25 of 25 .NET Core Jobs in Hertfordshire

.NET Developer, .NET 9, C# - Consultancy - Stevenage (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) Our client is an award-winning Microsoft consultancy specializing in delivering innovative .NET technology-based business solutions to investment banks, financial services … companies, prestigious music/media labels, and more. They are about to embark on one of the most ambitious .NET development projects since the birth of the .NET framework. We are seeking several .NET Developers with an extensive array of talent and expertise. .NET Developers will be given complete ownership of their business area and the … opportunity to work on the full project life cycle. Applicants should have a skill set that encompasses some or all of the following: .NET, .NET Core/ASP.NET MVC, C#, and Azure SQL. Knowledge of software development methodologies (Agile, Scrum) is of interest. Our client will provide training in: .NET 9, JavaScript, React, Angular More ❯

.NET Developer - Global Fitness Movement - Hemel Hempstead (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) Born in 2012 in California, our client began development on an app and website that made finding and booking classes effortless for fitness goers … to living a happy and healthy life. Our client is now active in over 15 countries and continues rapid growth on a yearly basis. They are looking for a .NET Developer with excellent knowledge of object-oriented development principles and technologies such as .NET, .NET Core/ASP.NET MVC, C#, and Azure SQL. You will … receive expert training on the latest technologies including .NET 9, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban, and MongoDB. All positions come with the following benefits: Annual bonus. Free medical, dental, and vision coverage. Flexible work hours. £5,000 training allowance. Healthy (and unhealthy More ❯

We are looking for talented Mid-level Full Stack .NET Developers to join our dynamic and diverse development team. In this role, you’ll be directly involved in designing, maintaining, and coding new features while working collaboratively with colleagues across the organization to deliver secure, scalable, engaging, and intuitive digital experiences for our clients. This is a remote role … to work through complex challenges. A desire to create clean, reusable, and maintainable code. Beneficial Skills: Experience with Entity Framework or other Object Relational Mapping (ORM) frameworks. Familiarity with .NET Core . Experience with Azure DevOps or similar CI/CD tools. Understanding of defensive coding practices. Experience in working with large datasets. Ability to write scalable … United Kingdom without the need for sponsorship. StoneShot is an equal opportunities employer, and we welcome all applications. No agencies please. How to Apply: If you are a passionate .NET Developer with the skills and experience we’re looking for, we’d love to hear from you! Please apply here by giving your CV along with a link to More ❯

.NET Developer, C#, .NET 9, Angular 19, Web API 2 - Watford (Tech stack: .NET Developer, .NET 9, Web API 2, Entity Framework, Microservices, Azure, Programmer, Full Stack Engineer, Architect, .NET Developer) Have you ever thought about getting from London to Edinburgh in 30 minutes? My client, a world leader in aerospace technology, is undertaking research … to Hyperloop. Hyperloop and other subsonic transportation systems are futuristic train-like modes of transport capable of speeds over 700mph. Their R&D centres in the UK need talented .NET Developers to help build software applications and cloud platforms for advanced data analytics and capturing information from high-speed tests conducted daily. Applicants should have knowledge of: .NET, .NET Core/ASP.NET MVC, C#, and Azure SQL. Training will be provided in: .NET 9, Web API 2, Entity Framework, Microservices, Azure, JavaScript, Angular 19, Bootstrap, Agile, and MongoDB. All positions offer the following benefits: 15% bonus 10% pension Weekly office code competition 5 days of brainstorming time per month 28 days holiday + More ❯

Developer, Watford, Hertfordshire Client: First Achieve Location: Watford, Hertfordshire, United Kingdom Job Category: Other EU work permit required: Yes Job Views: 1 Posted: 06.06.2025 Expiry Date: 21.07.2025 Job Description: .NET Software Engineer Job Summary: Salary Range: up to 55,000 GROSS Model of work: Remote The .NET Software Engineer is primarily responsible for providing development, enhancement, troubleshooting, and … leveraging expertise to deliver exceptional results. Be a key player in the transformation towards cloud-native applications. What Will You Bring: 2+ years of professional development experience using Microsoft .NET C# to build web applications with Web API and ASP.NET. Experience with development frameworks (.NET Core, ASP.NET, MVC, Windows Services, Web Services, ORM tools like Dapper More ❯

.NET Developer – St Albans (Tech stack: .NET Developer, .NET 9, C#, Azure, Angular 19, Multithreading, RESTful, Web API 2, JavaScript, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is a global video technology company with a strong presence in 17 countries. Using cutting edge technologies they help their clients join the dots on Facebook, YouTube … and the social web. Their mission is to deliver the most awesome social video advertising campaigns on the planet. Due to continued growth and expansion they are seeking several .NET Developer to work on the development of revolutionary web based software applications. We are keen to hear from .NET Developer candidates with a good grasp of technologies that … include: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. Our client will give you the opportunity to work on enterprise level software development projects and training into: .NET 9, Azure, Angular 19, Solid, DRY, LINQ, multithreading, Microservices, RESTful, Web API 2, JavaScript, HTML5, Agile and MongoDB. You will follow the firm’s rapid More ❯

.NET Developer – St Albans (Tech stack: .NET Developer, .NET 9, C#, Azure, Angular 19, Multithreading, RESTful, Web API 2, JavaScript, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is a global video technology company with a strong presence in 17 countries. Using cutting edge technologies they help their clients join the dots on Facebook, YouTube … and the social web. Their mission is to deliver the most awesome social video advertising campaigns on the planet. Due to continued growth and expansion they are seeking several .NET Developer to work on the development of revolutionary web based software applications. We are keen to hear from .NET Developer candidates with a good grasp of technologies that … include: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. Our client will give you the opportunity to work on enterprise level software development projects and training into: .NET 9, Azure, Angular 19, Solid, DRY, LINQ, multithreading, Microservices, RESTful, Web API 2, JavaScript, HTML5, Agile and MongoDB. You will follow the firm’s rapid More ❯

team members Participate in an on-call rota to ensure 24/7 availability and system support What you'll need Expert-level experience in C#, MVC (v5+), and .NET Core (6+) Strong front-end skills: HTML5, CSS3, Bootstrap, jQuery, JSON, XML Proficiency with SQL Server including stored procedures, LINQ, and Entity Framework Experience building Windows Services … TFS/DevOps 2022) Ability to independently design, test, and implement solutions Professional communication skills and experience engaging with both technical and non-technical stakeholders Desirable skills Experience with .NET Core Razor Pages, Blazor, and Telerik Kendo UI Familiarity with Lambda expressions, LINQ, and Razor syntax Knowledge of SSIS, PowerShell, and modern CI/CD practices Understanding More ❯

team members Participate in an on-call rota to ensure 24/7 availability and system support What you'll need Expert-level experience in C#, MVC (v5+), and .NET Core (6+) Strong front-end skills: HTML5, CSS3, Bootstrap, jQuery, JSON, XML Proficiency with SQL Server including stored procedures, LINQ, and Entity Framework Experience building Windows Services … Azure DevOps (TFS/DevOps 2022) Ability to independently design, test, and implement solutions Professional communication skills and experience engaging with both technical and non-technical stakeholders Experience with .NET Core Razor Pages, Blazor, and Telerik Kendo UI Familiarity with Lambda expressions, LINQ, and Razor syntax Knowledge of SSIS, PowerShell, and modern CI/CD practices Understanding More ❯

.NET Developer - Software House - Welwyn Garden City (Tech stack: .NET Developer, .NET 9, Blazor, Azure, JavaScript, HTML5, CSS3, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Do you want to work for an internationally recognised brand? Do you want to work on enterprise level .NET/C# software development projects and gain exposure to cutting … look no further! Our client is an award winning software house with a strong presence in over 30 countries. Due to continued growth and expansion we are seeking several .NET/C# Developers to join their dynamic team of high flying individuals. .NET Developer applicants should be experienced in: .NET, .NET Core/ASP.NET … MVC, C# and Azure SQL. Our client can provide training into: .NET 9, Blazor, EF Core, Azure, JavaScript, HTML5, CSS3, Agile, TDD, BDD, Azure SQL and MongoDB. You will be working alongside an MVP and well-respected author on Agile and .NET/C# development. This is a truly fabulous opportunity to join a spectacular organization More ❯

leading on suitable deliverables independently and, when necessary, deputising for more senior team members and representing the team in stakeholder discussions. Developing Finance and Settlement systems using the latest .Net framework. Supporting and maintaining applications managed by the team. Undertaking various tasks, including analysis, estimating, design, coding, and unit testing. Contributing to the improvement of working practices as the … understanding of software development practices Familiarity with Agile methodologies (Scrum or Kanban) Basic understanding of Test-Driven Development (TDD) and unit testing Knowledge of core concepts in .NET/.NET Core Frameworks and C# Basic knowledge of Object-Relational Mapping (ORM) technology (e.g. Entity Framework) Understanding of fundamental programming principles (e.g. SOLID, clean code More ❯

Senior C# Developer/Software Engineer (C# .Net Core) St Albans/WFH to £110k+ Are you a technologist with strong C# backend skills looking for an opportunity to progress your career working on complex and interesting systems? You could be joining a technology driven trading company with a flat structure where you will get your voice … design and develop new features and enhancements to complex trading systems within a microservices environment (300 services). You'll be working with a modern tech stack using C# .Net Core, AWS, Kubernetes, Kafka, Redis and TypeScript/Angular; using the right tool for the job, you'll be able to pick up new technologies and make … WFH Policy: You'll join colleagues in St. Albans, Hertfordshire (parking available), with the flexibility to work from home three days a week. About you: You have strong C# .Net Core backend development skills You're a technologist with an interest in System Design and understanding how things work at low level You have a good knowledge More ❯

Social network you want to login/join with: Senior Full Stack Developer - .NET, Blazor, stevenage col-narrow-left Client: Oliver Bernard Location: Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 1 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide Job Description: Senior Full Stack Developer - .NET, Blazor Fully remote working (UK based ) Salary … to work on a migration piece moving from ASP.NET MVC to modern Blazor as they look to roll out a new system. They are also undergoing a migration to .NET 9. They are looking for a Senior Full Stack Developer who has experience with .NET Framework/Core and Blazor. Tech Stack: C#, .NET Core … this role. Salary is paying £65,000-£70,000 Working hours: 9am-5pm Monday-Friday Please apply now if you are interested in hearing more Senior Full Stack Developer - .NET, Blazor #J-18808-Ljbffr More ❯

Social network you want to login/join with: Senior Full Stack Developer - .NET, Blazor, watford, hertfordshire col-narrow-left Client: Oliver Bernard Location: watford, hertfordshire, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 1 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide Job Description: Senior Full Stack Developer - .NET, Blazor Fully … to work on a migration piece moving from ASP.NET MVC to modern Blazor as they look to roll out a new system. They are also undergoing a migration to .NET 9. They are looking for a Senior Full Stack Developer who has experience with .NET Framework/Core and Blazor. Tech Stack: C#, .NET Core … this role. Salary is paying £65,000-£70,000 Working hours: 9am-5pm Monday-Friday Please apply now if you are interested in hearing more Senior Full Stack Developer - .NET, Blazor #J-18808-Ljbffr More ❯

in the development of cutting-edge solutions which drive the growth of Aon’s Health business? Do you have experience solving complex challenges utilizing Microsoft technologies such as C# .NET? If yes, please read on! Aon is in the business of better decisions At Aon, we shape decisions for the better to protect and enrich the lives of people … new technologies Focus on good architecture practices Performance tuning, code and data layer Application Security Excellent communicator Creative problem-solver Able to juggle multiple conflicting priorities Primary Technology C# .NET Framework 4+ and .NET Core Building secure and performant Web APIs Building nuget libraries/managing dependencies Mitigating security issues EF6 and EF Core+ SQL Server More ❯

p/a A private, well-backed SaaS provider serving the financial services sector is looking for an experienced Solution Architect to take ownership of architecture across its core platform. This is a strategic and delivery-focused role, ideal for a current Solution Architect who wants to lead cross-functional teams, influence technical direction, and deliver real impact … with product and engineering leadership to define solutions that balance scalability, maintainability, and delivery efficiency — within a cloud-native, Azure-first ecosystem. Act as the architectural authority across core platform services, data flows, and client-facing features. Lead solution design and technical decision-making on product roadmap initiatives. Own architectural consistency across multiple delivery teams, with a focus … technologies and patterns, providing clear rationale for adoption or avoidance. What You’ll Bring Strong track record in solution architecture roles within complex, software-driven environments. Deep knowledge of .NET Core/.NET 6+, C#, and modern backend architectures. Expertise in Azure services including App Services, Service Bus, Key Vault, Cosmos DB. Extensive experience designing and More ❯

systems and platforms such as Salesforce , Azure , SharePoint , and Power Platform . Experience working with secure, data-driven applications and distributed systems. Technical Skills Backend : PHP (Symfony, Smarty), C# (.NET Core), Azure Functions (Node.js/PowerShell), PowerShell Leadership Attributes Technically credible leader with the ability to deep-dive on architecture and code when necessary. Strong decision-making More ❯

systems and platforms such as Salesforce , Azure , SharePoint , and Power Platform . Experience working with secure, data-driven applications and distributed systems. Technical Skills Backend : PHP (Symfony, Smarty), C# (.NET Core), Azure Functions (Node.js/PowerShell), PowerShell Leadership Attributes Technically credible leader with the ability to deep-dive on architecture and code when necessary. Strong decision-making More ❯

on and line management. Responsibilities include: Full software development life cycle, from conception to deployment. Design, develop, test, deploy, and own software solutions. Skills required: Technical strengths in C#, .NET Core, and Azure (Serverless stack/Cosmos DB). Ability to inspire and lead talented engineers to build innovative solutions. Software engineering background ideally in the Microsoft More ❯

providing technical expertise across multiple squads as well as defining and enforcing the standards that ensure their integrity and compliance. Software Developer - Required Skills and Experience Good Knowledge of .Net Framework and .Net Core. Develop applications using C#. These are mainly Web Services, Rest API and IP Communications. Database queries using Entity Framework. WPF Some knowledge of developing More ❯

combines technical leadership, hands-on coding, product strategy, and team mentoring, offering both strategic and execution responsibilities. What You’ll Do: Lead architecture, design, and development of cutting-edge .NET-based software products Drive technical strategy and collaborate with cross-functional teams to evolve the platform Guide and mentor a team of talented developers, fostering growth and innovation Define … delivery of high-quality features Experience: Experience in startup/SME environments 7+ years in software development, with 2+ years in leadership or senior technical roles Proven experience with .NET Core, C#, ASP.NET, and related Microsoft technologies Strong understanding of software design principles and architecture patterns Experience in SaaS or enterprise application development Passion for AI-driven More ❯

application, focusing on both frontend and backend components. Key Responsibilities: Test Planning and Execution: Develop and implement comprehensive test plans to ensure the quality of React Native frontend and .NET Core 7 backend. Execute manual and automated tests, and analyze results to report on system functionality and quality. Automated Testing: Design, develop, and maintain automated test scripts … Engineering, or a related field. Minimum of 5 years of experience in QA/testing, with a focus on mobile and web applications. Proven experience with React Native and .NET Core testing. Familiarity with AWS and cloud-based deployment. Experience with automated testing tools and frameworks. Strong knowledge of software QA methodologies, tools, and processes. Experience in More ❯

application, focusing on both frontend and backend components. Key Responsibilities: Test Planning and Execution: Develop and implement comprehensive test plans to ensure the quality of React Native frontend and .NET Core 7 backend. Execute manual and automated tests, and analyze results to report on system functionality and quality. Automated Testing: Design, develop, and maintain automated test scripts … Engineering, or a related field. Minimum of 5 years of experience in QA/testing, with a focus on mobile and web applications. Proven experience with React Native and .NET Core testing. Familiarity with AWS and cloud-based deployment. Experience with automated testing tools and frameworks. Strong knowledge of software QA methodologies, tools, and processes. Experience in More ❯