Permanent Full Stack Engineer Job Vacancies

401 to 425 of 2,190 Permanent Full Stack Engineer Jobs

Senior Full Stack Engineer (React/Node)

City of London, London, United Kingdom
Oliver Bernard
Frontend-Focused Full-Stack Engineer | £80–90k | Hybrid 💸 Strong backing | ESG-Focused FinTech Platform A high-growth FinTech startup is hiring a Frontend-leaning Full-Stack Engineer to join their expanding team, following a recent funding round. Despite operating within the FinTech space, they have a strong focus … on sustainability and ESG, separating them from the rest of the market. 🧰 Tech Stack: TypeScript React Next.js Node.js ✅ What’s on offer: 💰 £80–90k salary 🏙 Hybrid setup: 3 days per week in their Central London office 🚀 Small, fast-growing team where you’ll make a real impact 🌱 Mission-driven product at the intersection of finance and sustainability If … re passionate about building modern, meaningful products and enjoy working across the stack with a frontend focus, I'd love to hear from you. 🚨 Frontend-Focused Full-Stack Engineer | £80–90k | Hybrid More ❯
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Software Engineer II - Full-Stack

London, United Kingdom
Deliveroo
we scale; and finally, being part of something bigger, through the impact that we make together in our marketplace and communities. What you'll do? As a Software Engineer at Deliveroo, your individual work contributes to achieving goals in and across your team. While you will work with your team and you may lead projects, some of your More ❯
Employment Type: Permanent
Salary: GBP Annual
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Full Stack Engineer

Wrexham, Wales, UK
Cpl Life Sciences
Senior Full-Stack Developer Wrexham - Hybrid 12 Month Contract £42 per hour Key Skills: Java and SQL We are looking for a skilled and capable Senior Full-Stack Software Engineer to join our team! This is a chance to shape up health-tech ecosystem by launching digital products to the … market. You will be working with a team of experts in technology and healthcare to provide great solutions for our users. As a Senior Full-Stack Software Engineer, you will: Leverage your comprehensive expertise across frontend, backend, databases, and DevOps to optimize our systems and resolve complex technical challenges at all levels, by writing … putting user experience first Take ownership of end-to-end product development, making critical technical decisions that ensure our platforms are scalable, performant, and maintainable across the entire stack Tackle our most complex technical challenges, debug critical production issues, and implement sophisticated solutions while carefully considering business impact Provide technical leadership and mentorship to our development team, helping More ❯
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Full Stack Engineer

England, United Kingdom
Hybrid / WFH Options
Movement8
Senior Full-Stack Engineer - React.js, Typescript, Java, AWS - Fully Remote We are looking for a Senior Full-Stack Engineer with expertise in React.js , Typescript , Java and AWS for a cloud-based data, software development company based in London. Their products allow data transformation into ultra-secure cloud based More ❯
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Senior Full Stack Engineer in Cardiff - Admiral

Cardiff, South Glamorgan, United Kingdom
Java Script Works
environment is fast-paced and dynamic, offering a variety of tasks each day. The work is energetic and highly rewarding. Requirements Proven commercial experience in front-end or full-stack development Strong experience with JavaScript/TypeScript and React Familiarity with backend languages like Python and frameworks like Django Experience with unit testing and infrastructure creation More ❯
Employment Type: Permanent
Salary: GBP Annual
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Full Stack Engineer

Wrexham, Wales, United Kingdom
PE Global
PE Global are currently recruiting for a Senior Full-Stack Software Engineer for a contract role with a leading multinational Pharma client, based in Wrexham – hybrid. We are looking for a skilled and capable Senior Full-Stack Software Engineer to join our team! This is a chance to … putting user experience first Take ownership of end-to-end product development, making critical technical decisions that ensure our platforms are scalable, performant, and maintainable across the entire stack Tackle our most complex technical challenges, debug critical production issues, and implement sophisticated solutions while carefully considering business impact Provide technical leadership and mentorship to our development team, helping More ❯
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Full Stack Engineer

United Kingdom
Hybrid / WFH Options
La Fosse
Full Stack Software Engineer (LLMs, Full-Stack, TypeScript/Python) Remote (UK-based) | £60,000–£90,000 + Equity Join a fast-growing, VC backed AI startup (Series A, £20M raised) as it builds a brand-new, high-impact engineering team. With strong early revenue and commercial traction, we’re … business. An R&D-style group focused on rapid prototyping, creative problem solving, and pushing the boundaries of next-gen AI products. We’re now looking for a Full Stack Engineer who’s excited to move fast, build ambitiously, and help shape the future of AI agents in the real world. What You’ll … in a fast-moving, low-process environment where taking initiative and navigating unknowns is part of the fun. What We’re Looking For 3+ years of experience in full-stack engineering Proficiency with TypeScript, React, Next.js, and Python Experience (or strong interest) in LLMs, AI agents, or NLP Side projects, open-source contributions, or personal AI More ❯
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Full Stack Engineer

Antwerpen, Belgium
Tenth Revolution Group
Full-Stack .NET React.js Developer - In-House Product Role Belgium €4500-5000 gross/month + Belgium Benefits An established industrial group in Belgium is hiring its first in-house Full-Stack Developer to take ownership of a fast-growing IoT platform used globally by end customers and distributors. This is a … include: SmartLink dashboards with factory visualizations Exportable and schedulable reporting Customer-facing document upload and management Diagnostics, optimization tools, and user-specific views What You'll Do Own full-stack development using .NET (C#), React.js, and Azure Build and refine back-end logic to handle high data loads securely and efficiently Work closely with designers and … and secure software design Help shape the future of the platform from a product-first mindset What We're Looking For Mid to senior-level experience as a Full-Stack Developer Solid hands-on expertise in .NET, React.js, and Azure (AWS is a bonus) Product mindset - experience building and scaling customer-facing applications Not purely back More ❯
Employment Type: Permanent
Salary: EUR Annual
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Software Engineer Full stack Backend Developer - Typescript + Node JS

Brussel (Stad), Brussel, Belgium
Brynz - On-Demand Hiring for Startups &SMBs | Founding Team Hiring Experts
with affordable, high-quality talent across India, LATAM, and Southeast Asia. From a single remote developer to an entire dedicated team of 10+. Whether it's one key engineer, a UI/UX designer, or a full-stack product squad, we help you scale quickly and cost-effectively. Trusted by fast-growing startups, including … those backed by Y Combinator, Techstars, and early-stage VCs. We are hiring for 2 positions for Y Combinator-backed companies. Role1: Founding Engineer - YC-Backed AI Startup Location: Leuven/Brussels, Belgium • Type: Full-Time • Experience: 3-7 years • Salary: $80K-$120K + Equity Tech Stack: TypeScript + Node JS. Job Description: What … infrastructure and APIs to ML-driven tools that enhance recruiter workflows. You'll ship fast, scale with confidence, and help shape the technical culture alongside the founders. Our Stack TypeScript Node.js (No Supabase) PostgreSQL AI/ML Tooling (OpenAI APIs, vector DBs, etc.) What We're Looking For 3-7 years of backend engineering experience Fluent in TypeScript More ❯
Employment Type: Permanent
Salary: EUR Annual
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Senior Full Stack Engineer (Go/React)

United Kingdom
Hybrid / WFH Options
Oliver Bernard
Senior/Lead Full Stack Engineer - HealthTech - Fully Remote Salary: £80,000 - £110,000 + Equity Industry: HealthTech/Tech for Good 🏥 Location: Fully Remote UK with Offices in London Tech Stack: GO, React, TypeScript, Node.js 🚀 Company Overview 🌱 Our client is an early-stage, VC-backed AI startup on a mission to … already seeing strong early traction, they’re blending AI with beautifully crafted products to create a super impactful platform. They’re now looking for a Senior/Lead Full Stack Engineer to join their growing team and help drive the next phase of growth. The Role 🛠 Early stage startup hire — huge ownership and autonomy … fast — if you’re looking for a big mission, early equity, and a huge seat at the table, now’s the time to jump in. Senior/Lead Full Stack Engineer - HealthTech - Fully Remote More ❯
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Full Stack Engineer

Portsmouth, Hampshire, UK
Hybrid / WFH Options
Spectrum IT Recruitment
Full Stack Software Engineer - Remote First Policy (UK) Salary £60-£75,000 + 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’ll be working across 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 and training materials. You'll be working in a small but experienced team and have responsibility … of leading projects and relevant engineering processes and principles. Essential Skills Full stack software development (3-5 years+) Typescript and ReactJS PostgreSQL SOLID principles DevOps understanding Desirable experience High traffic customer facing website or marketplace app experience AWS and Infrastructure as code Next JS or Express JS CI/CD pipeline management Flexibility: The hours are More ❯
Employment Type: Full-time
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Full Stack Engineer | Angular | C# | .NET | Hybrid | London | InsideIR35 | £800pd

London, UK
Hybrid / WFH Options
VirtueTech Recruitment Group
Full Stack Engineer | Angular | C# | .NET | Hybrid | London | Inside IR35 | £700pd Our client is looking for a Full Stack engineer to join them on a Greenfield Build of Trading applications across their business have experience in the Energy trading space is essential for the role. This project is … system for one of their commodities desks, transitioning from some of the existing systems which has been put together using Excel, Python and SQL . The primary tech stack will be Angular, C#, .NET with a strong lean towards the front end side of things as you will be building the UI for the new trading applications. In … senior stakeholders and non technical individuals so having experience working in Front Office environments is also something which will be essential to your success in this role. Tech Stack: Angular (AG Grid etc) C# .NET Azure Event driven architecture Contract Details: Inside IR35 £700pd 6 months rolling contract Hybrid - 2 days in London As a member of the More ❯
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Full Stack Engineer | Angular | C# | .NET | Hybrid | London | InsideIR35 | £800pd

City of London, Greater London, UK
Hybrid / WFH Options
VirtueTech Recruitment Group
Full Stack Engineer | Angular | C# | .NET | Hybrid | London | Inside IR35 | £700pd Our client is looking for a Full Stack engineer to join them on a Greenfield Build of Trading applications across their business have experience in the Energy trading space is essential for the role. This project is … system for one of their commodities desks, transitioning from some of the existing systems which has been put together using Excel, Python and SQL . The primary tech stack will be Angular, C#, .NET with a strong lean towards the front end side of things as you will be building the UI for the new trading applications. In … senior stakeholders and non technical individuals so having experience working in Front Office environments is also something which will be essential to your success in this role. Tech Stack: Angular (AG Grid etc) C# .NET Azure Event driven architecture Contract Details: Inside IR35 £700pd 6 months rolling contract Hybrid - 2 days in London As a member of the More ❯
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Senior Full Stack Engineer

London, UK
Hybrid / WFH Options
Burns Sheehan
Senior Full Stack Engineer – THE AI Scale-Up of 2025 | Future Unicorn Up to £125,000 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 Stack Engineer 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 Senior Full Stack Engineers as they will grow significantly in 2025. They are well-funded … revenue-generating and have found product market fit for their industry disrupting, AI-powered SaaS platform. The Senior Full Stack Engineers will have a high degree of autonomy, using modern technology like Next.js, React and Typescript to build new products and features across the stack, making decisions to deliver outstanding user experience to their More ❯
Employment Type: Full-time
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Senior Full Stack Engineer

City of London, Greater London, UK
Hybrid / WFH Options
Burns Sheehan
Senior Full Stack Engineer – THE AI Scale-Up of 2025 | Future Unicorn Up to £125,000 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 Stack Engineer 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 Senior Full Stack Engineers as they will grow significantly in 2025. They are well-funded … revenue-generating and have found product market fit for their industry disrupting, AI-powered SaaS platform. The Senior Full Stack Engineers will have a high degree of autonomy, using modern technology like Next.js, React and Typescript to build new products and features across the stack, making decisions to deliver outstanding user experience to their More ❯
Employment Type: Full-time
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Senior Full Stack Engineer - THE AI Scale-Up of 2025

London, United Kingdom
Hybrid / WFH Options
Burns Sheehan
Senior Full Stack Engineer - THE AI Scale-Up of 2025 Future Unicorn £80-£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 Stack Engineer 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 Senior Full Stack Engineers as they will grow significantly in 2025. They are well-funded, revenue … generating and have found product market fit for their industry disrupting, AI-powered SaaS platform. The Senior Full Stack Engineers will have a high degree of autonomy, using modern technology like Next.js, React and Typescript to build new products and features across the stack, making decisions to deliver outstanding user experience to their customers. More ❯
Employment Type: Permanent
Salary: GBP Annual
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Senior Full Stack Engineer (Python/TypeScript)

United Kingdom
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 y-combinator backend client are building an elite engineering team within the … by deep technical challenges and solving them simply, don't over complicate it ✅ Bring ideas and improvements to their engineering processes ✅ Are adaptable and comfortable working across their stack ✅ Understand the working dynamics of 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 ❯
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Senior Full Stack Founding Engineer - Hybrid - £150k - £200k

London, UK
Hybrid / WFH Options
James Chase
Senior Full Stack Founding Engineer – Hybrid - £150k - £200k We’re looking for a Senior Full Stack Founding Engineer for our fantastic start up AI client based in London. You will work as part of a small tight knit team and help deliver a fast and powerful user-facing More ❯
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Senior Full Stack Founding Engineer - Hybrid - £150k - £200k

City of London, Greater London, UK
Hybrid / WFH Options
James Chase
Senior Full Stack Founding Engineer – Hybrid - £150k - £200k We’re looking for a Senior Full Stack Founding Engineer for our fantastic start up AI client based in London. You will work as part of a small tight knit team and help deliver a fast and powerful user-facing More ❯
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Senior Full Stack Engineer (PHP/Laravel/Vue)

Hillsborough, Co. Down, UK
Hybrid / WFH Options
Complyfirst
Overview As our Senior Developer, reporting directly to the CTO, you will be responsible for helping to architect and build the product. This key role requires an experienced full-stack senior developer with experience using PHP, Laravel & Vue.js. You will be instrumental in making Complyfirst’s solutions effective and scalable. You will: Build and Scale: Architect … high performance, secure applications using Python and modern frameworks. Drive AI/ML Innovation: Design and integrate AI/ML solutions that enhance compliance automation. Collaborate Across the Stack: Collaborate in developing sleek user interfaces using modern frontend technologies. Lead Technically: Set and uphold high standards in code quality, security, and performance while shaping our technical roadmap. Collaborate … real-world solutions. Stay Ahead: Continuously research the latest technological trends - especially in AI and machine learning - and drive adoption where impactful. Take Ownership: Operate with autonomy, take full responsibility for your work, and play a key role in engineering excellence. Your profile Top 1% Talent – We’re looking for the top 1%. You’re exceptionally smart More ❯
Employment Type: Full-time
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Senior Full Stack Engineer (PHP/Laravel/Vue)

Hillsborough, Northern Ireland, United Kingdom
Hybrid / WFH Options
Complyfirst
Overview As our Senior Developer, reporting directly to the CTO, you will be responsible for helping to architect and build the product. This key role requires an experienced full-stack senior developer with experience using PHP, Laravel & Vue.js. You will be instrumental in making Complyfirst’s solutions effective and scalable. You will: Build and Scale: Architect … high performance, secure applications using Python and modern frameworks. Drive AI/ML Innovation: Design and integrate AI/ML solutions that enhance compliance automation. Collaborate Across the Stack: Collaborate in developing sleek user interfaces using modern frontend technologies. Lead Technically: Set and uphold high standards in code quality, security, and performance while shaping our technical roadmap. Collaborate … real-world solutions. Stay Ahead: Continuously research the latest technological trends - especially in AI and machine learning - and drive adoption where impactful. Take Ownership: Operate with autonomy, take full responsibility for your work, and play a key role in engineering excellence. Your profile Top 1% Talent – We’re looking for the top 1%. You’re exceptionally smart More ❯
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Full Stack Engineer

London, UK
Vallum Associates
Job Title: Full Stack Developer Location: London or Sheffield, UK (Hybrid/Flexible) Employment Type: Contract Job Summary: We are seeking a skilled and versatile Full Stack Developer to join our dynamic team in either London or Sheffield. The ideal candidate will have strong experience in backend and frontend development, DevOps tools More ❯
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Full Stack Engineer

City of London, Greater London, UK
Vallum Associates
Job Title: Full Stack Developer Location: London or Sheffield, UK (Hybrid/Flexible) Employment Type: Contract Job Summary: We are seeking a skilled and versatile Full Stack Developer to join our dynamic team in either London or Sheffield. The ideal candidate will have strong experience in backend and frontend development, DevOps tools More ❯
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Senior Full Stack Engineer (Hybrid)

London, United Kingdom
Hybrid / WFH Options
Cozero
Join Our Mission to Fight Climate Change as our (Senior) Full Stack Engineer! Want to be part of one of Europe's fastest-growing climate tech startups? We are looking for a passionate Senior Full Stack Engineer to play an elementary role in helping us transform every company … into a sustainable business. In this key role, you will be a hands-on product engineer, using our state-of-the-art tech stack to solve real user problems that will positively impact the sustainability of our climate. If you are excited about building an economy where every company creates an impact for a sustainable world … and improve our micro-service architecture You will work closely with senior engineers to identify and mitigate tech debt You plan, code, test, QA, and deploy Our Tech Stack: We run on AWS, TypeScript, NestJS, React, and more . As a Full Stack engineer, we trust you can get quickly up to More ❯
Employment Type: Permanent
Salary: GBP Annual
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Compliance Engineering - Full Stack Software Engineer - Associate - Birmingham Birmingham Uni ...

Birmingham, Staffordshire, United Kingdom
Goldman Sachs Bank AG
Compliance Engineering - Full Stack Software Engineer - Associate - Birmingham Associate - Compliance Engineering - Full Stack Software Engineer YOUR IMPACT Developing mission-critical, high-quality software solutions using cutting-edge technology in a dynamic environment. OUR IMPACT We are Compliance Engineering, a global team of over 400 engineers and scientists working … leadership, including the head of EMEA Compliance Engineering based in Birmingham and the global head of Control Room Compliance in the UK. We are looking to fill several full stack lead roles across different teams. HOW YOU WILL FULFILL YOUR POTENTIAL As a team member, you will: Partner globally with sponsors, users, and engineering colleagues across … Flink. Innovate and incubate new ideas. Work on a broad range of problems involving large data sets, real-time processing, messaging, workflow, and UI/UX. Drive the full software development lifecycle: defining, designing, implementing, testing, deploying, and maintaining products. QUALIFICATIONS The successful candidate will possess: A Bachelor's or Master's degree in Computer Science, Computer Engineering More ❯
Employment Type: Permanent
Salary: GBP Annual
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