51 to 68 of 68 ASP.NET Web API Jobs in the UK

Technical Lead

Hiring Organisation
Reed
Location
Gatwick, West Sussex, England, United Kingdom
Employment Type
Temporary
Salary
£600 - £650 per day, Inc benefits
Technical Lead Tech Lead, Software Engineering, DevOps, Agile, CI/CD Pipelines, Digital Systems, Regulatory Compliance, Security Standards, Accessibility Standards, Innovation, Cloud Platforms, ASP.NET, C#.NET, .NET Core, MVC, Web API, Entity Framework, React, Next.js, TypeScript, JavaScript, HTML/… Continuously refine workflows for security, scalability, performance, and sustainability. Required Skills & Qualifications Proven experience leading software engineering and DevOps teams. Strong proficiency in ASP.NET, C#.NET, .NET Core, MVC, Web API, Entity Framework, React, Next.js, TypeScript, JavaScript, HTML/ ...

.NET Developer, CMS, Sitecore, EpiServer, Umbraco

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £75,000 per annum
dotnetnuke. Our client can provide you with industry recognised training in: .NET 10.0, JavaScript, React, Angular 21, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, ASP.NET Core Web API, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. This ...

Lead Developer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Warrington, Cheshire, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
first product within a wider cloud transformation strategy. The platform consists of a .NET MAUI mobile application (iOS & Android), an Angular 21 web application, and Azure-hosted backend services built using modern Microsoft technologies. Reporting to the Product Owner, you'll play a pivotal role … support automated and manual test strategies Documenting architectural decisions (ADRs) and maintaining clear technical communication Tech Stack & Experience Core technologies: .NET 10/ASP.NET Core Web API Entity Framework Core with Azure SQL .NET MAUI (offline-first mobile design) Microsoft ...

Lead Software Engineer

Hiring Organisation
Masson Appointments
Location
Gatwick, West Sussex, South East, United Kingdom
Employment Type
Permanent
Salary
£85,000
team Support production systems and own their reliability Tech Stack Skills: Language: C# on .NET (primary, and what youll write every day) Frameworks: ASP.NET Core (Web API), Azure Functions (isolated worker) Database: SQL Server, accessed via Entity Framework Core … maintainable systems, and you set that standard for the team API development: youve designed and built REST APIs with ASP.NET Core, understand HTTP, status codes, authentication patterns SQL: comfortable writing queries, designing tables, understanding execution plans. Youve worked with a relational database (SQL Server ...

Software Developer (C#/Asp.net)

Hiring Organisation
Tech Connect Group
Location
Southampton, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£40000 - £50000/annum
Solid experience with .NET/C# (including .NET Framework and newer .NET versions) Experience building web applications and APIs (ASP.NET MVC/Web API) Good working knowledge of JavaScript, HTML and CSS Working knowledge of relational ...

Principal Engineer (.Net) - up to £100,000 + Bonus - Hybrid

Hiring Organisation
Jobleads-UK
Location
Coventry, England, United Kingdom
delivery outcomes Mentor engineers and strengthen engineering culture across the organisation Essential Skills for the Principal .NET Engineer: Deep hands‐on expertise in ASP.NET Core, Web API, C#, Entity Framework Strong experience with Azure, Kubernetes, Kafka and Microservices architecture Experience ...

IT Development Team Lead (Full Stack)

Hiring Organisation
Euro Car Parks
Location
Central London, London, United Kingdom
Employment Type
Permanent
supporting them in their key skills, accountabilities and development areas. Desirable Skills: 5+ years experience in working with the .NET framework, particularly with ASP.NET Core, React/React Native, C#, Web API Strong experience in working with Azure (preferably certified … skill levels and provide guidance through peer reviews Experience in Azure, including DevOps CI/CD processes, Service bus Architecture, Microservices, Functions, Web apps, IAC Experience with AI driven development tools such as Claude Experience developing REST API-driven mobile first web ...

.Net Developer

Hiring Organisation
Crowd Link Consulting Ltd
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£60,000
systems with an Agile process. Technical Skills C#/.Net Core Vue or Angular or React or Typescript or Knockout SQL Server Web API, HTML, CSS, Web Services, JQuery and JavaScript Desirable skills AWS Services or Azure Docker ...

Senior C# Software Engineer X 4

Hiring Organisation
Adria Solutions Ltd
Location
Sheffield, South Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£50000 - £85000/annum
Senior C# Software Engineer X 4 Are you a talented C# and Azure developer ready to take ownership of innovative projects across Web, Desktop, and Cloud environments? Our client, a well-established and forward-thinking software development company, is expanding its team and seeking an exceptional … technical decisions and ensuring best practices are followed throughout the development lifecycle. Tech Stack You’ll Work With Languages & Frameworks: C#, .NET Core, ASP.NET Core MVC, Web API Cloud & Data: Azure Functions, Azure Storage, Cosmos DB, Azure SQL UI & Front ...

Senior Dynamics 365 and Power Platform Developer

Hiring Organisation
ITSS Recruitment
Location
Glasgow, City of Glasgow, United Kingdom
Employment Type
Permanent
Salary
£60000 - £75000/annum Benefits
Automate cloud flows. * Build and extend solutions using plugins, custom connectors, PCF controls, JavaScript/TypeScript, C#/.NET and the Dataverse Web API. * Oversee high-quality delivery by setting coding standards, reviewing pull requests and ensuring test coverage, performance and security non-functional requirements … integrations between Dynamics, Dataverse and a wide range of internal and external systems using Azure services such as Azure Functions, Logic Apps, API Management, Service Bus and Event Grid. * Ensure integration patterns are resilient, observable and secure, applying appropriate authentication, throttling, retry and error-handling strategies. ...

Senior .Net Developer

Hiring Organisation
Halian Technology Limited
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
legacy where youll own features, ship code, and work on high-impact systems. What Youll Be Doing Building C#/.NET/ASP.NET Core applications Designing APIs & microservices Working on high-volume, transaction-heavy platforms Deploying to Azure/AWS Owning features end-to-end in a product … team What Youll Need Strong C#/.NET Core/Web API experience Solid SQL/database skills Experience in modern Agile engineering teams Bonus: Azure, Microservices, React/Blazor, CI/CD Why Join? Product business build, not bill Modern stack ...

Backend Development Lead

Hiring Organisation
Oyster Consultant
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
evolve our stack and make constant improvements. Required Skills/Experience Strong C# development experience Experience with both .NET Core and .NET Web API Experience of building Microservices in .Net Core Experience using Message Based Architectures Experience using both SQL & NoSQL technologies … Experience of API design Cloud development/architecture (Azure) Experience working in an Agile environment (Scrum/Kanban) Knowledge and experience of Unit Testing (xUnit, nUnit) Experience integrating AI/LLM capabilities into back-end services (e.g. OpenAI, Azure OpenAI, or similar APIs) Desired Skills/ ...

Back-End Development Lead

Hiring Organisation
Oyster Consultant
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
evolve our stack and make constant improvements. Required Skills/Experience Strong C# development experience Experience with both .NET Core and .NET Web API Experience of building Microservices in .Net Core Experience using Message Based Architectures Experience using both SQL & NoSQL technologies … Experience of API design Cloud development/architecture (Azure) Experience working in an Agile environment (Scrum/Kanban) Knowledge and experience of Unit Testing (xUnit, nUnit) Experience integrating AI/LLM capabilities into back-end services (e.g. OpenAI, Azure OpenAI, or similar APIs) Desired Skills/ ...

Applications Developer

Hiring Organisation
Ryder Reid Legal Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
join their growing technology team. The Role This is a varied, hands-on role focused on developing and supporting high-performance web, mobile, and client-server applications. You will play a key part in enhancing existing systems, building new solutions, and driving innovation across the firm … technical and business stakeholders to deliver scalable, user-focused solutions. Key Responsibilities Analyse business requirements and design effective technical solutions Develop and maintain ASP.NET MVC/.NET Core applications and SharePoint solutions Build responsive front-end interfaces using technologies such as React, Angular, jQuery, and Bootstrap Design ...

Senior Full Stack Developer

Hiring Organisation
Charles Jenson Recruitment Ltd
Location
Brighton, East Sussex, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £70,000 per annum
lead on integrating Anthropic Claude AI for intelligent automation. Technical Requirements: Core Backend: C# and .NET 6/7/8 using ASP.NET Core Web API. Hybrid Data: You’ll lead a dual-database approach using SQL Server (Entity Framework Core) for relational … Experience with the Anthropic Claude API (or similar LLMs). Security: Implementing robust authentication via JWT, OAuth 2.0, and ASP.NET Core Identity. Other Requirements: Autonomy: You are comfortable being the sole backend developer, making architectural decisions. Problem Solver: You know when ...

Senior .NET Developer

Hiring Organisation
Charles Jenson Recruitment Ltd
Location
Brighton, East Sussex, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £70,000 per annum
lead on integrating Anthropic Claude AI for intelligent automation. Technical Requirements: Core Backend: C# and .NET 6/7/8 using ASP.NET Core Web API. Hybrid Data: You’ll lead a dual-database approach using SQL Server (Entity Framework Core) for relational … Experience with the Anthropic Claude API (or similar LLMs). Security: Implementing robust authentication via JWT, OAuth 2.0, and ASP.NET Core Identity. Other Requirements: Autonomy: You are comfortable being the sole backend developer, making architectural decisions. Problem Solver: You know when ...

Principal Architect in Nottingham - ENSEK

Hiring Organisation
Jobleads-UK
Location
Nottingham, England, United Kingdom
Implementation and Integration Specializing in SOA, microservices, and event-driven architectures. Proficient in AWS, .NET, Web API, Node.js , and AngularJS. Stakeholder You’ll be happy working with your key stakeholder groups, informing, engaging, and being available to them. Principal Software Engineer, Nifty ...

Lead Software Developer

Hiring Organisation
Stealth IT Consulting Limited
Location
United Kingdom
Employment Type
Contract
Contract Rate
£529 per day inside IR35
Collaborate with existing delivery teams Deliver incremental improvements in complex environments Key Skills .NET (Web + WinForms), C#, VB.NET, ASP.NET MS Access (advanced VBA), SQL Server, T-SQL Oracle/PL-SQL WebAPI, WCF, SSIS Jenkins, Azure DevOps, Git, TFS IIS, Windows Services, SharePoint ...