a growing company aiming to revolutionise the way we do our finances. With a lean, agile team of … working in an exciting environment, directly contributing to the company’s success. About the Role. We’re looking for a Full Stack Engineer to help design, develop, and scale our FinTech platform. This role leans heavily towards backend development, where you'll be responsible … TypeScript 🔹Frontend: React.js 🔹Infrastructure: AWS Lambda, Serverless Computing 🔹Architecture: Microservices What We’re Looking For? 👀 🔹Hands-on experience as a Full Stack Engineer or in a similar role. 🔹Strong proficiency in Node.js, React.js, and TypeScript . 🔹Knowledge of cloud platforms (AWS) and serverless technologies More ❯

Join Our Dynamic Team as a Full Stack Engineer ✨ 📍Location: Remote (UK Hours) 🕹️Role Type: Contract (40 hours per week) 💲Salary: Competitive base salary equivalent of £45,000 pa 🤓 Experience Level: Jnr - Mid 🌈 About Us: GenderGP are transforming the gender non-conforming (GNC) sector … exceptional value and experiences to our GNC customers. As we continue to grow, we are seeking TWO passionate and dynamic Full Stack Engineer s to join our forward-thinking team. 💪 What You'll Do: We’re building a cohesive, high-performing in-house engineering … of GenderGP’s technology suite, including web applications, data analytics platforms, AI tools, and internal systems. We’re looking for a versatile Full-Stack Engineer who is passionate about working across the technology stack – from exciting and engaging user experiences through to More ❯

Staff Full Stack Engineer | AI Lending PaaS | Fully Remote (Must be based in UK) Join a fast-growing, VC-backed startup on a mission to transform lending with cutting-edge AI. Our AI-driven Lending Platform-as-a-Service (PaaS) is set to redefine … stage, build from the ground up, and own significant equity in a high-growth company. What You’ll Do 🛠 Design & build scalable full-stack applications for AI-driven lending automation ⚙️ Develop high-performance APIs and backend services using Go and Node.js 🎨 Create sleek, intuitive UIs with … engineering, DevOps, and CI/CD in a fast-moving startup What We’re Looking For ✅ 7 + years of experience in full-stack development ✅ Strong expertise in Go, Node.js, React, and TypeScript ✅ Experience building scalable, event-driven architectures (Kafka, gRPC, etc.) ✅ Solid understanding of cloud More ❯

Full Stack Engineer - TypeScript, LLMs Fully Remote - UK based Salaries paying £60k - £80k + equity Oliver Bernard have partnered with a growing AI start-up who have recently secured large round of funding, and are now looking for talented Full Stack Engineers to shape the product and company from the ground up. We are looking for a Mid Level Engineer to join our client's dynamic product team. This … is an incredible opportunity to work with cutting-edge AI technologies and drive innovation in B2B software solutions. Role Overview: As a Full-Stack Engineer, you will contribute to a unified codebase powering both B2B platforms and custom AI integrations. You'll be involved More ❯

and intelligent agents. Support the transition of these POCs into scalable, production-ready solutions. C Contribute to the design and development of full-stack applications for both GenAI and traditional projects, while helping establish the infrastructure for reliable end-to-end deployments. Candidate Profile Eligible for More ❯

Full Stack Software Engineer - Remote First Policy (UK) Salary £60-70,000 + benefits The Company Full Stack Software Engineer required for a growing company with a high-volume customer facing website with over 1m annual customers. You … cloud-based software and mobile applications using TypeScript & React frontend with ExpressJS and PostgreSQL backend. The Full stack Software Engineer will focus on new product and feature development, playing a key role in a modern technology driven environment with access to the latest tools More ❯

Fullstack Software Engineer – Remote - £65k – C#, React, Azure Unfortunately, the role does not off Sponsorship, and applicants must be UK based Are you an animal lover? How would you like to design and build applications that directly affect the lives of pets and their owners? This is an More ❯

functional teams to deliver user-centric experiences. Essential Skills & Experience Languages: Strong experience with JavaScript (TypeScript preferred) and C#. Frameworks: Experience with full-stack meta frameworks (Next.js, Remix, Astro). APIs & Cloud: REST/GraphQL, Azure cloud, SaaS/PaaS integration. DevOps & Testing: CI/CD More ❯

Role : Senior Full Stack Engineer (BE Lean) Salary range : 65,000 - 100,000 (+ stock options) Location: Remote (must be willing to travel for conferences) Tech stack includes : React, Typescript, React Native, AWS, Postgres Multiple Full Stack Engineers More ❯

Senior Full Stack Engineer | VC Funded Gifting/Rewards | Remote 💻 Senior Full Stack Engineer 🎁 Gifting/Rewards Platform 🌍 Remote First - (UK) 💰 Up to £110,000 p/a ⚙️ Stack: Typescript, Node, React, Fastify et al. I … and celebrate teams and clients with meaningful gifts, vouchers and unique experiences. We are looking for a backend leaning Senior Full Stack Engineer, proficient in Typescript, Node, React and Fastify with cloud experience to join a growing team of customer-centric, cross functional engineers. … If you are a Senior Full Stack Engineer looking to join a thriving company working to improve employee satisfaction across the country, this will be a perfect opportunity. Interested and available to start within a month? Apply within or reach out to James for More ❯

Contract Full Stack Engineer - TypeScript/Node, AWS - Remote - £500pd - 12 months We are looking for a contract TypeScript/Node Engineer, to join us on a 12 month contract for the leading retail dropshipping business in Europe. This is a unique More ❯

paced environment, this is the perfect opportunity for you! Role As a Senior Ruby on Rails Developer, you will be working on full-stack development, with a particular focus on building high-quality, scalable web and mobile applications. You’ll be joining a small, close-knit … team and play an instrumental role in shaping the future of their platform. Key Responsibilities - Lead full-stack Ruby on Rails development efforts for new features and enhancements. - Collaborate closely with product and design teams to define technical solutions. - Work with cutting-edge technologies like Hotwire … within the team. - Maintain and improve the scalability and performance of the platform as they grow. You’ll Have: - Proven experience with full-stack Ruby on Rails development. - Experience with Hotwire and Stimulus. - Solid experience with mobile development - with Rails-based frameworks. - Ability to thrive in More ❯

position will be based in the United Kingdom and does NOT offer visa sponsorship. They are looking for a Senior Full Stack Engineer to join their ever growing team, where involved in designing, developing, and maintaining key features of their platform. Please find the More ❯

technical ability, but also your theoretical knowledge and the way you communicate that to others. Here's an opportunity for a senior FS Engineer to join a team of 10> who're building the next LLM driven app that allows business to create custom software - think Lovable but More ❯