23 of 23 C# Software Engineer Jobs in London

Software Engineer/Developer (C# .Net) London onsite to £90k Are you an experienced C#, backend focussed Software Engineer? You could be progressing your career in a hands-on, backend focussed Software Engineer role … JavaScript and React.js. Location: You'll be based in plush City office on a fulltime basis, Monday to Friday. About you: You have strong C# .Net, ASP.Net development experience You have a strong knowledge of databases (SQL or Oracle) You're comfortable with JavaScript/React You have ...

Contract C# Software Engineer Near Wimbledon 6-month contract Software Engineer role developing C# Windows applications that interface with hardware. This role is inside IR35 and requires on-site work 3 days per week (full time for the first … weeks). C# Software Engineer skills required - Good analytical skills and experience of code and design review for large projects. Experience of multi-threaded and distributed applications, preferably with an understanding network of protocols. Strong Experience in developing Windows desktop applications in C# Interfacing ...

Commando Software Engineer - C# .Net Core We are seeking a skilled Software Engineer with expertise in C# .Net Core to join our dynamic team on the trading floor. This role is crucial for supporting USD swaps traders by developing, maintaining … colleagues. Required Skills & Qualifications: Proven experience as a developer on a trading floor, with a strong background in software engineering. Proficient in C#, with additional skills in Python and VBA desirable. Experience with Swaps, Bonds, or Equity products is essential. Excellent problem-solving skills and the ability ...

Software Engineer/Developer (C# .Net) London onsite to £90k Are you an experienced C#, backend focussed Software Engineer? You could be progressing your career in a hands-on, backend focussed Software Engineer role ...

Software Engineer/Developer (C# .Net Low Latency) London to £90k Are you a technologist who enjoys contributing to technical discussions and using the best tool for the job? You could be progressing your career at a global, financial Market Data provider whilst enjoying … collaborate with DevOps and Product Management within an Agile team environment working on a Greenfield Market Data platform. The platform has been built with C# deploying to AWS and requires high scalability and low latency - they currently handle 40 billion messages per day. You'll work across the full ...

Role description Principal software engineer- C#, .net, React, SQL, Azure with BFSI exp Location London Hybrid working with 3 days work from office -Mandatory Permanent/Fixed term/Contract inside IR 35 Immediate start Applicants must be legally authorized to work in the United … Provide support and maintenance for business-critical front-office applications. Investigate, troubleshoot, and resolve application, data, and performance issues. Develop and enhance applications using C#/.NET technologies. Design, develop, and optimize complex SQL queries, stored procedures, and database solutions. Build and support front-end functionality using React. Work ...

across London, Bengaluru and New York. Responsibilities Lead, mentor, and develop a small team of engineers Design and build scalable, maintainable distributed systems in C#/.NET Own delivery across multiple concurrent projects and priorities Drive best practices in testing, CI/CD, and software quality Collaborate … long‐term platform direction Act as the technical point of contact for the team Qualifications 8+ years of software development experience with C# and the .NET stack Proven experience leading or mentoring software engineers Strong track record building reliable, production‐grade systems Solid understanding ...

## Principal Software Engineer - C#Applylocations: Londontime type: Full timeposted on: Posted Todayjob requisition id: R5616The TP ICAP Group is a world leading provider of market infrastructure.Our purpose is to provide clients with access to global financial and commodities markets, improving price discovery, liquidity, and distribution … hour, multi-region trading operations (follow-the-sun handover, timezone-aware processing across London/New York/Singapore)Technical:* Expert-level C#/.NET (LTS): back-end services with ASP.NET Core.* Experience designing and delivering event-driven, service-oriented back-end systems (message brokers, async workflows, API design ...

seeking a Senior Software Engineer to design, build, and maintain scalable software solutions within our Technology team in London. You will translate complex requirements into robust, secure systems and contribute to architectural direction while mentoring peers. You'll work with Azure, .NET, containers ...

London is seeking a Senior Software Engineer to design and deliver scalable software solutions within a product-led engineering team. You will help shape architectural direction and build secure, high-performing systems across APIs, microservices and cloud-native platforms. The role emphasizes collaboration with ...

with talented professionals in an inclusive environment. Experience the adventure of working with cutting-edge technologies and a supportive team. As a Lead Software Engineer in the Commercial & Investment Bank - Technology team, you will play a pivotal role in enhancing and delivering trusted technology products. … using front‐end UI frameworks such as React or Angular Experience building ASP.NET MVC, Web API, or REST style applications Proficiency coding in C# with .NET Core or .NET frameworks Ability to develop, debug, and maintain code in a corporate environment using modern programming and database querying languages Understanding ...

with talented professionals in an inclusive environment. Experience the adventure of working with cutting-edge technologies and a supportive team. As a Lead Software Engineer in the Commercial & Investment Bank - Technology team, you will play a pivotal role in enhancing and delivering trusted technology products. … using front‐end UI frameworks such as React or Angular Experience building ASP.NET MVC, Web API, or REST style applications Proficiency coding in C# with .NET Core or .NET frameworks Ability to develop, debug, and maintain code in a corporate environment using modern programming and database querying languages Understanding ...

Caxton Associates LP. is looking for an experienced Software Engineer to lead a team in London. This … hands-on leadership role involves designing scalable systems, owning delivery across projects, and mentoring engineers. Candidates should have over 8 years of experience with C#, .NET, and other technologies. Strong communication and a solid understanding of software development practices are essential. Knowledge in finance and market data ...

Jobtailor in London is seeking a seasoned software engineer to design and build scalable services aligned with best practices. You will work across product, delivery and engineering teams to translate business needs into robust technical solutions. The role emphasizes architectural input, maintainable code, and leadership ...

leading governing body is seeking an experienced Senior Software Engineer for a 6-month contract. You will join an agile environment, contributing to the development and delivery of business-critical applications. Key responsibilities include supporting applications and improving development processes such as CI/CD. Essential ...

Role Purpose We are seeking a highly experienced Principal Software Engineer to provide technical leadership across our technology function, driving the design, delivery, and continuous improvement of enterprise applications and digital services. This is a senior hands‐on role for an individual who combines deep technical … design and architecture of scalable, secure, and resilient enterprise applications, ensuring alignment with business and technology strategies. Drive Technical Leadership – Define and champion software engineering standards, architectural patterns, best practices, and reusable frameworks across the engineering community. Own Delivery Outcomes – Lead complex technology initiatives from concept through ...

Zeti, an award-winning technology company based in Shoreditch, is seeking a Senior Engineer to lead the delivery … maintenance of ZetiOS. You will work closely with product managers and developers to drive quality standards and deliver best-in-class functionality using C# on Azure Functions, React, and TypeScript. The ideal candidate will have a strong background in software development, particularly in back-end technologies ...

Role Overview ICRV are seeking an exceptional Principal Engineer to own the architecture, design and hands‐on delivery of a desktop platform automating and streamlining trading desk workflows. This is a high‐visibility player‐coach role that may evolve to include formal people management. Role Responsibilities … hour, multi‐region trading operations (follow‐the‐sun handover, timezone‐aware processing across London/New York/Singapore). Expert‐level C#/.NET (LTS): back‐end services with ASP.NET Core. Experience designing and delivering event‐driven, service‐oriented back‐end systems (message brokers, async workflows, API design ...

company is seeking a Market Making Senior Software Developer in the UK to design, develop and maintain internal and external facing applications. You will build scalable services supporting multiple business streams across the company and collaborate with product owners and architects to translate requirements into robust technical solutions. ...

improvement. Own the design and architecture of scalable, secure, and resilient enterprise applications, ensuring alignment with business and technology strategies. Define and champion software engineering standards, architectural patterns, best practices, and reusable frameworks across the engineering community. Lead complex technology initiatives from concept through to deployment and support … with Microsoft Azure services and cloud-based application development. Strong experience with relational databases and data management technologies, particularly SQL. Deep understanding of software architecture, system design, data structures, and algorithms. Experience of developing front-end applications Experience working with data warehouse and analytical platforms Proven technical experience ...

consists of a dedicated team that executes complex, multi-leg synthetic strategies on behalf of institutional clients.Role OverviewICRV are seeking an exceptional Principal Engineer to own the architecture, design and hands-on delivery of desktop platform automating and streamlining trading desk workflows. This is a high-visibility player … hour, multi-region trading operations (follow-the-sun handover, timezone-aware processing across London/New York/Singapore)Technical:Expert-level C#/.NET (LTS): back-end services with ASP.NET Core.Experience designing and delivering event-driven, service-oriented back-end systems (message brokers, async workflows, API design ...

data and trading simulations Qualifications A degree in computer science or a related field At least 5-7 years of experience in a software engineering role A strong background in data structures, algorithms, and object-oriented programming in C++ Brilliant problem-solving abilities The ability to manage multiple … will have the opportunity to cover a broad spectrum of hands‐on development projects; the right person could range from a mid-level engineer that is looking to start their career at the company, to an experienced professional that is looking to make significant contributions to our global ...

Power Platform, especially: Model-Driven Apps, Dataverse, Power Automate Proven experience building enterprise-grade Power Platform solutions Extensive experience customizing Power Platform applications using: - C# Plugins, PCF Controls, Custom Connectors Experience in writing and integrating APIs Hands-on experience with: Azure API Management, Logic Apps, Azure Functions Experience with … Power Platform solutions for enterprise applications Build and enhance Model-Driven Apps, Dataverse solutions, and Power Automate workflows Develop custom components and integrations using C# Plugins, PCF, APIs, and Custom Connectors Implement integration solutions using Azure APIM, Logic Apps, and Azure Functions Manage code repositories, deployment pipelines, and release ...