1 to 25 of 469 C# Jobs in London

Senior AI Engineer

Hiring Organisation
Aimtech Recruitment Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
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 ...

Fullstack Developer (DV Cleared)

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Permanent
Salary
£70,000
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 ...

Principal Software Engineer – Data Technology Platforms(Associate Data Architect II)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
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 ...

DevOps Developer

Hiring Organisation
Stott & May Professional Search Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
£65,000
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 ...

Microsoft Power Platform D365 Developer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
. 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 ...

Full Stack Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
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 ...

Senior Software Engineer - Future Opportunities

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
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 ...

Senior AI Engineer

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Permanent
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 ...

Principal Software Engineer AI Native

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
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 ...

Solution Architect (Contract Role)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
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 ...

Senior Software Engineer - Backend

Hiring Organisation
Fitch Group
Location
Greater London, United Kingdom
Employment Type
Full Time
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 ...

Senior Software Engineer

Hiring Organisation
Lynx Recruitment Limited
Location
South West London, London, United Kingdom
Employment Type
Permanent
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 ...

Senior AI Developer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
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 ...

Technical Lead London

Hiring Organisation
EVOLVE IN RECRUITMENT LTD
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
stack required ideally: You can expect to work with the following technologies to ensure scalable, high-performance applications: Programming Languages: JavaScript/TypeScript, Java, C# Frameworks: Vue/Angular/React/Node/Next, Spring/Spring Boot, .NET/ASP.NET Cloud platforms: AWS, GCP, Azure CI/ ...

Senior Software Engineer, AI Centre of Excellence Software engineering London

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Proven problem‐solving skills and ability to thrive in fast‐paced environments. Excellent communication and collaboration skills across diverse teams. Preferred qualifications: Proficiency in C# or Java. Frontend development experience with JavaScript/TypeScript and frameworks such as React. Experience developing Generative AI applications, including model fine‐tuning and prototyping. ...

Lead Software Engineer (Hybrid)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
needs of the clients you’ve served Written production‐quality code using a variety of languages and frameworks, including but not limited to: Java, C#/.NET, Python, TypeScript, JavaScript, React, Go, Ruby, Scala, R, and SQL Leveraged AI‐assistive development tools for tasks like scaffolding, refactoring, debugging, test generation ...

Lead Software Engineer (Hybrid)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
needs of the clients you’ve served Written production‐quality code using a variety of languages and frameworks, including but not limited to: Java, C#/.NET, Python, TypeScript, JavaScript, React, Go, Ruby, Scala, R, and SQL Leveraged AI‐assistive development tools for tasks like scaffolding, refactoring, debugging, test generation ...

Principal Software Engineer, C#

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Responsibilities Provide technical leadership across our technology function, driving the design, delivery, and continuous improvement of enterprise applications and digital services. Define architecture, establish engineering standards, oversee delivery, and ensure solutions are scalable, secure, maintainable ...

Head of Software Delivery

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Equation and SQL Server environments. Technical Skills: Strong knowledge of software development methodologies (e.g., Agile, Scrum, DevOps). Proficiency in programming languages (e.g., Java, C#, Python) and software development tools. Experience with core banking systems (e.g., Equation), Treasury systems, and finance systems. Proficiency in SQL Server and database management. Familiarity ...

IT Development Team Lead (Full Stack)

Hiring Organisation
Euro Car Parks
Location
Central London, London, United Kingdom
Employment Type
Permanent
skills, accountabilities and development areas. Desirable Skills: 5+ years experience in working with the .NET framework, particularly with ASP.NET Core, React/React Native, C#, Web API Strong experience in working with Azure (preferably certified) including App Services, Azure Function, Service Bus Experience leading and mentoring small-to-medium hybrid ...

Senior Software Developer in Test - Senior Consultant

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Experience: Eligibility for SC clearance Significant experience in Agile environments (e.g., SCRUM, Kanban). Solid technical development background with strong coding skills in Java, C#, TypeScript, JavaScript, or similar Proven expertise in automation testing, with hands‐on experience using tools like Playwright, Selenium, Cypress, or RestAssured Strong knowledge of integration ...

Full Stack Software Engineer II - Java, React

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
inputs/outputs, and adherence to resiliency and security expectations Preferred qualifications, capabilities, and skills Experience with additional languages and frameworks such as .NET (C#) and Python Familiarity with modern front-end technologies such as React and/or Angular Experience with container platforms and platform-as-a-service environments ...

Senior Systems Engineer

Hiring Organisation
17918
Location
London, United Kingdom
Server, Databricks, Key Vault, AKS (Kubernetes), Networking, Managed Identity Infrastructure-as-Code (Terraform/Terraform Cloud) CloudFlare GitHub, GitHub Actions, Azure DevOps Pipelines Datadog C#, .NET Core/.NET Framework (being phased out) REST APIs, Hangfire, MediatR, Entity Framework, Mass Transit, xUnit/NUnit Node, Next.js, React PowerShell, Bash What ...

Senior Systems Engineer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
Server, Databricks, Key Vault, AKS (Kubernetes), Networking, Managed Identity Infrastructure-as-Code (Terraform/Terraform Cloud) CloudFlare GitHub, GitHub Actions, Azure DevOps Pipelines Datadog C#, .NET Core/.NET Framework (being phased out) REST APIs, Hangfire, MediatR, Entity Framework, Mass Transit, xUnit/NUnit Node, Next.js, React PowerShell, Bash What ...

Software Developer | Market Making Technology

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
networking and influencing others. Strategic collaborator with insight and agility, able to anticipate future challenges, ensuring operational effectiveness. Skills and Experience: Essential: Experience in C# .NET. Experience in at least one of JavaScript, Typescript, React, NodeJS, GraphQL, Docker. Experience of NoSQL or RDMS databases. Knowledge of modern CI/ ...