1 to 25 of 84 Permanent C# Jobs in the City of London

Junior Software Engineer

Hiring Organisation
Insight Global
Location
City of London, London, United Kingdom
following skillset: University degree (ideally in Computer Science or related field) Full stack in Microsoft technologies (below): Microsoft stack: Visual Studio, .NET/C#, ASP.NET, Entity Framework. SQL Server: good T-SQL, performance tuning, and SSDT database projects APIs: designing, building and consuming REST services. SDLC/DevOps: Agile delivery ...

Full Stack Software Engineer

Hiring Organisation
83zero Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
modifications to open-source UI components Experience enabling data scientists and engineers with Python-based development workflows and tooling Technology Stack: Azure Cloud Services C# (.NET 10) Python React.js and modern JavaScript (ES6+) Snowflake (Data Warehouse) Apache Airflow Terraform dbt SQL Server ...

Lead .NET/JS Developer - Perm - Creative Agency

Hiring Organisation
Lorien Resourcing Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
keep pace What we're looking for Strong experience leading technical delivery within a digital agency or consultancy environment A solid backend background in C#/ASP.NET Core , with full-stack awareness Experience across both frontend and backend challenges - reactive frameworks experience welcome Deep familiarity with Azure , including CI/ ...

Senior Sharepoint Consultant

Hiring Organisation
Career Legal Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent
JavaScript, React, HTML5, CSS3, and modern front-end development practices. Strong experience integrating SharePoint solutions using RESTful APIs and Microsoft Graph. Solid experience with C# and .NET Framework for backend and integration development. Hands-on experience administering SharePoint on-prem environments, including patching, upgrades, performance tuning, and troubleshooting. Experience with ...

Front Office Python Developer

Hiring Organisation
Harrington Starr
Location
City of London, London, United Kingdom
automated testing and DevOps practices Comfortable working across teams to solve business problems with technology Experience in Agile delivery environments Desirable Experience Node.js or C# exposure Terraform/Infrastructure as Code Distributed systems or API gateway experience Monitoring/observability tooling Enterprise platform or shared services experience Financial markets/ ...

Automation QA Analyst

Hiring Organisation
Vallum Associates
Location
City of London, London, United Kingdom
Required Skills & Experience Strong experience in automation testing using Selenium/Playwright/Cypress Proficiency in programming languages such as Java, Python, or C# Experience with API testing (Postman, REST Assured, or similar) Knowledge of testing frameworks (TestNG, JUnit, Pytest, etc.) Familiarity with CI/CD tools (Jenkins, Azure DevOps ...

Software Engineering Manager - Technical Delivery

Hiring Organisation
The Curve Group
Location
City of London, London, United Kingdom
Employment Type
Permanent
ability to review architecture, challenge solutions, and implement engineering standards Excellent communication skills for both technical and non-technical stakeholders Familiarity with .NET/C#, Azure, DevOps/CI/CD, microservices, and modern scalable architecture principles is desirable The opportunity: Shape a new leadership role in a regulated, innovative ...

Lead Developer - .Net / React

Hiring Organisation
Fynity
Location
City of London, London, United Kingdom
someone who enjoys autonomy, modern engineering practices, and working in a business where technology has genuine visibility and impact. Tech Environment .NET 8/C# React/TypeScript Azure API-first architecture Modern CI/CD practices AI/LLM tooling exploration What They’re Looking For Strong background ...

Software Engineer

Hiring Organisation
Harrington Starr
Location
City Of London, England, United Kingdom
maintain production code Research and integrate new technologies Foster a culture of engineering excellence and continuous improvement Key Requirements 5+ years’ experience working with C#/.NET Experience developing front and middle office systems Strong SQL skills Experience with cloud-native solutions (Azure or AWS) Knowledge of event-driven, microservices ...

Senior Sharepoint Developer

Hiring Organisation
Larbey Evans
Location
City Of London, England, United Kingdom
Strong expertise in SPFx development and modern front-end technologies (TypeScript, JavaScript, React, HTML5, CSS3) Experience integrating SharePoint solutions using REST APIs, Microsoft Graph, C#, and .NET Hands-on management of on-prem SharePoint environments, including patching, upgrades, performance tuning, and troubleshooting Experience with Business Connectivity Services (BCS), External Content ...

Senior Platform Architect

Hiring Organisation
McGregor Boyall Associates Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
design and development practices Engage senior stakeholders across technology and business Translate complex technical decisions into clear, commercial outcomes Technology Environment Backend: TypeScript/C# Frontend: JavaScript/React Cloud: AWS (containers, serverless, broader ecosystem) What They're Looking For Strong platform/solution architecture experience in modern cloud environments ...

Senior JavaScript Engineer | DataGrid & Charting Libraries | London

Hiring Organisation
techstack Recruitment
Location
City of London, London, United Kingdom
widely adopted developer tooling What they’re looking for Strong JavaScript and TypeScript fundamentals (framework-agnostic mindset) Experience with a statically typed language (C++, C#, Java, Python, etc.) Deep understanding of algorithms, data structures, and software design Experience building complex systems — not just application-layer UI Familiarity with React, Angular ...

Senior Quantitative Analyst

Hiring Organisation
Spectrum IT Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£130000 - £140000/annum
innovation Contribute to the continuous improvement of analytical methodologies and tools Skills & Experience Required Strong programming skills in several of the following: Python, C#, C++, Java Advanced knowledge of mathematical modelling, statistics, and probability Proven analytical and problem-solving ability Experience working with large-scale data and data science methodologies ...

Infrastructure Engineer

Hiring Organisation
Huxley Associates
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£80000 - £100000/annum
multi-cloud set up is essential. Demonstrable basic development or scripting experience in one or more of the following languages: Bash, Python, Java, C#, Rust, Excel VBA Solid Linux/network stack knowledge, as well as optimization/tuning Nice to haves Containerization (Docker/Kubernetes) in a production environment ...

.NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £90,000 per annum
.NET Developer, C# 14 - Global Technology Brand - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET, C# 14, WPF, React, Angular 21, Microservices, Azure, ASP.NET Core Web API, Entity Framework, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Our clients fascinating story dates back to 1981; today they have fast become … expand their award winning .NET software development team. We are seeking .NET Developer candidates with experience of either web application development (.NET Core, C#) or winforms/WPF (C#) development. Our client will provide you with training into: .NET 10.0, WPF, MVVM, Prism, JavaScript, React, Angular 21, Microservices, MongoDB, Vue.js ...

Senior Developer

Hiring Organisation
Michael Page
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 70,000 - 75,000 Annual
will be an element of mentoring juniors, helping to review code, working with Business Analysts and Product Managers to understand business requirements Must haves: C# Azure SQL Angular Mentoring experience UK work experience Nice to haves: Certifications K8s Docker Azure Service Bus, Logic Apps, Functions Apps Job Offer Car allowance ...

Sharepoint Engineer

Hiring Organisation
DGH Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£95,000
JavaScript, React, HTML5, CSS3, and modern front-end development practices. - Strong experience integrating SharePoint solutions using RESTful APIs and Microsoft Graph. - Solid experience with C# and .NET Framework for backend and integration development. - Hands-on experience administering SharePoint on-prem environments, including patching, upgrades, performance tuning, and troubleshooting. Sharepoint Engineer ...

.NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £80,000 per annum
.NET Developer, .NET 10.0, C# 14 - Consultancy - London Or Surrey (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is an award winning Microsoft consultancy. They specialise … full project life cycle. .NET Developer applicants should have a skill set that encompasses some or all of the following: .NET, .NET Core, C# and Azure SQL. Knowledge of software development methodologies is of interest (Agile, Scrum). My client will provide training in: .NET 10.0, ASP.NET Core, C# ...

Graduate .NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £60,000 per annum
Graduate .NET Developer - Investment Bank - London (Tech stack: Graduate .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, Graduate .NET Developer) Our client is the world's most respected banking institution. Their story dates … over 10,000 offices in 100 countries. Working in tandem with Microsoft they are about to embark upon one of the largest .NET/C# software development projects to take place within the financial services arena for the past 20 years. Graduate .NET Developer will be working on the design ...

.NET Developer, CMS, Sitecore, EpiServer, Umbraco

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £75,000 per annum
.NET Developer, CMS, Sitecore, Optimizely, Umbraco - London (Tech stack: .NET Developer, CMS, Sitecore, Optimizely, Umbraco, .NET 10.0, C# 14, Angular 21, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Established in the 1990s our client is one the fast growing technologies brands across Europe. They have built an unrivalled reputation … complex enterprise .NET projects that have attracted much attention in the trade place. .NET Developer applicants should be experienced in: .NET, .NET Core, C# and Azure SQL. .NET Developer candidates should have some knowledge of a Content Management System (CMS) such as Sitecore, Optimizely, Umbraco, Alterian, Immediacy, Ektron, Kentico, Sitefinity ...

.NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £80,000 per annum
.NET Developer, .NET 10.0, C# 14, Azure SQL - Investment Bank - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is the world's most respected banking institution. … over 10,000 offices in 100 countries. Working in tandem with Microsoft they are about to embark upon one of the largest .NET/C# software development projects to take place within the financial services arena for the past 20 years. You will be working on the design and development ...

C#/.NET Full Stack Engineer

Hiring Organisation
83zero Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£46000 - £55000/annum pension, health care, perks
Role: C#/.NET Full Stack Engineer Base Locations: London, Manchester, Newcastle or Glasgow Working Pattern: Hybrid, with flexibility for client assignments Overview We are seeking experienced Full Stack Engineers to support the delivery of modern digital solutions across a range of transformation programmes. This role sits within a multi … disciplinary engineering and consulting environment, working closely with architects, designers, product teams and client stakeholders. Key Responsibilities Design and build applications using ASP.NET Core, C# and modern JavaScript frameworks Develop responsive, accessible front-end interfaces using React, Angular or Blazor/Razor Contribute to cloud-native architectures ...

Azure Integration Developer

Hiring Organisation
DGH Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£85,000
/Experience: - Expert knowledge of Azure Integration Services (AIS) - Strong experience developing Logic Apps, Function Apps and custom Excel add-ins - Expert knowledge of C#, .NET and Blazor - Excellent stakeholder management skills - Familiarity with Master Data Management Solutions (desirable) - Familiarity with DevOps, Github and Copilot (desirable) Azure Integration Developer ...

Software Engineer | Canvas | SVG | High-Performance Charting

Hiring Organisation
techstack Recruitment
Location
City of London, London, United Kingdom
algorithms, data structures, and software design Experience building complex systems — not just application-layer UI Exposure to a statically typed language (C++, Java, C#, Rust, etc.) Understanding of performance trade-offs in rendering and interaction Working knowledge of basic linear algebra Why this role stands out You’ll be working ...

.NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £50,000 per annum
.NET Developer, .NET 10.0, C# 14, Agile - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) We are pleased to announce the arrival … .NET Developer at all levels who are passionate about developing revolutionary software solutions. .NET Developer applicants should have commercial experience with: .NET, .NET Core, C#, Azure SQL and Agile. Full training will be provided into: .NET 10.0, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure ...