25 of 25 Permanent C# Jobs in Hertfordshire

Principal Software Engineer

Hiring Organisation
Eurochange
Location
Stevenage, Hertfordshire, South East, United Kingdom
Employment Type
Permanent
Salary
£70,000
direction. You're trusted for your judgement, calm under pressure, and passionate about building systems that last. You'll bring: Expert-level experience with C#, .NET and object-oriented design Strong front-end knowledge using JavaScript/TypeScript and React Deep experience designing and governing enterprise APIs (REST & SOAP), ideally ...

Application Development Officer

Hiring Organisation
East Herts Council
Location
Hertford, Hertfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
have: - Excellent keyboard skills and use of Microsoft Windows and Microsoft Office suite of programmes - A minimum of 2 years of experience as a C# programmer or developer - Demonstrable experience of developing applications using technology stacks ASP.NET/.Net Framework/.Net 6-8, Blazor, MAUI, WPF, WinForms - Demonstrable experience ...

.NET Developer

Hiring Organisation
Noir
Location
Stevenage, Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £60,000 per annum
.NET Developer, .NET 10.0, C# 14 - Consultancy - Stevenage (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is an award winning Microsoft consultancy. They specialise in delivering innovative … full project life cycle. .NET Developer applicants should have a skill set that encompasses some or all of the following: .NET, .NET Core, C# and Azure SQL. Knowledge of software development methodologies is of interest (Agile, Scrum). My client will provide training in: .NET 10.0, ASP.NET Core, C# ...

C# Developer Full Stack .Net Core JavaScript

Hiring Organisation
Client Server
Location
St. Albans, Hertfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
C# Developer/Full Stack Engineer (.Net Core JavaScript) St Albans/WFH to £100k Do you have expertise with C# .Net backend development combined with JavaScript skills? You could be progressing your career in a senior hands-on role at a technology driven trading company that invest in Sports … flat structure where you will get your voice heard and can make a real impact on the bottom line, earning significant bonuses. As a C# Developer you'll join an Agile development team to design and develop new features and enhancements to complex Payments and client systems within a microservices ...

.NET Developer

Hiring Organisation
Eutopia Solutions Limited
Location
Stevenage, Hertfordshire, United Kingdom
Employment Type
Permanent
Salary
GBP 50,000 Annual
.NET Developer - Empowering Digital Transformation! I 'm looking for a talented .NET Developer with expertise in C#, XML, and SQL Server to join my client's small team. Embrace a varied role covering development, support, and testing in a hybrid work environment in Stevenage, Hertfordshire. My client prioritises diversity ...

Graduate Software Developer

Hiring Organisation
S Merrick LTD
Location
Hertford, Hertfordshire, United Kingdom
Employment Type
Permanent
Salary
GBP 24,000 Annual
Graduate Software Developer Fully Remote, train in to C#, SQL, PHP, Azure, MVC. Important: Applicants must already hold a completed First-Class Computer Science degree. Applications cannot be considered from candidates who: Are still studying or graduating in 2026 Require visa sponsorship now or in the future Hold a Student ...

.NET Developer

Hiring Organisation
Noir
Location
Hatfield, Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £65,000 per annum
.NET Developer, .NET 10.0, C# 14 - Digital Download Site - Hatfield (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Programmer, Full Stack Engineer, Architect, .NET Developer)With operations in over 20 countries our client has fast become … Developer who are ambitious about building a quality service which brings delight to their users. .NET Developer should be experienced in: .NET, .NET Core, C# and Azure SQL. You will be trained in all aspects of: .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful ...

.NET Developer - Hemel Hempstead

Hiring Organisation
Noir
Location
Hemel Hempstead, England, United Kingdom
.NET Developer - Hemel Hempstead, Hertfordshire (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Programmer, Full Stack Engineer, Architect, .NET Developer) Since 2006 our client’s revolutionary marketing software platform has been helping businesses all over the world … customers by delivering inbound experiences that are relevant, helpful, and personalized. Having recently launched in the UK, they looking to hire .NET Developer (ASP.NET, C#) to become a part of their ever growing family. They believe that individual .NET Developer are in the best position to make decisions about what ...

.NET Developer

Hiring Organisation
Noir
Location
Bishop's Stortford, Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £65,000 per annum
.NET Developer, .NET 10.0 - Social Networking Site - Bishop's Stortford (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is the world's largest social-networking web site … this list as well as their workforce increasing by 100% in size. Underpinning this success is their hip and cutting-edge .NET/C# technology platform. We are seeking several .NET Developer to work on the development of revolutionary new features that will draw users to their web site ...

.NET Developer - St Albans

Hiring Organisation
Noir
Location
St. Albans, Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £105,000 per annum
.NET Developer - Fastest Growing Social Media Firm - St Albans, Hertfordshire (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is on a quest to transform how people discover, view … lookout for the very best .NET Developer. .NET Developer applicants should be experienced in: .NET, .NET Core, 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 10.0, C# 14, Azure DevOps, Agile ...

.NET Developer

Hiring Organisation
Noir
Location
Childwickbury, St. Albans, Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £75,000 per annum
.NET Developer - Harpenden (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) After 15 years' experience in the fashion industry, our client has a mission to change the way people … with each customers' preselected unique fashion tastes. To achieve this, our client is looking for .NET Developer with excellent experience of: .NET, .NET Core, C# and Azure SQL. There are opportunities for training into technologies such as: .NET 10.0, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core ...

.NET Developer

Hiring Organisation
Noir
Location
Hemel Hempstead, Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £75,000 per annum
.NET Developer - Global Fitness Movement - Hemel Hempstead (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, .NET Aspire, CI/CD, Azure DevOps, EF Core 10.0, Agile, HTML Living Standard, CSS Living Standard, Programmer, Full Stack Engineer, Architect, .NET Developer) Born in 2012 in California, our client began development … pretty damn gratifying. They are looking for .NET Developer with excellent knowledge of object orientated development principles and technologies such as: .NET, .NET Core, C# and Azure SQL. You will receive expert training on the latest technologies including: .NET 10.0, C# 14, .NET Aspire, CI/CD, Azure DevOps ...

.NET Developer

Hiring Organisation
Noir
Location
St. Albans, Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £75,000 per annum
.NET Developer - St Albans (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, .NET Aspire, CI/CD, Azure DevOps, EF Core 10.0, Agile, HTML Living Standard, CSS Living Standard, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is a global video technology company with a strong presence … based software applications. We are keen to hear from .NET Developer candidates with a good grasp of technologies that include: .NET, .NET Core, C# and Azure SQL. Our client will give you the opportunity to work on enterprise level software development projects and training into: .NET 10.0, ASP.NET Core, C# ...

Graduate Software Developer

Hiring Organisation
S Merrick LTD
Location
Hertford, Hertfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£24,000
Graduate Software Developer Fully Remote, train in to C#, SQL, PHP, Azure, MVC. Important: Applicants must already hold a completed First-Class Computer Science degree. Applications cannot be considered from candidates who: Are still studying or graduating in 2026 Require visa sponsorship now or in the future Hold a Student … Science graduate to join its development team. This is an excellent opportunity to begin your career in software development while receiving structured training in C#, PHP, SQL Server and Microsoft Azure . The role is fully remote, allowing you to work anywhere in the UK while collaborating closely with ...

.NET Developer

Hiring Organisation
Noir
Location
Hitchin, Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £75,000 per annum
.NET Developer, .NET 9, C# - Global Internet Icon - Hitchin (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, .NET MAUI, ML.NET, Azure AI, GitHub Copilot, Docker, Kubernetes, .NET Aspire, CI/CD, HTML Living Standard, CSS Living Standard, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client has long … evolved into an integrated and diversified modern media company. We are seeking .NET Developer to work on one of the most ambitious .NET/C# projects to take place since the birth of the World Wide Web. .NET Developer applicants should have a skill set that encompasses: .NET, .NET Core ...

.NET Developer

Hiring Organisation
Noir
Location
Hertford, Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £70,000 per annum
.NET Developer, .NET 9, C# - Global Record Label - Hertford (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure, Angular 21, Vue.js, TypeScript, Multithreading, RESTful, ASP.NET Core Web API, EF Core 10.0, Programmer, Full Stack Engineer, Architect, .NET Developer) We are pleased to announce that our client … their plush offices in the heart of Hertford, Hertfordshire. You will be working on the development of high-availability and highly-transactional .NET/C# applications which will be critical to the launch of their new online music shopping channel. We are seeking .NET Developer candidates with a skill ...

.NET Developer

Hiring Organisation
Noir
Location
Broxbourne, Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £70,000 per annum
.NET Developer - Europe's Largest Radio Station Group - Cheshunt (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, .NET MAUI, ML.NET, Azure AI, GitHub Copilot, Docker, Kubernetes, .NET Aspire, CI/CD, HTML Living Standard, CSS Living Standard, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is Europe … operate across multiple platforms such as online, digital TV and mobile. As such we are seeking .NET Developer to join their dynamic .NET/C# team of high flying individuals. .NET Developer applicants should have a skill set that encompasses: .NET, .NET Core, C# and Azure SQL. Our client ...

.NET Developer - Enabling Digital Transformation!

Hiring Organisation
Eutopia Solutions ltd
Location
Stevenage, Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
Proficiency in C#, XML and SQL Server Desire for a varied role Customer-focused mindset under pressure .NET Developer - Enabling Digital Transformation! I'm looking for a talented .NET Developer with skills in C#, XML and SQL Server to join my client's small team. Embrace a varied role covering … inclusive and supportive environment. Apply today and bring your unique perspective to the team! Desired Skills for the .NET Developer: Proficiency in C#, XML and SQL Server Desire for a varied role Customer-focused mindset Any experience of Blazor, microservices architecture/Dapper, .NET Core, XPath, XSL/XSLT, LINQ ...

C# Developer Full Stack .Net Core JavaScript

Hiring Organisation
Client Server
Location
St. Albans, Hertfordshire, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 Annual
C# Developer/Full Stack Engineer (.Net Core JavaScript) St Albans/WFH to £100k Do you have expertise with C# .Net backend development combined with JavaScript skills? You could be progressing your career in a senior hands-on role at a technology driven trading company that invest in Sports ...

.NET Developer

Hiring Organisation
Eutopia Solutions Limited
Location
Stevenage, Hertfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
.NET Developer - Empowering Digital Transformation! I 'm looking for a talented .NET Developer with expertise in C#, XML, and SQL Server to join my client's small team. Embrace a varied role covering development, support, and testing in a hybrid work environment in Stevenage, Hertfordshire. My client prioritises diversity … inclusive and supportive environment. Apply today and bring your unique perspective to the team! Desired Skills for the .NET Developer: Proficiency in C#, XML and SQL Server Desire for a varied role Customer-focused mindset under pressure Any experience of Blazor, microservices architecture/Dapper, .NET Core, XPath, XSL/ ...

C# Software Engineer

Hiring Organisation
Platform Recruitment Limited
Location
Royston, Hertfordshire, South East, United Kingdom
Employment Type
Permanent
Salary
£70,000
Title: C#/.NET Software Engineer Location: South Cambridgeshire Salary: Up to £70,000 Working Pattern: Hybrid2 days in office This is a brilliant opportunity for aC#/.NET engineer to join a fast-growingtechnology company whose software is used by scientists and engineers across the world. … architects, engineers, and product managers to deliver robust, user-focused solutions. You'll also contribute to architectural decisions and mentor junior developers. Requirements Strong C#/.NET development experience Strong knowledge of software design principles, testing and DevOps pipelines Experience building Windows applications with XAML Familiarity with IoT protocols such ...

Senior Software Engineer

Hiring Organisation
Method-Resourcing
Location
St. Albans, Hertfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Senior Software Engineer C# .NET £75,000 + bonus + benefits Hybrid working Not every .NET role is the same. This is an opportunity to build and operate software that sits behind critical, real world infrastructure. High reliability. High scale. Proper engineering standards. We are looking for a Senior Software … Engineer with strong C# and .NET experience to join a growing engineering function delivering complex, production grade systems. This is a hands on senior individual contributor role. No line management. Real ownership. What you will be doing * Designing and delivering scalable, reliable software * Owning complex backlog items from design through ...

Software Engineer

Hiring Organisation
Platform Recruitment Limited
Location
Royston, Hertfordshire, South East, United Kingdom
Employment Type
Permanent
Salary
£70,000
role was written for you. The Role You will play a key role across the full product lifecycle, developing and maintaining software platforms in C#, Python, and JavaScript for world-class gas detection instruments. You'll be writing the software that talks directly to hardware via UART … floor, and working closely with a talented team of electronic, embedded, and mechanical engineers. Requirements Engineering or electronics background Strong software development skills in C#, Python and/or JavaScript Hands-on experience with communication protocols such as UART, SPI, I2C, Modbus or CAN Comfortable reading schematics and using electronics ...

C# Software Engineer

Hiring Organisation
Platform Recruitment Limited
Location
Royston, Hertfordshire, United Kingdom
Employment Type
Permanent
Salary
GBP 70,000 Annual
Title: C#/.NET Software Engineer Location: South Cambridgeshire Salary: Up to £70,000 Working Pattern: Hybrid2 days in office This is a brilliant opportunity for aC#/.NET engineer to join a fast-growingtechnology company whose software is used by scientists and engineers across the world click apply ...

Systems Simulation Engineer (C# / Real-Time)

Hiring Organisation
Defence
Location
Hertfordshire, South East, United Kingdom
Employment Type
Permanent
Salary
£55,000
About the Opportunity: A leading UK engineering organisation is expanding its Real-Time Simulation & Experimentation capability and is seeking skilled engineers with strong C# or C++ experience in real-time, embedded, modelling, hardware-integrated or safety-critical environments . This is not a web or IT development role . … complex engineered systems. Your work will include: Real-time simulation & modelling (SIL/HIL, behavioural modelling) Integration of hardware components with simulation frameworks Building C# and/or C++ components for system representation Developing digital twins and experimental test environments Designing tools to support verification, validation & training Creating visualisation ...