Peterborough, Cambridgeshire, England, United Kingdom Hybrid / WFH Options
Noir
Performance Tester - Financial Technology - Peterborough/Hybrid (Key skills: Performance Testing, LoadRunner, VuGen, Dynatrace, Splunk, SQL Server, .NETFramework, IIS, Windows Server, Agile, Test Analysis, System Monitoring, Scalability Testing, Financial Services, Application Performance Engineering) Are you a meticulous Performance Tester with a passion for precision, scalability, and delivering smooth digital experiences? Are you looking to apply … gained in a large-scale Microsoft-based environment. You will be proficient in LoadRunner's VuGen, Controller and Analysis components, and comfortable working with distributed applications built on .NETFramework, SQL Server, IIS, and Windows Server. Strong analytical thinking, experience with monitoring tools such as Dynatrace, and a proactive, detail-focused mindset will also be essential. More ❯
Investment Banking - Inside IR35 - 12 MONTHS CONTRACT Core accountabilities of role Ø Develop and deliver (time & quality) stories and epics covering the .Net web server and .Net services. Ø Contribute to the reengineering and maintenance of functional and core components. Ø Build functional and technical knowledge of the application. Ø Become SME of Issuemaster architecture and … and formalise/document to help other developers Knowledge, Skill and Experience Ø Strong practical knowledge of applying SOLID principles and design patterns. Ø At least 5 years .Net C# and Oracle SQL development experience. Ø Excellent understanding of core programming principles, best practices and design patterns. Ø Excellent understanding of database transactions, their boundaries and isolation levels … SQL, profiling and optimizing queries. Ø Excellent understanding of distributed version control system (Git, BitBucket). Ø Knowledge of profiling and performance tuning the application. Ø Experience upgrading .Netframework to .Net core a strong plus. Ø Strong understanding of cyber security considerations when setting up and developing web servers. Ø Web front-end More ❯
Greater London, England, United Kingdom Hybrid / WFH Options
Noir
.NET Developer, C# - Global Technology Brand – London (Tech stack: .NET Developer, .NET 9, ASP.NET, C#, WPF, React, Angular 19, Microservices, Azure, Web API 2, Entity Framework, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Our clients fascinating story dates back to 1981; today they have fast become one of the … most instantly recognised technology brands across the globe.Their success has been built upon their reputation for developing revolutionary .NET software products that utilise cutting edge technologies. Having recently allocated a £2 billion annual R&D budget to fuel the invention of products, solutions and new technologies they are looking to expand their award winning .NET software … development team. We are seeking .NET Developer candidates with experience of either web application development (.NET Core/ASP.NET MVC, C#) or winforms/WPF (C#) development. Our client will provide you with training into: .NET 9, WPF, MVVM, Prism, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity More ❯
london, south east england, united kingdom Hybrid / WFH Options
Noir
.NET Developer, C# - Global Technology Brand – London (Tech stack: .NET Developer, .NET 9, ASP.NET, C#, WPF, React, Angular 19, Microservices, Azure, Web API 2, Entity Framework, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Our clients fascinating story dates back to 1981; today they have fast become one of the … most instantly recognised technology brands across the globe.Their success has been built upon their reputation for developing revolutionary .NET software products that utilise cutting edge technologies. Having recently allocated a £2 billion annual R&D budget to fuel the invention of products, solutions and new technologies they are looking to expand their award winning .NET software … development team. We are seeking .NET Developer candidates with experience of either web application development (.NET Core/ASP.NET MVC, C#) or winforms/WPF (C#) development. Our client will provide you with training into: .NET 9, WPF, MVVM, Prism, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Noir
.NET Developer, C# - Global Technology Brand – London (Tech stack: .NET Developer, .NET 9, ASP.NET, C#, WPF, React, Angular 19, Microservices, Azure, Web API 2, Entity Framework, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Our clients fascinating story dates back to 1981; today they have fast become one of the … most instantly recognised technology brands across the globe.Their success has been built upon their reputation for developing revolutionary .NET software products that utilise cutting edge technologies. Having recently allocated a £2 billion annual R&D budget to fuel the invention of products, solutions and new technologies they are looking to expand their award winning .NET software … development team. We are seeking .NET Developer candidates with experience of either web application development (.NET Core/ASP.NET MVC, C#) or winforms/WPF (C#) development. Our client will provide you with training into: .NET 9, WPF, MVVM, Prism, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity More ❯
Wolvercote, Oxford, Oxfordshire, England, United Kingdom Hybrid / WFH Options
Noir
.NET Developer - Social Messaging Platform - Yarnton, Oxfordshire (Tech stack: .NET Developer, .NET 9, Web API 2, Entity Framework, Microservices, Azure, Programmer, Full Stack Engineer, Architect, .NET Developer)In 2012 our client launched a social messaging platform that has been taking the US by storm. After an extremely successful period our … foothold in the UK and European markets. A number of new offices are being opened in the UK and our client is looking for talented, enthusiastic and passionate .NET Developer to bring their product to these new markets and help enhance this already successful company! Successful .NET Developer candidates should be able to demonstrate strong knowledge … of: .NET Core/ASP.NET MVC, C# and Azure SQL. Any experience in the following is desirable: .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. Training will be provided in any of the technologies you lack More ❯
an Agile environment, collaborating with cross-functional teams Deploy into a microservices architecture Deliver cloud-native integration using Microsoft Azure Key Requirements Strong background in C# Experience with .NetFramework and .Net 8 Knowledge of Blazor, MS SQL, and Entity Framework Familiarity with Azure DevOps, including CI/CD pipeline management Strong More ❯
an Agile environment, collaborating with cross-functional teams Deploy into a microservices architecture Deliver cloud-native integration using Microsoft Azure Key Requirements Strong background in C# Experience with .NetFramework and .Net 8 Knowledge of Blazor, MS SQL, and Entity Framework Familiarity with Azure DevOps, including CI/CD pipeline management Strong More ❯
Maidenhead, Berkshire, England, United Kingdom Hybrid / WFH Options
Oscar Technology
Senior .NET Integration Developer - Maidenhead (Hybrid) - Salary £65k (DOE) We have partnered with an exciting SaaS company who are looking for a Senior .NET Integration Developer to join their growing team. You will be developing and maintaining robust integrations with third party systems such as financial services, telematics platforms and mapping APIs. Key Responsibilities: Develop and … maintain secure, well-documented financial and third-party integrations. Enhance the integration framework for scalability, performance, and industry alignment. Assist customers and partners in integration setup and API/gateway usage. Support and expand integrations for features like event tracking and CO2 reporting. Ensure integration development aligns with modern security and GDPR standards. Implement structured logging, monitoring, and … documentation. Contribute to internal knowledge bases and explore automation tools (Power Automate, Zapier). Essential Experience: Extensive experience with C#/.NET (Core or Framework) in integration-heavy environments Understanding of REST, WebAPI, event-driven architectures, and asynchronous messaging Hands-on experience in building resilient, fault-tolerant systems using retry patterns, queues, and circuit breakers Proficiency More ❯
City of London, London, England, United Kingdom Hybrid / WFH Options
Noir
Junior .NET Developer - Online Film Rental Company - London (Tech stack: Junior .NET Developer, .NET 9, C#, Web API 2, Entity Framework, Microservices, Azure, Programmer, Full Stack Engineer, Architect, Junior .NET Developer) In just over 5 years our client has established themselves as the world's leading internet subscription service for … million streaming members across the UK, Europe and North America and have plans to double in size over the next 12 months. We are seeking several Junior .NET Developer to work on several complex Greenfield .NET/C# software development projects which will be critical to the future success of the business. Junior .NET … of object orientated (OO) development and a skill that that includes some of the following (full training will be provided to fill any gaps in your skill set): .NET 9, Web API 2, Entity Framework, Microservices, Azure, JavaScript, Angular 19, Bootstrap, Agile and Azure SQL. This is an excellent opportunity for a Junior .NETMore ❯
someone who enjoys mentoring, technical leadership, and working closely with the CTO on shaping long-term strategy. Key Responsibilities: Design, develop, and maintain scalable and secure applications using .NET (C#) and SQL Server. Lead technical design sessions and provide architectural input on new initiatives. Help build and support infrastructure components as part of the application lifecycle (e.g. deployment … key role in defining and shaping the department's development processes and tools. Participate in strategic planning and provide insights into technology roadmaps. Experience & Skills: Strong experience with .NETFramework/.NET Core, C#, and related technologies. Solid SQL knowledge Good understanding of infrastructure fundamentals (e.g., networking, servers, cloud services-Azure ). Experience working More ❯
colchester, east anglia, united kingdom Hybrid / WFH Options
TEC Partners - Technical Recruitment Specialists
Software Developer – .NET Location: Colchester (Onsite/Hybrid) Salary: £35,000 to £45,000 Employment Type: Full-time, Permanent Opportunity Overview A growing organisation is seeking a talented .NET Developer to join its collaborative software development team. You will be involved in migrating existing business systems working on both established applications and Greenfield projects. Key Responsibilities … Develop and maintain applications using C#, .NETFramework, and .NET Core Collaborate with stakeholders to define and deliver technical solutions Contribute across the full software development lifecycle Provide support for existing applications as needed Essential Skills Strong commercial experience in C# and .NET Proficiency in SQL and RESTful APIs Experience with MVC … WebForms, or WinForms Desirable Skills Angular or React experience VB.Net (legacy systems) Experience with DevExpress Framework or Swagger/Swashbuckle Advanced MS SQL Server skills Application Process: Submit your CV to be considered or get in touch with Christian Gapuz at TEC Partners. More ❯
chelmsford, east anglia, united kingdom Hybrid / WFH Options
TEC Partners - Technical Recruitment Specialists
Software Developer – .NET Location: Colchester (Onsite/Hybrid) Salary: £35,000 to £45,000 Employment Type: Full-time, Permanent Opportunity Overview A growing organisation is seeking a talented .NET Developer to join its collaborative software development team. You will be involved in migrating existing business systems working on both established applications and Greenfield projects. Key Responsibilities … Develop and maintain applications using C#, .NETFramework, and .NET Core Collaborate with stakeholders to define and deliver technical solutions Contribute across the full software development lifecycle Provide support for existing applications as needed Essential Skills Strong commercial experience in C# and .NET Proficiency in SQL and RESTful APIs Experience with MVC … WebForms, or WinForms Desirable Skills Angular or React experience VB.Net (legacy systems) Experience with DevExpress Framework or Swagger/Swashbuckle Advanced MS SQL Server skills Application Process: Submit your CV to be considered or get in touch with Christian Gapuz at TEC Partners. More ❯
Colchester, Essex, Beacon End, United Kingdom Hybrid / WFH Options
Tec Partners
Software Developer - .NET Location: Colchester (Onsite/Hybrid) Salary: £35,000 to £45,000 Employment Type: Full-time, Permanent Opportunity Overview A growing organisation is seeking a talented .NET Developer to join its collaborative software development team. You will be involved in migrating existing business systems working on both established applications and Greenfield projects. Key Responsibilities … Develop and maintain applications using C#, .NETFramework, and .NET Core Collaborate with stakeholders to define and deliver technical solutions Contribute across the full software development lifecycle Provide support for existing applications as needed Essential Skills Strong commercial experience in C# and .NET Proficiency in SQL and RESTful APIs Experience with MVC … WebForms, or WinForms Desirable Skills Angular or React experience VB.Net (legacy systems) Experience with DevExpress Framework or Swagger/Swashbuckle Advanced MS SQL Server skills Application Process: Submit your CV to be considered or get in touch with Christian Gapuz at TEC Partners. More ❯
Stoke-on-Trent, Staffordshire, England, United Kingdom Hybrid / WFH Options
Avanti
.NET Developer Location: Remote (UK-based only) Salary: Up to £40,000 Type: Permanent | Full-time Are you a .NET Developer looking to join an innovative, fully-remote tech company where your code directly impacts real-world outcomes? We're hiring a Junior to Mid-Level Developer to join a specialist UK-based SaaS company revolutionising … an experienced lead dev to help maintain and evolve a cloud-based legal tech platform. The focus is backend, but some frontend experience is important too. Tech Stack .NETFramework 4.7 C# HTML/CSS/JavaScript Azure (nice to have) What You'll Need Experience with .NET and C# in a commercial or More ❯
of integrating with third party services using APIs Experience of writing performance critical code Experience of using Git or similar to track changes Experience of both the full .NETFramework and .NET Core Experience of using observability systems such as Elastic APM or DataDog to track and diagnose issues in production A solid understanding More ❯
of integrating with third party services using APIs Experience of writing performance critical code Experience of using Git or similar to track changes Experience of both the full .NETFramework and .NET Core Experience of using observability systems such as Elastic APM or DataDog to track and diagnose issues in production A solid understanding More ❯
City of London, London, England, United Kingdom Hybrid / WFH Options
Noir
NET Developer - Social Messaging Platform - London (Tech stack: .NET Developer, .NET 9, Web API 2, Entity Framework, Microservices, Azure, Programmer, Full Stack Engineer, Architect, .NET Developer)In 2012 our client launched a social messaging platform that has been taking the US by storm. After an extremely successful period our client has decided … foothold in the UK and European markets. A number of new offices are being opened in the UK and our client is looking for talented, enthusiastic and passionate .NET Developer to bring their product to these new markets and help enhance this already successful company! Successful .NET Developer candidates should be able to demonstrate strong knowledge … of: .NET Core/ASP.NET MVC, C# and Azure SQL. Any experience in the following is desirable: .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. Training will be provided in any of the technologies you lack More ❯
.NET Developer - Financial Trading - C#, React - London (Tech stack: .NET Developer, .NET 9, C#, React, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client, a market-leading financial trading firm, renowned for its innovation, lightning-fast technology and elite engineering culture, is seeking talented .NET Developer to join their award … ahead of the technological curve. This is a rare opportunity to join a company where tech is not a support function, it is the business. The ideal candidate .NET Developer will have commercial experience working with .NET, C# and React.. Prior exposure to trading systems or financial services is highly desirable due to the nature of … the role. Our client will provide training in: .NET 9, JavaScript, Angular 19, Microservices, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. You will be part of a dynamic and highly skilled engineering team building high-performance, low-latency trading platforms and tools. This is a More ❯
City of London, London, England, United Kingdom Hybrid / WFH Options
Noir
.NET Developer - Financial Trading - C#, React - London (Tech stack: .NET Developer, .NET 9, C#, React, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client, a market-leading financial trading firm, renowned for its innovation, lightning-fast technology and elite engineering culture, is seeking talented .NET Developer to join their award … ahead of the technological curve. This is a rare opportunity to join a company where tech is not a support function, it is the business. The ideal candidate .NET Developer will have commercial experience working with .NET, C# and React.. Prior exposure to trading systems or financial services is highly desirable due to the nature of … the role. Our client will provide training in: .NET 9, JavaScript, Angular 19, Microservices, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. You will be part of a dynamic and highly skilled engineering team building high-performance, low-latency trading platforms and tools. This is a More ❯
london, south east england, united kingdom Hybrid / WFH Options
Noir
.NET Developer - Financial Trading - C#, React - London (Tech stack: .NET Developer, .NET 9, C#, React, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client, a market-leading financial trading firm, renowned for its innovation, lightning-fast technology and elite engineering culture, is seeking talented .NET Developer to join their award … ahead of the technological curve. This is a rare opportunity to join a company where tech is not a support function, it is the business. The ideal candidate .NET Developer will have commercial experience working with .NET, C# and React.. Prior exposure to trading systems or financial services is highly desirable due to the nature of … the role. Our client will provide training in: .NET 9, JavaScript, Angular 19, Microservices, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. You will be part of a dynamic and highly skilled engineering team building high-performance, low-latency trading platforms and tools. This is a More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Noir
.NET Developer - Financial Trading - C#, React - London (Tech stack: .NET Developer, .NET 9, C#, React, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client, a market-leading financial trading firm, renowned for its innovation, lightning-fast technology and elite engineering culture, is seeking talented .NET Developer to join their award … ahead of the technological curve. This is a rare opportunity to join a company where tech is not a support function, it is the business. The ideal candidate .NET Developer will have commercial experience working with .NET, C# and React.. Prior exposure to trading systems or financial services is highly desirable due to the nature of … the role. Our client will provide training in: .NET 9, JavaScript, Angular 19, Microservices, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. You will be part of a dynamic and highly skilled engineering team building high-performance, low-latency trading platforms and tools. This is a More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Noir
.NET Developer - Financial Trading - C#, React - London (Tech stack: .NET Developer, .NET 9, C#, React, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client, a market-leading financial trading firm, renowned for its innovation, lightning-fast technology and elite engineering culture, is seeking talented .NET Developer to join their award … ahead of the technological curve. This is a rare opportunity to join a company where tech is not a support function, it is the business. The ideal candidate .NET Developer will have commercial experience working with .NET, C# and React.. Prior exposure to trading systems or financial services is highly desirable due to the nature of … the role. Our client will provide training in: .NET 9, JavaScript, Angular 19, Microservices, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. You will be part of a dynamic and highly skilled engineering team building high-performance, low-latency trading platforms and tools. This is a More ❯
.NET Developer - Social Messaging Platform - London (Tech stack: .NET Developer, .NET 9, Web API 2, Entity Framework, Microservices, Azure, Programmer, Full Stack Engineer, Architect, .NET Developer) In 2012 our client launched a social messaging platform that has been taking the US by storm. After an extremely successful period our client … foothold in the UK and European markets. A number of new offices are being opened in the UK and our client is looking for talented, enthusiastic and passionate .NET Developer to bring their product to these new markets and help enhance this already successful company! Successful .NET Developer candidates should be able to demonstrate strong knowledge … of: .NET Core/ASP.NET MVC, C# and Azure SQL. Any experience in the following is desirable: .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. Training will be provided in any of the technologies you lack More ❯
Chesterfield, Derbyshire, East Midlands, United Kingdom Hybrid / WFH Options
Major Recruitment
new features, new applications and API integrations. This is an exciting opportunity to join a well established development team with at least 4 years commercial experience Iin developing .NET applications and features. You will address customer issues and maintain good client relationships including fixing of bugs, adhering to QA procedures and complete assigned tasks on time using Azure … DevOps tools. THE PERSON To be effective in this role you will possess skills and experience in the following areas: .NETFramework such as C#, WinForms, ASP.NET Webforms, MVC Microsoft SQL Server and Windows Server 2012, 2016 or 2019 Visual Studio 2019/2022 JavaScript/jQuery API Integration of 3 rd party tools Working knowledge …/8/10/11 Self-disciplined, proactive and determined problem-solver Desirable skills include some of the following requisites: Artificial Intelligence Model Context Protocol (MCP) Entity Framework or other ORM technology Blazor and .NET CORE DevExpress/DevExtreme components Mobile development (Xamarin More ❯