51 to 75 of 89 .NET Developer Jobs in the South East

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-edge software … 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 ❯

.NET Software Developer Tech for Good | Up to £50k Hybrid (Oxfordshire) Are you a .NET developer with a passion for building clean, scalable applications, and want your work to make a real-world impact I'm hiring for a .NET Software Developer to join a sustainability-focused eCommerce business that's reinventing how we … the world. You'll play a core role in evolving the systems that make this possible: from eCommerce platforms to warehouse fulfilment software. The Role As a mid-level developer, you'll work across the full development lifecycle-designing, building, testing, and optimising core systems across their .NET-based stack . You'll contribute to backend infrastructure and … a mission-led business making sustainability part of everyday commerce Modern tech stack: AWS, Docker, SQL/NoSQL, CI/CD pipelines Tech You'll Work With C#/.NET (Core and latest versions) SQL Server, Postgres, MongoDB, DocumentDB AWS : ECS, S3, SQS, RDS, DocumentDB Docker for containerisation Git/Bitbucket , Agile workflows Bonus: exposure to CI/CD More ❯

.Net Developer Woking, Surrey We are looking for a highly talented .NET Developer to workfor a market leading software company based in Woking. They are a technology driven company and the technical landscape they are in is constantly changing as they explore new and more efficient ways of creating their products. They also work with several … be working at all stages of the development life cycle and working on business facing applications as well as internal systems with an Agile process. Technical Skills C#/.Net Core Vue or Angular or React or Typescript or Node or Knockout SQL Server Web API, HTML, CSS, Web Services, JQuery and JavaScript Desirable skills AWS Services or Azure … Testing Selenium automation The role requires that you are an excellent team player and can work closely with other developers. This position presents an excellent opportunity for a talented developer who wants to stretch their abilities to the limits. More ❯

.NET DEVELOPER – REMOTE-FIRST – £40K Innovative Web Agency Milton Keynes Are you a .NET Developer with a passion for building high-impact systems and integrating emerging tech like AI? We’re hiring on behalf of a long-established digital agency delivering bespoke platforms to major clients across multiple sectors. With nearly 30 years of success behind … innovative projects, including AI-powered automation tools, large-scale scheduling systems, and bespoke e-commerce platforms. What You’ll Do Develop and maintain back-end services using C# and .NET Core Build and integrate APIs, including connections with AI platforms Collaborate on full project lifecycles – from scoping to launch Work closely with a senior developer mentor and UI …/UX team Contribute to future-proofed, scalable platforms used by long-term clients Tech Stack C#, .NET Core (some legacy .NET 4.x) SQL Server/MySQL JavaScript, Vue.js/Angular/React APIs, Web Services AI tools such as OpenAI, automation flows, predictive analytics About You 2+ years of post-graduate commercial experience Strong .NET and More ❯

Contract .NET Developer – Blazor & Microservices – £400/day – Start ASAP We are looking for an experienced .NET Developer to join a global brand on a critical six-month project, with a strong chance of extension. You will be part of a collaborative team working to transfer systems and data from Oracle to SQL Server, building clean … well-tested code. Project Details 6-month contract, likely to extend £400 per day 1 day per week on-site Start ASAP Working with a worldwide brand Tech Stack .NET Core and C# Blazor Or Razor Oracle and SQL Server (experience with Oracle is advantageous but not essential) JUnit and unit testing frameworks What We’re Looking For Strong … .NET development experience with clean, maintainable coding practices Solid unit testing skills and a focus on quality Experience with Angular and/or Blazor Microservices experience desirable Excellent communication and teamwork skills This is an exciting opportunity to work on a high-profile migration and modernisation project in a supportive team environment. Interviews are ongoing please apply ASAP. More ❯

Contract .NET Developer – Blazor & Microservices – £400/day – Start ASAP We are looking for an experienced .NET Developer to join a global brand on a critical six-month project, with a strong chance of extension. You will be part of a collaborative team working to transfer systems and data from Oracle to SQL Server, building clean … well-tested code. Project Details 6-month contract, likely to extend £400 per day 1 day per week on-site Start ASAP Working with a worldwide brand Tech Stack .NET Core and C# Blazor Or Razor Oracle and SQL Server (experience with Oracle is advantageous but not essential) JUnit and unit testing frameworks What We’re Looking For Strong … .NET development experience with clean, maintainable coding practices Solid unit testing skills and a focus on quality Experience with Angular and/or Blazor Microservices experience desirable Excellent communication and teamwork skills This is an exciting opportunity to work on a high-profile migration and modernisation project in a supportive team environment. Interviews are ongoing please apply ASAP. More ❯

Full Stack C# Developer (.Net Core, Azure, Vue.js) Winchester - UK Remote £50000 - £65000 This role cannot offer any form of Visa Sponsorship and you must be located within the UK already. Your new company I'm working with a specialist content marketing business to recruit a Full Stack .Net Developer to join their small but experienced … will be contribute to the code base and everyone is pulling in the same direction. What you'll need to succeed We're looking for an experienced Full Stack Developer with strong .Net Core/Azure skills and an expert with the C# language. We are looking for a command of Vue.js for UI Development (essential). Of … course we need strong SQL Server skills and you will have likely progressed from an Asp.Net MVC background through versions to Core and now .Net 8. You should have good knowledge of implementing common design and architectural patterns in an Agile environment and will have a strong command of the entire SDLC, namely Domain Driven Design, Command Query Responsibility More ❯

Role: .NET Developer Location: Oxford (Hybrid - 3 days per week in office) Salary: £50,000 + Benefits including Learning & Development plans We are seeking a skilled .NET Developer to join a growing team supporting a fast-paced eCommerce platform and warehouse fulfilment operations. This is a key role working alongside the Group Technology Director and a … document code within a fast-paced environment with limited legacy documentation Support CI/CD pipelines and devops practices What We're Looking For: 3+ years professional experience with .NET, SQL databases, AWS, Docker, and CI/CD pipelines Strong problem-solving skills and autonomous working style Experience or interest in eCommerce is a plus Familiarity with devops best 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: Develop and … 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 … 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 perfect opportunity More ❯

Senior Software Developer, Software Developer, .NET C# JavaScript TypeScript React SQL Our client is a leading global provider of cloud communications solutions. They support organisations around the world in enhancing customer engagement and experience through innovative, cutting-edge technology.. The Opportunity Due to continued global growth, our client is looking for a talented and experienced Software Developer … and relational databases (e.g. Microsoft SQL Server). Experience using Git and working in Agile/Scrum environments. Desirable: Familiarity with OWASP ASVS or other security frameworks. Experience with .NET 5/6. Exposure to React.js, JavaScript, or TypeScript. More ❯

Are you an experienced Senior C# ASP .Net Developer looking for a new challenge to enhance your development skills? Our clients are a leading web development agency seeking a Senior .Net Developer to deliver technically excellent web solutions for high profile brands. About the role Working within a team of designers, front-end developers and .Net … niche within the agency. Responsibilities You will be required to work on projects of varying sizes and will involve working through the entire lifecycle of web application development, including: .NET web application development Leading and supporting others within the development team Preparing functional and technical specification documents Scoping projects, requirements capture and delivering time estimates Essential skills and experience 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 with … 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 ❯

Are you a .NET Developer looking for a new challenge? Perhaps you have recently left a role. Either way, please send your CV as soon as possible. NET, APIs, Git, HTML, CSS, JavaScript, SOLID, AGILE, Azure, Software Developer, Full-Stack Permanent position only. Hybrid Kent/Home. Our long-standing client is an established and successful SaaS … technology company looking to recruit an additional developer to join its UK team. Solid .NET skills are essential. Some experience with front-end tech stack, APIs, and Git needed More ❯

Software Developer - .NET/SQL (Hybrid, Hampshire) Location: Hybrid - 2 days/week on-site in Hampshire Salary: Up to £45,000 We’re looking for a mid-level Software Developer who enjoys working across the full software lifecycle - from designing new features to maintaining and improving existing internal systems. This is a hands-on role within … and grow over time. You’ll be joining a business that’s investing in its tech function and planning ahead. Right now, much of the stack is built in .NET Framework and SQL Server, and you’d play a key part in both keeping things running smoothly and helping shape the path towards modernisation in the future. What you … ll be doing: Developing and maintaining internal applications using C#, .NET (MVC), and SQL Writing and optimising queries, stored procedures, and reports Collaborating with the senior developer and wider IT team to scope and deliver new features Getting involved in integration work and data flows between systems Supporting change requests, resolving bugs, and contributing to continuous improvement What 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 reviews. Support More ❯

We are looking for a skilled and motivated " .NET Developer" to join our growing development team. As a key contributor, you will be responsible for building and maintaining high-performance, scalable applications using modern technologies and best practices in software development. Full-time role with Ascendion ( AI-first, 30% YoY growth, FS focused ) Location - Milton Keynes Key Responsibilities … Design, develop, and maintain web applications using C# .NET Core , TypeScript , and React . Build and consume RESTful APIs using .NET Core Web API . Implement and maintain containerized solutions using Docker and orchestrate with Kubernetes . Develop and deploy applications in Microsoft Azure cloud environment. Participate in CI/CD processes and contribute to DevOps initiatives. More ❯

We are looking for a skilled and motivated ".NET Developer" to join our growing development team. As a key contributor, you will be responsible for building and maintaining high-performance, scalable applications using modern technologies and best practices in software development. Full-time role with Ascendion ( AI-first, 30% YoY growth, FS focused ) Location - Milton Keynes Key Responsibilities … Design, develop, and maintain web applications using C# .NET Core , TypeScript , and React . Build and consume RESTful APIs using .NET Core Web API . Implement and maintain containerized solutions using Docker and orchestrate with Kubernetes . Develop and deploy applications in Microsoft Azure cloud environment. Participate in CI/CD processes and contribute to DevOps initiatives. More ❯

NET, API's, Git, HTML, CSS, JavaScript, SOLID, AGILE, Azure Permanent position only. Hybrid Kent/Home. Are you a .NET Developer looking for a new challenge? Perhaps you have recently left a role. Either way, please send across your CV asap. Our long-standing client is an established, successful SaaS tech company, looking to recruit an additional … developer to join its UK team. Solid .NET skills are essential. Some experience with front-end tech stack, API's and Git needed. The role is hybrid and based in Kent. If you would like to find out more, then please do get in contact with Karen at Jump IT today More ❯

.NET Core Developer (with nopCommerce Experience), £50,000 - £55,000 We are seeking a skilled .NET Core Developer with proven experience in the nopCommerce platform. The successful candidate will be responsible for developing, maintaining, and customising e-commerce solutions using ASP.NET Core, nopCommerce, and related Microsoft technologies. You will work alongside a cross-functional team of More ❯

Outside IR35 Contract: Full-Stack .Net Developer - 2/3 Days On-site (Brighton) Rate: Circa £350-£400 Outside IR35 Location: 2/3 Days p/w On-site (Brighton) - Candidates must be within commutable distance (1 Hour) Key Stack: Net and Angular (or React) Length: 3-6 Months Initial + Potential Extensions If this is of More ❯

Backend Software Developer, Typescript, .NET, Remote, COR7329 Are you a skilled Backend Software Developer seeking an exciting new role? Do you thrive in a fast-paced, startup environment? Apply now and drive the development of cutting-edge solutions in a fully remote position. The Position As a Backend Software Developer, you will focus on building and … maintaining scalable backend services and infrastructure. You will work extensively with TypeScript, .NET (C#), Python, and Postgres, ensuring reliable, secure, and performant solutions. You'll work on Azure-first cloud deployments, DevOps pipelines, and system monitoring, helping to deliver robust services to customers. Working within a small, agile team, you'll contribute to architecture decisions, review code, and support … on a product that already has an established customer base. This is a remote role, with monthly team meet-ups in Oxford. Requirements Strong experience as a Backend Software Developer, with deep expertise in Azure Cloud. Proficiency with TypeScript, .NET (C#), Python, and Postgres. Familiarity with DevOps practices and monitoring solutions. Ability to work well in a team More ❯

.NET Core Developer (with nopCommerce Experience), £50,000 - £55,000 We are seeking a skilled .NET Core Developer with proven experience in the nopCommerce platform. The successful candidate will be responsible for developing, maintaining, and customising e-commerce solutions using ASP.NET Core, nopCommerce, and related Microsoft technologies. You will work alongside a cross-functional team of More ❯

C# Developer/Software Engineer (C# .Net SQL) *London onsite* to £180k+ Are you a technologist with a record of academic achievement? You could be progressing your career working on complex and challenging systems at a Hedge Fund with over $17 billion under management. As a C# Developer you'll collaborate with a team of highly intelligent … 2.1 in a STEM discipline from a top tier university (i.e. Russel Group or top 100 global university), backed by A grades at A-level You have advanced C# .Net programming skills including .Net Core (will also consider Java, Python or C++ background if happy to use C# going forward) You have a strong knowledge of SQL databases … with good business acumen, keen to take ownership and lead projects You're collaborative, enjoy problem solving and sharing ideas What's in it for you: As a C# Developer/Software Engineer you will earn a competitive package: Salary to £180k Significant bonus earning potential Fund performance share Personal training budget and mentoring Family friendly benefits that include 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 ❯

Lead C# Developer/Software Engineer (C# .Net Core Azure) Reigate/WFH to £95k Are you a backend focussed C# technologist looking for an opportunity to work on cutting edge SaaS technology? You could be progressing your career in a senior hands-on role at a global InsurTech. As a Lead C# Developer you will take … from home hybrid model, you'll join colleagues in the Reigate office twice a week for team meet-ups and stakeholder meetings. About you: You have expertise with C# .Net Core backend development, with experience of developing highly available, scalable systems You have a deep knowledge of Azure cloud based services You have a strong understanding of SaaS and … You have experience of leading technical projects and promoting best practices You have excellent written and verbal communication skills What's in it for you: As a Lead C# Developer you will earn a competitive salary package including: Salary to £95k Bonus (c20%) 25 days holiday (and ability to buy more) Pension, Health Care, Life Assurance Enhanced maternity/ More ❯