101 to 125 of 135 C# Jobs in Central London

Senior Software Engineer Key Technologies: C#, .NET, React, JavaScript, Typescript, AWS, Docker City of London, United Kingdom Perm Role: £80,000 - £120,000 Harrington Starr has partnered with a Global Financial Services Vendor and they are looking for a Senior C#, .NET Software Engineer to join their growing team! This … Central London. Excellent salary base of up to £120,000 based on experience. Key skills, experience and qualifications required: Excellent knowledge and experience with C#, .NET and React. Strong experience with TypeScript/JavaScript. Experience with cloud technology – specifically AWS. Knowledge of TDD/BDD. Excellent communication skills. Unrestricted right ...

will join a extremely talented development team and you will be exposed to creating and maintaining our client's own applications based around a C#/.NET/SQL Server/ASP.NET universe. Many projects are greenfield projects and allow you to make your own mark on the development process … within it. This is predominantly an office-based role. As well as very competitive salaries, our client offers a comprehensive benefits package. Skills required: C# Worked with the latest version of the .NET platform Database experience - SQL Server WPF Angular, TypeScript Excellent communication skills both written and verbal Knowledge ...

.NET Architect - Social Messaging Platform - London (Tech stack: .NET Architect, .NET 10.0, ASP.NET Core, C# 14, Azure SQL, .NET MAUI, GitHub Copilot, Docker, Kubernetes, Microservices architecture, Angular 21, Vue.js, TypeScript, Programmer, Full Stack Engineer, Developer, .NET Architect) In 2012 our client launched a social messaging platform that has been taking … these new markets and help enhance this already successful company! Successful .NET Architect candidates should be able to demonstrate strong knowledge of: .NET 10.0, C# 14, Azure SQL, .NET MAUI, GitHub Copilot, Docker, Kubernetes, Microservices architecture, Angular 21, Vue.js, TypeScript, Azure, AWS, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban ...

.NET Developer, C# 14, WPF - London (Tech stack: .NET Developer, .NET 10.0, C# 14, WPF, Azure SQL, MVVM, Prism, TDD, Agile, Programmer, Engineer, Architect, .NET Developer) In just over three years our client's community has grown to over 150 million people. They enable their users to share photos … product that will have a dramatic impact on the company's growth. .NET Developer applicants should have a skill set that includes: .NET, C#, WPF and SQL Server. Our client will give you the opportunity to work on enterprise level software development projects and provide training into: .NET 10.0, C# ...

C# skilled Software Engineer/Quant Developer, you'll work closely with portfolio managers, researchers, and data scientists to build and maintain the systems that drive our alpha-generating strategies. You’ll contribute to every part of the investment pipeline—from research tooling and data infrastructure to real-time trading … systems. Key Responsibilities: Design, develop, and optimize high-performance trading tools and data pipelines using C# and ideally Python Build research platforms that empower quantitative analysts and strategists Integrate and manage large, complex datasets from a variety of sources Collaborate with quants and PMs to implement and backtest trading models ...

client is a leading hedge fund and they are looking to hire a Software Engineer that is highly proficient in C# to join their Post-Trade Tech team. The team is responsible for building systems that power almost every area of the firm. Responsibilities : Build and deploy full-stack features … using C# (.NET Core) on the backend and the frontend responsibilities. Develop critical platforms and applications across the business. Work with complex data sets in SQL (MSQL/PostgreSQL) to ensure accurate financial reporting. Collaborate directly with business stakeholders to translate requirements into user-friendly tools. Qualifications: 2–5 years ...

Cosmos DB across mission-critical workloads. You will shape partitioning models, indexing strategies, consistency models, and performance tuning while building reusable frameworks in C#/.NET or Node.js. Expect close collaboration with architects and DevOps to embed Cosmos DB into microservices, backed by robust CI/CD through Azure DevOps. … This position offers genuine impact in a regulated, high-velocity technology environment. Key Skills: Azure Cosmos DB (SQL/Mongo API), NoSQL modelling C#/.NET or Node.js Azure Functions, App Services, AKS, Logic Apps CI/CD with Azure DevOps Performance optimisation (Azure Monitor, App Insights) Distributed systems & concurrency ...

finish Coordinate and support UAT with business users. Develop and maintain automated test scripts using xUnit, Nunit & RestSharp for Backend and MS Playwright with C# or Typescript for Frontend Create and execute test plans and test cases for software applications. Collaborate with the development team to identify test scenarios … related field. At least 3 years of experience in automation testing with xUnit, Nunit, MS Playwright, RestSharp Experience in programming languages such as C# in Dotnet Soft skills like good communication skills Strong understanding of Agile methodologies and experience working in an Agile development environment. Ability to work ...

based vehicle integrations, and real-time energy data streams. The Role We’re looking for a skilled Backend Developer with strong experience in C# and the .NET ecosystem to help us scale and evolve our core data and API infrastructure. You’ll play a central role in designing, building … evolve our internal tools and services to support ClearWatt’s growing product suite. What We’re Looking For 2+ years of professional experience with C# and .NET Core . Experience building REST APIs or microservices at scale. Familiarity with cloud-native design and Azure services . Understanding of async programming ...

essential part of building the new product architecture. We expect this team to work across multiple technologies around a core, including Angular, Python, C#/.Net, SQL, AWS (EKS, S3, Lambda, CDK, etc.), Applied AI/ML libraries and frameworks. About The Role: We are hiring a Software Engineering Lead … frameworks to meet business needs. Experience with AWS or similar cloud providers, including knowledge of running cost-effective serverless architecture. Experience working with Python, C#, and Angular. Strong interpersonal, communication, and presentation skills applicable to a wide audience. Experience with PyTorch, Scikit-learn, Go, Databricks, JavaScript, and Azure Pipelines ...

AI Evangelist - Inside IR35 - Hybrid Role Overview The Senior AI Evangelist plays a pivotal hands-on role in shaping and driving the responsible adoption of Artificial Intelligence across the organization. This position bridges the gap ...

partnered with a leading fixed income hedge fund in London seeking a talented C# Developer to join their front-office technology team. The fund has a strong and consistent performance track record and has invested heavily in its quant and tech capabilities as part of a wider growth plan. … team multiple times so are able to go into detail regarding set up of the team and role The team primarily uses C# for core systems and Python within quant and data teams. C# and .Net experience and knowledge are essential for this role, but the fund will consider exceptional ...

Full Stack Post Trade Developer – Elite Systematic Hedge Fund – C#, Angular/React, SQL – London – Multiple Headcount – Market Leading Compensation One of the world’s most forward-thinking systematic hedge funds is expanding its Post-Trade Technology group and is hiring a Post-Trade Developer to build the external-facing … developers in a lean, technically strong team where projects are shared and impact is visible. Tech Stack Frontend: Angular/React Backend: C# Database: SQL Server What They’re Looking For Strong full-stack engineer (C#, SQL + Angular/React) Experience building client-facing or external web applications Ability ...

Lead C# Engineer – Core Trading Systems - Global Multi-Asset Investment Firm - London - Up to £400k TC Our client is a globally recognized, multi-asset investment firm managing over $25 billion in assets on behalf of a major philanthropic foundation and select institutional partners. Operating as both a family office … high-performance applications. Contribute to the modernization of legacy systems by migrating infrastructure to AWS and Snowflake, improving scalability and maintainability. Develop solutions using C#, Python, SQL Server, and cloud-native tools, alongside modern UI frameworks such as React or Angular. Provide ongoing production support for mission-critical systems during ...

Opportunity: Senior C# Quantitative Developer | Capital Markets Technology Location: London Type: Full-time/Contract Rate: £800 p/d (Outside IR35) Client: Leading Global Investment Bank Hybrid: 1 day per week in the office Are you ready to be at the forefront of technology and finance? Our client … tier investment bank, is looking for a Senior C# Quantitative Developer to join their high-impact Capital Markets Technology team in London. This is a unique opportunity to bridge the worlds of quantitative analysis and software engineering—delivering cutting-edge solutions to drive pricing, risk management, and liquidity strategies ...

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 ...

title: C# Senior Software Engineer (VP) Client: Investment Firm Experience Level: 5+ years' Salary: - Up to £130k + Bonus Location: London (Hybrid) An elite investment client are searching for Senior C# Developers to join a group of the highest-regarded talent around! Role This is to build … latest frameworks within .Net Skills/Experience Proven experience working as a Software Engineer within the financial services domain Knowledge of C# .Net core Degree in Computer Science/Engineering is preferred! Experience with any web technologies including WPF or React is sought after ...

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 ...

involved in challenging, complex development for industry leading companies, as well as smaller start up projects Centered on a tech stack that includes C# .NET, React AWS, and event-driven microservices, this position is tailored for engineers ready to thrive in modern cloud-based ecosystems. As an Engineer you will … growth and excellence. Ideal candidates hold a Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field. A .NET, C# and backend or full-stack development is essential, complemented by strong problem-solving skills, an agile mindset, and excellent communication. What You'll Get: Competitive salary ...

BRING Strong experience with Service Fabric and Kubernetes Proven experience architecting and scaling B2B SaaS platforms Strong full-stack technical expertise – especially across C#, JavaScript, and React Experience integrating with APIs and identity platforms (e.g. Microsoft Entra ID/Azure AD) Solid understanding of cloud infrastructure – ideally Azure and Service … hands-on approach to problem-solving and decision-making Background in IAM or SSO is a bonus OUR TECH STACK Frontend: React, JavaScript Backend: C#, .Net, Azure Service Fabric Infrastructure: Azure, Service Fabric, Cosmos DB WHY COCENTRIC Be a key part of a product that’s transforming how the frontline ...

Azure AI solutions, including Azure OpenAI Service, Azure Cognitive Services, and Azure Machine Learning Requirements Extensive experience with Azure AI solutions, programming expereince (Python, C#, or Java) Thisis a brilliant new role, and an opportunity to join a business who are genuinley growing this team to be a future centre … team that will significantly contribute to the digital transformation this STEM business Role requirements Strong Programming Skills: Proficiency in programming languages such as Python, C#, or Java, with a deep understanding of software development principles. Extensive experience with Azure AI solutions, including Azure OpenAI Service, Azure Cognitive Services, and Azure ...

Senior DevOps Engineer - FinTech SaaS Scale-Up - London/Remote (Tech Stack: DevOps Engineer, AWS, Azure, Kubernetes, Docker, Linux, Istio, Terraform, Helm, Go, Python, C#, Prometheus, Grafana, ELK, Ansible, Concourse, Nexus, SonarQube, Cloud, DevOps Engineer) We're looking for a Senior DevOps Engineer (AWS, Kubernetes, Terraform, Helm) to join … just follow it. Our client is seeking a Senior DevOps Engineer with experience in: AWS, Azure, Kubernetes, Docker, Linux, Istio, Terraform, Helm, Go, Python, C#, Prometheus, Grafana, ELK, Ansible, Concourse, Nexus, SonarQube, Cloud, DevOps Engineer. If you're missing one or two areas, don't worry - training and mentorship ...

Back End Developer (C#, .NET, SQL) We're supporting a well-backed SaaS scale-up in the learning-tech space who are hiring a Backend Developer to join their growing engineering team. If you enjoy building real features end-to-end, not just patching bugs, this is a great fit. … What you’ll be doing Building and maintaining backend services in C#, ASP.NET, .NET Working heavily with MS SQL and API development Contributing to new feature design, architecture discussions, and code reviews Helping shape a platform used by thousands of users Collaborating with a small, supportive team where your work ...