1 to 25 of 329 C# Jobs in the City of London

product to these new markets and help enhance this already successful company! Successful .NET Developer candidates should be able to demonstrate strong knowledge of: .NET Core/ASP.NET MVC, C# and Azure SQL. Any experience in the following is desirable: .NET 9, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile More ❯

through testing, reviews, and best practices Collaborate with cross-functional teams to deliver project goals Stay current with emerging technologies and development methodologies Tech Stack & Tools Programming Languages: C++, C#, Python, JavaScript, TypeScript, Java Frameworks & Libraries: .NET, Node.js, React, Angular, Spring Boot, Django (depending on role) Cloud Platforms: AWS, Azure, GCP DevOps & CI/CD: Docker, Kubernetes, Git, Jenkins Agile More ❯

through testing, reviews, and best practices Collaborate with cross-functional teams to deliver project goals Stay current with emerging technologies and development methodologies Tech Stack & Tools Programming Languages: C++, C#, Python, JavaScript, TypeScript, Java Frameworks & Libraries: .NET, Node.js, React, Angular, Spring Boot, Django (depending on role) Cloud Platforms: AWS, Azure, GCP DevOps & CI/CD: Docker, Kubernetes, Git, Jenkins Agile More ❯

on time, quality, cost, and performance. Collaborate with colleagues across the organization to gain buy-in and feedback on proposals and designs. Required Knowledge & Experience: Essential: Strong proficiency in C# at a commercial level. Solid experience with .NET Core and related open-source technologies. Knowledge of Object Orientation, SOA, and relevant design patterns. Experience with modern software development practices, including More ❯

peer reviews, and cross-functional design sessions. London City, UK Highly competitive salary + benefits package Requirements: Degree in Computer Science, MIS, or related discipline. 47 years experience with C#/.NET technologies, ideally including ASP.NET Core and Web APIs. 3+ years experience developing front-end applications using React, or similar frameworks, but React is the strong preference here. Strong More ❯

reviews, and cross-functional design sessions. 📍London City, UK 💷Highly competitive salary + benefits package Requirements: Degree in Computer Science, MIS, or related discipline. 4–7 years’ experience with C#/.NET technologies, ideally including ASP.NET Core and Web APIs. 3+ years’ experience developing front-end applications using React, or similar frameworks, but React is the strong preference here. Strong More ❯

in Python3. What we’re looking for... Essential skills and experience: 5+ years experience of developing complex applications using an OO language (ideally Python, but experience in C++/C#/Java/etc would also be considered) Experience working on mission-critical applications, following a robust SDLC Excellent communication and problem-solving skills; and a strong aptitude for learning More ❯

in Python3. What we’re looking for... Essential skills and experience: 5+ years experience of developing complex applications using an OO language (ideally Python, but experience in C++/C#/Java/etc would also be considered) Experience working on mission-critical applications, following a robust SDLC Excellent communication and problem-solving skills; and a strong aptitude for learning More ❯

Experience: 7+ years Relevant Experience: .Net Core, Azure functions, Azure Functions, Microservice Architecture. Job Description: Proven experience as a .NET Core Developer with expertise in Microsoft Azure. Proficiency in C# and .NET Core for server-side development. Excellent Coding skills and best practices Strong experience of Azure services, including but not limited to Azure App Service, Azure Functions, Azure SQL More ❯

resolve production issues, ensuring minimal disruption to trading activities. Contribute to continuous improvement initiatives and technical innovation within the team. Key Skills & Experience: Required: Strong programming skills in Java , C# , or Python . Experience with FX trading systems , ideally in investment banking or financial services. Solid understanding of trade lifecycle , pricing , and risk management . Familiarity with FIX protocol , MQ More ❯

resolve production issues, ensuring minimal disruption to trading activities. Contribute to continuous improvement initiatives and technical innovation within the team. Key Skills & Experience: Required: Strong programming skills in Java , C# , or Python . Experience with FX trading systems , ideally in investment banking or financial services. Solid understanding of trade lifecycle , pricing , and risk management . Familiarity with FIX protocol , MQ More ❯

Commercial Experience as a Back-End Microsoft Developer Strong Academic Background with Demonstrable Achievements Proven ability to excel in time-constrained, algorithmic problem-solving Technical Expertise: Advanced Proficiency in: C# and .NET Framework Microsoft Azure Cloud Platform SQL and SQL Server Complex Data-Driven Software Development Strong Algorithm and Data Structure Knowledge Preferred Background: Experience in FinTech or Similar Structured More ❯

skills Experience with Test Driven Development with good understanding of unit testing Knowledge of good practices, design patterns and SOLID principles Good problem-solving skills Knowledge of .NET stack - C#, ASP.NET Core Web Apis, LINQ, asynchronous programming, dotnet tools Knowledge of relational and/or No-SQL databases and integrations patterns Knowledge of Angular, Typescript, CSS, Material UI, Jest, JSS More ❯

skills Experience with Test Driven Development with good understanding of unit testing Knowledge of good practices, design patterns and SOLID principles Good problem-solving skills Knowledge of .NET stack - C#, ASP.NET Core Web Apis, LINQ, asynchronous programming, dotnet tools Knowledge of relational and/or No-SQL databases and integrations patterns Knowledge of Angular, Typescript, CSS, Material UI, Jest, JSS More ❯

required for a prestigious financial service client in London. The role will involve working on a big Transformation Programme, and suited candidates will have the following hands-on experience; C#, Python, JavaScript/Typescript, SQL and test automation frameworks such as Playwright, Specflow, Agile and TDD. Strong data testing knowledge in SQL, Snowflake or Databricks. Strong Azure DevOps, Azure, Git More ❯

required for a prestigious financial service client in London. The role will involve working on a big Transformation Programme, and suited candidates will have the following hands-on experience; C#, Python, JavaScript/Typescript, SQL and test automation frameworks such as Playwright, Specflow, Agile and TDD. Strong data testing knowledge in SQL, Snowflake or Databricks. Strong Azure DevOps, Azure, Git More ❯

modern digital platforms and driving innovation across multiple industries. What we're looking for 5+ years' experience in cloud-native development (preferably Azure). Strong software development experience in C# and/or Python. Knowledge of RESTful APIs, microservices, and event-driven architectures . Skilled with Git-based version control and automated CI/CD pipelines (Azure DevOps, GitHub Actions More ❯

with real ownershipdesigning and building backend systems, collaborating with stakeholders, and shaping the technical roadmap across a suite of integrated platforms. Ideal Experience Strong knowledge of .NET Core and C# (including LINQ, JSON, IoC) Experience with Azure PaaS: Function Apps, Blob/Table Storage, Service Bus, Azure Search, API Management Understanding of Event-Driven Architecture, APIs, Webhooks, and integration platforms More ❯

expertise with development experience. Minimum 3 years experience as a D365 Developer, with knowledge of Sales, Service, and Marketing modules. End-to-end development and delivery experience. Proficient in C#, JavaScript, and D365 customisations. Experience with Power Automate, Power Apps, and custom connectors. Familiarity with DevOps, GIT, Azure DevOps, CI/CD. Excellent communication and stakeholder management skills. Interpersonal & Professional More ❯

real ownership—designing and building backend systems, collaborating with stakeholders, and shaping the technical roadmap across a suite of integrated platforms. Ideal Experience Strong knowledge of .NET Core and C# (including LINQ, JSON, IoC) Experience with Azure PaaS: Function Apps, Blob/Table Storage, Service Bus, Azure Search, API Management Understanding of Event-Driven Architecture, APIs, Webhooks, and integration platforms More ❯

expertise with development experience. Minimum 3 years’ experience as a D365 Developer, with knowledge of Sales, Service, and Marketing modules. End-to-end development and delivery experience. Proficient in C#, JavaScript, and D365 customisations. Experience with Power Automate, Power Apps, and custom connectors. Familiarity with DevOps, GIT, Azure DevOps, CI/CD. Excellent communication and stakeholder management skills. Interpersonal & Professional More ❯

Senior C# Developer/Software Engineer (C# .Net) London onsite to £150k Opportunity to progress your career in a senior, hands-on C# Developer role at a global Asset Manager with c$3 million under management. As a Senior C# Developer within the trading engine team you'll collaborate to design and develop real-time trading systems, you'll often … be collaborating with he strategy team on Greenfield projects which you'll take ownership of and will see the business impact of. There's a focus on C# .Net backend and API development although you'll also have elements of front 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 as OOP, Design Patterns, Data Structures, Algorithms You are collaborative with excellent communication and stakeholder management skills You are degree More ❯

onsite) Desired Industry Experience: 5+ years Relevant Experience: React.Js, Typescript, Azure Job Description: Proven experience as a Front-End Developer with a focus on React.js, and Typescript. Familiarity with C# and .Net. Strong proficiency in JavaScript, ES6/ES7, and related front-end technologies. Familiarity with state management libraries such as Redux. Experience with version control systems, such as Git. More ❯

customer-focused, resilient solutions that make a real difference for colleagues and customers alike. What You’ll Do: Translate business requirements into working, user-focused solutions Design and develop C#, plugins, JavaScript, Power Apps, Power Automate, SSIS, and SSRS solutions Provide technical guidance and mentorship to junior developers Participate in SCRUM ceremonies and influence platform architecture Ensure solutions are aligned More ❯

customer-focused, resilient solutions that make a real difference for colleagues and customers alike. What You’ll Do: Translate business requirements into working, user-focused solutions Design and develop C#, plugins, JavaScript, Power Apps, Power Automate, SSIS, and SSRS solutions Provide technical guidance and mentorship to junior developers Participate in SCRUM ceremonies and influence platform architecture Ensure solutions are aligned More ❯