13 of 13 Remote C# Developer Jobs in London

Senior C# Developer/Software Engineer (Windows Desktop Trading Systems) London to £140k Are you a Senior C# Developer with strong Windows desktop development skills combined with banking/financial services experience? You could be progressing your career at a Hedge Fund with over $10 billion under management. As a Senior C# Developer … support trading, operations, finance, compliance and investor relations, optimising system performance to ensure efficient real-time data processing, reporting and automation of operational workflows. You'll focus on building C#, WinForms, WPF desktop applications and design and implementation of scalable, service orientated architectures (SOA) but will also gain exposure to web applications using React and/or Angular. This … flexibility to work from home once a week; there's a friendly and collaborative environment with casual dress code and a range of facilities. About you: You have strong C# desktop development experience on Windows within a banking or financial services environment You have a strong knowledge of SQL databases You have a good understanding of asset classes e.g. More ❯

C# Developer/Software Engineer (C# .Net SQL) *London onsite* to £180k+ Are you a technologist with a record of academic achievement? You could be progressing your career working on complex and challenging systems at a Hedge Fund with over $17 billion under management. As a C# Developer you'll collaborate with a … minimum 2.1 in a STEM discipline from a top tier university (i.e. Russel Group or top 100 global university), backed by A grades at A-level You have advanced C# .Net programming skills including .Net Core (will also consider Java, Python or C++ background if happy to use C# going forward) You have a strong knowledge of SQL … entrepreneurial with good business acumen, keen to take ownership and lead projects You're collaborative, enjoy problem solving and sharing ideas What's in it for you: As a C# Developer/Software Engineer you will earn a competitive package: Salary to £180k Significant bonus earning potential Fund performance share Personal training budget and mentoring Family friendly More ❯

Role - Lead C# Developer, Fixed Income Location: London (Hybrid Working) Duration: 6-months Rate: Via umbrella Join one of the most stable and globally respected financial institutions as a Director-level Lead C# Developer within the Front Office Fixed Income technology team. This is a high-impact leadership role at the intersection of trading … Income technology team, you will work closely with the Product Owner, trading desks, and development leads to deliver high-quality, scalable solutions. This role combines deep technical expertise in C#/.Net with leadership in design, architecture, and delivery. You will represent the team across senior forums, partner with stakeholders globally, and ensure the technology stack remains cutting-edge … Own the design and delivery of software solutions supporting front-office Fixed Income trading Represent IT in strategy, planning, and architecture discussions at senior levels Provide technical leadership in C#, .Net Core, and SQL Server within a fast-moving Agile environment Contribute to IT strategy for Fixed Income, including integrations with tools like ION Anvil , Neptune , and Mosaic Smart More ❯

.NET Developer - Financial Trading - C#, React - London (Tech stack: .NET Developer, .NET 9, C#, React, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client, a market-leading financial trading firm, renowned for its innovation, lightning-fast technology and elite engineering culture, is seeking talented .NET Developer to join their award … to join a company where tech is not a support function, it is the business. The ideal candidate .NET Developer will have commercial experience working with .NET, C# and React.. Prior exposure to trading systems or financial services is highly desirable due to the nature of the role. Our client will provide training in: .NET 9, JavaScript … low-latency trading platforms and tools. This is a greenfield project and a chance to leave your mark on a business-critical system from day one. All .NET Developer positions come with the following benefits: Company shares 15% pension contribution Bupa private healthcare 3 hours per week of personal development time £4.5k annual training allowance 27 days holiday More ❯

.NET Developer - Financial Trading - C#, React - London (Tech stack: .NET Developer, .NET 9, C#, React, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client, a market-leading financial trading firm, renowned for its innovation, lightning-fast technology and elite engineering culture, is seeking talented .NET Developer to join their award … to join a company where tech is not a support function, it is the business. The ideal candidate .NET Developer will have commercial experience working with .NET, C# and React.. Prior exposure to trading systems or financial services is highly desirable due to the nature of the role. Our client will provide training in: .NET 9, JavaScript … low-latency trading platforms and tools. This is a greenfield project and a chance to leave your mark on a business-critical system from day one. All .NET Developer positions come with the following benefits: Company shares 15% pension contribution Bupa private healthcare 3 hours per week of personal development time £4.5k annual training allowance 27 days holiday More ❯

Overview Company Global Investment Firm Position Senior C# Developer Impact Market Data Ingestion, Analytics, and Distribution Size Elite trading and tech teams across global markets Skills C#, Market Data, High-Performance Systems, Real-Time Infrastructure Location London (On-site) Hybrid On-site working (City-based HQ) Offer Highly competitive base + Bonus (Annual Review) Benefits … Days Holiday, Private Medical, Free Meals, Extensive Learning & Development The Role A global investment firm is seeking a Senior C# Developer to join their Market Data Technology function-an elite team responsible for building and maintaining the infrastructure that powers their global fixed income, FX, equity, and derivatives trading platforms. You'll work across real-time and … architecture and contributing to system scalability under peak load conditions Mentoring junior engineers and supporting broader technology roadmaps What Makes You a Great Fit 5+ years of experience in C# or Java , ideally within high-performance environments Deep understanding of market data infrastructure (feeds, storage, transformation, analytics) Strong knowledge of SQL Server and other database technologies (e.g. Redis) Familiarity More ❯

Senior .NET/C# Developer Oracle to PostgreSQL Migration: Our client is embarking on a strategic transformation of a legacy enterprise platform, rebuilding a long-standing PHP and Oracle-based system into a .NET (C#) and PostgreSQL architecture. Seeking talented developers who are excited to work at the intersection of legacy systems, modern architecture and cutting … edge development tooling. Your Responsibilities: Re-engineer Oracle PL/SQL logic into performant and maintainable C# services. Design and build .NET components that interact with both PostgreSQL and legacy PHP systems. Work closely with BAs and stakeholders to ensure functional parity and identify areas for modernisation or optimisation. Contribute to the design and delivery of a hybrid system … to assist with code analysis and migration. Participate in code reviews, contribute to testing strategies and support comprehensive documentation efforts. What You'll Bring: Experience developing in .NET/C#, particularly in backend and data access layers. Proven success migrating legacy systems, especially from Oracle to PostgreSQL or similar. Strong working knowledge of Oracle PL/SQL and the More ❯

Software Developer/Engineer (C# TypeScript) London/WFH to £65k Would like to progress your career as a Software Developer, working on a modern, web based, tech stack with continual learning and development opportunities as part of a diverse team? You could be progressing your career at a global FinTech consistently voted as a … you'll collaborate to design and develop new features and enhancements to the company's flagship web based trading product. You'll focus on backend systems using C# and TypeScript but will also have exposure to front end components in Angular and React within a TDD environment. Location/WFH: You can work from home most of … you can you enjoy a range of facilities including large kitchen, café, roof top bar, showers and all the latest kit to work on. About you: You have backend C# .Net, ASP.Net MCV application development skills You also have experience with TypeScript, Angular or React You have a good understanding of Docker for Containerisation You have a good knowledge More ❯

Python & C# Developer - Front Office Risk (VP) Commodities Tech Overview CITIGROUP is one of the largest players in the financial industry, employing more than 200,000 people across the globe. What We do/The Team The Commodities trading business at CITI has grown significantly in the last 10 years to become one of the leading industry … and day-to-day usage of the latest technology. Role Overview/What will you do: Services Development and maintenance: Design, develop and maintain high performing fault-tolerant Python (& C#/.NET) micro-services, in order to deliver a seamless user experience for our clients. Stakeholder Management : Work with Traders and Risk Managers to gather requirements, perform analysis and … A history of interacting with the trading desks and ability to analyse and address issues and queries quickly and effectively. Proven recent hands-on experience with Python (and ideally C#) plus SQL Server and/or Parquet. Evidence of strong delivery throughout the entire lifecycle. Strong problem-solving skills and capability to write code quickly and accurately to troubleshoot More ❯

Graduate/Junior Developer, Python, Linux, C#, Java - London (Teck stack: Graduate/Junior Developer, Python, Linux, C#, Java, .NET 9, C#, J2EE, Agile, TDD, BDD, Graduate/Junior Developer) Since 2006 our client's revolutionary marketing software platform has been helping businesses all over the world to attract, engage, and … customers by delivering inbound experiences 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 what should be created, and … roles would be suitable Graduate/Junior Developer who have recently graduated from university and have a basic understanding of any of the following technologies: Python, Linux, C# or Java; which might have been acquired as part of your degree course or through a placement year in industry. At the center of our client's culture is More ❯

This is a newly created senior developer position for a Lead .Net Developer to join a well-established UK firm's growing software development team. My client, based in Bishop’s Stortford, is offering a salary of … and is happy with 99% remote working. To be considered for this position, you will be a highly experienced MS full-stack .Net software developer. Skills will include Azure, C#, ASP.Net, .Net Core, MVC, SQL Server, SSRS, SSIS, PostgreSQL, Entity Framework, HTML, CSS, JavaScript, JQuery, and either Angular, React, VUE or Node (or similar). The successful candidate will … client is offering a salary of circa £65,000 and the chance to work on exciting customer-driven projects using the latest development stack. If you are an experienced C# ASP.Net Full Stack Software Developer and you are looking for a new challenge, please send me your CV immediately More ❯

This is your chance to build tools that directly impact capital markets, risk management, and trading platforms. What You'll Do Design, develop, and optimize client-facing applications using C# and WinForms Collaborate with quant analysts and traders to translate business needs into technical solutions Maintain and enhance complex systems used by tier-1 banking institutions Contribute to the … evolution of a modern tech stack that includes C++, Rust, and Python What You Bring Proven experience with C# WinForms in a commercial or enterprise setting Bonus points for exposure to C++ , Rust , or Python in high-performance environments A strong grasp of software engineering fundamentals: design patterns, multithreading, memory management Ability to thrive in fast-paced, high-stakes More ❯

- Front Office The Front Office (Fixed Income) software development team requires an agile and versatile specialist who is a team player with extensive expertise in .NET/C# software development. The role demands an experienced individual comfortable working closely with a variety of front office stakeholders globally. Role Details Title: Senior Developer (Software Engineer) Technical More ❯