1 to 25 of 414 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 ...

Senior Software Engineer - QuantumBlack, AI by McKinsey

Hiring Organisation
McKinsey & Company
Location
London, UK
Employment Type
Full-time
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 ...

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 Software Engineer, AI Centre of Excellence

Hiring Organisation
Checkout.com
Location
London, UK
Employment Type
Full-time
Code (Terraform).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.Awareness of ethical ...

Senior Software Engineer - Backend

Hiring Organisation
Fitch Ratings
Location
London, UK
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 ...

Bilingual Software Engineer / AI SaaS

Hiring Organisation
Computer Futures
Location
London, UK
Employment Type
Full-time
improvement initiativesCore RequirementsProfessional experience in software development (typically 2+ years depending on seniority)Proficiency in one or more programming languages (e.g., Java, Python, JavaScript, C#, Go)Experience with modern development frameworks and toolsBusiness-level Japanese (JLPT N2-N1 or equivalent) and English proficiencyExperience working in a team-based development environment ...

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 Microsoft 365 Developer

Hiring Organisation
Advania UK
Location
London, UK
Employment Type
Full-time
Azure OpenAI.Strong Azure PaaS development experience, including Azure Functions, Azure Storage, Logic Apps, APIs, managed identities and integration patterns.Strong capability in .NET Core and C# using currently supported versions.Experience with infrastructure as code using Terraform and/or Bicep for repeatable Azure deployments.Excellent written and verbal communication skills, including documentation ...

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/ ...

Principal Engineer

Hiring Organisation
Verisk Analytics
Location
London, UK
Employment Type
Full-time
within Agile software development environmentsNice to haveExperience with Swift and the Vapor framework for server-side API developmentExperience building APIs with technologies such as C# or JavaExperience with NoSQL databases including Couchbase or MongoDBFamiliarity with CI/CD pipelines, Docker, Kubernetes, and modern DevOps practicesWhy join Verisk Work on challenging ...

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 ...

C# Principal Software Engineer

Hiring Organisation
Pension Insurance Corporation plc
Location
London, UK
Employment Type
Full-time
DescriptionRole PurposeWe are seeking a highly experienced Principal Software Engineer to provide technical leadership across our technology function, driving the design, delivery, and continuous improvement of enterprise applications and digital services.This is a senior hands ...

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 ...

ASP.NET MVC Developer Fintech

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
advance the Technology Team • Further investigate cloud migration to ASW and the introduction of Hadoop Business Intelligence Analysts should have: 2 years commercial experience C# & ASP.NET MVC MS SQL Server Web Technologies Windows environments and IIS 7+Good educational background Computer Sciences Degree – 2:1 and above or equivalent HTML, Javascript ...

Head of Software Delivery

Hiring Organisation
Nexus Jobs
Location
London, UK
Employment Type
Full-time
systems.Experience with 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 with cloud technologies ...