1 to 25 of 37 C# Developer Jobs

Developer C# .NET East Grinstead, West Sussex Hybrid working - 2-3 day WFH Developer C# .NET needed for a leading organisation based in East Grinstead who are looking to employ an experienced Developer with an in-depth knowledge of C#, ASP.NET … JavaScript, HTML, CSS jQuery, XML/JSON * S alary: £52,000 per annum Some of the main duties of the Developer C# .NET will include: * Produce software solutions from project specifications * Development and the provision of appropriate documentations for allocated products and projects. * Projects must also ...

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. ...

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 tr click apply for full job details ...

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 ...

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 ...

Title: C# Developer Location: Houston, TX 77046 Work Arrangement: Hybrid (3 day a week in the office) Client Industry: Banking Duration: 12 - 18 Months Contract (Possibility of FTE conversion) Schedule: Monday to Friday, 8 AM - 5 PM EST About the Role We are hiring a C# … innovative banking companies in the U.S. You'll help drive business outcomes, tech goals, transformation, etc. Key Responsibilities Design, develop, and support high-performance C# desktop applications using WinForms and/or WPF for business-critical front-office systems. Build and enhance desktop-based trading and operational tools with ...

Full-Stack C# Developer (Integration Focus) 📍 Location: Telford/Hybrid 🕒 Type: Full-Time | Permanent 💼 Division: Luceco Group 💰 Salary: £55,000 – 65,000 (DOE) + 10% Bonus 🩺 Benefits: Pension plan, Private Health Care, SIPS, staff discounts & more 🔗 Tired of fixing integrations that should have been built properly … Luceco , you won’t just patch systems... 👉 You’ll build them the right way from the start . We’re hiring a Full-Stack C# Developer (Integration Focus) to design and deliver smart, scalable integrations across our ERP, APIs, and business platforms. This is more than just ...

Full Stack Developer (C#/React/Azure) Location: Coventry - Hybrid (2 days onsite per week) Salary: £60,000 - £70,000 Eligibility: Must be based in the UK - no visa sponsorship available About the Company Join a fast-moving digital team that's modernising enterprise systems …/CD tools Develop and maintain RESTful APIs and web applications Support continuous improvement by researching new tools and methods Core Tech Stack: Backend: C#, .NET Core, REST APIs Frontend: ReactJS, JavaScript, Blazor, HTML, CSS Cloud & DevOps: Azure, Azure DevOps, GIT Database: PostgreSQL/SQL Containerisation: Docker, Kubernetes (nice ...

C# Developer – Fixed Income Options London | Hybrid | Leading Options Market Maker A leading global options market maker is expanding its Fixed Income Trading team in London and is seeking a junior to mid-level C# Developer to join a high-impact, front-office engineering … enhance trading tools and systems that support pricing, execution, and research across fixed income options markets. About this role: Develop and enhance high-performance C# trading applications used by front-office teams Collaborate closely with traders and quantitative researchers to enable new trading strategies Build scalable, low-latency systems ...

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# Developer Location: London, Hybrid position 50% in office Key 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# .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 ...

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 ...

Title: C# Developer Client: Elite FinTech Firm Experience Level: 2+ years' Salary: Up to £100k + Bonus + Package Location: London (Flexible Working) An elite fintech firm are searching for C# Developers to join a group of the highest-regarded talent around! This team … high performance tools - utilising cutting edge technology across a diverse range of greenfield projects Tech driven environment - most recent versions/frameworks of C# used daily Skills/Experience Strong knowledge of C# STEM degree - strong computer science fundamentals (Preferred ...

Role: Web Developer C# Salary: up to £60,000 (doe) Location 2 days a week in South Essex An opportunity has opened up for a creative, detail-oriented Web Developer to join a growing and forward-thinking InsurTech business. This role offers the chance … code using best practices Collaborating with designers, developers, and business stakeholders Building and integrating REST APIs Improving and enhancing existing platforms Core skills required: C#, ASP.NET/ASP.NET Core, MVC JavaScript, HTML, CSS, JSON, Bootstrap Experience with debugging, testing, and deploying web applications Understanding of web security principles (e.g. ...

undergoing a major systems transformation following a recent acquisition. As part of this programme, they are looking to hire a Senior .NET/C# Developer to play a key role in evolving a large-scale legacy platform and supporting its transition from an on-premise desktop environment … platform. The role will involve working closely with the CTO and wider engineering team to assess, improve and progressively enhance an established C# codebase built on older Microsoft technologies. Due to the nature of the work, The business is open to hybrid working, but they would ideally like someone ...

Join Our Amazing Banking Client as a C# .Net Developer! Location : Canary Wharf (hybrid) 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 … heart of London. This is your chance to make a real impact in a thriving industry! What You'll Do: As our C# .Net Developer, you will play a crucial role in developing and maintaining applications that drive our business forward. Your responsibilities will include: Designing ...

Full Stack Developer (.NET/C#) £53,000 - £58,000 + Company Benefits + WFH 2/3 days a week + 1:30pm Finish on a Friday Northolt, London Are you a Full Stack Developer from a .NET and C# background, with … pivotal role in bringing a new system to market. This role would suit a Full Stack Developer from a .NET and C# background, with knowledge of JavaScript and C++, looking for an autonomous, hybrid role within the renewables sector. The Role: Maintaining and improving a .NET ...

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 ...

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 ...

VB.NET/C#/SQL Developer Company: The Cooper Group Location: Onsite at HQ in Mobile, AL Employment Type: Contract (40+ hours/week) About The Cooper Group The Cooper Group is a long-established maritime and logistics organization headquartered in Mobile, Alabama, with operations across … developer who can learn the systems, contribute meaningfully, and grow with the organization. Role Overview We are seeking a VB.NET/C#/SQL Developer who enjoys working within complex systems, solving problems, and taking ownership of their work. You will collaborate closely with ...

Software Developer (C#/.NET) Location: Crewe or Chester (2 days per week onsite) This is a chance to join a growing software team developing systems that sit at the heart of complex, real-world operations. The organisation specialises in building practical, reliable technology used daily … enhancing core applications, contributing to solutions that need to perform consistently under pressure and adapt as requirements evolve. Core experience required: Commercial experience using C# and the .NET framework (ideally .NET Core). Strong understanding of relational databases , particularly SQL Server. Experience working with or understanding of APIs ...