126 to 150 of 209 .NET Core Jobs in the South East

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 … 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 … 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 ❯

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, and … 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 More ❯

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, and … 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 More ❯

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, and … 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 More ❯

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, and … 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 More ❯

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, and … 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 More ❯

Contract Snr .NET Engineer - C#, SQL, React, AWS/Azure - £550/day (OUTSIDE IR35) - Hybrid I'm partnering with an ambitious tech startup that's transforming how businesses connect and trade globally. Their AI-driven B2B platform is redefining the way companies manage payments, logistics, and supply chains - and they're looking for a Contract Snr .NET … team that values innovation, agility, and real-world problem-solving. What You'll Bring Experience as a software engineer, ideally in fast-paced tech environments. Strong skills in C#, .NET Core, React, AWS/Azure, and database systems (SQL/NoSQL). One or more of Aurora DB, CosmoDB, MongoDB, Redis, Kafka A problem-solving mindset with … code reviews and champion high-quality engineering practices. Contribute to architectural discussions and help define technical direction. Mentor junior engineers and share best practices across the team. Contract Snr .NET Engineer - C#, SQL, React, AWS/Azure - £550/day (OUTSIDE IR35) - Hybrid More ❯

Hiring: Senior Software Developer Hybrid | Northampton or London | 💼 Full-Time | 💰 From £60k Apply by: 30 September 2025 (or sooner if we find the right person!) Are you a seasoned .NET developer ready to lead enterprise-grade software projects and drive digital transformation? We’re looking for a Senior Software Engineer to join our team and shape the future of … our tech landscape. In this role, you’ll: Lead the design and development of scalable web applications using ASP.NET Web Forms, .NET Core, and C# Architect backend solutions with SQL Server, T-SQL , and Entity Framework Build intuitive UIs with HTML, CSS, JavaScript, and jQuery Develop and integrate RESTful APIs Contribute to Azure-based cloud development and More ❯

C# Developer/Software Engineer (C# .Net SQL) *London onsite* to £180k+ Are you a technologist with a record of academic achievement? You could be progressing your career working on complex and challenging systems at a Hedge Fund with over $17 billion under management. As a C# Developer you'll collaborate with a team of highly intelligent technologists and … 2.1 in a STEM discipline from a top tier university (i.e. Russel Group or top 100 global university), backed by A grades at A-level You have advanced C# .Net programming skills including .Net Core (will also consider Java, Python or C++ background if happy to use C# going forward) You have a strong knowledge of … care for elderly relatives Various social groups including sports teams Private healthcare and wellness activities Apply now to find out more about this C# Developer/Software Engineer (C# .Net SQL) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose More ❯

Docker, Kubernetes). Experience with security best practices and compliance standards. Familiarity with agile methodologies and agile delivery. Experience with SOLID principles and application architecture design. Proficiency in C# (.NET Core) and/or Java (Spring). Experience with ORM frameworks (EF Core, Hibernate). Proficiency in MVC frameworks (ASP.NET Core MVC, Spring More ❯

Docker, Kubernetes). Experience with security best practices and compliance standards. Familiarity with agile methodologies and agile delivery. Experience with SOLID principles and application architecture design. Proficiency in C# (.NET Core) and/or Java (Spring). Experience with ORM frameworks (EF Core, Hibernate). Proficiency in MVC frameworks (ASP.NET Core MVC, Spring More ❯

Docker, Kubernetes). Experience with security best practices and compliance standards. Familiarity with agile methodologies and agile delivery. Experience with SOLID principles and application architecture design. Proficiency in C# (.NET Core) and/or Java (Spring). Experience with ORM frameworks (EF Core, Hibernate). Proficiency in MVC frameworks (ASP.NET Core MVC, Spring More ❯

Docker, Kubernetes). Experience with security best practices and compliance standards. Familiarity with agile methodologies and agile delivery. Experience with SOLID principles and application architecture design. Proficiency in C# (.NET Core) and/or Java (Spring). Experience with ORM frameworks (EF Core, Hibernate). Proficiency in MVC frameworks (ASP.NET Core MVC, Spring More ❯

Software Developer/Engineer (C# .Net SQL) *London onsite* to £180k+ Are you a technologist with a record of academic achievement? You could be progressing your career working on complex and challenging systems at a Hedge Fund with over $17 billion under management. As a Software Developer you'll collaborate with a team of technologists and finance professionals to … 2.1 in a STEM discipline from a top tier university (i.e. Russel Group or top 100 global university), backed by A grades at A-level You have advanced C# .Net programming skills including .Net Core (will also consider Java, Python or C++ background if happy to use C# going forward) You have a strong knowledge of … ambassadorship with AMOS Bursary Various other social groups including sports teams Private healthcare and wellness activities Apply now to find out more about this Software Developer/Engineer (C# .Net SQL) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose More ❯

Backend Software Engineer/Developer (C# .Net SQL) *London onsite* to £180k+ Are you a technologist Backend Software Engineer with a record of academic achievement? You could be progressing your career working on complex and challenging systems at a Hedge Fund with over $17 billion under management. As a Backend Software Engineer you'll collaborate with a team of … 2.1 in a STEM discipline from a top tier university (i.e. Russel Group or top 100 global university), backed by A grades at A-level You have advanced C# .Net programming skills including .Net Core (will also consider Java, Python or C++ background if happy to use C# going forward) You have a strong knowledge of … care for elderly relatives Various social groups including sports teams Private healthcare and wellness activities Apply now to find out more about this Backend Software Engineer/Developer (C# .Net SQL) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose More ❯

Backend Software Engineer/Developer (C# .Net SQL) *London onsite* to £180k+ Are you a technologist Backend Software Engineer with a record of academic achievement? You could be progressing your career working on complex and challenging systems at a Hedge Fund with over $17 billion under management. As a Backend Software Engineer you'll collaborate with a team of … 2.1 in a STEM discipline from a top tier university (i.e. Russel Group or top 100 global university), backed by A grades at A-level You have advanced C# .Net programming skills including .Net Core (will also consider Java, Python or C++ background if happy to use C# going forward) You have a strong knowledge of … care for elderly relatives Various social groups including sports teams Private healthcare and wellness activities Apply now to find out more about this Backend Software Engineer/Developer (C# .Net SQL) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose More ❯

greenfield and brownfield projects. What We’re Looking For A strong communicator and a true team player, you'll bring experience in most of the following: Tech Stack C# .NET Core React & TypeScript Web API Docker/Kubernetes AWS or Azure Git SQL/NoSQL Ways of Working Agile/Scrum TDD, CI/CD, DevOps SOLID More ❯

Software Engineer (.NET/Azure) – London (Hybrid) London, United Kingdom | Full-time | Permanent I'm working with a global business undergoing a major digital transformation, and they’re looking to bring in an experienced Software Engineer to help shape the future of their Azure-based platform. If you're confident with .NET, Azure, event-driven architecture, and keen … be joining a collaborative, cross-functional engineering team that’s modernising a core platform using cloud-native technologies. Key responsibilities include: Developing high-performance Web APIs with .NET Core Designing and optimising Azure-hosted SQL PaaS databases using Entity Framework Building out event-driven microservices architecture Participating in architecture discussions, design sessions, and Agile ceremonies … Contributing to a culture of clean code and continuous improvement What They're Looking For 5+ years’ experience with .NET, SQL Server, Entity Framework, and Azure Solid understanding of distributed systems and event-driven design Strong grasp of OOP principles and microservices A self-starter with a problem-solving mindset and a passion for clean, scalable code Why It More ❯

Software Engineer (.NET/Azure) – London (Hybrid) London, United Kingdom | Full-time | Permanent I'm working with a global business undergoing a major digital transformation, and they’re looking to bring in an experienced Software Engineer to help shape the future of their Azure-based platform. If you're confident with .NET, Azure, event-driven architecture, and keen … be joining a collaborative, cross-functional engineering team that’s modernising a core platform using cloud-native technologies. Key responsibilities include: Developing high-performance Web APIs with .NET Core Designing and optimising Azure-hosted SQL PaaS databases using Entity Framework Building out event-driven microservices architecture Participating in architecture discussions, design sessions, and Agile ceremonies … Contributing to a culture of clean code and continuous improvement What They're Looking For 5+ years’ experience with .NET, SQL Server, Entity Framework, and Azure Solid understanding of distributed systems and event-driven design Strong grasp of OOP principles and microservices A self-starter with a problem-solving mindset and a passion for clean, scalable code Why It More ❯

Software Engineer (.NET/Azure) – London (Hybrid) London, United Kingdom | Full-time | Permanent I'm working with a global business undergoing a major digital transformation, and they’re looking to bring in an experienced Software Engineer to help shape the future of their Azure-based platform. If you're confident with .NET, Azure, event-driven architecture, and keen … be joining a collaborative, cross-functional engineering team that’s modernising a core platform using cloud-native technologies. Key responsibilities include: Developing high-performance Web APIs with .NET Core Designing and optimising Azure-hosted SQL PaaS databases using Entity Framework Building out event-driven microservices architecture Participating in architecture discussions, design sessions, and Agile ceremonies … Contributing to a culture of clean code and continuous improvement What They're Looking For 5+ years’ experience with .NET, SQL Server, Entity Framework, and Azure Solid understanding of distributed systems and event-driven design Strong grasp of OOP principles and microservices A self-starter with a problem-solving mindset and a passion for clean, scalable code Why It More ❯

and residential services. Looking for a Software Engineer with 3+ years experience to join a dynamic Agile team building secure, scalable systems. Software Engineer required skills: Strong in C# (.NET Core), JavaScript/TypeScript. Cloud experience (AWS/GCP) Knowledge of SQL & NoSQL (MongoDB, SQL Server) Familiarity with CI/CD, Docker, Terraform Strong debugging & problem-solving More ❯

and residential services. Looking for a Software Engineer with 3+ years' experience to join a dynamic Agile team building secure, scalable systems. Software Engineer required skills: Strong in C# (.NET Core), JavaScript/TypeScript. Cloud experience (AWS/GCP) Knowledge of SQL & NoSQL (MongoDB, SQL Server) Familiarity with CI/CD, Docker, Terraform Strong debugging & problem-solving More ❯

a global travel and events technology environment. You’ll architect scalable microservices, drive Azure best practices, and guide product-aligned teams across the full SDLC. Essential experience: C# and .NET Core/Framework with strong OO and SOA design Azure Functions, Cosmos DB, Blob/Table Storage, APIM API and event-driven architecture, message-based systems, ODBC More ❯

OBD diagnostics, API-based vehicle integrations, and real-time energy data streams. The Role We’re looking for a skilled Backend Developer with strong experience in C# and the .NET ecosystem to help us scale and evolve our core data and API infrastructure. You’ll play a central role in designing, building, and optimising services that power … This role is primarily backend-focused, but familiarity with modern frontend frameworks (React/React Native/Next.js) is a bonus. Key Responsibilities Develop and maintain robust, high-performance .NET 8+ APIs and services. Work with Azure Functions , Blob Storage , Queues , and SQL/NoSQL databases to build scalable, event-driven systems. Design and optimise APIs that serve our … data integrity. Help evolve our internal tools and services to support ClearWatt’s growing product suite. What We’re Looking For 2+ years of professional experience with C# and .NET Core . Experience building REST APIs or microservices at scale. Familiarity with cloud-native design and Azure services . Understanding of async programming, dependency injection, and distributed More ❯

OBD diagnostics, API-based vehicle integrations, and real-time energy data streams. The Role We’re looking for a skilled Backend Developer with strong experience in C# and the .NET ecosystem to help us scale and evolve our core data and API infrastructure. You’ll play a central role in designing, building, and optimising services that power … This role is primarily backend-focused, but familiarity with modern frontend frameworks (React/React Native/Next.js) is a bonus. Key Responsibilities Develop and maintain robust, high-performance .NET 8+ APIs and services. Work with Azure Functions , Blob Storage , Queues , and SQL/NoSQL databases to build scalable, event-driven systems. Design and optimise APIs that serve our … data integrity. Help evolve our internal tools and services to support ClearWatt’s growing product suite. What We’re Looking For 2+ years of professional experience with C# and .NET Core . Experience building REST APIs or microservices at scale. Familiarity with cloud-native design and Azure services . Understanding of async programming, dependency injection, and distributed More ❯