1 to 25 of 228 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 ...

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 ...

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 ...

Senior Microsoft 365 Developer

Hiring Organisation
MS Talent Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
£80,000
PowerShell skills for administration, automation and migration. Experience with Azure PaaS, including Azure Functions, Storage, Logic Apps, APIs and managed identities. Experience developing with C# and .NET Core. Experience with Azure OpenAI and Azure AI Foundry or similar AI development platforms. Infrastructure as Code experience using Terraform and/ ...

Senior Microsoft 365 Developer

Hiring Organisation
MS Talent Ltd
Location
Westminster, Greater London, UK
PowerShell skills for administration, automation and migration. Experience with Azure PaaS, including Azure Functions, Storage, Logic Apps, APIs and managed identities. Experience developing with C# and .NET Core. Experience with Azure OpenAI and Azure AI Foundry or similar AI development platforms. Infrastructure as Code experience using Terraform and/ ...

Senior Developer

Hiring Organisation
Stealth B2B SaaS Startup
Location
London Area, United Kingdom
embrace the opportunity to use AI responsibly to help us build better software, faster, without compromising quality or maintainability. Technical Requirements Essential • C# • ASP.NET Core (.NET 8/9/10) • WPF and MVVM • RESTful APIs • SQL Server and Entity Framework Core • OpenID Connect, OAuth 2.0 and Role-Based Access ...

Senior Software Engineer II

Hiring Organisation
RX Global
Location
Greater London, United Kingdom
Employment Type
Full Time
business stakeholders to deliver measurable customer and business outcomes. - Mentor engineers through code reviews, pairing, technical guidance and knowledge sharing. Requirements - Strong proficiency in C#/.NET, JavaScript or TypeScript, React and SQL/PostgreSQL. - Experience delivering large, complex, global or multi-tenant production systems. - Strong ability to translate ambiguous ...

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/ ...

Technical Lead/Engineer Lead - London

Hiring Organisation
Evolve Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£71,000 - £113,000 per annum
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/ ...

Lead Software Engineer - Hybrid

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
Salary
£95,000
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 ...

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 Software Engineer

Hiring Organisation
Lynx Recruitment Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £105,000 per annum
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 Software Engineer

Hiring Organisation
Fruition Group
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
functional teams to deliver innovative business solutions. Mentoring junior developers and providing technical guidance where required. Requirements The successful candidate will bring experience in: C# .NET Core/.NET 8 Microsoft Azure Azure App Services, Functions, and Azure SQL Building and consuming RESTful APIs Entity Framework Core CI/ ...

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 Developer - .Net, Azure, Messaging, SaaS

Hiring Organisation
Jump IT Recruitment Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £75,000 per annum
C#, .NET 4 & 6, FIX, API’s, SQL Server, Azure cloud services (App/storage/networking), CI/CD, Agile, Message Bus/Messaging, Azure Service Bus, SignalR, RabbitMQ, Kafka, Azure DevOps, SaaS, Financial. This is a brilliant opportunity for a great client of ours based in the London ...

Software Developer in Test - C3

Hiring Organisation
Scale Factory
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Essential Skills & Experience: Eligibility for Security Clearance Experience in Agile environments (e.g., SCRUM, Kanban) A technical development background with coding skills in Java, C#, TypeScript, JavaScript, or similar Expertise in automation testing, with hands-on experience using tools like Playwright, Selenium, Cypress, or RestAssured Knowledge of integration testing and automation ...

Senior Technical Lead

Hiring Organisation
InstaResource Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
content schemas, design tokens and component specifications. Experience with prompt engineering or AI automation pipelines is highly desirable. Core Technical Skills: .NET/C# JavaScript/TypeScript React or Next.js RESTful APIs GraphQL CI/CD pipelines (Azure DevOps or GitHub Actions) Performance optimisation WCAG 2.1 accessibility standards SEO best ...

Technical Writer AVP

Hiring Organisation
Adecco
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£416/day
understand software code and technical concepts Technical writing experience within financial services or a similar regulated/complex business environment MS SQL, .Net, C#, SDLC, Agile, Development skills. MS SharePoint, Azure DevOps, Jira Location: This is a hybrid working role, with a requirement to work from the clients London office ...

Lead Software Developer In Test - Lead Consultant

Hiring Organisation
Scale Factory
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Proven leadership in QA/testing roles, with experience guiding teams and managing delivery in Agile environments (SCRUM, Kanban) Strong programming skills in Java, C#, JavaScript/TypeScript , or similar Deep expertise in test automation frameworks such as Selenium, Playwright, Cypress, or RestAssured Experience with integration testing, test strategy ...

AI Engineer

Hiring Organisation
DCV Technologies
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £650/day
Code OpenAI GPT/Azure OpenAI Anthropic Claude APIs Agentic AI LangChain LangGraph CrewAI Software Engineering Strong development experience with Python, JavaScript/TypeScript, C# or Java REST APIs and microservices Software architecture and engineering best practices Desirable Skills Experience with any of the following would be advantageous ...

.NET Developer - SaaS

Hiring Organisation
Avanti
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £55,000 per annum
team, where you'll have access to experienced technical leadership whilst still being given autonomy to solve problems. Responsibilities Building and maintaining applications using C#/.NET Core Developing new features across a cloud based SaaS platform Working with Vue/TypeScript on front-end functionality Building/Integrating REST ...

.NET Developer

Hiring Organisation
Avanti
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £55,000 per annum
team, where you'll have access to experienced technical leadership whilst still being given autonomy to solve problems. Responsibilities Building and maintaining applications using C#/.NET Core Developing new features across a cloud based SaaS platform Working with Vue/TypeScript on front-end functionality Building/Integrating REST ...

AI Copilot developer

Hiring Organisation
Adecco
Location
London, United Kingdom
Employment Type
Contract
gathering through to production deployment. Excellent communication and stakeholder management skills. Ability to work effectively across both technical and non-technical teams. Desirable Experience C#/.NET development. Azure services including Functions, Logic Apps, Azure DevOps and Service Bus. Power BI. API integration experience. SQL and Oracle databases. Experience working ...

Software Architect

Hiring Organisation
RX Global
Location
Greater London, United Kingdom
Employment Type
Full Time
patterns (e.g., microservices, event-driven), with experience in system design and modelling (e.g., UML, C4) Proficient in one or more languages such as C#, Python, or JavaScript/TypeScript Hands-on experience with AWS (and/or Azure, GCP), focusing on scalability, resilience, and cost efficiency Familiar with DevOps ...