Permanent C# Jobs in London

1 to 25 of 353 Permanent C# Jobs in London

Back End Integration Engineer

City of London, London, United Kingdom
Hybrid / WFH Options
I3 Resourcing Limited
API lifecycle management . Proficiency in Microsoft Azure services: API Management, Service Bus, Logic Apps, Azure Functions WebApps, Storage, Networking, Security (RBAC, OAuth, SAML) Solid software development experience with: C# (.NET/.NET Core) REST APIs, SQL Server (T-SQL), HTML/CSS/JavaScript/React, Python Comfortable with tools like Azure Data Factory , Databricks , Power Automate , Power Platform More ❯
Employment Type: Permanent, Work From Home
Salary: £80,000
Posted:

.NET Developer

City of London, London, England, United Kingdom
Hybrid / WFH Options
Noir
product to these new markets and help enhance this already successful company! Successful .NET Developer candidates should be able to demonstrate strong knowledge of: .NET Core/ASP.NET MVC, C# and Azure SQL. Any experience in the following is desirable: .NET 9, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile More ❯
Employment Type: Full-Time
Salary: £65,000 - £85,000 per annum
Posted:

Senior Software Engineer

London, United Kingdom
Tokio Marine HCC
experimentation & learning Desirable : Experience of AWS or Azure Hands-on knowledge of Domain Driven Design (DDD) Some experience with frontend technologies such as HTML, CSS, HTMX, React Experience of C# with .NET Web and API development Understanding of git, CI/CD and DevOps practices and experience in Observability/monitoring Any knowledge of Actuarial/Commercial Insurance Some exposure More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Developer / Architect - Financial Software

London, United Kingdom
Jump IT Recruitment
C#, ASP.NET, MVC, HTML, CSS, JavaScript, Entity Framework, SQL. Azure Service Bus. C++, FIX protocol, SignalR, RabbitMQ, Azure DevOps. Great new permanent opportunity to join our client-based London area. They are a quality-driven development team focused on delivering a great product. The environment is collaborative with real, in-depth technical expertise in their financial sector. It is a More ❯
Employment Type: Permanent
Salary: £70000 - £90000/annum +Bens+Bonus
Posted:

Senior Developer / Architect - Financial Software

London, South East, England, United Kingdom
Jump IT Recruitment Solutions Ltd
C#, ASP.NET, MVC, HTML, CSS, JavaScript, Entity Framework, SQL. Azure Service Bus. C++, FIX protocol, SignalR, RabbitMQ, Azure DevOps. Great new permanent opportunity to join our client-based London area. They are a quality-driven development team focused on delivering a great product. The environment is collaborative with real, in-depth technical expertise in their financial sector. It is a More ❯
Employment Type: Full-Time
Salary: £70,000 - £90,000 per annum
Posted:

.Net lead developer

London, United Kingdom
Axiom Software Solutions Limited
Architecture, NoSQL Years of Experience: 8+ Years for Lead/5+ year for Developer Responsibilities Proven experience as a .NET Core Developer with expertise in Microsoft Azure. Proficiency in C# and .NET Core for server-side development. Excellent Coding skills and best practices Strong experience of Azure services, including but not limited to Azure App Service, Azure Functions, Azure SQL More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer

City, London, United Kingdom
Retelligence
on time, quality, cost, and performance. Collaborate with colleagues across the organization to gain buy-in and feedback on proposals and designs. Required Knowledge & Experience: Essential: Strong proficiency in C# at a commercial level. Solid experience with .NET Core and related open-source technologies. Knowledge of Object Orientation, SOA, and relevant design patterns. Experience with modern software development practices, including More ❯
Employment Type: Permanent
Salary: GBP 80,000 - 95,000 Annual
Posted:

Senior Software Engineer

EC2M, Bishopsgate, Greater London, United Kingdom
Retelligence
on time, quality, cost, and performance. Collaborate with colleagues across the organization to gain buy-in and feedback on proposals and designs. Required Knowledge & Experience: Essential: Strong proficiency in C# at a commercial level. Solid experience with .NET Core and related open-source technologies. Knowledge of Object Orientation, SOA, and relevant design patterns. Experience with modern software development practices, including More ❯
Employment Type: Permanent
Salary: £80000 - £95000/annum + Bonus
Posted:

Senior Sotware Engieer

City of London, London, United Kingdom
Espire Infolabs Limited
Experience: 7+ years Relevant Experience: .Net Core, Azure functions, Azure Functions, Microservice Architecture. Job Description: Proven experience as a .NET Core Developer with expertise in Microsoft Azure. Proficiency in C# and .NET Core for server-side development. Excellent Coding skills and best practices Strong experience of Azure services, including but not limited to Azure App Service, Azure Functions, Azure SQL More ❯
Employment Type: Permanent
Posted:

Senior .Net Developer

REMOTE, St James's Square, Greater London, United Kingdom
Hybrid / WFH Options
Morris Sinclair Recruitment
Commercial Experience as a Back-End Microsoft Developer Strong Academic Background with Demonstrable Achievements Proven ability to excel in time-constrained, algorithmic problem-solving Technical Expertise: Advanced Proficiency in: C# and .NET Framework Microsoft Azure Cloud Platform SQL and SQL Server Complex Data-Driven Software Development Strong Algorithm and Data Structure Knowledge Preferred Background: Experience in FinTech or Similar Structured More ❯
Employment Type: Permanent
Salary: £70000 - £100000/annum
Posted:

Lead Solutions Architect

London, South East, England, United Kingdom
Red King Resourcing
wide range of technologies, languages, and frameworks Proven experience architecting cloud-native enterprise applications in Microsoft Azure (Azure Solution Architect certification or equivalent is a strong plus) Expertise in C# and the .NET ecosystem , delivering robust enterprise-grade applications Hands-on experience designing distributed microservices and event-driven integrations Proficiency with modern web frameworks and technologies such as React, Angular More ❯
Employment Type: Full-Time
Salary: £100,000 - £120,000 per annum
Posted:

Lead Solutions Architect

London, Regent's Park, United Kingdom
Red King Resourcing
wide range of technologies, languages, and frameworks Proven experience architecting cloud-native enterprise applications in Microsoft Azure (Azure Solution Architect certification or equivalent is a strong plus) Expertise in C# and the .NET ecosystem , delivering robust enterprise-grade applications Hands-on experience designing distributed microservices and event-driven integrations Proficiency with modern web frameworks and technologies such as React, Angular More ❯
Employment Type: Permanent
Salary: £100000 - £120000/annum Dep on skills / exp
Posted:

Software Developer in Test - Mid Level - SDET

South East London, London, United Kingdom
Hybrid / WFH Options
TEN10 SOLUTIONS LIMITED
love to hear from you! Essential Skills & Experience: Eligibility for SC clearance . Experience in Agile environments (e.g., SCRUM, Kanban) A technical development background with coding skills in Java, C#, TypeScript, JavaScript , or similar. Expertise in automation testing, with hands-on experience using tools like Playwright, Selenium, Cypress, or RestAssured. Knowledge of integration testing and automation frameworks. Hands-on experience More ❯
Employment Type: Permanent, Work From Home
Posted:

Microsoft Dynamics 365 CE Solution Architect

London, United Kingdom
Hybrid / WFH Options
Cognizant
Server Reporting Services (SSRS) and FetchXML .NET Framework Version 4.5 or above including strong WCF\ Web API experience Knowledge of Web development, HTML, CSS, JSON, XML, Javascript and SQL C# and OOPS concepts Good to have experience and knowledge of Microsoft Azure Power Apps and Portal Field Services Customer Insight What education and certification credentials are needed for this role More ❯
Employment Type: Permanent, Work From Home
Posted:

Software Development Engineer in Test, Data Tester. Automation Engineer, Asset Management, Outside IR35

City Of London, England, United Kingdom
Bangura Solutions
required for a prestigious financial service client in London. The role will involve working on a big Transformation Programme, and suited candidates will have the following hands-on experience; C#, Python, JavaScript/Typescript, SQL and test automation frameworks such as Playwright, Specflow, Agile and TDD. Strong data testing knowledge in SQL, Snowflake or Databricks. Strong Azure DevOps, Azure, Git More ❯
Posted:

Software Development Engineer in Test, Data Tester. Automation Engineer, Asset Management, Outside IR35

london, south east england, united kingdom
Bangura Solutions
required for a prestigious financial service client in London. The role will involve working on a big Transformation Programme, and suited candidates will have the following hands-on experience; C#, Python, JavaScript/Typescript, SQL and test automation frameworks such as Playwright, Specflow, Agile and TDD. Strong data testing knowledge in SQL, Snowflake or Databricks. Strong Azure DevOps, Azure, Git More ❯
Posted:

Software Development Engineer in Test, Data Tester. Automation Engineer, Asset Management, Outside IR35

london (city of london), south east england, united kingdom
Bangura Solutions
required for a prestigious financial service client in London. The role will involve working on a big Transformation Programme, and suited candidates will have the following hands-on experience; C#, Python, JavaScript/Typescript, SQL and test automation frameworks such as Playwright, Specflow, Agile and TDD. Strong data testing knowledge in SQL, Snowflake or Databricks. Strong Azure DevOps, Azure, Git More ❯
Posted:

Senior .NET Developer - Risk Technology

London, South East, England, United Kingdom
Robert Walters
/ML-driven innovations to improve system performance and risk analysis Work effectively with global teams across multiple locations Key Requirements Strong hands-on experience in software engineering using C# and .NET Core Solid understanding of CI/CD tools and practices (e.g., Jenkins, TeamCity, Git, Nexus) Experience within enterprise-level or investment banking environments, ideally in Risk Technology Familiarity More ❯
Employment Type: Full-Time
Salary: £100,000 - £110,000 per annum
Posted:

Solutions Engineer

City of London, London, United Kingdom
Hybrid / WFH Options
Anson Mccade
modern digital platforms and driving innovation across multiple industries. What we're looking for 5+ years' experience in cloud-native development (preferably Azure). Strong software development experience in C# and/or Python. Knowledge of RESTful APIs, microservices, and event-driven architectures . Skilled with Git-based version control and automated CI/CD pipelines (Azure DevOps, GitHub Actions More ❯
Employment Type: Permanent, Work From Home
Posted:

Senior Solutions Architect London

London, United Kingdom
Hybrid / WFH Options
MongoDB
pre-sales with enterprise software Minimum of 3 years experience with modern scripting languages (e.g. Python, Node.js, SQL) and/or popular programming languages (e.g. C/C++, Java, C#) in a professional capacity Experience designing with scalable and highly available distributed systems in the cloud and on-prem Demonstrated ability to work with customers to review complex architecture of More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Technical Solution Architect

london, south east england, united kingdom
Gallagher
for you if have the following skills, experience and attributes: Experience designing, implementing and enhancing native cloud solutions Experience working with Microservices, Event Sourcing and CQRS Highly proficient in C# .NET Strong experience with an RDBMS and SQL (preferably PostgreSQL or SQL server) Strong experience with AWS including Lambdas, RDS, Cognito Excellent communication and presentation skills Professional attitude (self-starter More ❯
Posted:

Senior C# Developer - Finance

London, England, United Kingdom
Client Server
Senior C# Developer/Software Engineer (C# .Net) London onsite to £150k Opportunity to progress your career in a senior, hands-on C# Developer role at a global Asset Manager with c$3 million under management. As a Senior C# Developer within the trading engine team you'll collaborate to design and develop real-time trading systems, you'll often … be collaborating with he strategy team on Greenfield projects which you'll take ownership of and will see the business impact of. There's a focus on C# .Net backend and API development although you'll also have elements of front end work with JavaScript and React.js. Location: You'll be based in plush City office on a fulltime basis … Monday to Friday. About you: You have expertise with C# .Net, ASP.Net development You have a strong knowledge of databases (SQL or Oracle) You're comfortable with JavaScript/React You have a thorough knowledge of Computer Science fundamentals such as OOP, Design Patterns, Data Structures, Algorithms You are collaborative with excellent communication and stakeholder management skills You are degree More ❯
Posted:

Senior C# Developer - Finance

City of London, London, England, United Kingdom
Client Server Ltd
Senior C# Developer/Software Engineer (C# .Net) London onsite to £150k Opportunity to progress your career in a senior, hands-on C# Developer role at a global Asset Manager with c$3 million under management. As a Senior C# Developer within the trading engine team you'll collaborate to design and develop real-time trading systems, you'll often … be collaborating with he strategy team on Greenfield projects which you'll take ownership of and will see the business impact of. There's a focus on C# .Net backend and API development although you'll also have elements of front end work with JavaScript and React.js. Location: You'll be based in plush City office on a fulltime basis … Monday to Friday. About you: You have expertise with C# .Net, ASP.Net development You have a strong knowledge of databases (SQL or Oracle) You're comfortable with JavaScript/React You have a thorough knowledge of Computer Science fundamentals such as OOP, Design Patterns, Data Structures, Algorithms You are collaborative with excellent communication and stakeholder management skills You are degree More ❯
Employment Type: Full-Time
Salary: £100,000 - £150,000 per annum
Posted:

Senior C# Developer - Finance

london, south east england, united kingdom
Client Server
Senior C# Developer/Software Engineer (C# .Net) London onsite to £150k Opportunity to progress your career in a senior, hands-on C# Developer role at a global Asset Manager with c$3 million under management. As a Senior C# Developer within the trading engine team you'll collaborate to design and develop real-time trading systems, you'll often … be collaborating with he strategy team on Greenfield projects which you'll take ownership of and will see the business impact of. There's a focus on C# .Net backend and API development although you'll also have elements of front end work with JavaScript and React.js. Location: You'll be based in plush City office on a fulltime basis … Monday to Friday. About you: You have expertise with C# .Net, ASP.Net development You have a strong knowledge of databases (SQL or Oracle) You're comfortable with JavaScript/React You have a thorough knowledge of Computer Science fundamentals such as OOP, Design Patterns, Data Structures, Algorithms You are collaborative with excellent communication and stakeholder management skills You are degree More ❯
Posted:

Senior Software Engineer

City of London, London, United Kingdom
Espire Infolabs Limited
onsite) Desired Industry Experience: 5+ years Relevant Experience: React.Js, Typescript, Azure Job Description: Proven experience as a Front-End Developer with a focus on React.js, and Typescript. Familiarity with C# and .Net. Strong proficiency in JavaScript, ES6/ES7, and related front-end technologies. Familiarity with state management libraries such as Redux. Experience with version control systems, such as Git. More ❯
Employment Type: Permanent
Posted:
C#
London
10th Percentile
£52,275
25th Percentile
£59,250
Median
£80,000
75th Percentile
£105,000
90th Percentile
£130,000