1 to 25 of 843 C# Jobs in London

and large scale distributed systems TDD Must haves: Back-end skills Experience of developing server-side services with Java and one or more of Node.js or similar backend languages (C#/.NET omitted) Designing and creating REST APIs Experience of integration technologies like SOAP Strong understanding and experience of relational and NoSQL database design and implementation Experience building on container More ❯

tech stack. You will build responsive web applications, scalable microservices, APIs, and data-layer components, working within an Agile, cloud-based (Azure) environment. Key Responsibilities Full-stack development using C# .NET Core, Web API, Angular 9+, HTML/CSS, and JavaScript frameworks. Build and support Microservices, Azure Service Bus integrations, and containerized services (Docker). Develop and maintain APIs, web … PMs, BAs, designers, and QA. Participate in code reviews, technical design sessions, and Agile ceremonies. Troubleshoot and maintain existing systems; implement business-driven enhancements. Skills & Experience Required Proficient in C# .NET Core/.NET Framework Strong front-end experience: Angular 9+, responsive HTML/CSS, JavaScript RESTful APIs, Web API, Microservices Azure Cloud, Service Bus, SQL Server, Docker (preferred) Familiarity More ❯

tech stack. You will build responsive web applications, scalable microservices, APIs, and data-layer components, working within an Agile, cloud-based (Azure) environment. Key Responsibilities Full-stack development using C# .NET Core, Web API, Angular 9+, HTML/CSS, and JavaScript frameworks. Build and support Microservices, Azure Service Bus integrations, and containerized services (Docker). Develop and maintain APIs, web … PMs, BAs, designers, and QA. Participate in code reviews, technical design sessions, and Agile ceremonies. Troubleshoot and maintain existing systems; implement business-driven enhancements. Skills & Experience Required Proficient in C# .NET Core/.NET Framework Strong front-end experience: Angular 9+, responsive HTML/CSS, JavaScript RESTful APIs, Web API, Microservices Azure Cloud, Service Bus, SQL Server, Docker (preferred) Familiarity More ❯

tech stack. You will build responsive web applications, scalable microservices, APIs, and data-layer components, working within an Agile, cloud-based (Azure) environment. Key Responsibilities Full-stack development using C# .NET Core , Web API , Angular 9+ , HTML/CSS, and JavaScript frameworks. Build and support Microservices , Azure Service Bus integrations, and containerized services (Docker). Develop and maintain APIs, web … PMs, BAs, designers, and QA. Participate in code reviews, technical design sessions, and Agile ceremonies. Troubleshoot and maintain existing systems; implement business-driven enhancements. Skills & Experience Required Proficient in C# .NET Core/.NET Framework Strong front-end experience : Angular 9+, responsive HTML/CSS, JavaScript RESTful APIs, Web API, Microservices Azure Cloud , Service Bus, SQL Server, Docker (preferred) Familiarity More ❯

standard. Collaborate with the wider development team to deliver customer solutions. Develop new features for our platform. Improve existing functionality. Consistently advocating high quality of code. Essential: Technical Skills: C# .NET ASP .NET MVC LINQ and Entity Framework/LINQ to SQL Web-based languages such as HTML, CSS and JavaScript SQL Server Web APIs, e.g. REST Source control management More ❯

.NET Developer, .NET 9, C#, SQL Server - Investment Bank - London (Tech stack: .NET Developer, .NET 9, ASP.NET, C#, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, operations in over 20 countries our client has fast becomeWeb API 2, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is the world's most respected banking institution. Their story dates … and today they operate from over 10,000 offices in 100 countries. Working in tandem with Microsoft they are about to embark upon one of the largest .NET/C# software development projects to take place within the financial services arena for the past 20 years. You will be working on the design and development of a brand new web … based .NET/C# investment banking application that will be the envy of the industry. We are seeking passionate .NET Developer with strong experience on the .NET framework and who comes from a solid software development background. Ideally you will have full project life cycle experience and will have worked on complex enterprise level .NET/C# applications. .NET Developer More ❯

experience managing work requests using the Scrum framework and utilising Azure DevOps to facilitate that work. Proficient in programming languages and tooling as follows: NET Core/.NET Framework, C# HTML/CSS/Javascript TypeScript, AngularJS, KnockoutJS QA tooling such as - Selenium, Playwright, Spectflow, Reqcnroll Azure DevOps, Git, Deployment Pipelines, Terraform Massaging Queues, API's: SOAP & REST Demonstrated expertise More ❯

experience managing work requests using the Scrum framework and utilising Azure DevOps to facilitate that work. Proficient in programming languages and tooling as follows: NET Core/.NET Framework, C# HTML/CSS/Javascript TypeScript, AngularJS, KnockoutJS QA tooling such as - Selenium, Playwright, Spectflow, Reqcnroll Azure DevOps, Git, Deployment Pipelines, Terraform Massaging Queues, API's: SOAP & REST Demonstrated expertise More ❯

Exciting opportunity for a Senior .Net C# Software Engineer to join this global Energy company. This is an exciting time to join this world-leading Energy company as it evolves from a traditional Oil & Gas enterprise into a future-focused Energy leader. This transformation includes the establishment of a highly successful new Power Trading desk within the Energy Trading team … technology. Key Requirements – Essentials • 8+ years of hands-on software development experience, spanning front-end, back-end, and cloud automation/orchestration. • Strong proficiency in back-end development using C# and .NET Core 5/6. • Cloud-native development expertise on Microsoft Azure, including serverless containers (Kubernetes/Docker). • CI/CD pipeline experience, using GitHub Actions or Azure More ❯

Exciting opportunity for a Senior .Net C# Software Engineer to join this global Energy company. This is an exciting time to join this world-leading Energy company as it evolves from a traditional Oil & Gas enterprise into a future-focused Energy leader. This transformation includes the establishment of a highly successful new Power Trading desk within the Energy Trading team … technology. Key Requirements – Essentials • 8+ years of hands-on software development experience, spanning front-end, back-end, and cloud automation/orchestration. • Strong proficiency in back-end development using C# and .NET Core 5/6. • Cloud-native development expertise on Microsoft Azure, including serverless containers (Kubernetes/Docker). • CI/CD pipeline experience, using GitHub Actions or Azure More ❯

.NET Developer, C# - Financial Consultancy - London (Tech stack: .NET Developer, .NET 9, ASP.NET, C#, React, Angular 19, Microservices, Azure, WPF, MVVM, Prism, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) Established in the early 1970s, our client delivers cutting edge I.T solutions to banks. With over 70,000 employees in over 50 countries and strong partnerships with some … vendors across the globe (Microsoft, Oracle, SAP, etc), they have evolved into a modern consulting firm. We are seeking 4 .NET Developer to work on complex Greenfield .NET/C# software development projects within the banking arena. You will be given full project life cycle exposure and the opportunity to technically lead teams of up to 10 Consultants. The ideal … candidates will have strong experience on the .NET framework. We can entertain applications from .NET Developer candidates with experience in either web application development (.NET Core/ASP.NET MVC, C#) or windows/desktop development (C#.NET). My client can provide training in: .NET 9, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, WPF, MVVM, Prism, continuous integration More ❯

.NET Developer, .NET 9, C#, Agile - London (Tech stack: .NET Developer, .NET 9, ASP.NET, C#, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, Web API 2, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) We are pleased to announce the arrival in the UK of one of Silicon Valley’s most successful and exciting brands. They’re at the … hire several .NET Developer at all levels who are passionate about developing revolutionary software solutions. .NET Developer applicants should have commercial experience with: .NET, .NET Core/ASP.NET MVC, C#, Azure SQL and Agile. Full training will be provided into: .NET 9, JavaScript, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD More ❯

.NET Developer, .NET 9, C#, Agile - London (Tech stack: .NET Developer, .NET 9, ASP.NET, C#, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, Web API 2, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) We are pleased to announce the arrival in the UK of one of Silicon Valley’s most successful and exciting brands. They’re at the … hire several .NET Developer at all levels who are passionate about developing revolutionary software solutions. .NET Developer applicants should have commercial experience with: .NET, .NET Core/ASP.NET MVC, C#, Azure SQL and Agile. Full training will be provided into: .NET 9, JavaScript, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD More ❯

.NET Developer, .NET 9, C#, Agile - London (Tech stack: .NET Developer, .NET 9, ASP.NET, C#, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, Web API 2, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) We are pleased to announce the arrival in the UK of one of Silicon Valley's most successful and exciting brands. They're at the … hire several .NET Developer at all levels who are passionate about developing revolutionary software solutions. .NET Developer applicants should have commercial experience with: .NET, .NET Core/ASP.NET MVC, C#, Azure SQL and Agile. Full training will be provided into: .NET 9, JavaScript, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD More ❯

.NET Developer (Tech stack: .NET Developer, .NET 9, C#, ASP.NET, C#, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, Web API 2, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) We have several fantastic new roles for .NET Developer to join an ambitious Fintech start-up. This is your chance to work with the sharpest minds in private wealth … scalable asset management framework that is unrivalled in today's market place. Our client is looking for passionate .NET Developer with experience in .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. Our client will provide training in: .NET 9, JavaScript, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD More ❯

.NET Developer (Tech stack: .NET Developer, .NET 9, C#, ASP.NET, C#, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, Web API 2, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) We have several fantastic new roles for .NET Developer to join an ambitious Fintech start-up. This is your chance to work with the sharpest minds in private wealth … scalable asset management framework that is unrivalled in today’s market place. Our client is looking for passionate .NET Developer with experience in .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. Our client will provide training in: .NET 9, JavaScript, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD More ❯

responsibilities: This is a fast-paced, hands-on role. Your day-to-day responsibilities will include, but not solely be limited to: · Developing website features and fixing bugs using C#, Entity Framework, Azure Service Bus and SQL Server · Writing unit and integration tests using NUnit · Styling website changes in CSS · Developing JavaScript code using frameworks such as Vue · Attending scrum … meetings and briefings with project owners and peers · Writing SQL scripts to modify database schema in SQL Server 2014 Technical Skills: Required: · ASP.NET 4.6+ MVC 5 · C# 6 including advanced language features e.g., generics, lambdas, delegates · Design Patterns and SOLID Principles · Entity Framework 6+ · SQL Server 2014+ · TDD/NUnit · Javascript/JQuery/AJAX · HTML5 · CSS 3 Desirable: · ASP.NET More ❯

/50 between back and front end design. This role is primarily home-based and may occasionally require out-of-hours support. Key Responsibilities Design and develop applications using C#, .NET Core, and React. Follow and help define software development standards and best practices. Work with test-driven development, automated testing, and CI/CD pipelines. Support ongoing operations and … contribute to various development projects. Collaborate with third-party software providers throughout the development lifecycle. Provide technical guidance and mentorship to less experienced developers. Required Skills Strong experience with C#, .NET Core, Azure, and test automation. Proficiency in JavaScript and a modern front-end framework (React preferred). Familiarity with microservices, containerization, and site reliability engineering. Solid understanding of Agile More ❯

.NET Developer - World Class Entertainment Company - London (Tech stack: .NET Developer, .NET 9, ASP.NET, C#, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, Web API 2, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client has been producing unparalleled entertainment experiences for over 50 years. Today their global business comprises of: film studios, television stations, theme parks, media … networks and retail outlets. They are about to embark upon several joint .NET/C# software development projects with Microsoft that will take the IT industry by storm! We are seeking several .NET Developer with full project life cycle experience and a skill set that encompasses: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. Our client can provide … Agile, TDD, BDD, Scrum, Kanban and MongoDB. This is a truly amazing opportunity to work for a prestigious global brand and on challenging and complex enterprise level .NET/C# software projects. Our client is quick to recognize talent and keen to promote it. Take your career to infinity and beyond! Location: London, UK/Remote Working Salary More ❯

.NET Developer - World Class Entertainment Company - London (Tech stack: .NET Developer, .NET 9, ASP.NET, C#, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, Web API 2, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client has been producing unparalleled entertainment experiences for over 50 years. Today their global business comprises of: film studios, television stations, theme parks, media … networks and retail outlets. They are about to embark upon several joint .NET/C# software development projects with Microsoft that will take the IT industry by storm! We are seeking several .NET Developer with full project life cycle experience and a skill set that encompasses: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. Our client can provide … Agile, TDD, BDD, Scrum, Kanban and MongoDB. This is a truly amazing opportunity to work for a prestigious global brand and on challenging and complex enterprise level .NET/C# software projects. Our client is quick to recognize talent and keen to promote it. Take your career to infinity and beyond! Location: London, UK/Remote Working Salary More ❯

.NET Developer - World Class Entertainment Company - London (Tech stack: .NET Developer, .NET 9, ASP.NET, C#, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, Web API 2, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client has been producing unparalleled entertainment experiences for over 50 years. Today their global business comprises of: film studios, television stations, theme parks, media … networks and retail outlets. They are about to embark upon several joint .NET/C# software development projects with Microsoft that will take the IT industry by storm! We are seeking several .NET Developer with full project life cycle experience and a skill set that encompasses: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. Our client can provide … Agile, TDD, BDD, Scrum, Kanban and MongoDB. This is a truly amazing opportunity to work for a prestigious global brand and on challenging and complex enterprise level .NET/C# software projects. Our client is quick to recognize talent and keen to promote it. Take your career to infinity and beyond! Location: London, UK/Remote Working Salary More ❯

.NET Developer, C# - Global Technology Brand - London (Tech stack: .NET Developer, .NET 9, ASP.NET, C#, WPF, React, Angular 19, Microservices, Azure, Web API 2, Entity Framework, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Our clients fascinating story dates back to 1981; today they have fast become one of the most instantly recognised technology brands across the globe. Their success … are looking to expand their award winning .NET software development team. We are seeking .NET Developer candidates with experience of either web application development (.NET Core/ASP.NET MVC, C#) or winforms/WPF (C#) development. Our client will provide you with training into: .NET 9, WPF, MVVM, Prism, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web More ❯

.NET Developer – Retailer – London (Tech stack: .NET, C#, Angular, RESTful APIs, Microservices, Entity Framework, SQL Server, CI/CD, Git, Agile, Azure, App Services, Devops, Programmer, Full Stack Engineer, Architect, .NET Developer) .NET Developer + Angular Developer Wanted London (Hybrid) | 6–12 months | Outside IR35 | Market Rates | Start: ASAP We're on the lookout for a seasoned .NET Developer —someone … who knows their way around .NET (C#) and is just as confident working hands-on with Angular (ideally 10+). This isn’t just a coding gig; it's a chance to make a real impact on critical digital projects with a team that values clean code, good architecture, and smart collaboration. You’ll be part of a fast-moving … devs, and delivering in a hybrid environment—this is your kind of contract. What You’ll Be Doing as a .Net Developer: Building and maintaining complex web apps with C#/.NET + Angular Architecting scalable services (REST APIs, microservices) Working closely with product, QA, and DevOps to deliver smooth releases Leading technical discussions and improving code quality Mentoring other More ❯

Software Engineer – eCommerce Scale-Up Location: London (Hybrid – 1 day per week on-site) Type: Permanent/Full-Time Salary: £75,000 – £90,000 + equity + benefits Tech: C#, .NET Core, Azure, Microservices, REST APIs Industry: eCommerce High-impact role in a scaling product-led environment The Opportunity Our client is a fast-growing, VC-backed eCommerce scale-up … thrives in fast-paced, product-driven environments. This is a full-time hybrid position, with just 1 day a week on-site in their central London office. Tech Stack C#/.NET Core/ASP.NET RESTful APIs/Microservices SQL Server, Entity Framework Azure (App Services, Functions, DevOps) CI/CD: Azure DevOps or GitHub Actions Optional: React, Vue (frontend … junior engineers and contributing to engineering culture Owning delivery of high-impact features tied to real-world eCommerce outcomes What We’re Looking For 5+ years’ experience with .NET (C#, .NET Core) Proven ability to design and scale backend systems in high-traffic environments Experience working in product-led or transactional platforms (eCommerce, SaaS, etc.) Strong knowledge of cloud platforms More ❯

Software Engineer – eCommerce Scale-Up Location: London (Hybrid – 1 day per week on-site) Type: Permanent/Full-Time Salary: £75,000 – £90,000 + equity + benefits Tech: C#, .NET Core, Azure, Microservices, REST APIs Industry: eCommerce High-impact role in a scaling product-led environment The Opportunity Our client is a fast-growing, VC-backed eCommerce scale-up … thrives in fast-paced, product-driven environments. This is a full-time hybrid position, with just 1 day a week on-site in their central London office. Tech Stack C#/.NET Core/ASP.NET RESTful APIs/Microservices SQL Server, Entity Framework Azure (App Services, Functions, DevOps) CI/CD: Azure DevOps or GitHub Actions Optional: React, Vue (frontend … junior engineers and contributing to engineering culture Owning delivery of high-impact features tied to real-world eCommerce outcomes What We’re Looking For 5+ years’ experience with .NET (C#, .NET Core) Proven ability to design and scale backend systems in high-traffic environments Experience working in product-led or transactional platforms (eCommerce, SaaS, etc.) Strong knowledge of cloud platforms More ❯