Contract C# Jobs in the City of London

8 of 8 Contract C# Jobs in the City of London

Outsystems Developer

City of London, London, United Kingdom
ARM
principles and ability to apply them when building applications/solutions. Knowledge in database modelling and SQL programming (e.g. joins, count, group by, indexes, etc.). Good knowledge of C# and .Net including commonly used code libraries OutSystems Associate Reactive Developer certification UK residency or UK national to support eligibility for security clearances. Working in OutSystems applications that use a More ❯
Employment Type: Contract
Rate: £600 - £700/day Inside IR35 (Negotiable rate)
Posted:

Software Developer

City of London, London, United Kingdom
Hybrid / WFH Options
VIQU IT Recruitment
design, and driving operational efficiency. The successful Software Developer will be working remotely from the UK. Technical Skillset of the Software Developer: Must have proven experience with Python or C# coding language within a Django web framework. Have expertise within Vue 3/Vue.js including the understanding of Typescript/JavaScript Expert in SQL , with deep experience in PostgreSQL . More ❯
Employment Type: Contract, Work From Home
Rate: £350 - 450 per day
Posted:

Data Engineer

City, London, United Kingdom
Hybrid / WFH Options
JAM Recruitment Ltd
design, and partitioning. Understanding of batch and streaming data architectures (e.g., Kafka). Experience with Docker and/or Kubernetes. Familiarity with Microsoft SQL Server Stack (SQL Server, SSIS, C#, T-SQL), Elastic/OpenSearch. Interested? If you're ready to bring your data engineering expertise to a technically challenging and rewarding programme, apply now with your CV. More ❯
Employment Type: Contract
Rate: GBP 650 - 745 Daily
Posted:

F# Software Developer

City, London, United Kingdom
Square One Resources
F-Sharp (or strong C-Sharp), applying functional-programming principles within the .NET ecosystem to meet business and technical requirements. Required Skills & Experience Proven experience as an F# or C# Developer within .NET environments Solid understanding of functional programming concepts Familiarity with web and cloud-based application development Hands-on experience with test automation frameworks Strong problem-solving skills and More ❯
Employment Type: Contract
Rate: GBP 320 - 325 Daily
Posted:

Technical Writer - C

City of London, London, United Kingdom
Hybrid / WFH Options
Adecco
Technical Writer - C# Location: Hybrid Working - London 3 days pw and remote 2 days Contract Daily Rate: Up to £364 (inside IR35 via umbrella) Initial End Date: 20th January 2026 Are you a skilled Technical Writer with a knack for transforming complex information into clear, concise documentation? Our client is looking for a dedicated professional to join their team on More ❯
Employment Type: Contract
Rate: £300 - £364/day
Posted:

Azure Administrator

City of London, London, United Kingdom
Queen Square Recruitment Limited
Responsibilities Architect and develop cloud-native applications using Azure Cosmos DB (SQL & Mongo APIs) Design and implement partitioning strategies, indexing, and consistency models Build reusable libraries and frameworks in C#/.NET or Node.js Develop and maintain CI/CD pipelines using Azure DevOps Monitor and optimise Cosmos DB performance using Azure Monitor & Application Insights Implement automated testing and unit … experience with Azure Cosmos DB (query optimisation & throughput management) Familiarity with distributed systems and NoSQL data modelling Proficiency with Git, version control, and CI tools Desirable: Advanced proficiency in C#, ASP.NET, .NET Core with strong object-oriented design principles Interested? If youre ready to be part of a team driving digital transformation in financial services and havethe relevant skills and More ❯
Employment Type: Contract
Rate: From £400 to £500 per day inside IR35, DOE
Posted:

Microsoft Power Platform / Agentic AI Engineer

City of London, London, United Kingdom
Adecco
GenAI services and enterprise data. Build and manage custom connectors to internal APIs and third-party services. Agentic Workflow Orchestration Architect multi-step agent workflows using: Semantic Kernel SDK (C# or Python) Azure OpenAI (GPT-4, function calling, chat completion) Planner and Kernel Memory APIs for reasoning and memory RAG pipelines grounded in enterprise data via Azure AI Search Microsoft … Copilot Studio, Power Automate, Power Apps, and custom connectors SharePoint Development Proficiency in Microsoft Graph API, Azure OpenAI, and Semantic Kernel Solid programming skills in Python and/or C# Experience with: LangChain, AutoGen, or similar orchestration frameworks Azure AI Search, Form Recognizer, and Language Services GitHub Actions, CI/CD, and DevSecOps practices Familiarity with: Responsible AI frameworks (e.g. More ❯
Employment Type: Contract
Posted:

C# Developer

City of London, London, United Kingdom
Hybrid / WFH Options
Huxley Associates
Software Developer to join their team. The role will be working in one of their commodity teams. More specifically a power and gas trading team. Requirements * Experience developing with C#/.NET. * Commodity trading/Investment banking experience. * SQL/Database Experience. * Azure. * Blazor would be desirable This is a long term contract via umbrella with high chance of extension. More ❯
Employment Type: Contract
Rate: £800/day
Posted:
C#
the City of London
10th Percentile
£404
25th Percentile
£425
Median
£638
75th Percentile
£738
90th Percentile
£825