16 of 16 .NET Software Engineer Jobs in London

Software Engineer/Full Stack Developer (C# .Net React) London/WFH to £70k Are you a Full Stack Software Engineer with C# .Net and React skills? You could be progressing your career in a senior, hands-on role at a global tech company that provide data centric software solutions to major blue … chip and government organisations to enable them to discover and analyse data and customer feedback. As a Software Engineer within a cross discipline Agile product team you will design and develop data centric software using a range of technology with C# .Net backend and TypeScript and React frontend; you'll also use a range of other … Azure, Python and SQL. The team has lots of Greenfield projects in the pipeline, you'll be able to take ownership and play a key role in the full software development lifecycle from architecture and design through to delivery. Location/WFH: There's a hybrid work from home policy, with 1-2 days a week in the London More ❯

Senior Software Engineer/Developer (C# .Net) London onsite to £150k Are you an experienced C#, backend focussed Software Engineer? You could be progressing your career in a senior, hands-on role at a global Asset Manager with c$3 million under management. As a Senior Software Engineer within the trading engine team … end work with JavaScript and React.js. Location: You'll be based in plush City office on a fulltime basis, Monday to Friday. About you: You have expertise with C# .Net, ASP.Net development You have a strong knowledge of databases (SQL or Oracle) You're comfortable with JavaScript/React You have a thorough knowledge of Computer Science fundamentals such … are collaborative with excellent communication and stakeholder management skills You are degree educated in Computer Science or similar technical discipline What's in it for you: As a Senior Software Engineer/Developer you will receive a competitive package: Salary to £150k Bonus paid every six months based on personal performance (10-25%) Professional development Pension Health Insurance More ❯

Principal Software Engineer .NET £90,000-£100,000 Remote (UK) Are you passionate about writing clean, scalable code and ready to shape a platform used by merchants across the globe? We're working with a fast-growing global payment processing platform that’s scaling rapidly after a major acquisition. They are building a high-performance, merchant-first … ecosystem that prioritises quality, resilience, and scalability - and they are searching for .Net Software Engineers to join them on their growth journey. What You’ll Do: Architect and build core platform services, APIs, and portals that deliver real business impact. Elevate performance and reliability using smart, efficient engineering. Instill best practices in system design, quality, and delivery. Collaborate … across engineering, product, and architecture teams to solve real problems the right way. Technologies: Languages & Frameworks : C#, .NET Core Architecture : Event-driven, service-oriented Cloud & Infrastructure : Azure (or AWS), Infrastructure-as-Code Data & Integration : SQL, caching, message brokers (e.g., RabbitMQ) Front-End : HTML, CSS, JavaScript Engineering Practices : CI/CD, Behaviour-Driven Development, modern agile workflows Who We’re More ❯

Principal Software Engineer .NET £90,000-£100,000 Remote (UK) Are you passionate about writing clean, scalable code and ready to shape a platform used by merchants across the globe? We're working with a fast-growing global payment processing platform that’s scaling rapidly after a major acquisition. They are building a high-performance, merchant-first … ecosystem that prioritises quality, resilience, and scalability - and they are searching for .Net Software Engineers to join them on their growth journey. What You’ll Do: Architect and build core platform services, APIs, and portals that deliver real business impact. Elevate performance and reliability using smart, efficient engineering. Instill best practices in system design, quality, and delivery. Collaborate … across engineering, product, and architecture teams to solve real problems the right way. Technologies: Languages & Frameworks : C#, .NET Core Architecture : Event-driven, service-oriented Cloud & Infrastructure : Azure (or AWS), Infrastructure-as-Code Data & Integration : SQL, caching, message brokers (e.g., RabbitMQ) Front-End : HTML, CSS, JavaScript Engineering Practices : CI/CD, Behaviour-Driven Development, modern agile workflows Who We’re More ❯

Senior Software Engineer/Developer (C# .Net) London onsite to £150k Are you an experienced C#, backend focussed Software Engineer? You could be progressing your career in a senior, hands-on role at a global Asset Manager with c$3 million under management. As a Senior Software Engineer within the trading engine team More ❯

Lead Software Engineer – Azure/.NET Remote/London (occasional office visits) £Competitive + 20% bonus + excellent benefits Azure, C#, .NET, API A Lead Software Engineer with strong experience in Azure and C#/.NET is required by a global, prestigious luxury brand. This is a hands-on leadership role where you … CI/CD, and automation to ensure fast, reliable, and secure releases. Evaluate and implement emerging technologies to enhance scalability, monitoring, and performance. Key Requirements: Extensive experience in C#, .NET, SQL, and enterprise-grade API design. Strong technical expertise across Azure SQL, Cosmos DB, Service Bus, Function Apps, APIM, Front Door, Auth0, and WebSockets. Proven ability to design APIs More ❯

We are looking for a Senior Software Engineer with strong expertise in .NET and AWS to join our client Key Responsibilities Design, develop, and maintain scalable, high-performance software solutions. Develop and manage Infrastructure as Code (IaC) using AWS CDK (Python) to automate deployment and cloud resource management. Drive code quality through automated testing , unit testing … and infrastructure. Participate in agile ceremonies and promote a continuous improvement mindset within the team. Maintain comprehensive documentation of systems, processes, and configurations. Experience & Competencies Experience as a Senior .NET Engineer , ideally within financial services or a similarly complex domain. Strong hands-on experience with AWS and Infrastructure as Code , particularly AWS CDK in Python . Familiarity with … testing frameworks and unit testing principles. Agile methodologies and a collaborative, growth-oriented mindset. Excellent problem-solving , analytical, and communication skills. Technical Skills Proficient in back-end development using .NET . Strong understanding of microservices architecture and cloud-based systems . Solid knowledge of database design (relational and/or NoSQL). Hands-on experience with Docker for containerization More ❯

We are looking for a Senior Software Engineer with strong expertise in .NET and AWS to join our client Key Responsibilities Design, develop, and maintain scalable, high-performance software solutions. Develop and manage Infrastructure as Code (IaC) using AWS CDK (Python) to automate deployment and cloud resource management. Drive code quality through automated testing , unit testing … and infrastructure. Participate in agile ceremonies and promote a continuous improvement mindset within the team. Maintain comprehensive documentation of systems, processes, and configurations. Experience & Competencies Experience as a Senior .NET Engineer , ideally within financial services or a similarly complex domain. Strong hands-on experience with AWS and Infrastructure as Code , particularly AWS CDK in Python . Familiarity with … testing frameworks and unit testing principles. Agile methodologies and a collaborative, growth-oriented mindset. Excellent problem-solving , analytical, and communication skills. Technical Skills Proficient in back-end development using .NET . Strong understanding of microservices architecture and cloud-based systems . Solid knowledge of database design (relational and/or NoSQL). Hands-on experience with Docker for containerization More ❯

AI Software engineer (.NET/TypeScript) - REMOTE £70k + Equity - Dev Tools 💻 We’re building something new. It’s funded and moving fast, we're making complex data ecosystems radically transparent using AI, and we need someone who can help us build the thing. We’ve got live products, VC backing, and a small team that ships … out as you go, you’ll probably enjoy it here. The role is full-stack, but if you lean backend, that’s fine too. You’ll be working across .NET 8+, Next.js, TypeScript, and a bunch of Azure-native services. It’s all serverless and event-driven, and we’re integrating AI wherever it makes sense. You’ll be More ❯

AI Software engineer (.NET/TypeScript) - REMOTE £70k + Equity - Dev Tools 💻 We’re building something new. It’s funded and moving fast, we're making complex data ecosystems radically transparent using AI, and we need someone who can help us build the thing. We’ve got live products, VC backing, and a small team that ships … out as you go, you’ll probably enjoy it here. The role is full-stack, but if you lean backend, that’s fine too. You’ll be working across .NET 8+, Next.js, TypeScript, and a bunch of Azure-native services. It’s all serverless and event-driven, and we’re integrating AI wherever it makes sense. You’ll be More ❯

AI Software engineer (.NET/TypeScript) - REMOTE £70k + Equity - Dev Tools 💻 We’re building something new. It’s funded and moving fast, we're making complex data ecosystems radically transparent using AI, and we need someone who can help us build the thing. We’ve got live products, VC backing, and a small team that ships … out as you go, you’ll probably enjoy it here. The role is full-stack, but if you lean backend, that’s fine too. You’ll be working across .NET 8+, Next.js, TypeScript, and a bunch of Azure-native services. It’s all serverless and event-driven, and we’re integrating AI wherever it makes sense. You’ll be More ❯

AI Software engineer (.NET/TypeScript) - REMOTE £70k + Equity - Dev Tools 💻 We’re building something new. It’s funded and moving fast, we're making complex data ecosystems radically transparent using AI, and we need someone who can help us build the thing. We’ve got live products, VC backing, and a small team that ships … out as you go, you’ll probably enjoy it here. The role is full-stack, but if you lean backend, that’s fine too. You’ll be working across .NET 8+, Next.js, TypeScript, and a bunch of Azure-native services. It’s all serverless and event-driven, and we’re integrating AI wherever it makes sense. You’ll be More ❯

AI Software engineer (.NET/TypeScript) - REMOTE £70k + Equity - Dev Tools 💻 We’re building something new. It’s funded and moving fast, we're making complex data ecosystems radically transparent using AI, and we need someone who can help us build the thing. We’ve got live products, VC backing, and a small team that ships … out as you go, you’ll probably enjoy it here. The role is full-stack, but if you lean backend, that’s fine too. You’ll be working across .NET 8+, Next.js, TypeScript, and a bunch of Azure-native services. It’s all serverless and event-driven, and we’re integrating AI wherever it makes sense. You’ll be More ❯

AI Software engineer (.NET/TypeScript) - REMOTE £70k + Equity - Dev Tools 💻 We’re building something new. It’s funded and moving fast, we're making complex data ecosystems radically transparent using AI, and we need someone who can help us build the thing. We’ve got live products, VC backing, and a small team that ships … out as you go, you’ll probably enjoy it here. The role is full-stack, but if you lean backend, that’s fine too. You’ll be working across .NET 8+, Next.js, TypeScript, and a bunch of Azure-native services. It’s all serverless and event-driven, and we’re integrating AI wherever it makes sense. You’ll be More ❯

Principal Full Stack Engineer – React, Typescript, C#, .NET Core, MySQL, AWS Services (serverless) Outstanding permanent opportunity to join this global, market leading, B2B SaaS tech business as a Principal Engineer (Full Stack)/Lead Full Stack Developer with deep expertise in React, Typescript, C#, .Net Core, MySQL, AWS Serverless Services and event driven architecture. This business … to help them to evolve and automate their Platform as a Service (PaaS) environment. What You’ll Be Doing: Own architecture and technical decisions across squads; accountable for how software is built and shipped. Design and develop distributed, scalable microservices (C# .NET Core or Node.js) and REST/JSON APIs. Build modern React + TypeScript UIs with component … to balance scope, delivery, and quality. Drive modernisation: sunset legacy code, reduce tech debt, and improve performance, reliability, and observability. Who We’re Looking For: Highly experienced full stack engineer with strong proficiency in C# .NET Core and/or Node.js , plus React + TypeScript expertise. Proven experience designing event-driven, microservices architectures on AWS with secure, scalable More ❯

Principal Full Stack Engineer – React, Typescript, C#, .NET Core, MySQL, AWS Services (serverless) Outstanding permanent opportunity to join this global, market leading, B2B SaaS tech business as a Principal Engineer (Full Stack)/Lead Full Stack Developer with deep expertise in React, Typescript, C#, .Net Core, MySQL, AWS Serverless Services and event driven architecture. This business … to help them to evolve and automate their Platform as a Service (PaaS) environment. What You’ll Be Doing: Own architecture and technical decisions across squads; accountable for how software is built and shipped. Design and develop distributed, scalable microservices (C# .NET Core or Node.js) and REST/JSON APIs. Build modern React + TypeScript UIs with component … to balance scope, delivery, and quality. Drive modernisation: sunset legacy code, reduce tech debt, and improve performance, reliability, and observability. Who We’re Looking For: Highly experienced full stack engineer with strong proficiency in C# .NET Core and/or Node.js , plus React + TypeScript expertise. Proven experience designing event-driven, microservices architectures on AWS with secure, scalable More ❯