1 to 25 of 970 C# Jobs in London

Agentic AI solutions within a regulated environment. The role is Hybrid and requires onsite attendance in Central London 23 days per week. Technical Skills C#, ASP.NET Core, Entity Framework Python, FastAPI JavaScript, TypeScript React or Angular REST APIs, Swagger/OpenAPI SQL Server, PostgreSQL, NoSQL and vector databases Azure ...

Experience developing full stack applications using modern front-end and back-end technologies. Strong programming skills in languages such as JavaScript/TypeScript, Java, C#, Python, or Node.js. Experience with front-end frameworks such as React, Angular, or Vue.js. Experience building and consuming RESTful APIs and microservices. Knowledge of software ...

production systems end to end. Experience in insurance, reinsurance or wider financial services is a plus, but not essential. Backend: Strong programming skills in C#/.NET or Python, with solid API design and strong SQL. Frontend: Practical experience building modern user interfaces with React or Angular and TypeScript. Cloud ...

Agentic AI, AI skills development and security triage. Ability to code in at least one programming language e.g. Python/JavaScript/CSharp/Powershell Prior experience working in a large organisation or Financial Services is an advantage Excellent analytical skills with attention to details CISSP/CSSLP/ ...

timelines with strategic platform evolution. Preferred Qualifications Experience within Financial Services, Asset Management, Banking, Wealth Management, or Capital Markets. Development experience using: .NET/C# Azure Functions Azure Services Familiarity with Agile delivery frameworks and methodologies. Experience with Test-Driven Development (TDD) and test automation practices. Knowledge of modern data ...

within software teams Hands-on experience and willingness to learn across frontend (TypeScript, React, Angular, Vue, Next.js, Tailwind), backend (Python, Node.js, Java/Spring, C#/.NET), and databases (SQL, NoSQL, vector databases, ETL)Experience with LLM frameworks, prompt orchestration, agent frameworks, MCPs, evaluation frameworks, and cloud platforms (Azure ...

members and stakeholders Hands-on experience and willingness to learn across frontend (TypeScript, React, Angular, Vue, Next.js, Tailwind), backend (Python, Node.js, Java/Spring, C#/.NET), and databases (SQL, NoSQL, vector databases, ETL)Experience with LLM frameworks, prompt orchestration, agent frameworks, MCPs, evaluation frameworks, and cloud platforms (Azure ...

state. Operational contribution to incident and request resolution, successful changes, service improvements and platform stability. Essential Skills & Experience Demonstrable experience in software development using C# and .NET. Working knowledge of HTML, CSS, JavaScript or TypeScript, with exposure to a modern front-end framework such as Vue or React. Understanding ...

. Experience integrating Power Apps solutions with APIs or third-party solutions Knowledge of Azure PaaS, APIs, and integration services. Development experience (.NET, C#, TypeScript). Additional Information At Version 1, we believe in providing our employees with a comprehensive benefits package that prioritises their wellbeing, professional growth, and financial ...

production systems end to end. Experience in insurance, reinsurance or wider financial services is a plus, but not essential.* **Backend:** Strong programming skills in C#/.NET or Python, with solid API design and strong SQL.* **Frontend:** Practical experience building modern user interfaces with React or Angular and TypeScript.* **Cloud ...

Teams, SharePoint, Power BI).Experience integrating Power Apps solutions with APIs or third-party solutionsKnowledge of Azure PaaS, APIs, and integration services.Development experience (.NET, C#, TypeScript).Additional InformationAt Version 1, we believe in providing our employees with a comprehensive benefits package that prioritises their wellbeing, professional growth, and financial stability.Share ...

Degree or equivalent in Information Systems or Computer Science or related discipline/equivalentProven years of experience in software development working with the following:C# preferred;SQL databases (e.g. SQL Server);Front-end technologies (HTML5, CSS, JavaScript frameworks – Angular preferred);Cloud services (Azure preferred);Experience with GenAI development tools such ...

technologies/engineering as a means to achieve this. You have advanced working knowledge of a general programming language (e.g. Scala, Python, Java, C# etc.) and understand both domain modelling and application programming. You have working knowledge of data management platforms (SQL, NoSQL, Spark/Databricks etc.) You have working ...

other applications.Technical Proficiencies: Proficiency in programming and scripting languages relevant to the enterprise stack. This may include Python/Django, Java or C# for application development. Solid skills in SQL and working with relational databases (particularly Oracle Database and PL/SQL) are required. Comfortable working in a Linux environment. ...

Engineering Significant hands-on experience in software development and object-oriented programming. Strong experience building scalable full-stack applications using TypeScript/React and C#/.NET. Deep understanding of software engineering fundamentals, including design patterns, modular architecture, maintainable code and testing practices. Proven experience developing RESTful APIs, integrations ...

value.Skills & Experience:Strong commercial experience as a Senior Software Engineer or AI Engineer with a full-stack Microsoft development background.Extensive experience developing applications using C#/.NET and modern frontend frameworks such as React or Angular.Experience designing and building REST APIs and integrating AI capabilities into enterprise applications.Strong knowledge ...

engineering progressing into solution architecture, with hands‐on design of data-intensive systems, ideally in insurance, reinsurance, or financial services. Strong programming skills in C#/.NET or Python, solid SQL knowledge, and experience with modern UI frameworks such as React or Angular with TypeScript. Hands-on infrastructure-as-code ...

Experience: Strong commercial experience as a Senior Software Engineer or AI Engineer with a full-stack Microsoft development background. Extensive experience developing applications using C#/.NET and modern frontend frameworks such as React or Angular. Experience designing and building REST APIs and integrating AI capabilities into enterprise applications. Strong ...

modeling: SQL, NoSQL (MongoDB, Cassandra) and performance tuning.Familiarity with messaging systems (Kafka, RabbitMQ) and asynchronous architectures.Strong programming experience in one or more languages (Java, C#, Python, JavaScript/TypeScript, Go) and build tools (Maven, Gradle).Experience implementing test automation strategies, TDD/BDD practices and load testing (JMeter).Practical knowledge ...

Aventum. Any additional duties as assigned. Role Requirements Significant experience as a Senior, Lead, Staff, or Principal Software Engineer. Strong expertise in TypeScript, React, C#, and .NET. Proven experience building enterprise‐scale applications and distributed systems. Deep understanding of software architecture, design patterns, testing, and engineering best practices. Experience building ...

designed data‐intensive systems you also helped build, ideally in insurance, reinsurance or wider financial services. Technical Stack: Current, practical programming skills, ideally in C#/.NET or Python, with strong SQL, working knowledge of modern UI frameworks such as React or Angular with TypeScript, and hands‐on experience with ...

designed data-intensive systems you also helped build, ideally in insurance, reinsurance or wider financial services.* **Technical Stack:** Current, practical programming skills, ideally in C#/.NET or Python, with strong SQL, working knowledge of modern UI frameworks such as React or Angular with TypeScript, and hands-on experience with ...

Kafka, MSK, or EventBridge. Experience with caching technologies including Redis or Valkey. Experience with NoSQL databases such as MongoDB or DynamoDB. Experience working with C#/.NET applications and services. Experience working in financial services, regulated environments, or data-intensive platforms. Background in data engineering, data platforms, analytics ecosystems ...

closely with clients and stakeholders throughout project delivery. What We're Looking For 5+ years' commercial software engineering experience. Strong experience developing applications using C#/.NET . Experience with React , JavaScript and TypeScript. Strong understanding of cloud-native application development on Microsoft Azure . Experience with Azure services such ...

capability within the team. Skills and Experience Essential Strong commercial experience in full stack software development. Proficiency in one or more of .NET/C#, Python, React, or Node.js. Experience delivering production software in customer or enterprise environments. Practical knowledge of LLMs, prompt engineering, RAG, or AI application development. Experience ...