1 to 25 of 66 C# Developer Jobs in the UK

C# Developer | Outside IR35 | Remote A client is seeking an experienced C# Developer to join their development team and play a key role in delivering a major internal programme of work. The C# Developer position places strong emphasis on configuring, enhancing … will work closely with senior stakeholders to design and deliver high-quality, efficient solutions that underpin critical business systems. Required Experience of the C# Developer: Must have a strong background in C#/.NET development. Practical, hands-on experience with Microsoft Dynamics 365. Knowledge of Dynamics ...

C# Developer | Remote | Outside IR35 A client is looking for a seasoned C# Developer to join their development function and contribute to a significant internal programme of work. The role will also involve a strong focus on the configuration, enhancement, and integration of Microsoft … software development team, you’ll partner closely with senior stakeholders to produce high-quality, efficient code that supports core business systems. Responsibilities of the C# Developer: Produce well-structured and clearly documented C#/.NET code. Configure, customise, and maintain Microsoft Dynamics 365. Contribute across ...

Software Developer, C#, .NET Core, SQL Server, COR7417 This is a great time for a talented full-stack C# Software Developer, with skills in both web and desktop development to join an established, niche software house, based just outside Witney, West Oxfordshire. The Role … C# Software Developer will be joining a company that is well-established with a strong product range (mission-critical, browser and desktop-based software developed predominantly in C#, ASP.NET MVC, .NET Core, JavaScript and SQL Server) used by market leading companies across the globe. In addition ...

.Net Developer - C#, Azure, SQL .Net Developer - C#, SQL Server, Azure DevOps, Git, Azure Data Factory (ADF), Azure Functions, Azure Logic Apps, Azure SQL - One-Year Fixed-Term Contract - Hybrid (Warrington) - £50-60k + good bens A .Net Developer is urgently … required with strong experience of C#, .Net Core, SQL Server and Azure key resources. You will be responsible for leading a team in the full software development lifecycle in an Agile environment on a variety of full-stack software development projects which are integral to the development ...

Senior C# Developer – Remote (UK-Based) Are you a talented .NET Developer looking for an opportunity to work on innovative software solutions across the energy, education, and AI industries? Our client, an established software group, is expanding their team and seeking a motivated senior developer to help deliver cutting-edge applications for startups and global brands alike. As a Senior C# Developer, you will play a key role in developing, maintaining, and improving ASP.NET MVC applications and cloud-based services. You will work closely with senior developers, database specialists ...

C# Developer | Remote | Outside IR35 A client is seeking an experienced C# Developer to join their development team and support a key internal initiative. In this role, you'll also play a major part in configuring, enhancing, and integrating Microsoft Dynamics 365 within … collaborate closely with senior stakeholders to deliver clean, efficient, and reliable code that underpins critical business applications. Responsibilities: Produce well-structured and clearly documented C#/.NET code. Configure, customise, and maintain Microsoft Dynamics 365. Build and support integrations across Dynamics 365 and other systems. Develop plugins, workflows ...

C# Developer – Azure Integration Location: Stafford or London (Hybrid: 2 days office-based) Type: Permanent, Full-time Salary: Competitive + Benefits Why Join DigX? At DigX, you’ll do more than write code—you’ll build solutions that power enterprise transformation. Our integration platforms connect critical business … with Microsoft certification support Work on projects that redefine enterprise operations Inclusive, collaborative team culture Regular company events and socials The Role As a C# Developer, you’ll design and build enterprise-grade integration solutions using C# and .NET within the Microsoft Azure ecosystem. This ...

Software Developer, C#, .NET Core, SQL Server, COR7417 This is a great time for a talented full-stack C# Software Developer, with skills in both web and desktop development to join an established, niche software house, based just outside Witney, West Oxfordshire. The Role … C# Software Developer will be joining a company that is well-established with a strong product range (mission-critical, browse click apply for full job details ...

Title: C# Developer Rate: Up to £750/day Location: London (Hybrid) The Opportunity: I am working with a leading global investment bank seeking a C# Developer to join their high-performing FO Trading team. This is an exceptional opportunity to work alongside experienced … technologists and investment professionals building mission-critical systems that drive trading, research, and risk management operations. What You Bring (Required): Deep commercial experience engineering C#/.NET solutions within mission-critical financial services platforms Hands-on delivery of enterprise risk platforms (Market, Credit, Counterparty Risk, XVA) with solid understanding ...

Title: C# Developer Rate: Up to £750/day Location: London (Hybrid) The Opportunity: I am working with a leading global investment bank seeking a C# Developer to join their high-performing FO Trading team. This is an exceptional opportunity to work alongside experienced … technologists and investment professionals building mission-critical systems that drive trading, research, and risk management operations. What You Bring (Required): Deep commercial experience engineering C#/.NET solutions within mission-critical financial services platforms Hands-on delivery of enterprise risk platforms (Market, Credit, Counterparty Risk, XVA) with solid understanding ...

Senior C# Developer - .NetCore, API, NuGet, ORM, Linq2DB Talented, Senior C# .NET Developer to work on a feature rich platform. Developing features modern .NET helping shape the future of sustainable transport. Participate in planning, architecture discussions, code reviews to ensure clean reliable code. Core … software you will be working on exciting tech (EV) electric vehicle software and joining a small professional, highly talented SW dev team. Expertise in C# .NET. Experience of enhancing web and microservices systems, AWS, creating managnig internal NuGet packages. C# development .NET Core .Net Core Web API development ...

C# .Net Developer - 3 months+ - Hybrid - Rate circa £500-£650 We are looking for an experienced C# .Net Developer with experience of GenAI to join a team developing cutting edge AI solutions who will either have current and active SC clearance or have … experts. You will work on projects developing GenAI capabilities and provide guidance to non-technical people. What you will bring to the team Solid C# .Net experience Fine-tune Large Language Models (LLMs) and other generative architectures. Optimise pre-trained models (OpenAI, Anthropic, or open-source LLMs) for business ...

Senior Full Stack Developer | C# & React | Greenfield Trading Platform | London, Hybrid | Up to £120k + Bonus, Benefits Note: This role does not provide Visa Sponsorship Our client is looking for a Senior Full Stack Developer with strong expertise in C# to join them … West End) Key Responsibilities Design, develop, and maintain scalable applications within the trading ecosystem. Work across the full stack, with a primary focus on C# back-end development. Ensure performance, maintainability, and testability of all solutions. Work closely with business users to understand requirements and deliver high-impact solutions. ...

Senior Full Stack Developer | C# & React | Greenfield Trading Platform | London, Hybrid | Up to £120k + Bonus, Benefits ❗ Note: This role does not provide Visa Sponsorship ❗ 💹 Our client is looking for a Senior Full Stack Developer with strong expertise in C# to join them … West End) Key Responsibilities Design, develop, and maintain scalable applications within the trading ecosystem. Work across the full stack , with a primary focus on C# back-end development . Ensure performance, maintainability, and testability of all solutions. Work closely with business users to understand requirements and deliver high-impact ...

Senior Microsoft Stack Developer, C#, .NET, Azure, React, Central London, Mainly Remote Senior Microsoft Stack Developer required to work for an exciting and growing business based in Central London. However, this will be mainly remote and the expectation will … office circa twice a month. You will be hugely proficient in Microsoft Stack Technologies such as .NET, C# and Azure. You will also have experience with React, along with having some knowledge of and exposure to DevSecOps. Read on for more details... Experience required: Proven hands-on track record ...

C# Developer - Risk IT - sought by leading investment bank based in London - Contract - Hybrid *inside iR35* What You'll Be Doing Designing and developing enterprise-grade solutions in an Agile team. Building and maintaining middleware services using C# , REST APIs , FIX messaging , XML , and Microservices . … Bring A strong academic background in Computer Science, Engineering, or a related field. Proven experience in SOLID Principles/Design patterns Deep knowledge of C# .NET , RESTful services , and microservice architecture . Hands-on experience with FIX messaging , XML , AMQ , and ideally nHibernate , OData , and TDD . Excellent communication ...

Title: Senior C# Developer (Edinburgh)Location: Edinburgh, Midlothian, Scotland, EH4 2HS, UKCompany: SeeByteBecause of the nature of the work associated with this post it is subject to special nationality rules, and this is post is restricted to individuals who are UK British Nationals.SeeByte, the global leader … developing of smart software solutions for uncrewed maritime systems, are looking to recruit aSenior C# Developerto join their team in theirEdinburghorBristol office, Hybrid (60% of time in office).You will have a unique opportunity to play a significant role in a dynamic and world-respected technology company within ...

Join a fast-moving telecoms provider in Berkshire as a Senior C# Developer, where you'll lead the development of internal applications that drive operational efficiency and customer service excellence. This is a hands-on role for a seasoned engineer who thrives in a collaborative, delivery-focused … environment. About the Role You’ll take ownership of key internal systems built on C#, ASP.NET MVC, and Blazor, supporting everything from provisioning workflows to billing automation. Working alongside product owners and infrastructure teams, you’ll help shape the technical direction and mentor junior developers. Key Responsibilities • Architect, develop ...

Hiring: Junior C# Quantitative Developer | Hedge Fund | London (Hybrid) Are you a talented C# developer with a passion for finance, data, and quantitative problem-solving? Join a leading hedge fund where technology and mathematics drive every decision. We're looking for a Junior Quantitative … experienced quants, traders, and engineers — building and optimizing the systems that power our trading strategies. What You'll Do Develop and maintain high-performance C# applications used in research, risk, and trading Collaborate with quants to implement pricing models and backtesting frameworks Enhance data processing pipelines and contribute ...

Hiring: Junior C# Quantitative Developer | Hedge Fund | London (Hybrid) Are you a talented C# developer with a passion for finance, data, and quantitative problem-solving ? Join a leading hedge fund where technology and mathematics drive every decision. We’re looking for a Junior Quantitative … experienced quants, traders, and engineers — building and optimizing the systems that power our trading strategies. 💼 What You’ll Do Develop and maintain high-performance C# applications used in research, risk, and trading Collaborate with quants to implement pricing models and backtesting frameworks Enhance data processing pipelines and contribute ...

Sr. Full Stack Developer - Asset Management Firm - London/Manchester (Hybrid) - Basic salary of up to £85,000 + Bonus and Additional Benefits package Hays are currently working exclusively with a leading asset management firm assisting them in the recruitment of an experienced Full Stack Developer … Annual bonus of between 10% and 25%, depending on personal and company performance. Desired Skills and Experience Software, Developer, Asset Management, AML, C#, .NET, .NET Core, angular, UI, Front End, Azure, SQL Server, Financial Services, Lead Developer, Senior Developer Hays Specialist Recruitment Limited ...

Global bank based in Canary Wharf. Role - C# Developer - Desktop Applications Duration - 6 months with likely extension Rate - £415 p/d (inside IR35) Location - Hybrid/Canary Wharf Tech Stack C# WPF Winforms SQL Oracle Tasks Tasks range from understanding business requirements, designing application structures ...

partnered with a leading fixed income hedge fund in London seeking a talented C# Developer to join their front-office technology team. The fund has a strong and consistent performance track record and has invested heavily in its quant and tech capabilities as part of a wider … team multiple times so are able to go into detail regarding set up of the team and role The team primarily uses C# for core systems and Python within quant and data teams. C# and .Net experience and knowledge are essential for this role, but the fund will ...

partnered with a leading fixed income hedge fund in London seeking a talented C# Developer to join their front-office technology team. The fund has a strong and consistent performance track record and has invested heavily in its quant and tech capabilities as part of a wider … team multiple times so are able to go into detail regarding set up of the team and role The team primarily uses C# for core systems and Python within quant and data teams. C# and .Net experience and knowledge are essential for this role, but the fund will ...

British Nationals. SeeByte, the global leader in developing of smart software solutions for uncrewed maritime systems, are looking to recruit a Senior C# Developer to join their team in their Edinburgh or Bristol office , Hybrid (60% of time in office). You will have a unique opportunity … become a software engineering expert, developing exciting software systems for uncrewed systems. Key Responsibilities of the role: Design, implement, test, and deliver robust C# software solutions as part of a SeeByte engineering team. Deliver work to a high standard whilst proactively identifying and suggesting software improvements Define customer ...