Contract C# Job Vacancies

26 to 50 of 90 Contract C# Jobs

Contract .Net Software Engineer - Outside IR35

Leeds, West Yorkshire, Yorkshire, United Kingdom
Fruition Group
a Contract .Net Software Engineer you'll have a keen eye for detail, a passion for writing clean, maintainable code, and a strong understanding of .Net 4.8 and 8, C#, WCF and SQL in particular. This role will involve working on a hugely crucial project which is integral to the way the company does business, and so a huge amount More ❯
Employment Type: Contract
Posted:

Azure Integration Developer x 2

London, South East, England, United Kingdom
Hybrid / WFH Options
Hays Specialist Recruitment Limited
Developers to support on a business-critical project. What you'll need to succeed Extensive Azure Integration development experience in an enterprise environment. Strong hands-on development experience with C# and .Net for Azure functions. Strong experience developing integrations using Azure Logic Apps Standard, Azure functions, and Services bus. Familiarity with CI/CD pipelines and tools like Azure DevOps. More ❯
Employment Type: Contractor
Rate: £600 - £670 per day
Posted:

IDM / One Identity Manager Developer

London, South East, England, United Kingdom
Harvey Nash
Deep expertise in One Identity Manager : workflows, provisioning, RBAC, compliance. Integration experience with Active Directory, Azure AD, SAP , and other systems. Proficiency in SQL, VB.Net, PowerShell , and familiarity with C#, HTML, C++ , and Angular . Experience with OIM Designer , Ikasan , and software configuration management. Understanding of LDAP , web services, and Microsoft development tools. Please apply within for further details - Matt More ❯
Employment Type: Contractor
Rate: £650 - £750 per day
Posted:

Integration Engineer

Nationwide, United Kingdom
Hybrid / WFH Options
Charles Simon Associates Ltd
HL7 v2.x, HL7 v3, and FHIR interoperability standards. Hands-on experience with integration engines such as Mirth Connect, Rhapsody, Cloverleaf, or InterSystems Ensemble. Proficiency in Java, JavaScript, Python, or C#/.NET for scripting and interface development. Experience designing and consuming REST/SOAP APIs (JSON, XML). Solid understanding of healthcare workflows and clinical systems (Epic, Cerner, Meditech, EMIS More ❯
Employment Type: Contract
Rate: £450 - £550/day
Posted:

Integration Engineer

M2, Manchester, United Kingdom
Hybrid / WFH Options
Charles Simon Associates Ltd
HL7 v2.x, HL7 v3, and FHIR interoperability standards. Hands-on experience with integration engines such as Mirth Connect, Rhapsody, Cloverleaf, or InterSystems Ensemble. Proficiency in Java, JavaScript, Python, or C#/.NET for scripting and interface development. Experience designing and consuming REST/SOAP APIs (JSON, XML). Solid understanding of healthcare workflows and clinical systems (Epic, Cerner, Meditech, EMIS More ❯
Employment Type: Contract
Rate: £450 - £550/day
Posted:

Integration Engineer

London, South East, England, United Kingdom
Hybrid / WFH Options
Charles Simon Associates Ltd
HL7 v2.x, HL7 v3, and FHIR interoperability standards. Hands-on experience with integration engines such as Mirth Connect, Rhapsody, Cloverleaf, or InterSystems Ensemble. Proficiency in Java, JavaScript, Python, or C#/.NET for scripting and interface development. Experience designing and consuming REST/SOAP APIs (JSON, XML). Solid understanding of healthcare workflows and clinical systems (Epic, Cerner, Meditech, EMIS More ❯
Employment Type: Contractor
Rate: £450 - £550 per day
Posted:

Integration Engineer

EC1A, Farringdon, Greater London, United Kingdom
Hybrid / WFH Options
Charles Simon Associates Ltd
HL7 v2.x, HL7 v3, and FHIR interoperability standards. Hands-on experience with integration engines such as Mirth Connect, Rhapsody, Cloverleaf, or InterSystems Ensemble. Proficiency in Java, JavaScript, Python, or C#/.NET for scripting and interface development. Experience designing and consuming REST/SOAP APIs (JSON, XML). Solid understanding of healthcare workflows and clinical systems (Epic, Cerner, Meditech, EMIS More ❯
Employment Type: Contract
Rate: £450 - £550/day
Posted:

Integration Engineer

B1, Birmingham, West Midlands (County), United Kingdom
Hybrid / WFH Options
Charles Simon Associates Ltd
HL7 v2.x, HL7 v3, and FHIR interoperability standards. Hands-on experience with integration engines such as Mirth Connect, Rhapsody, Cloverleaf, or InterSystems Ensemble. Proficiency in Java, JavaScript, Python, or C#/.NET for scripting and interface development. Experience designing and consuming REST/SOAP APIs (JSON, XML). Solid understanding of healthcare workflows and clinical systems (Epic, Cerner, Meditech, EMIS More ❯
Employment Type: Contract
Rate: £450 - £550/day
Posted:

Senior Embedded C++ Software Engineer

Nursling, Hampshire, United Kingdom
Hybrid / WFH Options
CBSbutler Holdings Limited trading as CBSbutler
but it will vary depending on the work required. SC clearance (or able to obtain it) to work on UK eyes only project (not dual national) Useful to have C# application development Experience with developing Windows & Linux applications Familiarity with the Software lifecycle processes Familiarity with Configuration Management process and tools e.g. git Software design experience e.g. SysML/UML More ❯
Employment Type: Contract
Rate: GBP 55 - 62 Hourly
Posted:

Senior Embedded C++ Software Engineer

Southampton, Hampshire, Nursling, United Kingdom
Hybrid / WFH Options
CBSbutler Holdings Limited trading as CBSbutler
but it will vary depending on the work required. SC clearance (or able to obtain it) to work on UK eyes only project (not dual national) Useful to have C# application development Experience with developing Windows & Linux applications Familiarity with the Software lifecycle processes Familiarity with Configuration Management process and tools e.g. git Software design experience e.g. SysML/UML More ❯
Employment Type: Contract
Rate: £55 - £62/hour
Posted:

Microsoft Power Platform / Agentic AI Engineer

London, United Kingdom
Pontoon
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 More ❯
Employment Type: Contract
Rate: £600 - £650/day Inside IR35
Posted:

Microsoft Power Platform / Agentic AI Engineer

London, South East, England, United Kingdom
Pontoon
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 More ❯
Employment Type: Contractor
Rate: £600 - £650 per day
Posted:

Full Stack Software Developer

East Sussex, England, United Kingdom
Sanderson
client an industry leading private sector business located in East Sussex is looking for a full stack .Net developer. Key Roles Participate in migration of legacy systems built in C#, VB.NET, Angular, using SQL Server technologies. Maintaining applications, ensuring reliability, maintainability, and evolution. Act as a liaison between the development team and internal business stakeholders. Implementation of modern architectures: micro … ensuring transparency and delivery alignment. Document architecture decisions, deployment processes, and codebase changes clearly and thoroughly. What You'll Bring Relevant software development experience, with strong expertise in .NET (C#) And ideally VB.NET Front-end technologies - Angular, JavaScript, HTML, CSS. SQL Server Experience in a client-facing or business-facing technical role. Maintaining and modernising legacy systems, including VB.NET. Communication More ❯
Employment Type: Contractor
Rate: £375 - £425 per day
Posted:

C# .Net Full Stack Developer

London, United Kingdom
Adecco
move towards cloud and microservices. This is an excellent opportunity to work on high-impact projects in a dynamic, fast-paced environment. Key Responsibilities Develop and maintain applications using C#, .NET, and WPF. Work with SQL Server and Oracle databases (T-SQL, PL/SQL). Contribute to integration and application development projects. Collaborate with cross-functional teams to deliver … high-quality solutions. Support the migration strategy towards cloud and microservices. Essential Skills & Experience Advanced proficiency in C# and .NET (Windows & Web). Strong experience with SQL Server and relational databases. Knowledge of WPF and object-oriented programming principles. Proven experience in banking or financial services. Excellent communication skills and ability to review code/design critically. Desirable Skills Exposure More ❯
Employment Type: Contract
Posted:

C# .Net Full Stack Developer

London, South East, England, United Kingdom
Adecco
move towards cloud and microservices. This is an excellent opportunity to work on high-impact projects in a dynamic, fast-paced environment. Key Responsibilities Develop and maintain applications using C#, .NET, and WPF. Work with SQL Server and Oracle databases (T-SQL, PL/SQL). Contribute to integration and application development projects. Collaborate with cross-functional teams to deliver … high-quality solutions. Support the migration strategy towards cloud and microservices. Essential Skills & Experience Advanced proficiency in C# and .NET (Windows & Web). Strong experience with SQL Server and relational databases. Knowledge of WPF and object-oriented programming principles. Proven experience in banking or financial services. Excellent communication skills and ability to review code/design critically. Desirable Skills Exposure More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Principal Software Engineer

Southampton, Hampshire, South East, United Kingdom
Morson Talent
looking for: Essential • Bare metal embedded C++ software development • Embedded interfaces e.g. CAN bus, I2C, SPI, GPIO • Familiarity with the tools and approaches to embedded development Useful to have • C# application development • Developing Windows & Linux applications • Familiarity with the Software lifecycle processes • Familiarity with Configuration Management process and tools e.g. git • Software design e.g. SysML/UML • Test case/ More ❯
Employment Type: Contract
Posted:

Software Developer

United Kingdom
Hybrid / WFH Options
Morson Talent
Has suitable experience on software development projects developing software on windows and/or Linux environments. Experience of one or more programming languages such as C and/or C#, Ada and Assembler (note that JAVA, Matlab are not the type of language we are looking for in relation to this role). Has experience of and has developed software More ❯
Employment Type: Contract, Work From Home
Posted:

Principal Software Engineer

Southampton, Hampshire, United Kingdom
Matchtech
with embedded interfaces and development tools Ability to work both on-site in Southampton and remotely as required Eligibility for SC clearance to work on specific projects Desirable Skills: C# application development Experience with developing Windows & Linux applications Understanding of software lifecycle processes Familiarity with configuration management tools like git Software design experience with SysML/UML Experience in developing More ❯
Employment Type: Contract
Rate: GBP 64 Hourly
Posted:

Controls System Engineer - Contract

Buckinghamshire, United Kingdom
IO
Control, Software, or Electronic Engineering. Proficiency in modern control system and software engineering methodologies. Experience with MATLAB/Simulink for control systems software development. Familiarity with tools such as C#, Python, Java, or similar for software development. Knowledge of version control, issues tracking, and software build systems. Understanding of software development processes and functional safety implications. Desirable Skills & Experience Experience More ❯
Employment Type: Contract
Rate: GBP Annual
Posted:

Principal Software Engineer

Nursling, Hampshire, United Kingdom
ARM
Responsibilities : Creation and development of a new generation of features and capabilities using innovative software solutions Provide software support to the Integrated Sensors & Protection line of business. Tasked with C# application development Familiarity with the tools and approaches to embedded development Bare metal embedded C++ software development Experience required: Familiarity with Configuration Management process and tools e.g., Git Familiar with More ❯
Employment Type: Contract
Rate: GBP Annual
Posted:

Principal Software Engineer

Southampton, Hampshire, Nursling, United Kingdom
ARM
Responsibilities : Creation and development of a new generation of features and capabilities using innovative software solutions Provide software support to the Integrated Sensors & Protection line of business. Tasked with C# application development Familiarity with the tools and approaches to embedded development Bare metal embedded C++ software development Experience required: Familiarity with Configuration Management process and tools e.g., Git Familiar with More ❯
Employment Type: Contract
Posted:

Full Stack .NET Developer - Azure - Cardiff

Cardiff, South Glamorgan, Wales, United Kingdom
Hybrid / WFH Options
Circle Group
Full Stack .NET Developer - Azure - Cardiff Full Stack C# .NET Developer with experience in both back-end C# .NET/.NET Core development and front-end JavaScript development (Vue.js/Angular/React, etc) is required by a leading company in Cardiff. You should also have some development experience in the Cloud with Azure & third-party API integrations This role More ❯
Employment Type: Contract, Work From Home
Rate: £50,000
Posted:

Software Engineer

Bristol, Avon, South West, United Kingdom
Oscar Associates (UK) Limited
high-quality solutions for clients across finance, e-commerce, and technology. This is a hands-on role where you'll work across the full stack. Back-end services in C#/.NET and Python, and dynamic front-end applications using JavaScript, React, Node.js, and TypeScript. Location: Bristol (On-site) Contract: 6 Months (OIR35) Rate: £350-450 p/day Start … date: ASAP Key Responsibilities: Build and maintain software using C#/.NET, Python, JavaScript, React, Node.js, and TypeScript Develop and optimise APIs, services, and integration layers. Deliver end-to-end features across back-end, front-end, and cloud-hosted environments. Write clean, efficient, and maintainable code following best practices. Contribute to code reviews, testing, and Agile ceremonies. Troubleshoot and resolve … application-level performance and reliability issues. Key Skills: Commercial experience with C#/.NET, Python, JavaScript/React. Strong knowledge of Node.js, TypeScript, and modern full-stack development. Experience with SQL/NoSQL databases (PostgreSQL, MongoDB, SQL Server). Familiarity with cloud environments (AWS, Azure, or GCP). Solid grounding in software engineering best practices - testing, design patterns, version control More ❯
Employment Type: Contract
Rate: £350 - £450 per day
Posted:

Full Stack Developer

ST4, Stoke-on-Trent, Staffordshire, United Kingdom
Hybrid / WFH Options
Uniting People
seeking a talented and motivated Full Stack Developer to join our dynamic development team. The ideal candidate will have strong experience in building modern, responsive web applications using React, C#, JavaScript, and TypeScript, with a solid understanding of .NET and Azure environments. Experience with Azure Functions, Web API, Web Apps, Azure Logic Apps, and DevOps workflows including pipelines, deployments, and … team environment. Ability to manage multiple tasks and meet deadlines in a fast-paced environment. Essential Skills : React, .NET, Azure, Azure Functions, Web API, Web Apps, Azure Logic Apps, C#, JavaScript, TypeScript, DevOps workflows (pipelines, deployments, PowerShell) Beneficial skills: SQL, UX/UI Collaboration, Git, Okta integrations, Okta logins, App integrations pelines, deployments, PowerShell More ❯
Employment Type: Contract
Rate: £450 - £500/day Inside IR35
Posted:

AI Solutions Integration Developer/TypeScript

London, United Kingdom
Careerwise
be responsible for building and maintaining high-performance systems that will integrate AI services with client facing apps. Required experience and skills: Strong experience with TypeScript, any experience with C# will be beneficial. Azure Functions and Azure SQL. Git and Test-Driven Development (TDD) experience Familiarity with OpenAI APIs and AI Agent solutions Extensive application integration experience. Hands-on experience More ❯
Employment Type: Contract
Rate: GBP Daily
Posted:
C#
10th Percentile
£331
25th Percentile
£404
Median
£500
75th Percentile
£675
90th Percentile
£775