1 to 25 of 85 C# Developer Jobs in England

C# Developer/Software Engineer (SQL ASP.Net) London to £50k Are you a talented C# Developer looking to take on real responsibility in a small, ambitious start-up? You could be progressing your career at a growing technology business developing an online platform that … team of just five people, giving you the opportunity to make a genuine impact on the product and how the business evolves. As a C# Developer you'll work across the full stack, developing consumer facing web and mobile applications alongside internal back office systems. Using C# ...

Bracknell, Berkshire | £75k - £85k per year C# Developer/Backend Software Engineer (C# .Net API SQL) Bracknell/WFH to £85k Are you a backend focussed C# Developer? You could be progressing your career in a senior, hands-on C# Developer role, working on a major rebuild of a leading international payments platform. As a C# Developer you'll join a small, autonomous engineering team of around 4-6, including QA and a Team Lead, helping to modernise backend services and build the next generation ...

Lead C# Developer/Engineer (C# .Net Desktop Application) Reigate/WFH to £100k 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 … contribution) Health Care and Life Assurance Training and career development Social events and a range of other perks Your role: As a Lead C# Developer you'll manage three Agile teams comprising around ten experienced software engineers, responsible for the flagship desktop insurance platform that handles ...

Lead C# Developer/Backend Software Engineer (C# .Net) Newcastle onsite to £130k Do you have expertise with backend C# combined with strong technical leadership skills? You could be progressing your career in a hands-on Lead C# Developer role … well-funded Fintech scale-up. As a Lead C# Developer/Backend Software Engineer you'll design and implement the logic behind core applications, build API click apply for full job details ...

LocationLondon, England, United Kingdom# Senior Microsoft .NET/C# Developer at N Consulting LtdLocationLondon, England, United KingdomSalary£300 - £325/dayJob TypeContractDate PostedMay 13th, 2026Apply Now**Job Title: Senior Microsoft .NET/C# Developer****Location: Basildon, UK****Work Mode: 5 Days Onsite****Job Type … Contract- 6 months with high possibility of extension****JOB DESCRIPTION:**We’re seeking a **Senior Microsoft .NET/C# Developer** with 8+ years of hands-on experience building and supporting high-quality applications. This role requires a strong communicator who can work independently while collaborating effectively with ...

C# Developer/Software Engineer (SQL ASP.Net) London to £50k Are you a talented C# Developer looking to take on real responsibility in a small, ambitious start-up? You could be progressing your career at a growing technology business developing an online platform that ...

flat structure where you will get your voice heard and can make a real impact on the bottom line, earning significant bonuses. As a C# Developer you'll join an Agile development team to design and develop new features and enhancements to complex Payments and client systems … within a microservices environment (300 services). You'll be working with a modern tech stack using C# .Net Core, AWS, Kubernetes, Kafka, Redis and TypeScript/Angular; using the right tool for the job, you'll be able to pick up new technologies and make recommendations for improvements. ...

Talan is looking for a talented and driven C# Developer to join a high-performing team in London. This is a hybrid role, with 3 days per week on-site, offering the opportunity to work on cutting-edge financial systems within a global markets environment. You will … across the full development lifecycle from design and implementation to optimisation and deployment. What You’ll Be Doing Developing and maintaining scalable .NET/C# services within a distributed streaming architecture Building and supporting real-time data processing systems for P&L and risk analytics Working ...

Contract Opportunity | Tier 1 Investment Bank | Canary Wharf Overview Our client, a Tier 1 Investment Bank based in Canary Wharf, is seeking an experienced C# Developer to join a strategic application modernisation programme. This role sits within a technology team responsible for evolving critical business applications, supporting … across the full software development lifecycle, contributing to the enhancement of existing applications while helping shape the future-state architecture. Key Information Role: Senior C# Developer Location: Canary Wharf, London (Hybrid Working) Contract Length: 6 Months Initial Contract Rate: £416 per day (Inside IR35) Start Date: ASAP ...

fantastic opportunity for an ambitious Junior C# Developer to accelerate their career within a highly technical trading environment. We are looking for a Junior C# .NET Developer to join a growing technology team responsible for building and supporting high-performance, real-time software used … within trading. This is an ideal opportunity for a graduate or early-career developer who has already gained some commercial C# experience and now wants to take a significant step forward technically. You'll work alongside experienced software engineers, gaining hands-on exposure to trading systems, real ...

C# .NET Developer Permanent | Hybrid (2 days on-site per week) | Taunton, Somerset | Up to £50,000 per annum Our client is looking to onboard a Mid-Level Back End C# .NET Developer on a permanent basis to join their growing development team. This … development of new applications and features, and help maintain and improve existing systems. Responsibilities: Develop, test, and deploy efficient, scalable, and maintainable applications using C# and .NET Core (latest versions). Write clean, efficient, and well-documented code following best practices. Participate in code reviews and provide constructive feedback ...

Hybrid – two days onsite, three days remote Employment: Permanent | 38.5 hours per week The opportunity An established international technology business is looking for a C# developer to help build a new Identity and Access Management component for its software products. You’ll work on authentication, authorisation … development team and work closely with the first project adopting the component. What you’ll do Develop reusable identity and access management functionality using C#/.NET. Integrate authentication and authorisation into desktop and web applications. Work with modern authentication standards, including OAuth 2.0 and OpenID Connect. Design clear ...

Microsoft Office Add-In Developer (.NET/C#) Office Add-ins | VSTO | Azure | Azure DevOps | Inside IR35 | ASAP Start | Contract until January 2027 We're partnering with a prestigious London-based law firm to secure an experienced Microsoft Office Add-In Developer to support … maintenance of bespoke Office solutions used across the business. This role is ideal for a developer with strong experience in .NET, C#, VSTO and custom Microsoft Office add-ins , alongside exposure to Azure-hosted solutions and Azure DevOps (ADO) pipelines . While primarily remote, candidates should ...

Consulting Limited is seeking a Senior Microsoft .NET/C# Developer with over 8 years of experience for a 6-month contract based in Basildon, UK. This role requires expertise in .NET Framework, C#, and ASP.NET development. Candidates should possess excellent communication skills, the ability ...

## C# Developer in TestApply: London - 2 Gresham Street: Full time: Posted Today: R-6208Developers in Test are key to the continued stability and delivery of our software. Candidates should be passionate about delivering high-quality software and committed to ensuring our clients have the best user … business, while regularly participating in knowledge-sharing sessions with the wider engineering team.### ****The Person***** Technical Experience: 3+ years of hands-on experience with C#, including writing unit and integration tests and utilizing mocking frameworks.* Automation Frameworks: Strong background developing, maintaining, and scaling automated test frameworks, with at least ...

Senior Full Stack C# Developer | Contract| Inside IR35 | London Our investment banking clients is seeking a Senior Full Stack Developer to join its Front Office FX technology team, building and enhancing business-critical systems used across London, New York and Singapore. This role sits within … strategic enhancements used daily by traders and operational teams across the bank. What You’ll Be Doing Building new features across a modern C#/.NET platform Designing and developing REST APIs and backend services Enhancing deal capture and post-trade processing systems Working on messaging and event-driven ...

scalability of systems vital for public safety and essential services. 22nd September, 2026 We are looking to recruit an experienced and highly skilled Senior C# Developer to lead the design, development, and optimisation of our mission-critical communication infrastructure. Working alongside other Software application team members … innovative technology company, based in Waterbeach, Cambridge. Role: Contribute to the architecture, design, and implementation of high-performance, resilient, and secure communication systems using C#/.NET. Develop robust, low-latency applications that handle high-volume data traffic (e.g., messaging queues, real-time data processing). Drive technical vision ...

Talan is seeking a skilled C# Developer with REACT experience to join our delivery teams working on Front Office platforms within Global Markets environments . In this role, you will design, build, and enhance regulatory, alerting, and sales enablement solutions , supporting front-office users in fast-paced ...

Investigo in London is seeking a Senior Full Stack C# Developer to join its Front Office FX technology team, building and supporting business-critical systems used across London, New York and Singapore. You’ll work on a modern C#/.NET platform, design REST APIs ...

Version 1 is seeking a skilled .NET/C# developer to work closely with customers, developing software, and modernising legacy applications. You will write custom code, support clients, and influence project direction in a consultancy role. Join an award-winning employer that emphasizes wellbeing, professional growth ...

C# Quant Developer | Risk & P&L Systems | Front Office | Contract Inside IR35 Our investment banking client is looking for a strong C# developer to join its FX Options Risk & P&L technology team. This role sits between technology, quants and trading and would suit … frameworks. The hiring manager is specifically looking for developers who understand the underlying concepts and calculations rather than simply consuming downstream outputs. Alongside strong C# development capability, experience designing or supporting distributed computing environments is highly sought after. Required Experience Strong C#.NET Core Risk systems P&L systems Greeks ...

Cloudspirit is looking for a talented C# Developer to join a high-performing team in London. As part of a hybrid role, you will work on innovative financial systems within a global markets environment, contributing to a distributed P&L and risk analytics platform. Your responsibilities include … developing .NET/C# services and implementing Agile best practices. The position offers collaboration with global teams and the chance to participate in the full software development lifecycle. #J-18808-Ljbffr ...

Sepura Ltd, based in Waterbeach, Cambridge, is seeking a Senior C# Developer to lead design, development and optimization of our mission-critical communication infrastructure. You will work with the Software team to evolve existing PC applications and future microservices architectures. You will drive technical vision, implement resilient ...

working with a leading systematic hedge fund in New York that is seeking an elite C# Developer to join its Risk Development team in London. This is a front-footed technical role in one of the most business-critical engineering groups in the firm – focused on designing ...

11851SR £35k - 45k per year + Bonus + Pension + Excellent Benefits C# .NET Developer Permanent | Hybrid (2-3 days on-site per week) | Taunton, Somerset | Up to £45,000 per annum Our client is looking to onboard a Junior to Mid-Level Back-End C# … development of new applications and features, and help maintain and improve existing systems. Responsibilities: Develop, test, and deploy efficient, scalable, and maintainable applications using C# and .NET Core (latest versions). Write clean, efficient, and well-documented code following best practices. Participate in code reviews and provide constructive feedback ...