1 to 25 of 235 C# Jobs in London

Java Full Stack Engineer (SC eligible)

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
NoSQL (MongoDB) or SQL databases such as Postgres Experience working with GOV.UK standards or in the UK public sector Exposure to Node.js, Kotlin or C# Experience integrating solutions with LLMs (LangChain, Vercel AI, etc.) Why This Role Stands Out Real impact: contribute to digital services used by millions Huge investment ...

Java Full Stack Developer

Hiring Organisation
Stealth IT Consulting Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
£55,000
familiarity with MongoDB is preferred) or SQL databases such as Postgres Familiarity with web standards, accessibility, and development best practice Bonus: Building microservices in C# Experience building solutions that integrate with LLMs using tools such as Vercel AI, Langchain etc. Using the GOV.UK Design System and using Nunjucks ...

Lead Developer .net /Azure

Hiring Organisation
Akkodis
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £88,000 per annum
solution design and technical strategy. Explore and adopt emerging tech such as AI, ML and automation. Skills & Experience Strong hands-on experience with C#, .NET, JavaScript, HTML/CSS, React . Solid knowledge of Azure PaaS (Functions, Logic Apps, Cosmos DB, App Service, ARM/Bicep). Experience with Azure ...

IT Solution Architect

Hiring Organisation
BDO
Location
London, United Kingdom
Employment Type
Permanent
presentation skills. Able to communicate to stakeholders at all levels of the organisation and 3rd parties. Experience working with the following technologies: JavaScript, React, C# .NET, Python, SQL, APIs, Azure, Power Platform, SaaS, PaaS, IaC. Exposure to and understanding of emerging technologies e.g. AI, LLMs, Machine Learning, NLP, MCP etc. ...

Senior .Net Developer - Remote - UK Based Only

Hiring Organisation
Morris Sinclair Recruitment
Location
REMOTE, St James's Square, Greater London, United Kingdom
Employment Type
Permanent
Salary
£70000 - £100000/annum
Microsoft Developer Strong Academic Background with Demonstrable Achievements Proven ability to excel in time-constrained, algorithmic problem-solving Technical Expertise: Advanced Proficiency in: C# and .NET Framework Microsoft Azure Cloud Platform SQL and SQL Server Complex Data-Driven Software Development Strong Algorithm and Data Structure Knowledge Preferred Background: Experience ...

Azure Cosmos DB Developer

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £450 to £500 per day
purpose. Your Responsibilities Develop cloud-native applications using Azure Cosmos DB (SQL API, Mongo API). Build reusable libraries and frameworks in C#/.NET or Node.js Establish robust CI/CD pipelines through GitLAB DevOps to streamline delivery and reduce operational overhead. Design efficient data models tailored to NoSQL ...

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 ...

Developer (MS) (18 Months FTC)

Hiring Organisation
London Borough of Barnet
Location
Barnet, London, United Kingdom
Employment Type
Contract
Contract Rate
£56376 - £61653/annum
understanding of SharePoint development, including structured libraries, metadata, permissions and integration with other data sources. - Knowledge of core development languages such as PowerShell, JavaScript, C#, Python or similar. - Experience working with data sources including MS SQL, Dataverse, APIs, REST services, JSON/XML and other integration methods. - Strong problemsolving skills ...

Senior .NET Developer - Risk Technology

Hiring Organisation
Robert Walters
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £115,000 per annum
improve system performance and risk analysis Work effectively with global teams across multiple locations Key Requirements Strong hands-on experience in software engineering using C# and .NET Core Solid understanding of CI/CD tools and practices (e.g., Jenkins, TeamCity, Git, Nexus) Experience within enterprise-level or investment banking environments ...

Senior UX/UI Designer & Frontend Developer - Figma, React - Global

Hiring Organisation
Smart Sourcer Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
testing and iterate designs based on real feedback from legal professionals. Ensure consistency across platforms and champion accessibility (WCAG). Integrate with backend services (C#, Azure) and contribute to API-driven developmentideal for someone keen to expand their backend exposure. Maintain design systems, component libraries, and documentation to support scale ...

Developer (AI/RPA) (18 Months FTC)

Hiring Organisation
London Borough of Barnet
Location
Barnet, London, United Kingdom
Employment Type
Contract
Contract Rate
£56376 - £61653/annum
testing. - Understanding of cloud services such as Azure Functions, Logic Apps, Azure AI Foundry or similar. - Strong coding skills, ideally in JavaScript, PowerShell, Python, C# or VB.NET. - Excellent communication skills and the ability to collaborate across multidisciplinary teams. - A proactive mindset, with a commitment to continuous learning, experimentation and emerging ...

.NET Developer

Hiring Organisation
Meritus Talent
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £650 per day
HAVE SC CLEARANCE Essential Criteria: We are interested in hearing from candidates who have the following capabilities: Valid Security Clearance (transferable) Strong experience with C#, .NET, SQL, Angular, HTML, and JavaScript Eagerness to learn and implement new learning. Desirable Criteria: It would also be beneficial, but not mandatory, to have ...

Technical Lead

Hiring Organisation
EVOLVE IN RECRUITMENT LTD
Location
South West London, London, United Kingdom
Employment Type
Permanent
defencefinancialservicesandtransport.WithteamsthatoperategloballyfromofficesacrosstheUK,Ireland,theUS,Nordics,andNetherlands. JobDescription WhyconsiderjoiningtheDigital&Datacommunity Growaflexibleanduniquecareerwithinatrust-basedenvironmentthatvaluesexcellence,innovation,andcuriosity.Youhavetheoptiontoprogresswithusonatechnicalcareertrack.NoneedtogoontothePartnercareertrackifthisdoesntalignwithwhatyouwanttodo. Workonabroadvarietyofprojectsandtechstacksforclientsacrosssevensectors-noprojectiseverthesame Techstackrequiredideally: Whileweadvocateforusingtherighttechfortherighttask,youcanexpecttoworkwiththefollowingtechnologiestoensurescalable,high-performanceapplications: ProgrammingLanguages:JavaScript/TypeScript,Java,C# Frameworks:Vue/Angular/React/Node/Next,Spring/SpringBoot,.NET/ASP.NET Cloudplatforms:AWS,GCP,Azure CI/CD:Jenkins,GitHubActions ...

AI Engineer

Hiring Organisation
Hansen Technologies
Location
Greater London, England, United Kingdom
Azure, GCP) and multi-cloud integration. Deep understanding of large language models, machine learning frameworks, and AI architectures. Proficiency in programming languages (Python, Java, C#). Strong analytical and problem-solving skills for complex system design. Experience with DevOps practices and deploying scalable AI services. Excellent communication and collaboration skills ...

Lead Solution Architect

Hiring Organisation
BP Energy
Location
London, UK
Employment Type
Full-time
with real-time reporting, distributed caching, and unstructured databases such as MongoDB. Technical Architecture: You are confident with modern design patterns, AWS cloud services, C# or Java, containerisation (Kubernetes, Docker, OpenShift), and infrastructure-as-code tools such as Terraform. Familiarity with React for UI development is highly valuable. Integration Expertise ...

Lead Solution Architect

Hiring Organisation
BP Energy
Location
South West London, London, United Kingdom
Employment Type
Work From Home
with real-time reporting, distributed caching, and unstructured databases such as MongoDB. Technical Architecture: You are confident with modern design patterns, AWS cloud services, C# or Java, containerisation (Kubernetes, Docker, OpenShift), and infrastructure-as-code tools such as Terraform. Familiarity with React for UI development is highly valuable. Integration Expertise ...

Azure Cloud Engineer

Hiring Organisation
Syntax Consultancy Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £600/day Inside IR35
junior engineers. Desirable: Experience implementing or maintaining a CI/CD pipeline using Github Actions, Terraform, and Azure. Azure Monitoring. Software development experience using C# and SQL Server. Packer, Kubernetes, AKS, Flux or Helm Banking/Financial Services domain experience preferred. Must hold active SC Security Clearance used ...

.NET Developer

Hiring Organisation
Lime Street Recruitment Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£50,000
Required We are looking for someone who combines strong technical ability with excellent problem-solving skills. The successful candidate will demonstrate: Advanced knowledge of C# .NET with a track record of designing and delivering high quality solutions Excellent communication skills, both verbal and written Strong problem-solving and logical thinking ...

Senior Sharepoint Developer

Hiring Organisation
Larbey Evans
Location
Greater London, England, United Kingdom
Strong expertise in SPFx development and modern front-end technologies (TypeScript, JavaScript, React, HTML5, CSS3) Experience integrating SharePoint solutions using REST APIs, Microsoft Graph, C#, and .NET Hands-on management of on-prem SharePoint environments, including patching, upgrades, performance tuning, and troubleshooting Experience with Business Connectivity Services (BCS), External Content ...

Software Engineering Manager - Technical Delivery

Hiring Organisation
The Curve Group
Location
City of London, London, United Kingdom
Employment Type
Permanent
ability to review architecture, challenge solutions, and implement engineering standards Excellent communication skills for both technical and non-technical stakeholders Familiarity with .NET/C#, Azure, DevOps/CI/CD, microservices, and modern scalable architecture principles is desirable The opportunity: Shape a new leadership role in a regulated, innovative ...

Software Engineer

Hiring Organisation
Harrington Starr
Location
Greater London, England, United Kingdom
maintain production code Research and integrate new technologies Foster a culture of engineering excellence and continuous improvement Key Requirements 5+ years’ experience working with C#/.NET Experience developing front and middle office systems Strong SQL skills Experience with cloud-native solutions (Azure or AWS) Knowledge of event-driven, microservices ...

Dynamics 365 CRM Solutions Architect

Hiring Organisation
Nigel Frank International
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 per annum
designing integrations using Azure Functions, Logic Apps, Service Bus, and REST APIs . Solid understanding of Dataverse architecture and data modelling . Experience with C#, .NET, JavaScript, and Dynamics 365 customisation and configuration . Proven experience working in Solution Architect or Technical Architect roles . Strong understanding of enterprise architecture ...

Full Stack Developer (.NET Core / Angular)

Hiring Organisation
Hays Technology
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 50,000 - 70,000 Annual
days) Annual bonus of between 10% and 25%, depending on personal and company performance. Desired Skills and Experience Software, Developer, Asset Management, AML, C#, .NET, .NET Core, angular, UI, Front End, Azure, SQL Server, Financial Services, Lead Developer, Senior Developer, AI, Artificial Intelligence, Hays Specialist Recruitment Limited acts ...

Full Stack Developer (.NET Core / Angular)

Hiring Organisation
Hays Technology
Location
London, Cannon Street, United Kingdom
Employment Type
Permanent
Salary
£50000 - £70000/annum Bonus + 12% Pension
days) Annual bonus of between 10% and 25%, depending on personal and company performance. Desired Skills and Experience Software, Developer, Asset Management, AML, C#, .NET, .NET Core, angular, UI, Front End, Azure, SQL Server, Financial Services, Lead Developer, Senior Developer, AI, Artificial Intelligence, Hays Specialist Recruitment Limited acts ...

Applications Developer

Hiring Organisation
Ryder Reid Legal Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
Systems, or related field. Minimum 3 years' experience in software development, with strong skills in SharePoint, SQL Server, and the .NET environment. Proficiency in C#, ASP.NET MVC/Core, and web API development. Experience with front-end frameworks and modern development practices. Strong problem-solving skills and ability to manage ...