11 of 11 Senior .NET Developer Jobs in the South East

Are you an experienced Senior Full Stack Developer who loves solving real problems with clean, scalable code? Want to work on meaningful projects with great people using modern tools? This isn t just another dev job you ll be hands-on, highly trusted, and making real product decisions from the get-go, your ideas won t be buried … a new mobile application and the development of a newly redesigned application. If you fancy joining a friendly team who love working and socialising together, please read on Role: Senior .Net Developer aka Senior Software Engineer, Senior Developer, Senior Software Developer, Full Stack Developer, Lead .Net Developer Location: Milton … Keynes - Hybrid working is in place Salary: £50k - £70k base DOE + great benefits and potential share scheme You will bring experience of C#, .Net 8+, Asp.Net MVC, PostgreSQL, HTML, CSS and JavaScript and you re keen to take ownership over some exciting projects. This is a Full Stack role, therefore we would love to see some front end More ❯

Are you an experienced Senior Full Stack Developer who loves solving real problems with clean, scalable code? Want to work on meaningful projects with great people using modern tools? This isn't just another dev job — you'll be hands-on, highly trusted, and making real product decisions from the get-go, your ideas won't be buried … a new mobile application and the development of a newly redesigned application. If you fancy joining a friendly team who love working and socialising together, please read on... Role: Senior .Net Developer aka Senior Software Engineer, Senior Developer, Senior Software Developer, Full Stack Developer, Lead .Net Developer Location: Milton … Keynes - Hybrid working is in place Salary: £50k - £70k base DOE + great benefits and potential share scheme You will bring experience of C#, .Net 8+, Asp.Net MVC, PostgreSQL, HTML, CSS and JavaScript and you're keen to take ownership over some exciting projects. This is a Full Stack role, therefore we would love to see some front end More ❯

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 … 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 … platforms Awareness of ISO 27001, SOC 2, or GDPR compliance standards Benefits: Competitive base salary Hybrid working Private healthcare Exciting and unique projects Pension scheme If you are a Senior .NET Developer experienced in integration heavy environments using the .NET Framework, looking to join a great company offering an incredible benefits package, this could be the More ❯

Senior C# .NET Developer - WealthTech - Remote or Hybrid The Opportunity We're delighted to be working with our prestigious WealthTech client who are seeking an exceptional Senior C# .NET Developer to work on their proprietary software within their well established team. Our client delivers cutting-edge software solutions for some of the UK's … largest financial services companies and has established themselves as a key player in the FinTech space. This is a fantastic opportunity for an experienced Senior C# .NET Developer with good object-oriented analysis and design skills, familiarity with design patterns and practices to work for an award winning company. . The role offers excellent career progression within … key, as is the ability to champion the adoption of innovative technologies within the team. Experience Good knowledge of Microsoft development technologies Visual Studio 2022 onwards Strong C#/.NET experience Net/.Net Core Web API development experience API documentation generation tools Experience using IoC containers SQL Server experience Experience using Entity Framework OOAD skills and good More ❯

FinTech Hybrid/Remote - Portsmouth Office Award Winning Business Senior C# .NET Developer - WealthTech - Remote or Hybrid The Opportunity We're delighted to be working with our prestigious WealthTech client who are seeking an exceptional Senior C# .NET Developer to work on their proprietary software within their well established team. Our client delivers cutting … some of the UK's largest financial services companies and has established themselves as a key player in the FinTech space. This is a fantastic opportunity for an experienced Senior C# .NET Developer with good object-oriented analysis and design skills, familiarity with design patterns and practices to work for an award winning company..The role offers excellent … key, as is the ability to champion the adoption of innovative technologies within the team. Experience Good knowledge of Microsoft development technologies Visual Studio 2022 onwards Strong C#/.NET experience Net/.Net Core Web API development experience API documentation generation tools Experience using IoC containers SQL Server experience Experience using Entity Framework OOAD skills and good More ❯

Our client, a leading global organization, is partnering with a prestigious end client based in Farnborough. Were excited to offer an outstanding opportunity for a Senior .NET Developer with strong skills in RESTful APIs and microservice architecture for a 6-month contract. If you are interested and have the relevant skills and experience, please apply promptly to … discuss further. .NET Senior Developer 6 months contract Day Rate: £365/day (Inside IR35) Location: Farnborough, UK (Hybrid 2 days on-site/week) About the Role: Youll be contributing to the development and enhancement of business-critical financial applications, building RESTful APIs and front-end components within a microservices-based architecture. The role offers the … chance to work closely with analysts, testers, and other developers in an agile, team-driven environment. Responsibilities: Develop new features and maintain existing functionality in financial systems using .NET Core, C#, and Angular. Design and implement scalable RESTful APIs as part of a microservices architecture. Collaborate with cross-functional teams to refine requirements, define technical solutions, and complete code More ❯

An exciting role has opened for a senior .NET Developer to work with one of the UK's leading online survey platforms within the SaaS space. Working with different web applications my clients preference is that you have at least ten years experience working with .NET with a major focus in C#/.NET core … and Vue.js. You will also have a history of building .NET applications in Docker and be able to coordinate changes across multiple applications and systems. Benefits include: Remote work/Excellent Pension/Share Options Scheme Whilst not essential, but beneficial, as a .NET Developer you will also have worked on CI/CD with DevOps and … advantageous, but not a must, to have worked with SQL Server or PostgreSQL and some experience working with Cloud deployments. The main essential experience though on top of your .NET experience - will be Vue.js. This is the perfect role for someone who enjoys taking responsibility for their own work and being proactive in reaching into different technologies to help More ❯

An exciting role has opened for a senior .NET Developer to work with one of the UK's leading online survey platforms within the SaaS space. Working with different web applications my clients preference is that you have at least ten years experience working with .NET with a major focus in C#/.NET core … and Vue.js. You will also have a history of building .NET applications in Docker and be able to coordinate changes across multiple applications and systems. Benefits include: Remote work/Excellent Pension/Share Options Scheme Whilst not essential, but beneficial, as a .NET Developer you will also have worked on CI/CD with DevOps and … advantageous, but not a must, to have worked with SQL Server or PostgreSQL and some experience working with Cloud deployments. The main essential experience though on top of your .NET experience - will be Vue.js. This is the perfect role for someone who enjoys taking responsibility for their own work and being proactive in reaching into different technologies to help More ❯

Senior .Net Developer (6-month Contract) Publication Date 10/08/2025 Location Christchurch Type Contract or Temp Sector IT & Telecomms Software - Developer EXPRESSION OF INTEREST : We have a number of .Net Developer opportunities in the pipeline for the coming months and we would love to talk to people open to contract opportunities. … These contracts will vary from short-term (1-3 month engagements) to 6-12+ months. Preferred Experience : Skilled across the Microsoft Stack, specifically C#, .Net and SQL. High level expertise in Angular, Git, TypeScript and JavaScript. Previous experience in HTML, CSS and APIs. Skilled across AWS Cloud and/or Azure platforms. Exceptional written and verbal communication skills … ability to adapt to your audience. Docker, GitHub and Jenkins experience is advantageous. What Now? If you are open to opportunities or would like to be kept updated with .Net roles that come across our desk click apply and we'll be in contact with suitable opportunities. Not the right role for you? We have a number of other 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 capabilities. Ø … needed 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 … complex 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 .Net framework to .Net core a strong plus. Ø Strong understanding of cyber security considerations when setting up and developing web servers. Ø Web front-end development experience a More ❯

We are looking for a Senior Full Stack Developer We want someone who is eager to take ownership of exciting challenges and deliver high-quality, maintainable code. You will be responsible for both front-end and back-end development, so a strong understanding of each layer of the software development stack is essential. If you are a proactive … excellent communication skills and a passion for technology, we encourage you to apply for this position. Experience working in an Agile development environment is preferred. Requirements: Proficiency in C#, .Net 8, Asp.Net MVC, PostgreSQL, HTML, CSS, and JavaScript Front-end development skills, ideally with frameworks such as JavaScript, jQuery, React, and Angular Experience with Stimulus as a front-end More ❯