25 of 25 Contract .NET Jobs in London

Full Stack Engineer

Hiring Organisation
Leo Technology Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £450 per day
Full Stack Engineer - Azure, C#, .Net, React/ReactJS Outside IR35 12 Month Contract Fully Remote (UK only) £400 - 450 Per Day We're currently working with a London based MedTech company who are searching for a Full Stack Engineer who has extensive experience working with Azure, C#, .Net …/Experience Extensive commercial experience with: Azure - Azure Functions, Azure API Management, Azure Services, Azure B2C Directory, Azure Pipelines etc React/ReactJS C# .Net/.Net Core Commercial experience with: MS Visual Studio CI/CD Microservices Architecture NoSQL or Cosmos DB Git Agile/Scrum/ ...

Cloud Security Engineer

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £350 to £400 per day
e.g., CIS, GDPR, PCI-DSS, ISO standards) and industry cloud security standards (e.g., NIST, CSA) Proficiency in coding and workload languages (e.g., Python, Java, .NET) and practical understanding of various cloud models (IaaS, PaaS, SaaS) Excellent documentation, presentation, and analytical skills with the ability to convey technical concepts ...

Application Solution Architect

Hiring Organisation
Hays
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£700.0 - £750.0 per day + £750pd inside IR35
/TARGET services updates, ISO 20022 migration, and AML/CTF regulations. Proficiency in API Design, microservices, and integration platforms. Modernprogramming languages (Java, .NET, Python, JavaScript frameworks) What you'll get in return An exciting opportunity to join an international organisation working with a major financial services organisation. Furthermore ...

C# .NET Developer

Hiring Organisation
LHH Recruitment Solutions
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400.00 - £450.00 per hour
C# .NET Developer. Are you an experienced C# .NET Developer ready to dive into your next contract opportunity? Our client is looking for a hands on developer to join their team to support the development of innovative solutions to complex problems. What You'll Do: Develop robust … scalable applications using C# and .NET frameworks. Collaborate with cross-functional teams to define, design, and ship new features. Troubleshoot, debug, and optimize existing applications to enhance performance. Write clean, maintainable code and contribute to code reviews. Stay updated with the latest industry trends and best practices in software ...

Application Solution Architect

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£700 - £750 per day
/TARGET services updates, ISO 20022 migration, and AML/CTF regulations. Proficiency in API Design, microservices, and integration platforms. Modernprogramming languages (Java, .NET, Python, JavaScript frameworks) What you'll get in return An exciting opportunity to join an international organisation working with a major financial services organisation. Furthermore ...

Application Solution Architect- Payments

Hiring Organisation
McGregor Boyall
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Kubernetes). Proficiency in AI technologies and their practical application within financial services. Strong understanding of application architecture in modern development languages, including Java, .NET (C#), Python, and JavaScript/TypeScript frameworks (e.g., Angular, React). Experience working on initiatives delivering regulatory-driven changes (e.g., PSD2 ...

Data Lineage Developer - Banking

Hiring Organisation
GCS
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £415/day Inside IR35
organizational standards. Your work will help enhance the understanding of our data assets, enabling better decision-making across the organization. Tasks Analyse C#/.NET application source code to identify SQL interactions and data flows. Review Oracle PL/SQL scripts, stored procedures, and ETL logic to document transformations … with established governance standards. Provide technical insights to resolve ambiguities in code logic and database interactions. Key Skills & Requirements: Strong proficiency in C#/.NET and Oracle PL/SQL, including complex query analysis and performance tuning. Solid understanding of application server and Oracle database structures. Python scripting skills ...

C# Developer - Desktop Applications - Banking

Hiring Organisation
GCS
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £415/day inside IR35
team staff. Following the existing team programming policy to keep a common development style to be shared in team members. Updating versions of MS .Net Framework and MS Visual .NET platform to include any necessary changes of existing systems running in Production. Liaising with the relevant support teams ...

Contract Senior Software Engineer - eDV Cleared

Hiring Organisation
Searchability NS&D
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £750 per day
NEED THE SENIOR SOFTWARE ENGINEER TO HAVE.... Current enhanced DV clearance Experience with at least one of the following: Java, Python, C++, C#, .NET, JavaScript, React Experience mentoring juniors or leading teams is nice to have but not essential Experience/Knowledge of automation IT WOULD BE NICE ...

Microsoft Dynamics 365 Technical Consultant D365 CE

Hiring Organisation
WeDo Technology Solutions Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£425 - £500 per day
solutions are maintainable and scalable. Required Skills: Strong hands-on experience with Microsoft Dynamics 365 CE/CRM. Proven development experience using C#/.NET within Dynamics environments. Solid understanding of the Dynamics execution pipeline and event model. Experience integrating Dynamics with Azure services. Ability to work confidently ...

Fullstack Engineer

Hiring Organisation
Vivo Talent
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£300 - £325/day
part of a skilled team and will work with them to contribute a robust, backend-first platform. What we're looking for: Backend: C#, .NET Core 8, microservices, big-picture system understanding Frontend: Vue3 preferred (Angular/React ok), functional experience required Nice to Have: Basic CI/ ...

Senior Golang DevOps Engineer

Hiring Organisation
Data Careers
Location
South East London, London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £600 per day
delivery best practices Troubleshoot and resolve production issues using modern observability tooling Required Experience Strong commercial experience with Golang and/or C#/.NET (ideally both) Excellent knowledge of data structures, algorithms, and system design Containerisation and orchestration ( Docker, Kubernetes ) Modern DevOps practices Infrastructure as Code using Terraform ...

Fullstack .Net/React Tech Lead

Hiring Organisation
Hays Technology
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£700 - £750/day Up to £750pd Umbrella
currently working with a London-based Fintech who are actively seeking a hands-on Fullstack .Net/React Technical Lead to join a rapidly growing team. What you'll need to succeed: Extensive hands-on development experience with .Net and React. Strong experience as a technical lead within ...

.Net Developer

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £460 per day
.Net Developer - Azure, SQL Server Up to £460 per day (Outside IR35) Primarily Remote 6 months I'm working with an instantly recognisable consultancy that is seeking an experienced .NET Developer with strong .NET Core and .NET Blazor skills, along with a solid background in Azure. … Requirements: - Proven experience as a .NET Developer- Strong hands-on experience with .NET Core and .NET Blazor- Expertise in Azure (App Services, Function Apps, Monitor/App Insights)- Familiarity with Azure DevOps- Proficiency with Entity Framework- Solid knowledge of SQL ServerNice to have: - Immediate availability (highly desirable ...

Net Developer

Hiring Organisation
Hays Technology
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £460/day up to £460 (inside IR35)
.Net Developer - Azure, SQL Server Up to £460 per day (Outside IR35) Primarily Remote 6 months I'm working with an instantly recognisable consultancy that is seeking an experienced .NET Developer with strong .NET Core and .NET Blazor skills, along with a solid background in Azure. … Requirements: - Proven experience as a .NET Developer - Strong hands-on experience with .NET Core and .NET Blazor - Expertise in Azure (App Services, Function Apps, Monitor/App Insights) - Familiarity with Azure DevOps - Proficiency with Entity Framework - Solid knowledge of SQL Server Nice to have: - Immediate availability (highly ...

.Net Developer E-Trading & Front Office

Hiring Organisation
Lorien
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£0 per annum
.Net Developer (E-Trading & Front Office)12 Month ContractLocation: London (Hybrid) Lorien's UK leading Investment banking client are currently looking for a highly skilled .Net Developer to join the team on an initial 6-month contract. Required Skills and Qualifications Strong core experience working with .NET … process End-to-end ownership - ensure the code that you write is carried through to production Desired Skills/Experience Experience of working with .NET 5/.NET Core Experience of .NET stack AI technologies (ML.NET, NLP etc.) Experience of working with Rx (Reactive Extensions) Experience ...

C# Oracle PL/SQL Developer - Banking

Hiring Organisation
GCS
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £415/day Inside IR35
organizational standards. Your work will help enhance the understanding of our data assets, enabling better decision-making across the organization. Tasks Analyse C#/.NET application source code to identify SQL interactions and data flows. Review Oracle PL/SQL scripts, stored procedures, and ETL logic to document transformations … with established governance standards. Provide technical insights to resolve ambiguities in code logic and database interactions. Key Skills & Requirements: Strong proficiency in C#/.NET and Oracle PL/SQL, including complex query analysis and performance tuning. Solid understanding of application server and Oracle database structures. Python scripting skills ...

Sharepoint Developer

Hiring Organisation
Adecco
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £415/day
SharePoint Developer Daily Rate: £415 per day via Umbrella Company Contract Length: 6 months Initially with potential for extension Working Pattern: Full Time, Hybrid, 3 days per week in the office Location : London Are you ...

Application Solution Architect - Corporate Payments

Hiring Organisation
Adecco
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
microservices architectures , cloud platforms (AWS/Azure/GCP), and integration technologies. Experience with DevOps, CI/CD, containerisation , and modern development languages (Java, .NET, Python, JS frameworks). Ability to translate complex architecture for technical and non-technical stakeholders . 10+ years' experience in Banking/Financial Services ...

Technical Enablement Engineer - AI Platform Adoption

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 per day
their first builds. Lead conversations across technical and non-technical groups with confidence. Profile & Experience Hands-on engineering background with recent experience in Python , .NET , or Java (broad experience acceptable; no deep specialism required). Excellent communication skills, capable of translating complex technical concepts clearly. A proactive, self-starting ...

Testers, Solutions Architect, C# Developers, IT support

Hiring Organisation
Adecco
Location
London, United Kingdom
Employment Type
Contract
quality metrics for stakeholders. C#. Net Developer (Architecture Focused) Deliver, modernise, and support business-critical applications, frameworks and services across our stack (.NET Framework/.NET Core, HTML/CSS/TypeScript/React, Python, SQL Server, Oracle). The role focuses on refactoring legacy systems to reduce ...

C# Developer

Hiring Organisation
VIQU IT
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 300 - 350 Daily
produce high-quality, efficient code that supports core business systems. Responsibilities of the C# Developer: Produce well-structured and clearly documented C#/.NET code. Contribute across the full software lifecycle on greenfield, end-to-end projects. Collaborate effectively with cross-functional teams in a fully remote setup. Participate … reviews and contribute to the establishment of development best practices. Required Experience of the C# Developer: Must have a strong background in C#/.NET development. Experience of PostgresSQL or other SQL databases. CI/CD experience. Experience in API design and building system integrations. Microsoft Dynamics integration (highly ...

C# Developer

Hiring Organisation
VIQU IT
Location
London, Coleman Street, United Kingdom
Employment Type
Contract
Contract Rate
£300 - £350/day
produce high-quality, efficient code that supports core business systems. Responsibilities of the C# Developer: Produce well-structured and clearly documented C#/.NET code. Contribute across the full software lifecycle on greenfield, end-to-end projects. Collaborate effectively with cross-functional teams in a fully remote setup. Participate … reviews and contribute to the establishment of development best practices. Required Experience of the C# Developer: Must have a strong background in C#/.NET development. Experience of PostgresSQL or other SQL databases. CI/CD experience. Experience in API design and building system integrations. Microsoft Dynamics integration (highly ...

AI Developer/Engineer

Hiring Organisation
Damia Group Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £650 per day
embed GenAI models into enterprise workflows. Work with frontend and backend teams to deliver AI-driven features in production. Required Skills Programming: Python, .NET/C# (Key to have a background in C#) Knowledge of AI principles and AI ethics Knowledge of data safety in LLM usage Experience with ...

Technical Architect

Hiring Organisation
Brightbox GRP Ltd
Location
East London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £525 per day
meet regulatory, operational, and business needs. Key Responsibilities Review and assess legacy application, integration, and data warehouse architectures Design target-state architectures, including modern .NET structures, containerized workloads, and scalable platforms Recommend modernization and cloud strategies across on-prem and cloud environments Define secure integration patterns using APIs … technical leadership, support DevOps and automation practices, and mentor engineering teams Skills & Experience 10+ years experience in application and solution architecture Strong background in .NET/C#, SQL Server, and enterprise integration Proven experience modernizing monolithic systems into service-based or microservices architectures Practical knowledge of Docker, Kubernetes ...