1 to 25 of 39 Senior C# Developer Jobs in the South East

Social network you want to login/join with: Senior C# Developer Desktop Trading Systems, slough col-narrow-left Client: Client Server Location: slough, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 1 Posted: 04.06.2025 Expiry Date: 19.07.2025 … col-wide Job Description: Senior C# Developer/Software Engineer (Windows Desktop Trading Systems) London to £140k Are you a Senior C# Developer with strong Windows desktop development skills combined with banking/financial services experience? You could be progressing … your career at a Hedge Fund with over $10 billion under management. As a Senior C# Developer you will work on critical systems across front, middle and back office systems to support trading, operations, finance, compliance and investor relations, optimising system performance to ensure efficient More ❯

Social network you want to login/join with: Senior C# Developer – Elite Quant Fund (up to £120K + Bonus + Hybrid), slough col-narrow-left Client: Hunter Bond Location: slough, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job … Views: 3 Posted: 10.06.2025 Expiry Date: 25.07.2025 col-wide Job Description: Job Title : Senior C# Developer – Elite Quant Fund (up to £120K + Bonus + Hybrid) Salary : Up to £120,000 + performance-based bonuses Location : London/Hybrid Roles and Responsibilities : We are partnering … closely with an Elite Quant Fund who are looking for a Senior C# Developer to work on building out their Front Office Fixed Income trading platform. With a commitment to the highest tech standards in the industry, our client prides itself on maintaining cutting-edge More ❯

Senior C# Developer/Engineer (C# .Net Core React) London/WFH to £80k Are you a skilled C# Developer looking to work on complex and interesting systems with continual learning and self development opportunities? You could be progressing your career … a senior, hands-on role at a successful and scaling Retail FX Brokerage working on Greenfield systems. As a 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 exposure across the full technology stack in a modern development environment with microservices. There are many technical challenges to explore, the initial project will be More ❯

Senior C# Developer/Engineer (C# .Net Core React) London/WFH to £80k Are you a skilled C# Developer looking to work on complex and interesting systems with continual learning and self development opportunities? You could be progressing your career … a senior, hands-on role at a successful and scaling Retail FX Brokerage working on Greenfield systems. As a 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 exposure across the full technology stack in a modern development environment with microservices. There are many technical challenges to explore, the initial project will be More ❯

Social network you want to login/join with: Senior C# Developer/Engineer (C# .Net) London/WFH to £80k Are you a skilled C# Developer looking to work on complex and interesting systems with continual learning and self development … a senior, hands-on role at a successful and scaling Retail FX Brokerage working on Greenfield systems. As a 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 exposure across the full technology stack in a modern development environment with microservices. There are many technical challenges to explore, the initial project will be More ❯

Senior C# Developer/Backend Software Engineer (C# .Net Core Azure SaaS) Reigate/WFH to £90k Are you a backend focussed C# Developer with an indepth knowledge of Azure? You could be progressing your career in a senior, hands on role at a global InsurTech business that is producing game changing technology. As a Senior C# Developer you will join the team responsible for their flagship SaaS insurance platform that handles 4 billion requests per month, playing a key role in … twice a week for team meet-ups and stakeholder meetings with the other three days work from home. About you: You have expertise with C# .Net Core backend software development, having worked on large, scalable systems with complexity You're an advocate of creating, clean, reusable and maintainable code More ❯

learn more. Base pay range Direct message the job poster from Client Server Senior Recruitment Consultant at Client Server Senior C# Developer/Backend Software Engineer (C# .Net Core Azure SaaS) Reigate/WFH to £90k Are you a backend focussed C# … in a senior, hands on role at a global InsurTech business that is producing game changing technology. As a Senior C# Developer you will join the team responsible for their flagship SaaS insurance platform that handles 4 billion requests per month, playing a … twice a week for team meet-ups and stakeholder meetings with the other three days work from home. About you: You have expertise with C# .Net Core backend software development, having worked on large, scalable systems with complexity You're an advocate of creating, clean, reusable and maintainable code More ❯

Other - EU work permit required: Yes col-narrow-right Job Views: 3 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide Job Description: Senior C# Developer/Backend Software Engineer (C# .Net Core Azure SaaS) Reigate/WFH to £90k Are you a backend focussed C# … in a senior, hands on role at a global InsurTech business that is producing game changing technology. As a Senior C# Developer you will join the team responsible for their flagship SaaS insurance platform that handles 4 billion requests per month, playing a … twice a week for team meet-ups and stakeholder meetings with the other three days work from home. About you: You have expertise with C# .Net Core backend software development, having worked on large, scalable systems with complexity You're an advocate of creating, clean, reusable and maintainable code More ❯

Join to apply for the Senior C# .Net Software Developer role at hireful 2 days ago Be among the first 25 applicants Join to apply for the Senior C# .Net Software Developer role at hireful Are you an experienced .Net … C#) Developer, looking to take on a Lead Software Engineering role in a growing SaaS product company ? Keen to grow your technical skills around .Net 8, assist the CTO directly with the adoption of the latest AI/LLM dev tools (Cursor, v0) & act as lead/… technical product team & obviously software engineers in your team. Our tech stack, below. But, in the main, if you have solid experience in .Net (C#) at a senior or lead level, please get in touch! C#/ASP.NET (Core & Framework) and modern JavaScript/TypeScript frameworks More ❯

Senior C# Developer - Systematic Trading Firm | Up to £140K Base A high-growth systematic trading firm are searching for an experienced C# Developer to join their Data Applications team. This team sits at the heart of the business giving you exposure to … with access to the founder and C level individuals Free daily lunch and snacks Requirements: 10+ years of software engineering experience Strong proficiency in C# Track record of delivering scalable, greenfield products Relational database experience - ideally Postgres API experience Ideally proficiency in React and/or Typescript Bachelor's More ❯

Senior C# Developer - Systematic Trading Firm | Up to £140K Base A high-growth systematic trading firm are searching for an experienced C# Developer to join their Data Applications team. This team sits at the heart of the business giving you exposure to … with access to the founder and C level individuals Free daily lunch and snacks Requirements: 10+ years of software engineering experience Strong proficiency in C# Track record of delivering scalable, greenfield products Relational database experience - ideally Postgres API experience Ideally proficiency in React and/or Typescript Bachelor's More ❯

Senior C# Developer - Systematic Trading Firm | Up to £140K Base A high-growth systematic trading firm are searching for an experienced C# Developer to join their Data Applications team. This team sits at the heart of the business giving you exposure to … with access to the founder and C level individuals Free daily lunch and snacks Requirements: 10+ years of software engineering experience Strong proficiency in C# Track record of delivering scalable, greenfield products Relational database experience - ideally Postgres API experience Ideally proficiency in React and/or Typescript Bachelor's More ❯

Senior Developer - Backend C# Remote initially then hybrid – Horsham (3 Days Office/2 Remote) Profectus Recruitment is proud to be working exclusively with a leading technology client as they continue to scale their in-house engineering function. We are currently seeking a highly capable … Senior Back-End Developer with a strong foundation in C# and deep experience in database-driven development. This is a fantastic opportunity to join a fast-moving, product-led environment, where technology underpins everything the business delivers. The successful candidate will play a key role … very much a back-end focused role and is not aimed at those looking to become full-stack. What we're looking for: Strong C# experience – essential Ideally some C++ or Java experience a bonus. Excellent SQL/database skills – preferably MS SQL Server Some exposure to web development More ❯

Senior Developer - Backend C# Remote initially then hybrid – Horsham (3 Days Office/2 Remote) Profectus Recruitment is proud to be working exclusively with a leading technology client as they continue to scale their in-house engineering function. We are currently seeking a highly capable … Senior Back-End Developer with a strong foundation in C# and deep experience in database-driven development. This is a fantastic opportunity to join a fast-moving, product-led environment, where technology underpins everything the business delivers. The successful candidate will play a key role … very much a back-end focused role and is not aimed at those looking to become full-stack. What we’re looking for: Strong C# experience – essential Ideally some C++ or Java experience a bonus. Excellent SQL/database skills – preferably MS SQL Server Some exposure to web development More ❯

Are you an experienced .Net (C#) Developer, looking to take on a Lead Software Engineering role in a growing SaaS product company ? Keen to grow your technical skills around .Net 8, assist the CTO directly with the adoption of the latest AI/LLM dev tools (Cursor … growing, recently invested in, actually bringing offshore, back onshore, UK Software company – we'd like to speak with you! Job title: Lead Software Developer or Senior Software Developer looking for a step up to Lead. Location: Banbury, Oxfordshire. 3 days a week in the … technical product team & obviously software engineers in your team. Our tech stack, below. But, in the main, if you have solid experience in .Net (C#) at a senior or lead level, please get in touch! - C#/ASP.NET (Core & Framework) and modern JavaScript/TypeScript frameworks More ❯

Are you an experienced .Net (C#) Developer, looking to take on a Lead Software Engineering role in a growing SaaS product company ? Keen to grow your technical skills around .Net 8, assist the CTO directly with the adoption of the latest AI/LLM dev tools (Cursor … growing, recently invested in, actually bringing offshore, back onshore, UK Software company – we’d like to speak with you! Job title: Lead Software Developer or Senior Software Developer looking for a step up to Lead. Location: Banbury, Oxfordshire. 3 days a week in the … technical product team & obviously software engineers in your team. Our tech stack, below. But, in the main, if you have solid experience in .Net (C#) at a senior or lead level, please get in touch! - C#/ASP.NET (Core & Framework) and modern JavaScript/TypeScript frameworks More ❯

Senior Software Developer (Python & C#) Location: Dartford with Manchester, Worksop, London (Considered) The Senior Software Developer for the Digital Design Intelligence (DDI) platform will design, implement, and maintain a scalable, Azure-based cloud platform and framework to support the business and … scalable environment that aligns with Engineering standards. Use Infrastructure as Code (IaC) tools like Terraform, or Bicep for consistent, automated resource provisioning. Automation &Developer Enablement Implement and automate pre-configured environments, supporting citizen developers with ready-to-use, compliant resources. Integrate DDI platform automation with CI/CD … practices, fostering effective knowledge transfer. Provide tutorials, workshops, and platform documentation to support citizen developers and technical teams. Skills and Qualifications: Highly proficient with C# and Python development. Minimum 10 years experience. 5+ years of experience with Azure services, including hands-on experience creating platforms or frameworks for non More ❯

Endeavour Recruitment has a fantastic opportunity available for a skilled C# Developer to work with an award-winning travel and tourism ecommerce client based just outside of Crawley with direct train access from London Victoria. Our client has a high volume website with over 9 million plus … page views a month. They require a skilled Developer with C#, MVC, SOAP, Rest, and ideally Epi Server. If you are a skilled developer and looking for your next contract, please don’t hesitate to apply. #J-18808-Ljbffr More ❯

Are you an experienced .Net (C#) Developer, looking to take on a Lead Software Engineering role in a growing SaaS product company ? Keen to grow your technical skills around .Net 8, assist the CTO directly with the adoption of the latest AI/LLM dev tools (Cursor … growing, recently invested in, actually bringing offshore, back onshore, UK Software company – we'd like to speak with you! Job title: Lead Software Developer or Senior Software Developer looking for a step up to Lead. Location: Banbury, Oxfordshire. 3 days a week in the … technical product team & obviously software engineers in your team. Our tech stack, below. But, in the main, if you have solid experience in .Net (C#) at a senior or lead level, please get in touch! - C#/ASP.NET (Core & Framework) and modern JavaScript/TypeScript frameworks More ❯

Are you an experienced .Net (C#) Developer, looking to take on a Lead Software Engineering role in a growing SaaS product company ? Keen to grow your technical skills around .Net 8, assist the CTO directly with the adoption of the latest AI/LLM dev tools (Cursor … growing, recently invested in, actually bringing offshore, back onshore, UK Software company – we’d like to speak with you! Job title: Lead Software Developer or Senior Software Developer looking for a step up to Lead. Location: Banbury, Oxfordshire. 3 days a week in the … technical product team & obviously software engineers in your team. Our tech stack, below. But, in the main, if you have solid experience in .Net (C#) at a senior or lead level, please get in touch! - C#/ASP.NET (Core & Framework) and modern JavaScript/TypeScript frameworks More ❯

month contract - Inside IR35 Our industry leading investment banking client is looking for a senior C# Quant Developer to come in on a 6 month rolling contract, working with a hybrid model. Essential skills/attributes: Expert C# development skills Expert distributed systems, streaming More ❯

month contract - Inside IR35 Our industry leading investment banking client is looking for a senior C# Quant Developer to come in on a 6 month rolling contract, working with a hybrid model. Essential skills/attributes: Expert C# development skills Expert distributed systems, streaming More ❯

month contract - Inside IR35 Our industry leading investment banking client is looking for a senior C# Quant Developer to come in on a 6 month rolling contract, working with a hybrid model. Essential skills/attributes: Expert C# development skills Expert distributed systems, streaming More ❯

Social network you want to login/join with: Senior Full Stack C# .NET Developer, woking col-narrow-left Client: WebX Systems Ltd. Location: woking, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 9 Posted: 06.06.2025 Expiry Date … 21.07.2025 col-wide Job Description: Senior Full Stack C# .NET DeveloperFully Remote (UK Residents Only) About WebX Systems At WebX, we specialise in technical publishing and content management solutions for the aerospace and defence sectors worldwide. Our flagship products— UltraCSDB, UltraAuthor, UltraXML , and UltraPortal —are used globally … cloud-native architecture. This role is perfect for someone who enjoys innovating within established environments while also driving forward new development. Technology Stack Legacy C#, .NET Framework, WinForms, WCF Client-Server Architecture, MS SQL Server Modern .NET 9, Blazor, Minimal APIs Entity Framework, Redis, RabbitMQ Aspire (.NET), Cloud-Native More ❯

Social network you want to login/join with: Senior Full Stack C# .NET Developer, reading col-narrow-left Client: WebX Systems Ltd. Location: reading, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 31.05.2025 Expiry Date … 15.07.2025 col-wide Job Description: Senior Full Stack C# .NET DeveloperFully Remote (UK Residents Only) About WebX Systems At WebX, we specialise in technical publishing and content management solutions for the aerospace and defence sectors worldwide. Our flagship products— UltraCSDB, UltraAuthor, UltraXML , and UltraPortal —are used globally … cloud-native architecture. This role is perfect for someone who enjoys innovating within established environments while also driving forward new development. Technology Stack Legacy C#, .NET Framework, WinForms, WCF Client-Server Architecture, MS SQL Server Modern .NET 9, Blazor, Minimal APIs Entity Framework, Redis, RabbitMQ Aspire (.NET), Cloud-Native More ❯