Contract C# Jobs in the South East

1 to 25 of 28 Contract C# Jobs in the South East

Contract Senior Software Engineer - eDV Cleared

London, South East, England, United Kingdom
Searchability NS&D
to R&D, implementation to automation. WE 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 FOR THE SENIOR SOFTWARE ENGINEER More ❯
Employment Type: Contractor
Rate: £500 - £750 per day
Posted:

D365 FO Technical Architect - FO, Azure, Power BI

London, South East, England, United Kingdom
Hybrid / WFH Options
Hays Specialist Recruitment Limited
D365 F&O implementations Strong hands-on experience with D365 F&O, Life Cycle Services, and Azure DevOps (source control, gated check-ins, pipelines). Skilled in X++, .NET, C#, and building integrations using REST/SOAP. Solid understanding of DIXF, Azure Data Factory, and integration patterns (synchronous/asynchronous, oData). Practical experience with the Data Management Framework (BYOD More ❯
Employment Type: Contractor
Rate: £550 - £595 per day
Posted:

D365 Developer & Analyst

London, South East, England, United Kingdom
Hybrid / WFH Options
Next Best Move
a non-technical audience. Understanding of Agile project delivery. Experience in diagnosing and resolving complex D365 issues. Experience in developing MS Access applications. Experience in developing using VBA, using C# and .NET. Excellent organisational, communication, and stakeholder engagement skills. Qualifications Degree in a relevant field or equivalent experience. Microsoft Certification in D365 Systems Developer. (desirable). What’s on Offer More ❯
Employment Type: Contractor
Rate: £45,000 per annum
Posted:

Microsoft Teams Developer

London, South East, England, United Kingdom
Jonothan Bosworth
API portal , complete with onboarding, documentation, and usage examples. Working closely with internal teams to deliver a scalable, compliant, and well-documented solution. Writing clean, well-structured code using C#/.NET Core (with possible TypeScript/JavaScript extensions). What We’re Looking For: Strong background in Microsoft Azure , including API Management , Azure AD , and App Services . Experience More ❯
Employment Type: Contractor
Rate: £200 - £500 per day
Posted:

Power Apps Developer

South East London, London, United Kingdom
Hybrid / WFH Options
VIQU IT Recruitment
Power Apps with a Microsoft Dataverse data store. Key skills & experience: Solid experience using .Net to develop web applications Proficiency developing both Model-Driven Apps and Canvas apps using C#, JavaScript, and Power Fx. Experience with Microsoft Dataverse Experience with Azure services such as Functions and Service Bus Familiar with solution and Web App deployments via pipelines Experience with Microsoft More ❯
Employment Type: Contract, Work From Home
Rate: £300 - 320 per day + Inside IR35
Posted:

Power Apps Developer

London, South East, England, United Kingdom
Hybrid / WFH Options
VIQU IT Recruitment
Power Apps with a Microsoft Dataverse data store. Key skills & experience: Solid experience using .Net to develop web applications Proficiency developing both Model-Driven Apps and Canvas apps using C#, JavaScript, and Power Fx. Experience with Microsoft Dataverse Experience with Azure services such as Functions and Service Bus Familiar with solution and Web App deployments via pipelines Experience with Microsoft More ❯
Employment Type: Contractor
Rate: £300 - £320 per day
Posted:

Contract Solution Architect - eDV Cleared

London, South East, England, United Kingdom
Searchability NS&D
best practices in solution design, quality assurance, and delivery. Provide technical guidance and oversight across development teams. Contribute to hands-on solution definition using modern technologies such as Java, C#, or JavaScript . Operate within agile frameworks (Scrum, SAFe) to ensure iterative, value-driven delivery. Apply experience with SharePoint or Electronic Document Management Systems (EDMS) to support secure integration and More ❯
Employment Type: Contractor
Rate: £600 - £850 per day
Posted:

Azure Integrations Engineer

Southampton, Hampshire, England, United Kingdom
Ordnance Survey
and propose solutions. * Troubleshoot integrations and develop preventative and innovative solutions where required. We're looking for an individual that can demonstrate skills and experience in * Software development using C#, with a track record in developing and delivering production ready systems using code written using industry best practices and SOLID principals to ensure it is clean, secure, efficient and maintainable. More ❯
Employment Type: Contractor
Rate: £43,918 - £51,238 per annum
Posted:

Fixed Income Front Office QA Automation Engineer

London, South East, England, United Kingdom
Adecco
and IT teams to ensure smooth releases and delivery Required Skills and Experience Extensive experience in software testing and QA automation within financial services Strong coding skills in Java, C#, Python, or .NET Experience with Selenium, Cucumber, REST Assured, JIRA, XRAY, and CI/CD tools such as Bitbucket, Bamboo, or Jenkins Strong understanding of Fixed Income products and E More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Software Engineer

London, South East, England, United Kingdom
Hybrid / WFH Options
Deerfoot Recruitment Solutions Ltd
and reporting. Mentor engineers and help shape the platform's architecture. What We're Looking For: 4+ years in software engineering (start-up or SaaS preferred). Strong Python & C# skills; API and cloud architecture experience (Azure a plus). Experience with Excel add-ins or Office JS APIs is desirable. Familiarity with AI frameworks (vectorization, RAG) is a bonus. More ❯
Employment Type: Contractor
Rate: £450 - £500 per day
Posted:

Automation QA Engineer- Insurance

London, South East, England, United Kingdom
Lorien
ensuring consistent and reliable testing outcomes. Experience Hands-on experience in automation tools such as Selenium, TestNG, JUnit, Cypress, Playwright, or similar . Strong programming/scripting skills in C# or Java Experience with CI/CD pipelines (Jenkins, GitHub Actions, or Azure DevOps). Exposure to API testing tools (Postman, RestAssured, ). Experience in data-driven testing and validation More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

AI Implementation Specialists - Banking

London, South East, England, United Kingdom
Venn Group
Graph API, and Semantic Kernel Microsoft Purview for data governance and compliance Azure Key Vault, RBAC, CI/CD pipelines, and DevSecOps Programming proficiency in Python and/or C# Familiarity with: Responsible AI frameworks (e.g., NIST AI RMF, ISO/IEC 42001) Regulatory standards (EU AI Act, GDPR, FCA guidance) LangChain, AutoGen, Azure AI Search, Form Recognizer, and Language More ❯
Employment Type: Contractor
Rate: Competitive salary
Posted:

AI Agentic Engineer

London, South East, England, United Kingdom
Huxley
Platform, including: Copilot Studio, Power Automate, Power Apps, and custom connectors 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. Contract: 6 Months Rolling Rate More ❯
Employment Type: Contractor
Rate: £595 - £695 per day
Posted:

Application Development Director

London, South East, England, United Kingdom
Hybrid / WFH Options
Huxley
Experience working with Finance data/reporting in a corporate or investment banking context Excellent stakeholder management and communication skills Confident using JIRA and leading distributed teams Exposure to C# and JAVA would be a nice to have Contract Details Daily Rate : Up to £1150 (Inside IR35) Location : London (Hybrid working) Start : ASAP Duration : Initial 6 months (likely extension) Please More ❯
Employment Type: Contractor
Rate: £950 - £1,150 per day
Posted:

.NET/Python Developer

Milton Keynes, Buckinghamshire, South East, United Kingdom
Henderson Scott
re looking for an experienced .NET/Python Developer to join a fast-paced team on high-profile projects. You'll work across the full stack, developing .NET Core, C#, Python, SQL Server applications, APIs, and cloud solutions ( AWS ?? ). Requirements: Strong C#, .NET Core, ASP.NET, Python, SQL Server ??? skills Front-end experience: Angular, React, JavaScript ? Cloud experience: AWS (Lambda More ❯
Employment Type: Contract
Rate: £450 - £525 per day
Posted:

Software Engineer

Great Linford, Buckinghamshire, United Kingdom
Hybrid / WFH Options
Techniche Global Ltd
oriented programming and control systems development, with flexibility to bring in different programming backgrounds and levels of seniority. Key Skills & Experience: Strong experience in object-oriented programming Backgrounds in C# , C++ , Structured Text (ST) , or Embedded Systems will all be considered Familiarity with automation or machinery environments Experience with Beckhoff TwinCAT is desirable, but not essential Contract Details: Rate More ❯
Employment Type: Contract
Rate: GBP Annual
Posted:

C# Developer Outside IR35

Liphook, Hampshire, England, United Kingdom
Hybrid / WFH Options
Red King Resourcing
My well established, market leading Client is urgently recruiting for a talented C# Developer to join their team on a hybrid/remote contract basis . This is an excellent opportunity to work outside IR35 , contributing to an exciting project with a strong focus on API integration and Azure cloud services . What You'll Be Doing: Designing, building, and … maintaining scalable APIs using C#/.NET Integrating third-party APIs into enterprise-level applications Developing and deploying applications to Microsoft Azure Collaborating with a remote team of developers, architects, and stakeholders Writing clean, maintainable, and well-documented code What We're Looking For: Strong experience in C#/.NET (Core or Framework) Proven track record of API integration (RESTful More ❯
Employment Type: Contractor
Rate: £350 - £400 per day
Posted:

.Net developer

London, South East, England, United Kingdom
eTeam Inc
of every year of education • At least 8-10 years of experience with Information Technology Key Responsibilities • Develop and maintain enterprise-scale .NET applications using ASP.NET Core 9.0 and C# • Design and implement RESTful APIs for biogas trading, inventory management, and regulatory reporting • Build complex business logic for RINS credit calculations, LCFS compliance, and carbon credit trading • Work with PostgreSQL … using SignalR for live trading updates • Implement data validation using FluentValidation • Work with Docker and OpenShift for containerized deployments Required Technical Skills • 5+ years of experience with .NET development (C#, ASP.NET Core) • Strong experience with Entity Framework Core and PostgreSQL • Proficiency in RESTful API design and OpenAPI/Swagger documentation • Experience with authentication systems (OAuth2, JWT, Azure AD) • Knowledge of More ❯
Employment Type: Contractor
Rate: £280 - £297 per day
Posted:

C# / C++ Software Engineer

Stevenage, Hertfordshire, South East, United Kingdom
Hybrid / WFH Options
Certain Advantage
World Class Defence Organisation is currently looking to recruit a C#/C++ Software Engineer subcontractor on an initial 12 month contract. The department are happy to consider candidates with a mixture of C# and C++ or someone with just C# experience. Job Title: C#/C++ Software Engineer Rate: £65.00 per hour Location: Stevenage Hybrid/Remote working: The … over 37 hours per week will be calculated at time and a quarter Duration: 12 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella) C#/C++ Software Engineer Job Description: WSSE are integral in the development of weapon systems and system architectures, and as a result we have developed a capability supporting developments across … emulators. Working with Project Leads and Simulation Architects to design and develop simulation components as an end to end representation of a weapon System in a synthetic environment using C#, C++ and integration simulations, supporting a number of industry standards. You will work as part of a heterogeneous agile development team, made up of mixed discipline engineers working in synergy More ❯
Employment Type: Contract, Work From Home
Rate: £65 per hour, Benefits Overtime Rate
Posted:

C# Developer

London, South East, England, United Kingdom
Lorien
C# Developer Onsite Working Financial Services Lorien's leading Investment client are looking for a C# Developer to join them on a contract basis on an 6-month contract. We are looking for a strong C# Developer who has experience of working within Investment Banking environments with strong communication skills. This role is based in London. This role will be More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

C# Developer

London, South East, England, United Kingdom
Pontoon
religious beliefs, sexual orientations, gender identities, and more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive. Job Title : C# Developer Contract : Initial 6-Month Contract Location : London - 3 days a week in office Rate : £415 Are you a passionate C# Developer looking to make an impact in a dynamic … applications using the MS .NET platform. If you thrive on challenges and enjoy collaborating with various teams, we want to hear from you! What You'll Do: As a C# Developer, you will play a key role in the development and support of essential business applications. Your main responsibilities will include: Understanding Business Needs: Engage with stakeholders to gather and … C#.NET, interfacing with Oracle and SQL Server databases. Quality Assurance: Conduct unit testing and ensure quality at every stage of development. Support Existing Applications: Provide ongoing support for current C# and .NET applications, ensuring optimal functionality. Collaboration: Work closely with the IT department to maintain the environments where applications run. Additional Responsibilities: Define necessary database objects and liaise with SQL More ❯
Employment Type: Contractor
Rate: £400 - £415 per day
Posted:

Csharp Software Engineer

Stevenage, Hertfordshire, South East, United Kingdom
Morson Edge
C# Software Engineer Location: Stevenage, UK Contract: 12 months Rate: £49.70/hour PAYE (£56.93/hour incl. holiday) or £65/hour Umbrella We seek an engineer with recent high-integrity or safety-critical industry experience (defence, aerospace, or similar), or eligible for UK security clearance. Overview: Contribute to the development of advanced defence systems across the full product … The role focuses on creating and integrating simulation components, digital twins, and emulators that accurately represent weapon systems within synthetic environments. Responsibilities: Design, develop, and integrate simulation software using C# and C++. Collaborate with project leads and architects to deliver complete system representations. Implement configuration control, continuous integration, and test-driven development practices. Work within an agile, multidisciplinary team to … deliver validated simulation solutions. Support activities such as system integration, verification, validation, and training. Essential Skills: Proficiency in C# and C++. Experience with Microsoft Visual Studio or Eclipse. Strong analytical ability to translate system-level concepts into technical detail. Competent with Windows and Linux operating systems. Excellent written, verbal, and presentation skills. Desirable Skills: Familiarity with distributed simulation standards (DIS More ❯
Employment Type: Contract
Rate: £49.70 - 65.00 per hour + None
Posted:

Software Engineer

Stevenage, Hertfordshire, South East, United Kingdom
Guidant Global
Our esteemed client, a trusted partner of the UK Ministry of Defence, is seeking a highly skilled Software Engineer with expertise in C# and C++. This exciting role involves integrating real products, models, and synthetic environments to provide visualizations, demonstrations, verification and validation, training capabilities, and support. As a Software Engineer, you will join a vital team that plays a … twins and emulators to create end-to-end representations of weapon systems in synthetic environments. You'll collaborate with project leads and simulation architects to develop simulation components using C#, C++, and integration simulations, adhering to industry standards. You'll be part of an agile development team of engineers from different disciplines, working together to create simulations and representations of … equipment. Our approach to software development includes Configuration control Continuous Integration Continuous Delivery or Deployment. Unit testing and test-driven development. What do you need?: Proficient/Expert in C#/C++ Microsoft Visual Studio, Eclipse, Capacity to function from high level/system view into technical detail. Outstanding verbal, presentation, and written communication skills Knowledge of using Microsoft Windows More ❯
Employment Type: Contract
Rate: Up to £65 per hour ; (Umbrella)
Posted:

Lead Cloud Engineer

London, South East, England, United Kingdom
Hybrid / WFH Options
Lorien
Lead Cloud Engineer Hybrid Working - London - 2 days a week on site. Financial Services Lorien's leading banking client is looking for a Lead Cloud Engineer to lead their engineering teams on a long-term Infrastructure Modernisation Programme. You'll More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Senior GCP Engineer

London, South East, England, United Kingdom
Lorien
Senior GCP Engineer 2 Days Per week London Via Umbrella 6 Month Contract Our UK based leading banking client is looking for a highly skilled GCP Engineer to join the team on an initial 6 month contract Hands-on experience More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:
C#
the South East
10th Percentile
£325
25th Percentile
£366
Median
£464
75th Percentile
£511
90th Percentile
£550