1 to 25 of 31 C# Developer Jobs in the UK

Senior C# Developer/Engineer (C# .Net Desktop Application) Reigate/WFH to £90k Do you have expertise with C# desktop development, working on complex scalable systems? You could be progressing your career, in a senior, hands-on leadership role working on complex and technically … challenging systems with continual learning opportunities a global Fintech. As a Senior C# Developer you'll join an Agile team responsible for the flagship desktop insurance platform that handles 4 billion requests per month. You'll play a key role in architecting, designing and developing new features ...

Lead C# Developer/Backend Software Engineer (C# .Net) Newcastle onsite to £150k Do you have expertise with backend C# combined with strong technical leadership skills? You could be joining a well-funded Fintech scale-up that is establishing a technical centre of excellence … North East. As a Lead C# Developer/Backend Software Engineer you'll design and implement the logic behind core applications, build APIs and microservices that handle data processing, business rules and third-party integrations and oversee the configuration and upkeep of secure, reliable server environments. ...

Principal C# Developer/Engineer (C# .Net AWS Python) London/WFH to £120k Would you like to join a growing and profitable scale-up that is viewed as a leading FinTech disruptor in a senior role that will allow you a great deal of influence … progression? As a Principal C# Developer you will architect and build highly performant and scalable solutions using the Microsoft tech stack and SOLID design principles, collaborating with cross functional Agile project teams in 2 week Sprints, you'll be an advocate of best practice and ensure software ...

Front Office C# Developer - Commodities Derivatives Front Office C# Developer - Commodities Derivatives Day Rate: Up to £750/day (Umbrella) Duration: 6 months initially Location: Marylebone - London Working Arrangement: Hybrid - 3 days per week onsite We're looking for a Front Office C# Developer to join a London-based leading Global Markets business team supporting the end-to-end Commodities Derivatives trading platform panning pre-trade, pricing, click apply for full job details ...

Lead Software Developer (C# .NET/Azure) Sheffield Our client based in Sheffield is seeking an experienced Lead Software Developer to join their growing engineering team. This is an excellent opportunity for a senior technologist who combines hands-on software development expertise with strong technical … developers, and ensuring the successful delivery of high-quality software solutions. Key Responsibilities Lead the design, development, and delivery of scalable backend services using C# and the latest .NET technologies (.NET 8, ASP.NET Core) Define and influence software architecture, technical standards, and development best practices across the engineering team ...

Lead C# Developer/Backend Software Engineer (C# .Net) Newcastle onsite to £150k Do you have expertise with backend C# combined with strong technical leadership skills? You could be joining a well-funded Fintech scale-up that is establishing a technical centre of excellence … North East. As a Lead C# Developer/Backend Software Engineer you'll design and implement the logic behind core applica click apply for full job details ...

C# Software Developer Energy Sector Experience Essential Are you a talented C# Software Developer with proven experience delivering software solutions within the energy sector? Our client, an established software group working across energy, AI, and technology-led industries, is looking for a strong C# … able to demonstrate delivery across enterprise-scale or business-critical platforms. Key Responsibilities Develop, maintain, and enhance applications using ASP.NET MVC and C# Deliver scalable, secure, cloud-based solutions within energy-focused environments Work with Postgres and Azure SQL to optimise database performance and structure Build and maintain serverless ...

C# Developer Role - Hybrid/Liverpool street - 6 month Contract - Banking Role - C# Developer (T/SQL, PL/SQL) Duration - 6 months with very likely extension Location - Hybrid/Liverpool Street (London) - 3 days per week in a Liverpool Street office Rate … Inside IR35) Tech Stack C# SQL Oracle Tasks Tasks include understanding business requirements, designing applications, business data analysis, programming in Visual C#.NET using both Oracle and SQL Server database, Unit testing, Quality Assurance (QA), Implementation, Production and Disaster Recovery environments supporting users and preparing documents. Along with the application ...

Software Developer (C#/WinForms/.NET Core/Oracle) - Edinburgh - Contract (6 months) Evolve IT Recruitment is currently recruiting for an experienced C# Developer for a contract role with our investment management client based in Edinburgh. Working as part of a team that … designing and delivering solutions that have a strong customer focus; this will be a mixture of existing and new systems and will utilise your C# development experience extensively. Legacy systems are mainly written in C#/WinForms with Oracle as the main database, however there is also multiple ...

C# Developer - Global Investment Management Firm Central London (3 days onsite/2 days remote) I'm partnering with a leading multinational investment management firm seeking a strong C# Developer to join a high-performing engineering team delivering business-critical platforms. This role requires … distributed applications Enhancing systems that model financial positions, transactions and flows Driving projects from inception through design, build, testing and release Core requirements: Strong C#/.NET development experience Microservices - Back-end focus on your skills is a must RabbitMQ Advanced SQL skills (performance tuning, complex queries, data modelling ...

C# Developer - Global Investment Management Firm Central London (3 days onsite/2 days remote) I'm partnering with a leading multinational investment management firm seeking a strong C# Developer to join a high-performing engineering team delivering business-critical platforms. This role requires … distributed applications Enhancing systems that model financial positions, transactions and flows Driving projects from inception through design, build, testing and release Core requirements: Strong C#/.NET development experience Advanced SQL skills (performance tuning, complex queries, data modelling) Azure cloud experience (App Services, Functions, Service Bus, DevOps etc.) Experience ...

C# Developer Location: London, Hybrid position 50% in officeKey Responsibilities * Software development and maintenance of sales tools applications, components and utilities. * Participate in an agile based software development life-cycle including analysis, documentation, development, testing and code reviews. * Interact with our business sponsors who are working … software development experience or equivalent. * Excellent communication skills, both written and oral, inside and outside the team. * Solid experience with client or server-side C# development. * Solid experience with web-based applications and restful APIs. * Solid experience with relational databases and SQL knowledge. * An ability to design performant software ...

C#, WPF, .NET Developer - Hybrid - Outside IR35 - 12 month contract C#, WPF, .NET Developer is required by global company for an initial 12-month contract. The successful candidate will have experience with detailed design, development, implementation, integration, and testing of software in C# to build windows/web-based applications. The ideal contractor would have experience in software development in C# (.NET Core 2.1+, .NET Framework 4.6+) and Visual Studio 2022. Experience in WPF, user interface design and MVC/MVVM design patterns. Experience with connecting to and consuming RESTful ...

Software Developer/Engineer (C# Python SQL) London/WFH to £150k+ Are you a data savvy Software Developer with C# and Python coding skills? You could be joining a Hedge Fund with complex work and substantial bonus earning potential. As a Software Developer … role in a small, collaborative team where you'll have real ownership and impact. Your role: Design and build data platform components using C# and Python Develop and optimise ETL pipelines, Data Lakes/Lakehouses and distributed systems Improve infrastructure, observability and CI/CD practices Maintain and evolve ...

C# Senior Software Developer - Onsite My client is seeking a talented C# Senior Software Developer to join their Preston-based team. This role offers an exciting opportunity to lead projects, mentor junior developers, and work on high-impact, secure banking solutions. You will … infrastructure, and QA teams for portal and API releases Participate in code reviews, version control, and CI/CD deployment workflows Required Technical Skills C# (strong proficiency) ASP.NET MVC or .NET Core Web API MVC concepts: Routing, Controllers, Filters, Middleware, Model Binding, Dependency Injection Entity Framework Core (DbContext, DbSet ...

C# .NET Developer - Global Investment Bank - London My client, a leading global bank is looking for a C# .NET Developer to join its technology team in London, supporting critical business applications used across international markets. This is a hands-on role focused on desktop … application development (WPF/WinForms) combined with ongoing production support and enhancements. Key Responsibilities Develop and maintain C# .NET desktop applications (WPF/WinForms) Work across the full development lifecycle (design, build, testing, release) Support and troubleshoot production systems and live environments Collaborate with global teams including infrastructure, support ...

C#, WPF, .NET Developer is required by global company for an initial 12-month contract. The successful candidate will have experience with detailed design, development, implementation, integration, and testing of software in C# to build windows/web-based applications. The ideal contractor would have experience … software development in C# (.NET Core 2.1+, .NET Framework 4.6+) and Visual Studio 2022. Experience in WPF, user interface design and MVC/MVVM design patterns. Experience with connecting to and consuming RESTful web services. Experience with generic design-patterns (Dependency Injection, Inversion of Control and similar) and .NET ...

gameplay ideas quickly, validate mechanics, and iterate based on player behaviour and data. You will implement core features and systems in Unity using C#, improve performance, fix bugs, and keep the codebase maintainable. You will help establish asset and development pipelines so the team can build content smoothly … mini game logic where needed. Key responsibilities Rapid prototyping of mobile game concepts and gameplay loops Feature implementation in Unity with clean, high performance C# Iterating from user engagement and monetisation data where applicable Integrating advertising SDKs and analytics tools for measurement Establishing content pipelines, maintaining the project structure ...

Role: Junior C# Quantitative Developer Client: Leading Hedge Fund Compensation: Competitive Base + Performance Bonus Location: London (Hybrid) Overview Join a leading hedge fund where technology and mathematics drive every decision. We’re looking for a talented Junior Quantitative Developer to work alongside experienced quants … intersection of engineering and research, contributing to the development of mission-critical trading and analytical tools. Key responsibilities include: • Developing and maintaining high-performance C# applications used across research, risk management, and live trading. • Collaborating with quants to implement complex pricing models and robust backtesting frameworks. • Enhancing data processing ...

Full Stack .Net Developer (C#, React, Azure Service Bus) Milton Keynes, 2 days per week in office.£45000 - £58000 + Package. - This role cannot offer VISA Sponsorship - You must have 2+ years commercial experience with ALL of the following: C#, React & Azure. Your new company This … need to succeed These are mid-level or low-senior hires. We need minimum 2+ years commercial programming experience working as a Full Stack C# .Net Developer. You must bring solid expertise in Cloud/Azure, including Azure Service Bus, Functions, etc.On the Front End you must also have ...

Join Our Amazing Banking Client as a C# .Net Developer! Location : Canary Wharf (3 days per week onsite) Contract Duration: Up to 2 years! Umbrella Rate : £400 - £490 Per Day (Based on experience) Interviews: ASAP, first interview is in person this is essential. Are you a passionate … C# .Net Developer looking for an exciting opportunity in a leading banking Institution? Look no further!We are seeking a talented individual to join our dynamic team based in the heart of London. This is your chance to make a real impact in a thriving industry! What ...

Graduate/Junior Developer, Python, Linux, C#, Java - London (Teck stack: Graduate/Junior Developer, Python, Linux, C#, Java, .NET 10.0, C#, J2EE, Agile, TDD, BDD, Graduate/Junior Developer) Since 2006 our client's revolutionary marketing software platform has been … that are relevant, helpful, and personalized. Having recently launched in the UK, they looking to hire Graduate/Junior Developer (Python, Linux, C#, Java)) to become a part of their ever-growing family. They believe that individual developers are in the best position to make decisions about ...

Software Developer/Engineer (C# .Net) Newcastle onsite to £120k+ Join a highly regarded Financial Technology Consultancy developing sophisticated software used by Investment Banks, Hedge Funds and Asset Managers. This is an opportunity to work at the intersection of software engineering, quantitative finance and large scale distributed … workflows. Collaborating with quantitative researchers and financial specialists, you'll tackle challenging technical problems involving scalability, performance, data processing and system design, using modern C# and SQL technologies. Location/WFH: You'll join colleagues in Central Newcastle offices on a full-time basis (Monday to Friday), working hours ...

Exciting opportunity to join a forward thinking team.... My client seeks an experienced SC Cleared C# developer who is familiar with data modelling concepts, with proven experience of tools supporting the development and version control process, e.g. Git and Jira, combined with Agile Methodologies and frameworks ...

Senior C#/.NET Developer (Securities Lending & Repo) Role Type: 6-Month Contract Location: London (Hybrid - 3 days onsite per week) IR35 Status: Inside IR35 Role Overview A leading global financial services and asset servicing institution is seeking an experienced Senior C#/.NET Developer … financing-related businesses , with a primary emphasis on Securities Lending and Repo workflows. Required Skills & Experience Core Technical Skills: Strong hands-on expertise in C# and .NET/.NET Core . Deep understanding of Object-Oriented Programming (OOP) and architectural design principles. Proven experience building and implementing REST/ ...