26 to 50 of 743 C# Jobs in London

2027 Blackstone Technology & Innovation Software Developer Analyst (London)

Location
Greater London, England, United Kingdom
business analysts to design, build, deploy, and support Blackstone Innovations’ suite of applications. Our custom-built applications are mostly developed in Python or C# on the .NET platform with JavaScript/React/Node.js and hosted within AWS. We take full advantage of cloud native container-based and serverless architectures. ...

Software Engineer

Location
Greater London, England, United Kingdom
great value on technical excellence and a drive for continuous learning. Experienced Software Engineers with one of the following technologies – Java, Python, C++ or C# Strong experience with CI/CD, unit testing framework and automation (testing/deployment) in cloud platforms such as AWS or Azure Curiosity about ...

Power Platform / D365 Technical Lead

Location
Greater London, England, United Kingdom
Sales, Customer Service, Contact Centre, Customer Insights Front end development experience using HTML, CSS, JavaScript, jQuery, Liquid Template Strong server-side development experience C#/.Net Strong experience using Plugins, Custom Workflow Activities, Custom APIs Integration experience with REST APIs/custom connectors Azure Integration Knowledge - Azure Functions, Logic Apps ...

Senior Front-End Developer (React, TypeScript) - VP, FX Options Pricing

Location
Greater London, England, United Kingdom
workflows (e.g., GitHub Copilot, Cursor, Devin). Familiarity with desktop container frameworks such as OpenFin or interoperability libraries. Back-end development experience in Java, C#/.NET, or Python. Knowledge of containerization and orchestration with Kubernetes. Our Culture Agile & Collaborative: We thrive in a dynamic environment that values curiosity, ownership ...

Software Developer - Clearing Technology

Location
Greater London, England, United Kingdom
Software Developer - Clearing Technology Location: London, GB Job type: Full-Time As a Senior Full Stack Developer specialising in C# .NET, you will be a pivotal member of our Software Development team in Clearing Technology, driving an AI-first approach to the creation and enhancement of secure, responsive web-based ...

Dynamics 365 Developer

Hiring Organisation
Vallum Associates
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £430/day
/knowledge/experience: (Up to 10, Avoid repetition) 7+ years of hands-on Microsoft Dynamics 365 and Dataverse development experience. Strong experience developing C# Plugins, Custom APIs, and Custom Workflow Activities. Strong understanding of Microsoft Dataverse architecture, solution design, and data modelling. Microsoft Dataverse Web APIs OAuth and modern ...

Azure Senior Full Stack Developer

Hiring Organisation
Cognitive Group | Part of the Focus Cloud Group
Location
Greater London, England, United Kingdom
within Agile delivery environments Collaborating with colleagues across international teams 💻 What we’re looking for 5+ years’ experience developing Azure cloud-native applications Strong C#/.NET development experience Experience with Blazor or React Strong knowledge of Azure App Services, Functions and Logic Apps Experience developing REST APIs/WebAPI ...

QE Governance Lead

Location
Greater London, England, United Kingdom
leadership capabilities Experience across diverse technology landscapes including OutSystems, D365, Power Platform, GCP Data & AI, and Azure API Platforms Technical awareness of TypeScript, JavaScript, C#, Python, Pytest, SQL, Playwright, API testing, CI/CD, DevOps, and AI-assisted testing Experience operating within regulated, risk-sensitive environments Core Competencies Demonstrates expertise ...

IT Development Team Lead (Full Stack)

Hiring Organisation
Euro Car Parks
Location
Central London, London, United Kingdom
Employment Type
Permanent
skills, accountabilities and development areas. Desirable Skills: 5+ years experience in working with the .NET framework, particularly with ASP.NET Core, React/React Native, C#, Web API Strong experience in working with Azure (preferably certified) including App Services, Azure Function, Service Bus Experience leading and mentoring small-to-medium hybrid ...

Full Stack Software Engineer II - Java, React

Location
Greater London, England, United Kingdom
inputs/outputs, and adherence to resiliency and security expectations Preferred qualifications, capabilities, and skills Experience with additional languages and frameworks such as .NET (C#) and Python Familiarity with modern front-end technologies such as React and/or Angular Experience with container platforms and platform-as-a-service environments ...

Senior Software Engineer, Client Solutions

Location
Greater London, England, United Kingdom
software development experience Proven experience building and maintaining cloud‐distributed, event‐driven or microservices‐based systems written in enterprise‐grade backend technologies such as C#/.NET (preferred) Strong computer science fundamentals Excellent engineering discipline: clean code, meaningful abstractions, test automation, documentation and version control best practice Natural curiosity ...

Engineering Manager

Hiring Organisation
Leo Technology
Location
London, United Kingdom
Employment Type
Permanent
team What We're Looking For: Essential Experience Proven experience leading and line-managing software engineering teams Strong hands-on development experience with C# and .NET Strong experience with JavaScript and modern front-end frameworks, ideally React Hands-on experience building and deploying solutions within Azure Experience with serverless architectures ...

Software Engineer - Full Stack

Location
Greater London, England, United Kingdom
software applications across backend and frontend technologies. Experience developing backend services using at least one modern language or framework such as Node.js, Python, or C#/.NET. Experience building user interfaces using a modern frontend framework such as React or Angular. Experience working with relational databases, SQL, RESTful APIs ...

Senior Data Consultants London

Location
Greater London, England, United Kingdom
modern data engineering techniques (e.g. distributed systems, data streaming, event-based architectures etc) Software development experience with one or more languages (e.g. Python, Java, C#) Solid software engineering and DevOps skills as well as the complete SDLC applied to data, e.g. design patterns, automation, testing, contract definition, clean code ...

Full Stack Software Engineer III - Java

Location
Greater London, England, United Kingdom
inputs/outputs, and adherence to resiliency and security expectations Preferred qualifications, capabilities, and skills Experience with additional languages and frameworks such as .NET (C#) and Python Familiarity with modern front-end technologies such as React and/or Angular Experience with container platforms and platform-as-a-service environments ...

Lead Software Developer In Test - Lead Consultant

Hiring Organisation
Scale Factory
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Proven leadership in QA/testing roles, with experience guiding teams and managing delivery in Agile environments (SCRUM, Kanban) Strong programming skills in Java, C#, JavaScript/TypeScript , or similar Deep expertise in test automation frameworks such as Selenium, Playwright, Cypress, or RestAssured Experience with integration testing, test strategy ...

AI Workplace Senior Engineer (Secure Microsoft 365 Collaboration and AI)

Location
Greater London, England, United Kingdom
Microsoft Active Directory. Experience with cross-tenant migration, automation and multi-tenant environments. Proven expertise in Languages; PowerShell, PnP, Python (for AI scripting), JavaScript, C#, JSON, Power Query (DAX), and experience with REST APIs and GraphQL for integrating AI services. Databases; Microsoft Dataverse, Microsoft SQL, MySQL, and experience with ...

Senior Engineering Lead (FinTech AI)

Location
Greater London, England, United Kingdom
across accuracy, guardrails, reliability and cost. Engineering and Communication A strong software or data engineering background, with solid coding skills such as Python or C#/.NET, and experience building and integrating APIs and services. Experience deploying and running solutions in the cloud, ideally Azure, with proper CI/ ...

Senior Data Engineer

Location
Greater London, England, United Kingdom
technology and its ability to have a positive impact on business. Nice To Have Azure DevOps (git, multistage YAML, etc.) Other languages, such as C#, PowerShell IaC, e.g. Terraform, ARM, Bicep, etc. Test driven development (TDD) Streaming technologies, such as Azure Stream Analytics, Spark Structured Streaming, etc. Power BI Engineering ...

Principal Software Engineer

Location
Greater London, England, United Kingdom
ability in a modern stack, with the breadth to stay credible outside your strongest language. Our core stack is a mix of .NET/C# and TypeScript on Azure, Python and PHP, with SQL and modern data tooling. Real, evidenced experience leading agentic and AI‐assisted development in a production ...

Software Developer in Test

Location
Greater London, England, United Kingdom
tools (e.g., Jenkins, CircleCI, GitLab CI, Azure DevOps) Knowledge of integration testing and automation frameworks A technical development background with coding skills in Java, C#, TypeScript, JavaScript, or similar Eligibility for Security Clearance We’re on the lookout for passionate, talented individuals who are ready to make an impact. Whether ...

AI Engineer (Multi Agent)

Location
Greater London, England, United Kingdom
software engineering and/or 5+ years equivalent work experience within a cloud environment. Strong Programming Skills: Proficiency in programming languages such as Python, C#, or Java, with a deep understanding of software development principles. Extensive experience with Azure AI solutions, including Azure OpenAI Service, Azure Cognitive Services, and Azure ...

Senior Software Engineer I Software engineering London

Location
Greater London, England, United Kingdom
enhance software solutions. What are we looking for: Bachelor's or Master's degree in Computer Science, Engineering, or related field Proficiency in C# .NET, Java, or Go, with a strong understanding of software development principles in either a backend or full stack environment. Great communication skills and ability ...

Principal Engineer

Location
London, United Kingdom
development environments Nice to have Experience with Swift and the Vapor framework for server-side API development Experience building APIs with technologies such as C# or Java Experience with NoSQL databases including Couchbase or MongoDB Familiarity with CI/CD pipelines, Docker, Kubernetes, and modern DevOps practices Why join Verisk ...

Principal Engineer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
development environments Nice to have Experience with Swift and the Vapor framework for server-side API development Experience building APIs with technologies such as C# or Java Experience with NoSQL databases including Couchbase or MongoDB Familiarity with CI/CD pipelines, Docker, Kubernetes, and modern DevOps practices Why join Verisk ...