16 of 16 Contract .NET Jobs in Central London

Senior Developer

Hiring Organisation
Tenth Revolution Group
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£300 - £350/day
Toolkit and Design System to build accessible, user-focused interfaces. Develop back-end services primarily in Python , while supporting existing systems in Java and .NET . Maintain and enhance legacy services using Oracle SQL PL . Implement robust CI/CD pipelines and infrastructure using AWS, Azure, SQL Server ...

Senior Developer - £400PD - Remote

Hiring Organisation
Tenth Revolution Group
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£350 - £425/day
Backend Development: Develop and maintain backend services, with Python as the preferred language for new systems. Provide support for services built in Java and .NET, ensuring seamless integration and continued reliability. Enhance and maintain existing solutions using Oracle SQL PL. Database & Data Services: Work with relational databases including Oracle ...

QA Engineer

Hiring Organisation
E-Solutions IT Services UK Ltd
Location
Central London, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
field. At least 3 years of experience in automation testing with xUnit, Nunit, MS Playwright, RestSharp Experience in programming languages such as C# in Dotnet Soft skills like good communication skills Strong understanding of Agile methodologies and experience working in an Agile development environment. Ability to work in a fast ...

Dynamics 365 CE Developer

Hiring Organisation
Morson Edge
Location
Central London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - 550 per day
Dynamics 365 CRM configuration, customisation, and integration capabilities Expertise in integration technologies like Logic Apps, HTTP, JSON Proficiency in programming languages such as .NET, C#, JavaScript Development and Project Leadership Experienced in developing Dynamics plugins and enhancing forms with JavaScript and HTML Demonstrated leadership in CRM implementation projects from ...

Senior Back End Engineer (.NET/Azure)

Hiring Organisation
E-Solutions IT Services UK Ltd
Location
Central London, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Position: Senior Back End Engineer (.NET/Azure) Location: Central London Hybrid work (3 days per week onsite) Need Immediate joiners only Description Client is seeking a Senior Back End Engineer to help deliver our Private Client Lending Origination Platform (IMPACT), a modern, workflow-driven platform supporting the full … private client mortgage journey. We’re looking for an experienced engineer who combines deep .NET and Azure expertise with a collaborative, pragmatic mindset. You’ll design and implement the backend services, APIs, and integrations that power our lending ecosystem, while working closely with front-end, product, and infrastructure teams. ...

Software Engineer (Hardware Integration with .NET)

Hiring Organisation
IO Associates
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 600 - 800 Daily
Role: Staff Software Engineer Sector: Life Sciences Location: London Days Onsite: 3 per week Day Rate: £800 Outside IR35 Duration: 4 Months then to extend or go Permanent iO Associates have partnered with Life Science ...

Endur Developer

Hiring Organisation
Experis
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Endur Developer 12 months London x2 days onsite Inside IR35 - Umbrella only Skills required Very strong sql skills .Net Endur developers Understanding of settlements process in Endur Templates and generation scripts and ability to write open components Crystal templates Settlement desktop set up Understanding of Deal life cycle ...

Endur Developer

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Contract
Endur Developer 12 months London x2 days onsite Inside IR35 - Umbrella only Skills required Very strong sql skills .Net Endur developers Understanding of settlements process in Endur Templates and generation scripts and ability to write open components Crystal templates Settlement desktop set up Understanding of Deal life cycle ...

Azure Cosmos DB Admin and Developer

Hiring Organisation
Vallum Associates Limited
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 per hour
partitioning strategies, indexing, and consistency models to support real-time financial data processing. The developer will build reusable libraries and frameworks using C#/.NET or Node.js and establish robust CI/CD pipelines through Azure DevOps to streamline delivery and reduce operational overhead. A key responsibility includes monitoring … Azure Cosmos DB (SQL API, Mongo API) 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 and Application Insights ...

Integration Architect - Healthcare, HL7 / FHIR, Infra / EUC

Hiring Organisation
Hays
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
sites if/when required) Nice to have: Previous experience in acquisition Integration (M&A related) Working knowledge of MS Dynamics Good understanding of .Net tech stack Immediate availability Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary ...

Full Stack Developer

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£459 - £460/day
Full Stack Developer 6 months Remote Inside IR35 - Umbrella only Active SC security cleared or eligible candidates will be considered Experience: Experienced in TDD and working with complex data challenges. Python as the preferred back ...

Senior Developer

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550 per day
Senior Developer 6 months Remote Inside IR35 - Umbrella only Active SC security cleared or eligible candidates will be considered Experience: Experienced in TDD and working with complex data challenges. Python as the preferred back-end ...

Front End Engineer (React/UI)

Hiring Organisation
E-Solutions IT Services UK Ltd
Location
Central London, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
TypeScript, Tailwind CSS, and modern front-end architecture patterns. Translate UX designs and prototypes into responsive, accessible, and production-ready interfaces. Integrate securely with .NET/Azure backend APIs and workflows. Optimise for performance, accessibility, and user experience across devices and browsers. Contribute to and uphold Client’s design … disciplines — particularly with backend and QA engineers. Participate in the technology community to learn, grow, and share expertise. Other beneficial attributes include: Exposure to .NET, Azure, or broader full-stack development environments. Familiarity with React Query, Next.js, or form-heavy workflows. Experience in financial services, lending, or other regulated ...

Azure Cosmos DB Admin and Developer

Hiring Organisation
Gazelle Global Consulting Ltd
Location
Central London, London, United Kingdom
Employment Type
Contract
across mission-critical workloads. You will shape partitioning models, indexing strategies, consistency models, and performance tuning while building reusable frameworks in C#/.NET or Node.js. Expect close collaboration with architects and DevOps to embed Cosmos DB into microservices, backed by robust CI/CD through Azure DevOps. This … position offers genuine impact in a regulated, high-velocity technology environment. Key Skills: Azure Cosmos DB (SQL/Mongo API), NoSQL modelling C#/.NET or Node.js Azure Functions, App Services, AKS, Logic Apps CI/CD with Azure DevOps Performance optimisation (Azure Monitor, App Insights) Distributed systems & concurrency ...

Software Engineer (Hardware Integration with .NET)

Hiring Organisation
IO Associates
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £800 per day + Outside IR35 and Hybrid
integrating Medical Devices. This role will give you the opportunity to make a real impact in Healthcare and Life Sciences. Essential Requirements Strong .NET/C# background Significant experience integrating and communicating with hardware devices Ability to handle Windows devices, drivers, and communication layers 8+ years of experience ...

Endur Developer

Hiring Organisation
Staffworx Limited
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
OpenLink Endur Developer for leading financial services client in London. Contract and hybrid working. Key Responsibilities Develop, maintain, and enhance custom modules and extensions within Endur and .NET. Build and support interfaces and integrations between ...