1 to 25 of 109 C# Jobs in Hertfordshire

Job Details: Junior C# Software Engineer Full details of the job. Vacancy Name Vacancy Name Junior C# Software Engineer Vacancy No Vacancy No VN354 Employment Type Employment Type Full-Time Business Name Business Name PayPoint Network Ltd Location Overview of Role The Junior Developer role within the Settlement and Billing (S&B) team offers the right individual an opportunity to … 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) Basic experience with version control systems (e.g. Git) Desirable Skills More ❯

Participate in code reviews and mentor junior developers as needed. 3+ years of experience in software development. Proficient in ASP.NET MVC for web application development. Strong programming skills in C# or VB.NET . Experience with Microsoft SQL Server and database design. Strong knowledge of modern web standards: HTML5 , CSS3 , and responsive design techniques. Solid understanding of Object-Oriented Programming (OOP More ❯

My client is a global leading Digital Consultancy specialising in Cloud Adoption, Digital Architecture/Transformation & NextGen AI Solutions, offering a Remote first policy. They are looking for multiple C# Developers to join rapidly growing team, working on large-scale GovSec and private sector projects, with a top-end budget of £55,000 + full benefits + flexible working options … fully remote or hybrid, with occasional client site travel). Primary skills & requirements: Must be eligible for SC Clearance Extensive experience building services using ASP.NET Core and C# Experience developing front-end web applications using modern frameworks such as React, Angular, or Blazor/Razor Experience with cloud technologies such as AWS or Azure Experience with CI/CD pipelines More ❯

My client is a global leading Digital Consultancy specialising in Cloud Adoption, Digital Architecture/Transformation & NextGen AI Solutions, offering a Remote first policy. They are looking for multiple C# Developers to join a rapidly growing team, working on large-scale GovSec and private sector projects, offering a top-end budget of £55,000 + full benefits + flexible working … of fully remote or hybrid + ad hoc client site travel). Primary skills & requirements: Must be eligible for SC Clearance Extensive experience building services using ASP.NET Core and C# Experience developing front-end web applications using modern frameworks such as React, Angular, or Blazor/Razor Experience with cloud technologies such as AWS or Azure Experience with CI/ More ❯

responsibilities and mentor junior 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 More ❯

a startup-style environment where innovation, autonomy, and agility are core values. Key Responsibilities Customer-Focused Automation Delivery o Work closely our customers to develop intelligent automation solutions using C#, Python, and RPA tools. o Engage in scoping and assessing business processes that could be automated, working directly with customer stakeholders to understand needs. o Identify opportunities to productise solutions … o Be available to attend quarterly London team meet-ups. o Work cross-functionally with Nexbotix’s project delivery, customer success, and support teams. Technical Expertise: Strong experience with C#, .NET Core, Python, and full-stack development. Familiarity with Azure, RPA tools, and automation design is key. Automation & AI: Experience with RPA platforms and ideally exposure to OCR and AI 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 into a subsonic train transportation … 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 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. … 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 More ❯

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, SQL, Blazor, Rest APIs, ASP.NET MVC, Azure, Entity Framework, Git, This is a fully remote role and you must be based in the UK in order to be More ❯

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, SQL, Blazor, Rest APIs, ASP.NET MVC, Azure, Entity Framework, Git, This is a fully remote role and you must be based in the UK in order to be More ❯

will need to be proficient in either Python and/or JavaScript. Your role will require proficiency in at least one programming language/framework (JavaScript, TypeScript, Python, C, C#, C++, HTML/CSS, React, Go, Java, Kotlin, SQL, or Swift) in order to solve coding problems (think LeetCode, HackerRank, etc). For each coding problem, you must be able More ❯

years of support and/or development experience A strong understanding of agile design principles Working in Agile/Scrum environments In depth knowledge of PowerShell Basic understanding of C#, .NET Experience of using a source code control system (Azure Devops, Git, Bitbucket) Confidence to challenge existing design practices and processes Ability to write unit tests and feature tests Experience More ❯

both front-end and back-end technologies , a solid understanding of Object-Oriented Design , and a passion for learning and embracing new tech. Languages : ? Ruby-on-Rails, Java, Python, C#, PHP ? VueJs, Typescript/Angular/React Cloud : ? Amazon Web Services (AWS) Databases : Additional Tools & Frameworks : ? GraphQL ? REST APIs ? Software Design Patterns – TDD, DDD ? Agile methodologies: Scrum and Kanban Key More ❯

both front-end and back-end technologies , a solid understanding of Object-Oriented Design , and a passion for learning and embracing new tech. Languages : ? Ruby-on-Rails, Java, Python, C#, PHP ? VueJs, Typescript/Angular/React Cloud : ? Amazon Web Services (AWS) Databases : Additional Tools & Frameworks : ? GraphQL ? REST APIs ? Software Design Patterns – TDD, DDD ? Agile methodologies: Scrum and Kanban Key More ❯

We are seeking a Junior QA Engineer to ensure the quality and security of APIs. The role involves testing for functionality, performance, and security vulnerabilities, including identifying and reporting defects in integrations and cloud services. The Junior QA Engineer will 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 heard and can … make a real impact on the bottom line, earning significant bonuses. As a Senior C# Developer you'll join an Agile development team to 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 … improvements. 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 of AWS More ❯

stack, collaborate closely with experienced engineers and UX designers, and help shape the future of our web platforms. What You’ll Do Develop backend logic and REST APIs with C# (.NET Core) Work directly with MSSQL databases (queries, schema updates, stored procedures) Deliver secure, high-performance, and maintainable features What You Bring 3+ years of hands-on experience in full … stack development Backend experience with C# 9 , .NET Core , and REST APIs Proficiency with SQL Server (stored procedures, schema management) Comfortable with Tailwind CSS and responsive UI design Experience with Git-based workflows and tools like Azure DevOps Bonus Points For Exposure to Azure cloud services (App Services, Functions, etc.) Familiarity with unit testing tools like Jest or NUnit Understanding More ❯

stack, collaborate closely with experienced engineers and UX designers, and help shape the future of our web platforms. What You’ll Do Develop backend logic and REST APIs with C# (.NET Core) Work directly with MSSQL databases (queries, schema updates, stored procedures) Deliver secure, high-performance, and maintainable features What You Bring 3+ years of hands-on experience in full … stack development Backend experience with C# 9 , .NET Core , and REST APIs Proficiency with SQL Server (stored procedures, schema management) Comfortable with Tailwind CSS and responsive UI design Experience with Git-based workflows and tools like Azure DevOps Bonus Points For Exposure to Azure cloud services (App Services, Functions, etc.) Familiarity with unit testing tools like Jest or NUnit Understanding More ❯

Desired Experience and Skills Degree or equivalent in Computer Science, Engineering, or related discipline Extensive experience leading software development teams and delivering digital platforms Strong hands-on experience with C#, JavaScript (React/Node), Azure DevOps, SQL, and Azure PaaS Experience with eCommerce platforms, CMS (preferably Umbraco), APIs and CI/CD pipelines Understanding of mobile development technologies is highly More ❯

Desired Experience and Skills Degree or equivalent in Computer Science, Engineering, or related discipline Extensive experience leading software development teams and delivering digital platforms Strong hands-on experience with C#, JavaScript (React/Node), Azure DevOps, SQL, and Azure PaaS Experience with eCommerce platforms, CMS (preferably Umbraco), APIs and CI/CD pipelines Understanding of mobile development technologies is highly More ❯

with business users and with stakeholders to document their requirements and obtain signoff. Consequential as well as holding prowess across the full stack of Microsoft software solutions and utilising C#, you will collaborate with colleagues to develop, test and deliver the requirement. Within this OutSystems Software Engineer opportunity, there is tremendous scope to innovate resources within a highly accomplished team. … my client cannot support sponsorship ** OutSystems Software Engineer permanent profile required: Must have at five years experience of low-code application development utilising the OpenSystems platform. Could fundamentals in C# and across the full-stack in software engineering and development. Have good fundamentals in relational databases, particularly Microsoft SQL Server, able to undertake relational database design and develop SQL queries More ❯

with business users and with stakeholders to document their requirements and obtain signoff. Consequential as well as holding prowess across the full stack of Microsoft software solutions and utilising C#, you will collaborate with colleagues to develop, test and deliver the requirement. Within this OutSystems Software Engineer opportunity, there is tremendous scope to innovate resources within a highly accomplished team. … my client cannot support sponsorship ** OutSystems Software Engineer permanent profile required: Must have at five years experience of low-code application development utilising the OpenSystems platform. Could fundamentals in C# and across the full-stack in software engineering and development. Have good fundamentals in relational databases, particularly Microsoft SQL Server, able to undertake relational database design and develop SQL queries More ❯

and modern. What You'll Bring 5+ years of full-stack development experience (you're likely the go-to person on your current team). Strong backend skills with C#/.NET , and exposure to Azure or AWS environments. Proficiency with React , TypeScript , and modern front-end tooling (Webpack, etc.). A sharp eye for performance, clean architecture, and secure More ❯

relational databases and SQL, especially MySQL Strong PHP knowledge, understanding its strengths and weaknesses Experience with PHP frameworks like Symfony and Laravel Languages: PHP, Ruby-on-Rails, Java, Python, C# Frameworks & Tools: Vue.js, TypeScript/Angular/React, AWS, GraphQL, REST APIs, TDD, DDD, Agile (Scrum, Kanban) About You Self-motivated and independent worker Passionate about writing clean, reusable code More ❯

while integrating cutting-edge AI/ML technologies. Collaborate with a cross-functional team to solve complex business problems through tech solutions. Required Skills & Experience: Strong experience in either C#/.NET or Python with the ability to work across both. Proven experience with modern front-end frameworks such as React, Vue, or similar. Exposure to AI or machine learning More ❯