751 to 775 of 987 C# Jobs in London

for your next move? We’re seeking a Senior Power Platform Developer to join a leading Microsoft Partner expanding its Power Platform capability. This hands-on role focuses on C#/.NET plugin development, Dataverse SDK, and Azure-integrated solutions, collaborating with Solution Architects to deliver scalable, enterprise-ready Power Platform applications that make real business impact. Key Responsibilities: Develop … advanced Dataverse plugins and custom workflows using C#/.NET. Build client-side logic with TypeScript/JavaScript and PCF controls. Deliver secure, scalable Azure integrations (Function Apps, Logic Apps, APIM). Collaborate on solution design, lead technical delivery, and mentor team members. About You: Proven experience with Dataverse/Dynamics 365 plugin development. Experience with Azure integrations (Function Apps More ❯

for your next move? We’re seeking a Senior Power Platform Developer to join a leading Microsoft Partner expanding its Power Platform capability. This hands-on role focuses on C#/.NET plugin development, Dataverse SDK, and Azure-integrated solutions, collaborating with Solution Architects to deliver scalable, enterprise-ready Power Platform applications that make real business impact. Key Responsibilities: Develop … advanced Dataverse plugins and custom workflows using C#/.NET. Build client-side logic with TypeScript/JavaScript and PCF controls. Deliver secure, scalable Azure integrations (Function Apps, Logic Apps, APIM). Collaborate on solution design, lead technical delivery, and mentor team members. About You: Proven experience with Dataverse/Dynamics 365 plugin development. Experience with Azure integrations (Function Apps More ❯

on role with a strong focus on backend development in .NET 8 , alongside supporting UI development built in React . The Role Deliver new backend functionality in modern .NET (C#/.NET 8) Help integrate and validate React UIs Contribute to ongoing rebuild and refactor of legacy systems Work with REST & GraphQL APIs for third-party platform integrations Collaborate closely … with a small, experienced team in a flat structure Remote-first – work from anywhere in the UK Tech Stack Backend: .NET 8, C#, Azure, PostgreSQL Frontend: React, Vue (legacy), Loveable (low-code React generator) Tools: GitHub Actions, Azure Service Fabric, Supabase Integrations: Shopify, other e-commerce APIs You’ll Need Strong experience with modern .NET (6, 7, or 8) Solid More ❯

Software Engineer (C#/Python) All candidates should make sure to read the following job description and information carefully before applying. Up to £60,000 + Bonus London -- 3 days on-site My client, a FTSE 100 company working on life-saving technologies in the workplace, environmental analysis and HealthTech, are currently in search of a Engineer to join … s global businesses. Necessary skills of the Software Engineer: 5+ years of experience in cloud-native development, ideally within the Azure ecosystem. 5+ years of software engineering experience with C# and/or Python. Strong proficiency in Azure services (App Services, AI Services, Functions, Logic Apps). Hands-on experience with RESTful APIs, microservices, and event-driven architectures. Skilled in More ❯

insights Responsibilities of the Front Office Software Engineer Partner with front office teams to iteratively deliver a prioritised backlog of business and technology initiatives Designing and delivering solutions using C#/.NET, Azure, Angular, Python, SQL Server and other technologies Building robust, high quality systems using modern best practices in software engineering, unit/integration testing and CI/CD … Staying curious and proactive, taking ownership of learning trading workflows and identifying opportunities where technology can add commercial value Requirements for the Front Office Software Engineer: Strong C#/.NET (Core, ASP.NET Core, Web API, gRPC) Web technologies, particularly Angular Comfortable with Azure cloud platforms Good working knowledge of Python and its applications Understanding of database design (SQL Server, Cosmos More ❯

insights Responsibilities of the Front Office Software Engineer Partner with front office teams to iteratively deliver a prioritised backlog of business and technology initiatives Designing and delivering solutions using C#/.NET, Azure, Angular, Python, SQL Server and other technologies Building robust, high quality systems using modern best practices in software engineering, unit/integration testing and CI/CD … Staying curious and proactive, taking ownership of learning trading workflows and identifying opportunities where technology can add commercial value Requirements for the Front Office Software Engineer: Strong C#/.NET (Core, ASP.NET Core, Web API, gRPC) Web technologies, particularly Angular Comfortable with Azure cloud platforms Good working knowledge of Python and its applications Understanding of database design (SQL Server, Cosmos More ❯

insights Responsibilities of the Front Office Software Engineer Partner with front office teams to iteratively deliver a prioritised backlog of business and technology initiatives Designing and delivering solutions using C#/.NET, Azure, Angular, Python, SQL Server and other technologies Building robust, high quality systems using modern best practices in software engineering, unit/integration testing and CI/CD … Staying curious and proactive, taking ownership of learning trading workflows and identifying opportunities where technology can add commercial value Requirements for the Front Office Software Engineer: Strong C#/.NET (Core, ASP.NET Core, Web API, gRPC) Web technologies, particularly Angular Comfortable with Azure cloud platforms Good working knowledge of Python and its applications Understanding of database design (SQL Server, Cosmos More ❯

insights Responsibilities of the Front Office Software Engineer Partner with front office teams to iteratively deliver a prioritised backlog of business and technology initiatives Designing and delivering solutions using C#/.NET, Azure, Angular, Python, SQL Server and other technologies Building robust, high quality systems using modern best practices in software engineering, unit/integration testing and CI/CD … Staying curious and proactive, taking ownership of learning trading workflows and identifying opportunities where technology can add commercial value Requirements for the Front Office Software Engineer: Strong C#/.NET (Core, ASP.NET Core, Web API, gRPC) Web technologies, particularly Angular Comfortable with Azure cloud platforms Good working knowledge of Python and its applications Understanding of database design (SQL Server, Cosmos More ❯

farm economics, productivity, and environmental impact . Key Responsibilities Lead technical strategy and oversee architecture for scalable, data-driven systems. Remain actively hands-on , designing and developing high-performance C#/.NET back-end systems . Mentor and guide a growing team of developers — setting technical standards and driving best practices. Oversee end-to-end solution delivery, ensuring performance, security … a Back-End Developer/Engineering Lead/CTO in data-heavy environments Demonstrable history of technical excellence and leadership in commercial software development Technical Expertise Advanced proficiency in C#/.NET Core/.NET Framework Strong command of Azure Cloud Services Deep experience with SQL Server and high-volume transactional systems Expertise in data architecture, performance optimisation , and scalable More ❯

farm economics, productivity, and environmental impact . Key Responsibilities Lead technical strategy and oversee architecture for scalable, data-driven systems. Remain actively hands-on , designing and developing high-performance C#/.NET back-end systems . Mentor and guide a growing team of developers — setting technical standards and driving best practices. Oversee end-to-end solution delivery, ensuring performance, security … a Back-End Developer/Engineering Lead/CTO in data-heavy environments Demonstrable history of technical excellence and leadership in commercial software development Technical Expertise Advanced proficiency in C#/.NET Core/.NET Framework Strong command of Azure Cloud Services Deep experience with SQL Server and high-volume transactional systems Expertise in data architecture, performance optimisation , and scalable More ❯

farm economics, productivity, and environmental impact . Key Responsibilities Lead technical strategy and oversee architecture for scalable, data-driven systems. Remain actively hands-on , designing and developing high-performance C#/.NET back-end systems . Mentor and guide a growing team of developers — setting technical standards and driving best practices. Oversee end-to-end solution delivery, ensuring performance, security … a Back-End Developer/Engineering Lead/CTO in data-heavy environments Demonstrable history of technical excellence and leadership in commercial software development Technical Expertise Advanced proficiency in C#/.NET Core/.NET Framework Strong command of Azure Cloud Services Deep experience with SQL Server and high-volume transactional systems Expertise in data architecture, performance optimisation , and scalable More ❯

farm economics, productivity, and environmental impact . Key Responsibilities Lead technical strategy and oversee architecture for scalable, data-driven systems. Remain actively hands-on , designing and developing high-performance C#/.NET back-end systems . Mentor and guide a growing team of developers — setting technical standards and driving best practices. Oversee end-to-end solution delivery, ensuring performance, security … a Back-End Developer/Engineering Lead/CTO in data-heavy environments Demonstrable history of technical excellence and leadership in commercial software development Technical Expertise Advanced proficiency in C#/.NET Core/.NET Framework Strong command of Azure Cloud Services Deep experience with SQL Server and high-volume transactional systems Expertise in data architecture, performance optimisation , and scalable More ❯

and integration with pricing and risk systems. The position will report to the OTC Team Lead. Primary Responsibilities • Design, implement, test, deploy, and maintain OTC trading systems (primarily in C#) supporting Spot, Options, and Structured Products workflows. • Build and enhance API services (REST, WebSocket, FIX 4.4) used by clients and internal trading systems. • Work closely with traders, quants, and other … Understanding of risk management, order management systems (OMS), and trade lifecycle workflows. • Experience building FIX or WebSocket APIs for trading. • Options and structured products experience. Our Tech Stack • Backend: C#, Python • Frontend: React • Databases: PostgreSQL, DynamoDB • Infrastructure: AWS (EKS, EC2) • Version Control & CI/CD: GitHub, ArgoCD This role offers an exciting opportunity to build mission-critical trading systems that More ❯

LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a commitment to excellence in delivering the services our customers expect from us. With extensive experience More ❯

Introduction Saab in UK is growing rapidly, with over 500 colleagues across eight sites. We bring together Swedish heritage and British expertise to drive innovation in areas such as software engineering, underwater robotics, radars, AI, and armed forces training. Joining More ❯

Introduction Saab in UK is growing rapidly, with over 500 colleagues across eight sites. We bring together Swedish heritage and British expertise to drive innovation in areas such as software engineering, underwater robotics, radars, AI, and armed forces training. Joining More ❯

and maintaining software applications. Develop and maintain high-quality APIs and backend services Contribute to documentation, testing, and bug fixing as part of the development lifecycle Strong experience in C#, .NET Core, and Entity Framework Skilled with SQL and relational database design Experience with writing standalone distributed services More ❯

Full Stack | Angular | C# | .NET | Energy Trading | £750/Day OUTSIDE IR35 | 6-month rolling | Hybrid | LDN Our client is looking for a C# .NET Engineer for a 6-month rolling project, working at a leading Energy Trading house. This client deals in both physical and non-physical Energy products as well as trading Commodities. They have recently seen a … add head count to their operations and trading team to enhance the Energy trading capability within the company. This has resulted in the need for this Full Stack Angular C# .NET developer to join them as they enhance their energy trading desk within the company. This developer will be needed to come into the team as an established Energy Trading … well as leading and upskilling peers around them. Having previous trading experience in the Energy Trading space is going to be essential for this role. This Full Stack Angular C# .NET engineering role is: 💸 This role is paying up to £750/day Inside IR35 💻 This hybrid role is 3 days in office 📍 The office is in Central London Technology More ❯

Full Stack | Angular | C# | .NET | Energy Trading | £750/Day OUTSIDE IR35 | 6-month rolling | Hybrid | LDN Our client is looking for a C# .NET Engineer for a 6-month rolling project, working at a leading Energy Trading house. This client deals in both physical and non-physical Energy products as well as trading Commodities. They have recently seen a … add head count to their operations and trading team to enhance the Energy trading capability within the company. This has resulted in the need for this Full Stack Angular C# .NET developer to join them as they enhance their energy trading desk within the company. This developer will be needed to come into the team as an established Energy Trading … well as leading and upskilling peers around them. Having previous trading experience in the Energy Trading space is going to be essential for this role. This Full Stack Angular C# .NET engineering role is: 💸 This role is paying up to £750/day Inside IR35 💻 This hybrid role is 3 days in office 📍 The office is in Central London Technology More ❯

Full Stack | Angular | C# | .NET | Energy Trading | £750/Day OUTSIDE IR35 | 6-month rolling | Hybrid | LDN Our client is looking for a C# .NET Engineer for a 6-month rolling project, working at a leading Energy Trading house. This client deals in both physical and non-physical Energy products as well as trading Commodities. They have recently seen a … add head count to their operations and trading team to enhance the Energy trading capability within the company. This has resulted in the need for this Full Stack Angular C# .NET developer to join them as they enhance their energy trading desk within the company. This developer will be needed to come into the team as an established Energy Trading … well as leading and upskilling peers around them. Having previous trading experience in the Energy Trading space is going to be essential for this role. This Full Stack Angular C# .NET engineering role is: 💸 This role is paying up to £750/day Inside IR35 💻 This hybrid role is 3 days in office 📍 The office is in Central London Technology More ❯

Full Stack | Angular | C# | .NET | Energy Trading | £750/Day OUTSIDE IR35 | 6-month rolling | Hybrid | LDN Our client is looking for a C# .NET Engineer for a 6-month rolling project, working at a leading Energy Trading house. This client deals in both physical and non-physical Energy products as well as trading Commodities. They have recently seen a … add head count to their operations and trading team to enhance the Energy trading capability within the company. This has resulted in the need for this Full Stack Angular C# .NET developer to join them as they enhance their energy trading desk within the company. This developer will be needed to come into the team as an established Energy Trading … well as leading and upskilling peers around them. Having previous trading experience in the Energy Trading space is going to be essential for this role. This Full Stack Angular C# .NET engineering role is: 💸 This role is paying up to £750/day Inside IR35 💻 This hybrid role is 3 days in office 📍 The office is in Central London Technology More ❯

C# Developer, Microsoft Teams Integration, Remote, £425 day rate, Outside IR35, COR7386 We’re looking for an experienced C# Developer to join a 3-month contract role focused on building and integrating solutions within the Microsoft Teams and Microsoft 365 ecosystem. This position is fully remote, outside IR35, and offers an immediate start for the right candidate. What’s required … of the C# Developer? Strong experience developing with C# and .NET/ASP.NET Core Hands-on experience using the Microsoft Graph API Background in Microsoft Teams development, and a familiarity with the Microsoft 365 environment Knowledge of Azure AD, authentication protocols (OAuth 2.0), and RESTful APIs Experience working with JSON, webhooks, or event-driven architectures is a plus What Next … If you’re an experienced C# Developer with Microsoft Teams integration experience and you’re available immediately, apply today to find out more! C# Developer, Microsoft Teams Integration, Remote, £425 day rate, Outside IR35, COR7386 Corriculo Ltd acts as an employment agency and an employment business. #AS More ❯

My Financial Services client is seeking to recruit a C# .NET Developer on an initial 6 month contract based in London. It is hybrid and will require 3x days onsite per week. Essential: Strong background in C# programming and .Net technologies Strong Windows background Strong experience with relational databases and SQL Proven experience in continuous improvement of areas of focus … into application and operational requirements Good work ethic, with a focus on meeting deadlines and objectives Along with the application development, this role will also include supporting the existing C# and .NET applications. Strong hands-on skills for C# Windows applications is required. More ❯

Role: Quantitative Developer – React/C# Location: London Industry: Hedge Funds Travel: Hybrid Overview: A leading global quantitative investment manager is seeking a skilled Quantitative Developer (React/C#/Python) to join their London-based team. You will work as a desk-facing developer alongside global cross-asset systematic trading operations in a fast-paced, evolving setting. The position … delivery. Responsibilities: Provide daily technical support and trading insights to multiple activities and asset classes. Build, optimize, and maintain reporting and analytical tools for research and trading, leveraging React, C#, and Python frameworks. Take ownership of production processes to align with dynamic business objectives. Collaborate closely with analysts, quants, and developers, offering constant feedback on investment strategy performance. Expand and More ❯

Role: Quantitative Developer – React/C# Location: London Industry: Hedge Funds Travel: Hybrid Overview: A leading global quantitative investment manager is seeking a skilled Quantitative Developer (React/C#/Python) to join their London-based team. You will work as a desk-facing developer alongside global cross-asset systematic trading operations in a fast-paced, evolving setting. The position … delivery. Responsibilities: Provide daily technical support and trading insights to multiple activities and asset classes. Build, optimize, and maintain reporting and analytical tools for research and trading, leveraging React, C#, and Python frameworks. Take ownership of production processes to align with dynamic business objectives. Collaborate closely with analysts, quants, and developers, offering constant feedback on investment strategy performance. Expand and More ❯