1 to 25 of 71 Permanent C# Developer Jobs in England

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 APIs and microservices that handle data processing, business rules and third-party integrations and oversee the configuration and upkeep of secure, reliable ...

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/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 ...

experience we need to help achieve it, we'd love you to join our lifesaving team. We are looking for a Mid level C# Developer to join our IT team. Title:Mid level C# Developer Salary: £46,000-£50,000 per annum Contract: Permanent … week (standard Anthony Nolan working hours) Location: Hybrid, withhead office in Hampstead, London We are looking for a skilled and motivated Mid-Level C# Developer to join our software development team. You will be responsible for designing, developing, and maintaining applications using C# and the .NET ...

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 ...

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 ...

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 ...

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 ...

C# .NET Software Developer with FX and Fixed Income Our Client is a niche boutique broker specialising in FX. They are looking to recruit a C# .NET Software Developer with at least 3 to 5 years proven track record of developing with C# … pricing APIs. Maintaining the company’s daily operation on the existing platforms. Essential skills :- Minimum 3 to 5 years experience of Microsoft web technologies(C#, ASP.NETCore MVC ) Relational database experience (SQL Server) Proactively able to build relationships with stakeholders:- sales, brokers, middle office, external vendors. Ability to produce clean ...

Talan is looking for a talented and driven C# Redis 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. … 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 ...

software development lifecycle while supporting high engineering standards within a collaborative team environment. Key Responsibilities: Design, develop, and enhance enterprise-level software solutions using C#, .NET/.NET Core, Razor, Web API, SQL Server, HTML, and JavaScript. Work closely with Product Owners, testers, UI/UX specialists, and Engineering … difference to our customers. Proven experience as a Senior Developer within a SaaS or enterprise software environment. Strong hands‐on expertise in C#, .NET/.NET Core, and SQL/T‐SQL. Solid understanding of database design, performance optimisation, and query tuning. Experience delivering front‐end functionality ...

software development lifecycle while supporting high engineering standards within a collaborative team environment. Key Responsibilities: Design, develop, and enhance enterprise-level software solutions using C#, .NET/.NET Core, Razor, Web API, SQL Server, HTML, and JavaScript. Work closely with Product Owners, testers, UI/UX specialists, and Engineering … practical delivery. Requirements: Proven experience as a Senior Developer within a SaaS or enterprise software environment. Strong hands-on expertise in C#, .NET/.NET Core, and SQL/T-SQL. Solid understanding of database design, performance optimisation, and query tuning. Experience delivering front-end functionality using ...