1 to 25 of 40 Contract C# Jobs in London

Senior C#. NET Developer Location: London (Hybrid) Contract: 6 months IR35: Inside IR35 Our client, a leading global investment bank, is looking for an experienced C#. NET Developer to join their team on a 6 ...

development experience with Office 365 tools, CSS, JavaScript, jQuery, and HTML5. Solid knowledge of Rest API and Graph API. Desirable: Exposure to ASP.Net and C#, and familiarity with Agile delivery. Experience with CI and Automation tools. Skills and Qualities: Excellent verbal and written communication skills for both technical ...

full stack web application using modern Microsoft and Open-source technology Profile Full stack web development using Microsoft and open-source technologies Backend C# development Frontend Angular/JavaScript/TypeScript Dev Extreme UI Components PostgreSQL or SQL Server databases Experience with modern software development practices including Agile, Scrum ...

effective working relationships A collaborative mindset with strong teamwork skills Desirable Experience building dashboards and reports using Power BI Programming or scripting experience (e.g. C#, Python, PowerShell) Experience consuming APIs and working with semi-structured data (JSON, XML) Experience with Microsoft Azure data services such as Azure Data Factory, Azure ...

tracing-OpenTelemetry) and SLOs for critical services. Your Profile Essential Skills/Knowledge/Experience (Up to 10, Avoid repetition) .NET Expertise: .NET 8, C#, ASP.NET Core, RESTful APIs, background jobs, async programming, dependency injection, unit/integration testing frameworks. Security Concepts: OWASP Top 10/ASVS, threat modelling, OAuth2 ...

operationalizing AI solutions. Practical experience architecting and implementing RAG-based systems using Azure Search or vector index stores. Strong programming experience in Python, C#, JSON, or Node.js for integrating AI models and building backend services. Experience with Azure cloud services including Azure Functions, Logic Apps, Storage, App Services, Key Vault ...

C# Developer Remote Outside IR35 A client is looking for a seasoned C# Developer to join their development function and contribute to a significant internal programme of work. Working as part of the software development team, you ll partner closely with senior stakeholders to 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 in peer code reviews and contribute ...

C# Developer | Remote | Outside IR35 A client is looking for a seasoned C# Developer to join their development function and contribute to a significant internal programme of work. Working as part of the software development team, you’ll partner closely with senior stakeholders to 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 in peer code reviews and contribute ...

skills : Write test scripts Proven experience as a Test Engineer, QA Engineer, or similar role Strong scripting or programming skills (e.g. Java, Python, JavaScript, C#, or similar) Hands-on experience with test automation tools/frameworks (e.g. Selenium, Cypress, Playwright, REST Assured, pytest, etc.) Experience testing APIs and services Familiarity ...

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, and cloud platforms (Azure ...

Senior C++ Software Engineer/Developer, you have: Unix/Linux experience. Experience of financial markets and the trade life cycle beneficial. C# and any GUI development experience. Senior C++ Developer/Software Engineer - London Based in the City of London/6 months rolling/£750 per day (Inside ...

effective working relationships A collaborative mindset with strong teamwork skills Desirable Experience building dashboards and reports using Power BI Programming or scripting experience (e.g. C#, Python, PowerShell) Experience consuming APIs and working with semi-structured data (JSON, XML) Experience with Microsoft Azure data services such as Azure Data Factory, Azure ...

Drive continuous 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 ...

/CD Experience. High level of communication and collaboration skills with non-technical or technical stakeholders. Ability to design scalable and maintainable secure systems. C#, Dynamics or Vue development experience (highly desirable). This Python Developer role is an immediate start, with interview slots available next week. ...

Deep expertise in Azure API Management Strong OpenAPI, RESTful API design, and security protocols (OAuth 2.0, JWT, TLS) Proficiency in Node.js/Java/C# and modern integration patterns Experience with CI/CD, monitoring tools, and DevOps practices Security and quality-first mindset Bonus Points: Azure Databricks, Data Platforms ...

OpenAI, Azure Functions, App Service, Key Vault). Proficiency with REST APIs and JSON; integrating LLM calls into applications/services using Python or C# (Node.js also acceptable). Working knowledge of embeddings, document chunking strategies, indexing, semantic search, and citation/grounding techniques. Experience with vector databases (e.g., Azure ...

sharing within the team. Requirements: Proven experience in test automation using Playwright, Cypress, and Selenium WebDriver. Coding skills in TypeScript/JavaScript plus either C# or Java. Familiarity with public sector projects and compliance requirements is highly desirable. Previous experience working in a consultancy environment is beneficial. Excellent communication ...

user stories In-depth knowledge of a fourth-generation programming language (4GL) Strong skills in object-oriented analysis and design (OOAD) Proven experience with C#, Java (Spring Boot, JPA/Hibernate), REST APIs, observability, monitoring, queue technologies, security, and relational databases (especially Postgres). Strong understanding of SOLID principles, microservice ...

Experience aligning solutions with privacy and compliance requirements (e.g., GDPR , ISO 27001 controls) and completing architecture risk assessments. Proficiency in Python and/or C# for service integration, evaluation tooling, and adapters; solid understanding of REST APIs, JSON, and async patterns. Mode of working: Hybrid(3 days) Work locations: London ...

Experience aligning solutions with privacy and compliance requirements (e.g., GDPR, ISO 27001 controls) and completing architecture risk assessments. Proficiency in Python and/or C# for service integration, evaluation tooling, and adapters; solid understanding of REST APIs, JSON, and async patterns. Desirable skills/knowledge/experience Experience with vector ...

Application Testers, Solutions Architect, C# Developers & IT support engineers London 6-month contracts Hybrid working - 3 days a week onsite Max Rate £415 per day via umbrella (no Flex) Are you passionate about making an impact in financial services? Do you have the technical skills and experience to enhance … teams to identify defects early, improve test coverage, and streamline the release process. The primary responsibility is to test applications, predominantly developed using MS.NET C# and backed by SQL Server or Oracle databases. Key tasks include understanding business requirements, creating test plans, writing and executing test cases, and performing both ...

build, and maintain reliable data pipelines and integrations using Snowflake, Python, SQL, and C#. Skills and experience required: Strong proficiency in SQL, Python, and C# (including query optimisation and performance tuning). Experience with data modelling, ETL pipelines, and data integration. Proven ability to work directly with stakeholders and data ...

integrations. Integration Skills: Solid engineering skills, particularly in APIs, authentication, and secure design patterns. Coding Knowledge: Practical experience with coding languages such as Python, C#, or PowerShell. Industry Background: Experience in banking or other regulated industries is a plus. Security Awareness: A good understanding of enterprise security, data protection ...

role will be Via Umbrella. Working in a Hybrid Model of 2 days a week on site. Key Responsibilities: Strong experience of working with C# Experience/knowledge of Python Experience of working with Front Office (IT or Desk Support) Experience of working within Trading Environments and with Traders. Ensure ...

work, experience working closely with actuaries, or highly analytical business users, would be a huge benefit. Responsibilities - Building and maintaining bespoke applications using C#/.NET Working across the stack, including JavaScript/React Developing and consuming APIs in a modern Azure environment Working with SQL Server and MongoDB Contributing … code Collaborating closely with engineers, testers, product owners, business analysts, and subject-matter experts Working in an Agile delivery environment Requirements - Commercial experience with C#/.NET Exposure to Azure and cloud-based development Front-end experience with JavaScript/React Experience working with relational and/or NoSQL databases ...