1 to 25 of 54 .NET Core Jobs in the City of London

like React, Angular, incorporating the Fluent UI design system for a consistent and polished user experience. Ensure seamless interaction with Power Platform components and .NET Core applications. .NET Core Development: Develop and maintain robust APIs and back-end services using C# and .NET Core, adhering to best practices for performance, security, and scalability. Back-End Development: Develop robust APIs using C#/.NET Core on Azure App Service to handle data manipulation, authentication, and authorisation, integrating with Power Platform and other systems. Data Management: Model and manage … data within Azure SQL Server, utilising data connectors to integrate with external systems and .NET Core applications. Application Packaging and Deployment: Package and deploy .NET Core applications to various environments (Azure App Service, on-premises servers, etc.), using appropriate tools and techniques (e.g., Docker More ❯

like React, Angular, incorporating the Fluent UI design system for a consistent and polished user experience. Ensure seamless interaction with Power Platform components and .NET Core applications. .NET Core Development: Develop and maintain robust APIs and back-end services using C# and .NET Core, adhering to best practices for performance, security, and scalability. Back-End Development: Develop robust APIs using C#/.NET Core on Azure App Service to handle data manipulation, authentication, and authorisation, integrating with Power Platform and other systems. Data Management: Model and manage … data within Azure SQL Server, utilising data connectors to integrate with external systems and .NET Core applications. Application Packaging and Deployment: Package and deploy .NET Core applications to various environments (Azure App Service, on-premises servers, etc.), using appropriate tools and techniques (e.g., Docker More ❯

My client is seeking a skilled Junior - Mid level .NET Developer to join dynamic engineering team. The ideal candidate will have a strong background in building scalable applications using the Microsoft .NET stack, proven experience with AWS cloud ideally with other cloud technologies considered , and a deep understanding … next-generation financial solutions, contributing to architecture decisions, and mentoring junior developers. Key Responsibilities: Design, develop, and maintain robust, scalable, and secure applications using .NET (C#, .NET Core/.NET 6+) Work on cloud-native solution development using AWS services such as Lambda, API Gateway … in the FinTech space Conduct code reviews and provide constructive feedback Required Skills & Experience: 2 - 5 years of professional experience in software development with .NET (C#, .NET Core/.NET 6+) At least 2+ years as a proven Senior .Net developer - Ideally within the More ❯

My client is seeking a skilled Junior - Mid level .NET Developer to join dynamic engineering team. The ideal candidate will have a strong background in building scalable applications using the Microsoft .NET stack, proven experience with AWS cloud ideally with other cloud technologies considered , and a deep understanding … next-generation financial solutions, contributing to architecture decisions, and mentoring junior developers. Key Responsibilities: Design, develop, and maintain robust, scalable, and secure applications using .NET (C#, .NET Core/.NET 6+) Work on cloud-native solution development using AWS services such as Lambda, API Gateway … in the FinTech space Conduct code reviews and provide constructive feedback Required Skills & Experience: 2 - 5 years of professional experience in software development with .NET (C#, .NET Core/.NET 6+) At least 2+ years as a proven Senior .Net developer - Ideally within the More ❯

investment opportunities. Job Summary As a Full Stack Developer, you will be a key contributor to our dynamic development team. With a focus on .NET Core and ReactJS, you will play a crucial role in designing, implementing, and maintaining robust, scalable, and user-friendly DataPortal. This position … cutting-edge projects and collaborate with cross-functional teams in a fast-paced environment. Key Responsibilities Design and develop scalable, high-performance applications using .NET Core for the backend and React for the frontend. Collaborate with product managers, designers, and other developers to understand project requirements and … Master’s degree in computer science or a related field. Minimum of 4 years of experience as a Full Stack Developer. Strong proficiency in .NET Core for backend development. Expertise in React for building modern and responsive user interfaces. Solid understanding of web development concepts, including RESTful More ❯

most of the leading investment platforms and back-office systems in the UK. Your Skills/Background: SaaS/Application Software Development, C#/.NET, .NET Core, Persistence Frameworks, SOLID Principles, Web APIs, MS SQLCustomer Experience. Team Leadership, Systems & Processes Leadership. Who we are: We re … functional team of C# and SQL developers. This role is a blend of leadership (50%) and hands-on technical development (50%), requiring expertise in .NET application/system design in a Windows Server 2022/MS SQL Server/IIS environment. This is a fully remote opportunity within the … Manage our GitHub based code repository • Drive innovation, exploring new technologies and approaches to enhance our solutions Where your expertise will lie: • C#/.NET • .NET Core • Persistence Frameworks (Entity Framework, Dapper, etc.) • SOLID Principles • Web APIs • MS SQL Server integration through Stored Procedures • Persistence Frameworks More ❯

.NET Developer - Fastest Growing Social Media Firm – London (Tech stack: .NET Developer, .NET 9, C#, Web API 2, Entity Framework, Microservices, Azure, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is on a quest to transform how people discover, view and share content by combining … million from well respected investors they have recently opened new offices in the UK and are on the lookout for the very best .NET Developer. NET Developer applicants should be experienced in: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. You should have … a strong grasp of object orientated (OO) development principles. Our client can provide you with industry recognized training in: .NET 9, Web API 2, Entity Framework, Microservices, Azure, JavaScript, Angular 19, Bootstrap, Agile and MongoDB. Our client has a flat organization, which means that they believe great ideas can More ❯

both internal operations and client-facing services. Our tech stack is built on a modern, stable foundation — including React , Tailwind CSS , C# 9 , and .NET Core — and we're focused on scaling feature delivery and enhancing technical maturity. You’ll be joining a team that’s moved … responsive and accessible web interfaces using React.js (Next.js) , JavaScript , HTML5 , and Tailwind CSS . Develop backend services and RESTful APIs using C# 9 and .NET Core . Interact with MSSQL databases via stored procedures and schema design. Own tasks end-to-end, from development through deployment, testing … for; 3+ years of hands-on experience in full stack web development . Strong knowledge of JavaScript , React.js , and Next.js . Solid experience building .NET Core Web APIs with C# 9 . Proficiency in SQL Server (MSSQL), including stored procedures and schema management. Comfort with Tailwind CSS More ❯

both internal operations and client-facing services. Our tech stack is built on a modern, stable foundation — including React , Tailwind CSS , C# 9 , and .NET Core — and we're focused on scaling feature delivery and enhancing technical maturity. You’ll be joining a team that’s moved … responsive and accessible web interfaces using React.js (Next.js) , JavaScript , HTML5 , and Tailwind CSS . Develop backend services and RESTful APIs using C# 9 and .NET Core . Interact with MSSQL databases via stored procedures and schema design. Own tasks end-to-end, from development through deployment, testing … for; 3+ years of hands-on experience in full stack web development . Strong knowledge of JavaScript , React.js , and Next.js . Solid experience building .NET Core Web APIs with C# 9 . Proficiency in SQL Server (MSSQL), including stored procedures and schema management. Comfort with Tailwind CSS More ❯

base of £70,000 + benefits and its hybrid working. As a senior technical lead, you’ll be responsible for full-stack development using .NET Core, Power Platform (Power Apps, Power Automate, Power BI), Azure Functions, and modern front-end frameworks like React or Angular. You’ll … collaborate with cross-functional teams, and lead projects from concept to deployment. What You’ll Do Develop modern applications and APIs with C#/.NET Core and Azure Build responsive UIs using Fluent UI, React, or Angular Lead Power Platform development and system integrations Drive DevOps best … Guide and mentor a distributed team of developers To be considered for this role, you will need: Proven experience in Microsoft tech stack (C#, .NET Core, Azure, Power Platform) Strong front-end skills (React, Angular, JavaScript/TypeScript) Expertise in SQL Server and API development Desirable: Familiarity More ❯

base of £70,000 + benefits and its hybrid working. As a senior technical lead, you’ll be responsible for full-stack development using .NET Core, Power Platform (Power Apps, Power Automate, Power BI), Azure Functions, and modern front-end frameworks like React or Angular. You’ll … collaborate with cross-functional teams, and lead projects from concept to deployment. What You’ll Do Develop modern applications and APIs with C#/.NET Core and Azure Build responsive UIs using Fluent UI, React, or Angular Lead Power Platform development and system integrations Drive DevOps best … Guide and mentor a distributed team of developers To be considered for this role, you will need: Proven experience in Microsoft tech stack (C#, .NET Core, Azure, Power Platform) Strong front-end skills (React, Angular, JavaScript/TypeScript) Expertise in SQL Server and API development Desirable: Familiarity More ❯

operations across voice, email, chat and SMS, enabling humans in the loop where necessary. Overview: We’re hiring for a Product Engineer (backend C# .net core) to join our founding team. The role will focus on backend development that blends email, chat, telephony, voice AI and LLMs. … you. Key Responsibilities: Communicate clearly, seek clarification when needed. Navigate ambiguity and working with minimal supervision. Develop and maintain backend services using C# and .NET Core. Design and test REST APIs with JWT-based authentication (OAuth is desirable for the future). Write performant SQL for PostgreSQL databases; help … and security in systems handling sensitive financial or personal data. Requirements/experience: 5+ years of software engineering experience. Proven backend experience with C# (.NET Core) in Linux-based production environments. Comfortable navigating ambiguity and working with minimal supervision. Strong SQL knowledge, with experience using PostgreSQL in More ❯

operations across voice, email, chat and SMS, enabling humans in the loop where necessary. Overview: We’re hiring for a Product Engineer (backend C# .net core) to join our founding team. The role will focus on backend development that blends email, chat, telephony, voice AI and LLMs. … you. Key Responsibilities: Communicate clearly, seek clarification when needed. Navigate ambiguity and working with minimal supervision. Develop and maintain backend services using C# and .NET Core. Design and test REST APIs with JWT-based authentication (OAuth is desirable for the future). Write performant SQL for PostgreSQL databases; help … and security in systems handling sensitive financial or personal data. Requirements/experience: 5+ years of software engineering experience. Proven backend experience with C# (.NET Core) in Linux-based production environments. Comfortable navigating ambiguity and working with minimal supervision. Strong SQL knowledge, with experience using PostgreSQL in More ❯

Practice has 5 capabilities: IT Architecture Cloud Engineering Software Engineering Intelligent Process Automation Quality Management We’re hiring: Mid-Level Software Engineers (C#/.NET) | Join Valcon’s Growing Tech Team Another exciting project win means we're looking to expand our engineering team, and this is your chance … ll be working with: We’re looking for developers with solid core engineering skills and a strong background in modern C# and .NET development , including: Core C# & .NET Skills Hands-on experience with C# (latest versions preferred) Deep knowledge of .NET Core/.NET 6/7/8 for building scalable APIs Strong grasp of OOP principles and design patterns API Development Building and maintaining RESTful APIs Solid understanding of protocols, status codes, headers, etc. API documentation using tools like Swagger/OpenAPI Legacy Systems Exposure to or More ❯

Practice has 5 capabilities: IT Architecture Cloud Engineering Software Engineering Intelligent Process Automation Quality Management We’re hiring: Mid-Level Software Engineers (C#/.NET) | Join Valcon’s Growing Tech Team Another exciting project win means we're looking to expand our engineering team, and this is your chance … ll be working with: We’re looking for developers with solid core engineering skills and a strong background in modern C# and .NET development , including: Core C# & .NET Skills Hands-on experience with C# (latest versions preferred) Deep knowledge of .NET Core/.NET 6/7/8 for building scalable APIs Strong grasp of OOP principles and design patterns API Development Building and maintaining RESTful APIs Solid understanding of HTTP protocols, status codes, headers, etc. API documentation using tools like Swagger/OpenAPI Legacy Systems Exposure to More ❯

My client is an instantly recognisable consultancy who require a C# .Net Developer with .Net Core, RESTful web services, microservices and knowledge of building solutions in an Azure Containerised environment to join a business-critical GDS programme for a high profile client Key Requirements: Proven experience … as a C# .Net Developer with working knowledge of a Government Digital Service (GDS) environment Strong knowledge and working use of .Net Core and RESTful web services. Recent experience developing Microservice based solutions Worked on object-oriented design patterns (OOAD etc) and design principles (kiss/ More ❯

My client is an instantly recognisable consultancy who require a C# .Net Developer with .Net Core, RESTful web services, microservices and knowledge of building solutions in an Azure Containerised environment to join a business-critical GDS programme for a high profile client Key Requirements: Proven experience … as a C# .Net Developer with working knowledge of a Government Digital Service (GDS) environment Strong knowledge and working use of .Net Core and RESTful web services. Recent experience developing Microservice based solutions Worked on object-oriented design patterns (OOAD etc) and design principles (kiss/ More ❯

Position: .NET Architect Location: London (Hybrid – 2 to 3 days onsite per week) Interview Process: 2 rounds of technical interviews About the Role: We are seeking an experienced .NET Architect with a strong background in the insurance domain, ideally with exposure to the London Market. The ideal candidate … will lead the design and development of scalable, high-performance applications using Microsoft technologies. Key Responsibilities: Architect, design, and develop modules using .NET Core and ASP.NET (C#) Collaborate closely with stakeholders to define technical solutions aligned with business goals Integrate third-party software and participate in end … and support for live production environments Create and maintain technical documentation and support deployment activities Required Skills & Experience: Proven architecture and development experience with .NET Core (v3.1 or higher), ASP.NET, and full-stack technologies Strong knowledge of HTML5, JavaScript, CSS3, React.js, AJAX, and IIS Familiarity with MS More ❯

Position: .NET Architect Location: London (Hybrid – 2 to 3 days onsite per week) Interview Process: 2 rounds of technical interviews About the Role: We are seeking an experienced .NET Architect with a strong background in the insurance domain, ideally with exposure to the London Market. The ideal candidate … will lead the design and development of scalable, high-performance applications using Microsoft technologies. Key Responsibilities: Architect, design, and develop modules using .NET Core and ASP.NET (C#) Collaborate closely with stakeholders to define technical solutions aligned with business goals Integrate third-party software and participate in end … and support for live production environments Create and maintain technical documentation and support deployment activities Required Skills & Experience: Proven architecture and development experience with .NET Core (v3.1 or higher), ASP.NET, and full-stack technologies Strong knowledge of HTML5, JavaScript, CSS3, React.js, AJAX, and IIS Familiarity with MS More ❯

My client is an instantly recognisable consultancy who require a C# .Net Developer with .Net Core, RESTful web services, microservices and knowledge of building solutions in an Azure Containerised environment to join a business-critical GDS programme for a high profile client Key Requirements: Proven experience … as a C# .Net Developer with working knowledge of a Government Digital Service (GDS) environment Strong knowledge and working use of .Net Core and RESTful web services. Recent experience developing Microservice based solutions Worked on object-oriented design patterns (OOAD etc) and design principles (kiss/ More ❯

onsite in Central London High autonomy, greenfield projects, and an inclusive team culture What you’ll be doing: Own and evolve backend systems in .NET Core/C# Lead on platform performance, automation, observability, and CI/CD Build infrastructure across AWS and Azure using Terraform and … Docker Help introduce Go and Python into the stack Mentor engineers and drive engineering best practices ⚙️ Tech environment: .NET Core/C#, ASP.NET Core AWS, Azure, Lambda, DynamoDB, Azure DevOps Terraform, Docker, CI/CD pipelines Bonus: Go, Python, Cloudflare, React, TypeScript Ready to shape More ❯

onsite in Central London High autonomy, greenfield projects, and an inclusive team culture 🔍 What you’ll be doing: Own and evolve backend systems in .NET Core/C# Lead on platform performance, automation, observability, and CI/CD Build infrastructure across AWS and Azure using Terraform and … Docker Help introduce Go and Python into the stack Mentor engineers and drive engineering best practices ⚙️ Tech environment: .NET Core/C#, ASP.NET Core AWS, Azure, Lambda, DynamoDB, Azure DevOps Terraform, Docker, CI/CD pipelines Bonus: Go, Python, Cloudflare, React, TypeScript Ready to shape More ❯

Job Title: Full Stack .NET Technical Lead Location: London (Hybrid – 2–3 days onsite/week) Interview Process: 2 technical rounds We’re hiring a hands-on Full Stack .NET Technical Lead (not a people manager) with strong technical leadership and development skills. The ideal candidate will have … end-to-end experience in designing, developing, deploying, and maintaining .NET Core applications with modern front-end tech. Key Requirements Strong experience with .NET Core , C#, Web APIs, and SQL Proficient in React.js , JavaScript, HTML/CSS (must-have) Experience with code reviews , refactoring More ❯

Job Title: Full Stack .NET Technical Lead Location: London (Hybrid – 2–3 days onsite/week) Interview Process: 2 technical rounds We’re hiring a hands-on Full Stack .NET Technical Lead (not a people manager) with strong technical leadership and development skills. The ideal candidate will have … end-to-end experience in designing, developing, deploying, and maintaining .NET Core applications with modern front-end tech. Key Requirements Strong experience with .NET Core , C#, Web APIs, and SQL Proficient in React.js , JavaScript, HTML/CSS (must-have) Experience with code reviews , refactoring More ❯

Role: Full Stack Developer/Lead (.NET, Angular, SQL) Location: London, UK - HYBRID Type: Contract - Inside IR35 Mandatory Skills - Required .NET Core 8 experience Angular 16 or later Azure cloud development MS SQL (local & azure) HTML/CSS/JavaScript/Typescript Hands on Coding Job … Description: 7+ years of experience with cloud technologies, Azure, AWS, etc. **** 7+ years of hands-on experience in .NET Core, API, C#, and microservices development with tangible projects to reference for their work.** 7+ years of hands-on experience on DB experience with SQL, Cosmos DB, or More ❯