101 to 121 of 121 C# Jobs in the City of London

someone who wants to build, break, and optimize systems that the global financial market relies on every single day. The Technical Stack The Backbone: C#/.NET Core for robust automation development. Behavioral Testing: BDD implementation using SpecFlow or Reqnroll . Modern UI & API: Advanced automation utilizing Playwright and Selenium … FinTech Specialist: You have a commercial background in finance, payments, or high-stakes transactional systems. Code-First Mindset: You are proficient in C# and understand object-oriented principles, design patterns, and how to write maintainable test code. Naturally Curious: You aren't satisfied with a "pass" result—you want ...

Working for a major energy trader (energy/renewables). We are recruiting mid/senior level Software Developers with a background in C#/.Net (and ideally Angular). You must have experience in working in a front office role, used to interactions with Traders/Analysts. The Role … developing the core trading platform. The customers are varied; traders, analysts, researchers and data scientists. Essential Skills: 3 -5 years of experience working with C# and related .NET technologies Experience with RDBMS and SQL (Oracle, SQL Server, Sybase) Experience working in an agile scrum development model Self-motivated with ...

will develop and consolidate systems, write software, guide a team of developers, and take ownership of several critical platforms. This includes an in‐house C# PnL and Risk system that performs real‐time portfolio valuation, alongside other components that will be integrated into a cohesive, modernised core platform. You will … date) accounting reconciliations Particular interest in candidates with Fixed Income and Rates experience Technical Skills Strong computer science fundamentals Hands‐on development experience in: C# and .NET (essential for this role) Python within quant or data environments The client will also consider exceptional engineers from other OOP backgrounds such ...

.NET Developer, C#, WPF - Asset Management - London (Tech stack: .NET Developer, .NET 10.0, C# 14, WPF, Azure SQL, MVVM, Prism, TDD, Agile, Programmer, Engineer, Architect, .NET Developer) Founded in 1930, our client is a leading investment manager with offices in Europe, Asia and North America. They manage over £120 billion … across all asset classes and employ over 2000 people around the world. Working in tandem with Microsoft they are developing revolutionary .NET/C# software applications that have attracted much attention in the trade press. We are seeking two .NET Developer to work on these exciting Greenfield enterprise level .NET ...

.NET Developer, C#, WPF - Mobile Telecommunications - London (Tech stack: .NET Developer, .NET 10.0, C# 14, WPF, Azure SQL, MVVM, Prism, TDD, Agile, Programmer, Engineer, Architect, .NET Developer) Established in the early 1990s and listed on the London Stock Exchange our client is an instantly recognizable brand within the mobile telecommunications … launch of several new products. As such they are looking to recruit 6 .NET Developer to help design and develop the .NET/C# software applications that will be the backbone of this exciting new generation of products and services. The ideal .NET Developer candidates will have a skill ...

Power Platform Developer (D365/C#/Azure) London/Hybrid £70,000–£75,000 + bonus + benefits A leading financial services organisation is seeking a hands-on Power Platform Developer to join its in-house PP team. This is a pure developer role, reporting to the Platform Lead … focused on building and supporting a mature Microsoft Power Platform and Dynamics 365 estate. The role combines low-code development with traditional engineering, including C#, plug-ins and Azure Function Apps, to deliver robust, scalable solutions for a regulated, buy-side environment. The role Develop and enhance solutions using Power ...

Senior C# Engineer City of London (On-site) Permanent | £90,000 – £120,000 We’re partnered with an innovative proprietary trading firm in the City of London that is hiring a Senior C# Software Engineer . You’ll work on greenfield projects, cutting-edge technology, and play a key part … culture where innovation and creativity are encouraged Great work-life balance supported by wellness perks, healthcare, and team socials Key Requirements Strong background in C# and the .NET platform (working with the latest versions) Database knowledge (SQL Server, Oracle, or equivalent) Degree in Computer Science or related subject Fluent ...

Risk FX IT department with a global leading internation bank. This senior software development position requires a candidate with outstanding skills in C# and TypeScript/React, and a robust understanding of pricing models and risk analytics for both vanilla and exotic FX derivatives. The role involves close collaboration with … testing frameworks, and development practices. Required Skills & Qualifications: A degree in an IT-related subject with substantial experience in software development. Highly experienced in C#, TypeScript/React, and Quant Library integration. Solid understanding of mathematics as applied to derivatives risk and pricing. Excellent written and verbal communication skills ...

Graduate Software Engineer - Portfolio Management £45K - £55K + Bonus + Bens A small, high-performance team at the centre of a specialist risk manager are looking for several Computer Science/Maths graduates to join ...

C#/.NET Developer – Permanent 📍 London (Hybrid) 💷 £58,000 – £62,000 per annum 🗓 Full-time (5 days per week) 🏢 Office-based Tuesday, Wednesday & Thursday 💰 Bonus: 10% company bonus plus an EOT (tax-free) bonus in the same bonus pot The Opportunity We’re hiring a C#/.NET Developer … technical teams Contributing to documentation and knowledge sharing Supporting the long-term transition to a stable, permanent development setup ✅ Essential Skills Strong experience with C#/.NET Solid SQL skills (queries, data handling, optimisation) Experience in insurance or financial services Experience working on live production systems Comfortable ...

Senior Software Engineer/Team Lead (Windows C/C++, C#) London to £115k FTC Are you a skilled C++ Software Engineer with technical/team leadership skills looking for a new opportunity? You could be progressing your career in a senior, hands-on role at a global market data … time and low latency, maintaining data feeds and developing key underlying transport protocols for data transmission. The platform has been built with C++ and C# deploying to AWS and requires high scalability and low latency - they currently handle 40 billion messages per day. You'll remain hands-on with approximately ...

related subject. 5+ years' experience delivering or coordinating complex technical/software projects. Strong technical understanding - ideally with knowledge of development concepts (e.g.?C#,?.NET,?SQL Server). Logical, analytical mindset with a keen eye for detail and structured problem-solving. Excellent communication skills and ability to liaise with colleagues … this role could be a great fit: Technical Project Manager, IT Project Manager, Software Project Manager, Technical Delivery Manager, Technology Project Coordinator, Project Analyst, C#, .NET, SQL Server, Agile, Waterfall, Ticketing tools, Version Control Systems. Deerfoot Recruitment Solutions Ltd is a leading independent tech recruitment consultancy in the UK. ...

related subject. 5+ years' experience delivering or coordinating complex technical/software projects. Strong technical understanding - ideally with knowledge of development concepts (e.g. C#, .NET, SQL Server). Logical, analytical mindset with a keen eye for detail and structured problem-solving. Excellent communication skills and ability to liaise with colleagues … this role could be a great fit: Technical Project Manager, IT Project Manager, Software Project Manager, Technical Delivery Manager, Technology Project Coordinator, Project Analyst, C#, .NET, SQL Server, Agile, Waterfall, Ticketing tools, Version Control Systems. Deerfoot Recruitment Solutions Ltd is a leading independent tech recruitment consultancy in the UK. ...

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Full Stack Engineer/Developer (C# .Net SQL React) London/WFH to £80k Do you have experience across the full tech stack within a finance environment? You could be progressing your career at a boutique Asset Manager that specialise in Fixed Income markets and have multi-billion dollars under ...

contributing to design reviews, architecture decisions and complex problem-solving. Review critical code changes, influence patterns and frameworks, and guide engineers on best-practice C#/.NET development. Act as a technical escalation point for complex platform or production issues. Help shape the long-term technical roadmap and platform evolution … . Required Experience & Skills Significant experience in a senior engineering leadership role (Head of Engineering, Engineering Manager, Technical Director or similar). Strong C#/.NET background , with the ability and desire to stay 10–20% hands-on . Proven experience within payments, fintech, financial services or banking environments. Experience ...

potential. Position Overview We are seeking a highly skilled and experienced Senior Software Engineer to join our development team. You bring extensive expertise in C# and Unity, with a strong ability to architect and implement efficient, maintainable systems. This role involves architecting and implementing scalable and re-usable systems using … C# and Unity across multiple areas of the game, including — but not limited to — addressables, package management, data binding, UI and general systems and editor tooling that support our games and their features and functionality. You will collaborate closely with other engineering teams, design, production, QA, and other stakeholders ...

single point of contact for internal/external audit, compliance, and IT security. Handle audit requests, walkthroughs, and create timely evidence (C# source code, SQL scripts, server config, Azure DevOps logs, ServiceNow change records, Jira artefacts). Maintain an audit-ready repository of artefacts and narratives (control matrices, process maps … access log review). Interpret Technical Details for Auditors Ability to understand C# code and SQL scripts to verify logic and queries. Interpret permissions (Windows, Azure AD, Azure DevOps) and explain them clearly to auditors. Translate technical details into auditor-friendly narratives. IT Controls & Governance Operate and improve general ...

based connectivity to exchanges, brokers, and counterparties, rather than purely trading applications. The ideal candidate will be a FIX protocol expert with strong C#/.NET development skills, deep understanding of electronic market connectivity, and direct experience working in Front Office environments. Highly desirable candidates will have contributed … contributed to the QuickFIX open-source project Deep experience with FIX engines such as QuickFIX or similar frameworks Strong hands-on experience with C#/.NET Proven Front Office development experience Solid experience building and supporting market connectivity (exchanges, brokers, gateways, adapters) Direct exposure to Power and Gas trading markets ...

have large technical teams underpinning desks of quants and traders, as they trade in a computer driven yet collaborative manner. The codebase is in C#, and they have a multiple engineers on their trading desks building bespoke trading tools and platforms for the investment professionals. The work would focus … building out a brand new OMS system, while also augmenting and extending current features of other apps. Stack: C#, React, AWS, Python The firm has a modern tech stack, hybrid work model and also a leading compensation package. If this sounds of interest, please do apply. ...

workflows for business users. Key responsibilities include: Developing and enhancing C++ pricing components used for actuarial and financial modelling Working on Excel XLLs and C# COM add-ins to expose pricing functionality to end users Supporting Server Side pricing calculations behind web services Contributing to UI development, including work with … Strong commercial experience with C++ (C+/14) Background in financial services, ideally pricing, actuarial, or trading systems Experience with Excel integration (XLLs, VBA, C# COM add-ins) Solid understanding of multi-threaded and high-performance systems Experience working in Linux and Windows environments Familiarity with tools such as Boost ...