1 to 25 of 45 Senior .NET Developer Jobs

Senior .NET Developer Tech Requirements: NET, React OR Angular, SQL, £60,000-£80,000 + Bonus Oxford/Remote Harvey Nash have partnered with a global business well established within the online gaming/gambling industry who have ambitious growth plans. The company have a wide array … from independent gaming studios to the world’s largest online casinos delivered into by teams across UK, Canada, South Africa, and China. The successful .NET Developer will be a key player in building two additional online presences to the company’s existing client based, as they look ...

Senior .NET Developer Hybrid, Bicester, Oxfordshire (1 day per week in the office) £55,000 to £65,000 A UK-based technology business is hiring a Senior .NET Developer to work on a large, business-critical web platform used by external customers. This … APIs, and modern front end technologies including HTML, CSS and JavaScript. Git is used for version control within an agile development environment. As a senior developer, youll play an active role in technical decision making, code reviews and maintaining development standards. There is genuine scope to influence ...

Senior .NET Developer Hybrid/North Oxfordshire (1 day per week) - Strong rail connections. £55,000 to £65,000 An established UK technology business is looking to hire a Senior .NET Developer to join their software engineering team, working on a large, business-critical … RESTful APIs. You’ll also work with HTML, CSS and JavaScript, and use Git for version control within an agile development environment. As a senior developer, you’ll contribute to technical decision making, take part in code reviews, and help uphold development standards across the team. There ...

Senior .NET Developer Hybrid, Bicester, Oxfordshire (1 day per week in the office) £55,000 to £65,000 A UK-based technology business is hiring a Senior .NET Developer to work on a large, business-critical web platform used by external customers. This ...

Senior Developer (.Net) - Glasgow/Edinburgh Hybrid - 60K + Bonus * Following the pre-screening process, successful candidates will be invited to attend an in-person interview on 16th February 2026 . This is a fantastic opportunity to meet the team, explore the office, and experience their culture … Lorien's client, a fast-growing, global-reaching SAAS company with a great reputation in their domain, are currently looking to hire a Senior Software Developer/Senior Software Engineer with a background in C# to join their team, and play a key role in the delivery ...

Senior Developer (.Net) - Glasgow/Edinburgh Hybrid - 60K + Bonus * Following the pre-screening process, successful candidates will be invited to attend an in-person interview on 16th February 2026 . This is a fantastic opportunity to meet the team, explore the office, and experience their culture … Lorien's client, a fast-growing, global-reaching SAAS company with a great reputation in their domain, are currently looking to hire a Senior Software Developer/Senior Software Engineer with a background in C# to join their team, and play a key role in the delivery ...

Great opportunity for a Senior .NET Developer to join a SaaS scale-up in Manchester. Since their inception in 2015 this company has grown from start-up to scale-up, they now employ almost 200 people and have over 50,000 clients using their software across … increments of value to their customers very frequently. This role sits within the team responsible for developing their flagship software platform and as a Senior .NET Developer you'll be given the opportunity to build, test and ship super-fast in a team that cares about engineering ...

Position Overview We are seeking a highly skilled Senior .NET Developer with strong experience in .NET Core (6+), C#, ASP.NET , and hands-on expertise in GitLab CI/CD pipelines . The ideal candidate should have a deep understanding of backend development, microservices, DevOps practices … modern cloud environments. Experience with performance tuning, application optimization, and system migrations is a strong advantage. Key Responsibilities Design, develop, and maintain applications using .NET Framework, .NET Core (6+), C#, ASP.NET , and Web APIs . Build and consume WCF services and RESTful APIs. Work extensively with ...

Senior Full Stack .Net Developer (Angular/React and .NET 8 Microservices)Gatwick (1-2 days per week in office)£65-75k + Benefits. Your new company This leading financial and consulting business are looking to bolster their engineering team with a Senior Full … Stack .Net Developer to join their core team of 16 Devs. You will be working in their state-of-the-art offices near to Gatwick/Crawley and will be required to work 1-2 days per week in the office. Your new role This is a full ...

Senior Full Stack .Net Developer (Angular/React and .NET 8 Microservices) Gatwick (1-2 days per week in office) £65-75k + Benefits. Your new company This leading financial and consulting business are looking to bolster their engineering team with a Senior Full … Stack .Net Developer to join their core team of 16 Devs. You will be working in their state-of-the-art offices near to Gatwick/Crawley and will be required to work 1-2 days per week in the office. Your new role This is a full ...

platforms to scale across jurisdictions, healthcare models and regulatory expectations without losing focus on quality or safety. Role Summary We’re looking for a Senior .NET Developer who can independently deliver high-quality software and play a key role in replacing legacy .NET Framework systems with … takes ownership of features from idea through to completion, communicates clearly, and focuses on delivering tangible value. You will work closely with other Senior Developer, the Lead Developer, and our Software Architect. We are also beginning to introduce AI-assisted and agentic coding practices, and Senior ...

seasoned .NET Developer who thrives on building scalable, elegant software that powers real-world applications? Are you passionate about designing clean architecture, applying SOLID principles, and mentoring other Software Engineers? Join us and help shape the future of our cloud-based SaaS platform. … with a product used by thousands of customers globally. Our platform is built for scale, reliability, and agility — and we're looking for a Senior .NET Developer who shares our drive to deliver engineering excellence. What You'll Do Design and implement high-performance, scalablemicroservicesusing.NET 6+ ...

Senior Full Stack .Net Developer (Angular/React and .NET 8 Microservices) Gatwick (1-2 days per week in office) £65-75k + Benefits. Your new company This leading financial and consulting business are looking to bolster their engineering team with a Senior Full … Stack .Net Developer to join their core team of 16 Devs click apply for full job details ...

Senior C# Developer/Engineer (C# .Net Core) London/WFH to £85k Are you a skilled C# Developer looking to progress your career in a senior, hands-on role? You could be at a successful and scaling Retail FX Brokerage working on Greenfield systems. … Senior C# Developer you'll be designing and developing high quality, maintainable, and reliable code for a real-time, low latency trading systems built mostly in C# and React deployed to Azure. You'll focus on C# .Net backend development within an AWS environment, but also with ...

Senior C# Developer/Engineer (C# .Net Core) London/WFH to £85k Are you a skilled C# Developer looking to progress your career in a senior, hands-on role? You could be at a successful and scaling Retail FX Brokerage working on Greenfield systems. … Senior C# Developer you'll be designing and developing high quality, maintainable, and reliable code for a real-time, low latency trading systems built mostly in C# and React deployed to Azure. You'll focus on C# .Net backend development within an AWS environment, but also with ...

Senior Developer - React + WordPress or .Net Up to £65k + benefits Fully remote (South Wales/South West preferred for monthly meet up) Want to build tech for good infrastructure for systems that save lives? Fancy developing greenfield predictive AI models for innovative start … sports and health space? If that sounds like your kind of work, you might like what we are doing. We are looking for a Senior Developer to join a close knit tech team working across a mix of meaningful client projects and internal products. The work is varied ...

Title: Sr. .NET Developer Location: Onsite Alpharetta, GA (4 Days/Week) Duration: 6-12+ Months Pay Rate: $Market/Hour USD all inclusive NOTE: Client is only considering candidates local to the Alpharetta, GA area; no relocation or non-local profiles will be accepted. Job Description … seeking an experienced Senior .NET Developer to join our engineering team as a key technical leader. This role involves owning critical features and systems, leading complex development initiatives, and providing architectural and technical guidance to the team. The ideal candidate is hands-on, mentor-oriented, and comfortable ...

currently working with a London-based investment bank who are actively seeking a Senior .Net Developer with strong investment banking experience to work on the development and maintenance of a business-critical platform in the Treasury Pricing space. What you'll need to succeed: Extensive .Net ...

currently working with a London-based investment bank who are actively seeking a Senior .Net Developer with strong investment banking experience to work on the development and maintenance of a business-critical platform in the Treasury Pricing space. What you'll need to succeed: Extensive .Net ...

Great opportunity for a Senior .NET Developer to join a SaaS scale-up in Manchester. Since their inception in 2015 this company has grown from start-up to scale-up, they now employ almost 200 people and have over 50,000 clients using their software across ...

Senior .NET Integration Developer Maidenhead - Hybrid (3 days on site & 2 from home) £50,000 - £70,000 + Holiday + Pension + Training + Private Health Plan Excellent opportunity for an experienced C# .NET looking to join a stock market listed business, renowned for their supportive … financial, telematics, and mapping APIs, ensuring solutions are secure, scalable, and aligned with modern cloud architecture. You will use your expertise in C#/.NET and modern APIs (REST, WebAPI, JSON, OAuth2) to build fault-tolerant, event-driven integrations, support customers and partners with API usage, and deliver clear ...

team where you will work on a genuinely greenfield product used by clients all over the world. The Role You will join as a Senior .NET Developer working on a new enterprise-grade, consumer-grade platform that powers complex global operations. This is a backend-leaning role … within a highly capable engineering function, working closely with other senior engineers, a dedicated frontend team, QAs, platform engineers and product specialists. This is not legacy work. Everything is being built fresh with modern tools, strong engineering principles and a clear product vision. The position is fully remote , with ...

Leading Software Consultancy who are very much in growth mode are looking for a Senior Software Developer .NET, this role can be hybrid or remote and is based in the UK or Ireland Key Responsibilities Work within our evolving Agile process and across .Net, .Net … features to improve how they build. Profiling and performance analysis. Assist in junior engineer development Knowledge and Experience 8-10+ years’ experience in .Net Stack Development (Windows Forms preferably) SQL Server Knowledge. Proficiency in designing and building well-constructed solutions for scale Familiarity with Agile patterns and practices ...

Senior .NET Integration Developer Maidenhead - Hybrid (3 days on site & 2 from home) £50,000 - £70,000 + Holiday + Pension + Training + Private Health Plan Excellent opportunity for an experienced C# click apply for full job details ...

Senior C# Developer/Backend Software Engineer (C# .Net Core) *Newcastle onsite* to £130k+ Are you a backend focused C# Developer with a strong academic background, looking to take the next step in your career? This is an opportunity to work on complex, high-impact systems … contribution Continuous career development opportunities Social team atmosphere with a range of events and early finish for drinks on Fridays Your role: As a Senior C# Developer you will collaborate with a small, talented team to deliver the core platform within a Microsoft environment using the latest versions ...