201 to 225 of 975 Full Stack Engineer Jobs in London

Job Title/Corporate Title: C# .NET Full Stack Developer Contract: £750 - £950/day (Inside IR35) Location: London (Hybrid) You’ll be joining a major financial services organisation to design, build, and support Full Stack C# .NET applications used across core regulatory and reporting systems. Your mission — develop, integrate, and enhance … enterprise-grade software that underpins finance and regulatory reporting processes. You’ll work across the stack using C#, .NET, SQL Server, and Oracle, collaborating with DevOps and cloud teams to deliver high-performance, resilient solutions in a highly regulated environment. This is a hands-on development role for someone who knows how to turn business requirements into robust More ❯

Job Title/Corporate Title: C# .NET Full Stack Developer Contract: £750 - £950/day (Inside IR35) Location: London (Hybrid) You’ll be joining a major financial services organisation to design, build, and support Full Stack C# .NET applications used across core regulatory and reporting systems. Your mission — develop, integrate, and enhance … enterprise-grade software that underpins finance and regulatory reporting processes. You’ll work across the stack using C#, .NET, SQL Server, and Oracle, collaborating with DevOps and cloud teams to deliver high-performance, resilient solutions in a highly regulated environment. This is a hands-on development role for someone who knows how to turn business requirements into robust More ❯

As a Principal/Lead Full-Stack Engineer, you'll thrive if you're hands-on, grounded, and passionate about building with technology. This role is ideal for those looking to have a large impact and huge scope for growth, while still being hands on with technology. We aim to allow growth without becoming … post-technical” . Our clients diverse tech stack includes TypeScript, Java, .Net, Scala, Kotlin, Golang, Elixir, Python, .Net, Node.js, and Rust. Experience with one, or more than one of those languages would be preferred. We focus on lean teams without traditional management layers, working in small, collaborative teams (2-5 people) where a well-founded argument holds more … on mentorship and technical guidance that encourages knowledge sharing, continuous improvement, and innovation within your team Skills you’ll need: Demonstrated experience as a Principal or Lead Software Engineer Experience in leading architecture and design decisions, ensuring adherence to best practices in technology choices and system design Deep understanding of programming fundamentals and expertise with at least one More ❯

As a Principal/Lead Full-Stack Engineer, you'll thrive if you're hands-on, grounded, and passionate about building with technology. This role is ideal for those looking to have a large impact and huge scope for growth, while still being hands on with technology. We aim to allow growth without becoming … post-technical” . Our clients diverse tech stack includes TypeScript, Java, .Net, Scala, Kotlin, Golang, Elixir, Python, .Net, Node.js, and Rust. Experience with one, or more than one of those languages would be preferred. We focus on lean teams without traditional management layers, working in small, collaborative teams (2-5 people) where a well-founded argument holds more … on mentorship and technical guidance that encourages knowledge sharing, continuous improvement, and innovation within your team Skills you’ll need: Demonstrated experience as a Principal or Lead Software Engineer Experience in leading architecture and design decisions, ensuring adherence to best practices in technology choices and system design Deep understanding of programming fundamentals and expertise with at least one More ❯

As a Principal/Lead Full-Stack Engineer, you'll thrive if you're hands-on, grounded, and passionate about building with technology. This role is ideal for those looking to have a large impact and huge scope for growth, while still being hands on with technology. We aim to allow growth without becoming … post-technical” . Our clients diverse tech stack includes TypeScript, Java, .Net, Scala, Kotlin, Golang, Elixir, Python, .Net, Node.js, and Rust. Experience with one, or more than one of those languages would be preferred. We focus on lean teams without traditional management layers, working in small, collaborative teams (2-5 people) where a well-founded argument holds more … on mentorship and technical guidance that encourages knowledge sharing, continuous improvement, and innovation within your team Skills you’ll need: Demonstrated experience as a Principal or Lead Software Engineer Experience in leading architecture and design decisions, ensuring adherence to best practices in technology choices and system design Deep understanding of programming fundamentals and expertise with at least one More ❯

As a Principal/Lead Full-Stack Engineer, you'll thrive if you're hands-on, grounded, and passionate about building with technology. This role is ideal for those looking to have a large impact and huge scope for growth, while still being hands on with technology. We aim to allow growth without becoming … post-technical” . Our clients diverse tech stack includes TypeScript, Java, .Net, Scala, Kotlin, Golang, Elixir, Python, .Net, Node.js, and Rust. Experience with one, or more than one of those languages would be preferred. We focus on lean teams without traditional management layers, working in small, collaborative teams (2-5 people) where a well-founded argument holds more … on mentorship and technical guidance that encourages knowledge sharing, continuous improvement, and innovation within your team Skills you’ll need: Demonstrated experience as a Principal or Lead Software Engineer Experience in leading architecture and design decisions, ensuring adherence to best practices in technology choices and system design Deep understanding of programming fundamentals and expertise with at least one More ❯

Equity funds. We are hiring senior software engineers who are comfortable contributing across all layers of the application and developing features end to end. Details: Role : Senior Software Engineer - Full Stack Location : London, UK (Hybrid, In-Person 4 days a week) Experience Required: 4+ years Remuneration : £80k → £110k + Generous ESOP Visa : Unfortunately, we … QinetiQ and retail tech startups such as Standard AI. The entire team consists of early-stage startup veterans passionate about building exceptional products. The Role A senior software engineer at Capsa is expected to own projects and features from conception to production, working across the stack to deliver improvements to our AI platform. Key responsibilities include … will have a direct impact on its success. Have the opportunity for fast career growth. Enjoy yourself! Apply if: You have 4+ years of experience as a software engineer in a venture backed startup or top tech firm. You have taken entire products or features from ideation to production and you've measured their impact. You have experience More ❯

Equity funds. We are hiring senior software engineers who are comfortable contributing across all layers of the application and developing features end to end. Details: Role : Senior Software Engineer - Full Stack Location : London, UK (Hybrid, In-Person 4 days a week) Experience Required: 4+ years Remuneration : £80k → £110k + Generous ESOP Visa : Unfortunately, we … QinetiQ and retail tech startups such as Standard AI. The entire team consists of early-stage startup veterans passionate about building exceptional products. The Role A senior software engineer at Capsa is expected to own projects and features from conception to production, working across the stack to deliver improvements to our AI platform. Key responsibilities include … will have a direct impact on its success. Have the opportunity for fast career growth. Enjoy yourself! Apply if: You have 4+ years of experience as a software engineer in a venture backed startup or top tech firm. You have taken entire products or features from ideation to production and you've measured their impact. You have experience More ❯

Equity funds. We are hiring senior software engineers who are comfortable contributing across all layers of the application and developing features end to end. Details: Role : Senior Software Engineer - Full Stack Location : London, UK (Hybrid, In-Person 4 days a week) Experience Required: 4+ years Remuneration : £80k → £110k + Generous ESOP Visa : Unfortunately, we … QinetiQ and retail tech startups such as Standard AI. The entire team consists of early-stage startup veterans passionate about building exceptional products. The Role A senior software engineer at Capsa is expected to own projects and features from conception to production, working across the stack to deliver improvements to our AI platform. Key responsibilities include … will have a direct impact on its success. Have the opportunity for fast career growth. Enjoy yourself! Apply if: You have 4+ years of experience as a software engineer in a venture backed startup or top tech firm. You have taken entire products or features from ideation to production and you've measured their impact. You have experience More ❯

Equity funds. We are hiring senior software engineers who are comfortable contributing across all layers of the application and developing features end to end. Details: Role : Senior Software Engineer - Full Stack Location : London, UK (Hybrid, In-Person 4 days a week) Experience Required: 4+ years Remuneration : £80k → £110k + Generous ESOP Visa : Unfortunately, we … QinetiQ and retail tech startups such as Standard AI. The entire team consists of early-stage startup veterans passionate about building exceptional products. The Role A senior software engineer at Capsa is expected to own projects and features from conception to production, working across the stack to deliver improvements to our AI platform. Key responsibilities include … will have a direct impact on its success. Have the opportunity for fast career growth. Enjoy yourself! Apply if: You have 4+ years of experience as a software engineer in a venture backed startup or top tech firm. You have taken entire products or features from ideation to production and you've measured their impact. You have experience More ❯

About the Role: We are looking for a highly skilled Full Stack Engineer with expertise in React.js , Python (Flask/FastAPI/Django) , and Azure Cloud , who is passionate about integrating Generative AI models and optimizing modern application architectures. You will be responsible for building end-to-end intelligent systems that connect dynamic Front More ❯

London 📅 Fulltime (could be P/T initially) 💵Package: £130,000+ Base Salary: £70,000 - £100,000 + Equity Join us as Senior Full Stack Developer in an AI-powered Fintech/Edtech platform and see your work really come to life as you build software for a leading fintech business driving innovation in its field. … number 2 in a technical team startup/scaleup with a similar tech stack. Computer Science/Related Degree as well as 5+ years of back-end/full stack development experience Experience in participating in the design and development of scalable software products Experience in contributing to system design and assisting in technical decisions on More ❯

London 📅 Fulltime (could be P/T initially) 💵Package: £130,000+ Base Salary: £70,000 - £100,000 + Equity Join us as Senior Full Stack Developer in an AI-powered Fintech/Edtech platform and see your work really come to life as you build software for a leading fintech business driving innovation in its field. … number 2 in a technical team startup/scaleup with a similar tech stack. Computer Science/Related Degree as well as 5+ years of back-end/full stack development experience Experience in participating in the design and development of scalable software products Experience in contributing to system design and assisting in technical decisions on More ❯

London 📅 Fulltime (could be P/T initially) 💵Package: £130,000+ Base Salary: £70,000 - £100,000 + Equity Join us as Senior Full Stack Developer in an AI-powered Fintech/Edtech platform and see your work really come to life as you build software for a leading fintech business driving innovation in its field. … number 2 in a technical team startup/scaleup with a similar tech stack. Computer Science/Related Degree as well as 5+ years of back-end/full stack development experience Experience in participating in the design and development of scalable software products Experience in contributing to system design and assisting in technical decisions on More ❯

London 📅 Fulltime (could be P/T initially) 💵Package: £130,000+ Base Salary: £70,000 - £100,000 + Equity Join us as Senior Full Stack Developer in an AI-powered Fintech/Edtech platform and see your work really come to life as you build software for a leading fintech business driving innovation in its field. … number 2 in a technical team startup/scaleup with a similar tech stack. Computer Science/Related Degree as well as 5+ years of back-end/full stack development experience Experience in participating in the design and development of scalable software products Experience in contributing to system design and assisting in technical decisions on More ❯

A leading psychometric solutions company is seeking a Senior Full-stack Engineer (with a heavy bias towards BE) to join its expanding team, ahead of further expansion. 📍Hybrid or Remote-First in London (Flexible) The company is dedicated to matching the right people with the right roles through science-backed methods and cutting-edge … scaling up and requires a hands-on technical leader to help achieve greater impact. 📌Please note that unfortunately, we cannot offer sponsorship for this role. As a Lead Engineer, you'll code and guide. Your responsibilities include: Hands-on Development: Deep dive into backend and occasionally frontend development with modern technologies, ensuring high-quality, secure code. Project Ownership More ❯

A leading psychometric solutions company is seeking a Senior Full-stack Engineer (with a heavy bias towards BE) to join its expanding team, ahead of further expansion. 📍Hybrid or Remote-First in London (Flexible) The company is dedicated to matching the right people with the right roles through science-backed methods and cutting-edge … scaling up and requires a hands-on technical leader to help achieve greater impact. 📌Please note that unfortunately, we cannot offer sponsorship for this role. As a Lead Engineer, you'll code and guide. Your responsibilities include: Hands-on Development: Deep dive into backend and occasionally frontend development with modern technologies, ensuring high-quality, secure code. Project Ownership More ❯

A leading psychometric solutions company is seeking a Senior Full-stack Engineer (with a heavy bias towards BE) to join its expanding team, ahead of further expansion. 📍Hybrid or Remote-First in London (Flexible) The company is dedicated to matching the right people with the right roles through science-backed methods and cutting-edge … scaling up and requires a hands-on technical leader to help achieve greater impact. 📌Please note that unfortunately, we cannot offer sponsorship for this role. As a Lead Engineer, you'll code and guide. Your responsibilities include: Hands-on Development: Deep dive into backend and occasionally frontend development with modern technologies, ensuring high-quality, secure code. Project Ownership More ❯

A leading psychometric solutions company is seeking a Senior Full-stack Engineer (with a heavy bias towards BE) to join its expanding team, ahead of further expansion. 📍Hybrid or Remote-First in London (Flexible) The company is dedicated to matching the right people with the right roles through science-backed methods and cutting-edge … scaling up and requires a hands-on technical leader to help achieve greater impact. 📌Please note that unfortunately, we cannot offer sponsorship for this role. As a Lead Engineer, you'll code and guide. Your responsibilities include: Hands-on Development: Deep dive into backend and occasionally frontend development with modern technologies, ensuring high-quality, secure code. Project Ownership More ❯

Full-stack Engineer (Mid or Senior) ⚛️ TypeScript, Next, React and Node 🌱 AI powered SaaS Start-up 🏠 3 days p/week in London 💷 £70-90K (4-5+ years' experience) 🧑 🎓 Comp Sci or related STEM BSc/MSc is a must have This is a huge opportunity to have a tonne of responsibility More ❯

Full-stack Engineer (Mid or Senior) ⚛️ TypeScript, Next, React and Node 🌱 AI powered SaaS Start-up 🏠 3 days p/week in London 💷 £70-90K (4-5+ years' experience) 🧑 🎓 Comp Sci or related STEM BSc/MSc is a must have This is a huge opportunity to have a tonne of responsibility More ❯

An exciting opportunity for an experienced Full-Stack Engineer to help transform a major Fixed Income front-office technology landscape. You'll architect and deliver high-performance, real-time React applications that support trading workflows, working closely with stakeholders to shape a scalable, future-ready platform. Key Responsibilities: Design and develop modern, real-time … React/Java applications for trading workflows Work closely with engineers to build robust, scalable, and low-latency systems Lead full-stack solution design, with a focus on backend performance, reliability, and system integration Translate business and technical requirements into cohesive system architectures Promote engineering excellence, modern development practices, and continuous improvement Contribute to platform modernisation … background in backend development, ideally with Java, REST APIs, and messaging frameworks Deep understanding of architecture and system design, including distributed and low-latency systems Ability to drive full-stack solutions, with a strong backend focus and solid UI fundamentals Demonstrated experience within a Rates or broader Fixed Income trading environment Strong appreciation for system-level More ❯

branded resale and recommerce platforms, helping leading labels extend product lifecycles and reduce waste. Our culture values openness, curiosity, and continuous learning. The Role We’re seeking a Full-Stack Engineer to design, build, and maintain modern web platforms using Node.js, TypeScript, and Next.js. You’ll work across the stack to deliver More ❯

branded resale and recommerce platforms, helping leading labels extend product lifecycles and reduce waste. Our culture values openness, curiosity, and continuous learning. The Role We’re seeking a Full-Stack Engineer to design, build, and maintain modern web platforms using Node.js, TypeScript, and Next.js. You’ll work across the stack to deliver More ❯

branded resale and recommerce platforms, helping leading labels extend product lifecycles and reduce waste. Our culture values openness, curiosity, and continuous learning. The Role We’re seeking a Full-Stack Engineer to design, build, and maintain modern web platforms using Node.js, TypeScript, and Next.js. You’ll work across the stack to deliver More ❯