301 to 325 of 913 C# Jobs in London

.NET Developer, C# - Global Technology Brand – London (Tech stack: .NET Developer, .NET 9, ASP.NET, C#, WPF, React, Angular 19, Microservices, Azure, Web API 2, Entity Framework, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Our clients fascinating story dates back to 1981; today they have fast become one of the most instantly recognised technology brands across the globe.Their success has … are looking to expand their award winning .NET software development team. We are seeking .NET Developer candidates with experience of either web application development (.NET Core/ASP.NET MVC, C#) or winforms/WPF (C#) development. Our client will provide you with training into: .NET 9, WPF, MVVM, Prism, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web More ❯

.NET Developer, C# - Global Technology Brand - London (Tech stack: .NET Developer, .NET 9, ASP.NET, C#, WPF, React, Angular 19, Microservices, Azure, Web API 2, Entity Framework, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Our clients fascinating story dates back to 1981; today they have fast become one of the most instantly recognised technology brands across the globe. Their success … are looking to expand their award winning .NET software development team. We are seeking .NET Developer candidates with experience of either web application development (.NET Core/ASP.NET MVC, C#) or winforms/WPF (C#) development. Our client will provide you with training into: .NET 9, WPF, MVVM, Prism, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web More ❯

platform. What we are looking for: Strong experience in an Implementation role within Financial Markets and/or a FinTech Strong technical ability - coding in Python, Java, SQL or C# Client facing role with buy-side firms Cross Asset trading and Risk exposure is advantageous Exposure to financial products Strong communication and prioritisation skills. We are looking to make introductions More ❯

trade capture, lifecycle management, P&L, and reconciliations , working directly with trading, quant, and operations teams. Requirements: 5+ years experience in trading or financial-technology environments Strong proficiency in C# and Python Experience with middle-office, risk, or trade lifecycle systems Pragmatic, collaborative engineer with a focus on reliability and scalability Highlights: High-impact engineering role within a top-performing More ❯

in energy market data, developing infrastructural components, and implementing full stack technology for commodities analytics. The ideal Full Stack Developer will have: Minimum 5+ years of experience working with C# and related .NET technologies Strong proficiency with front end development (preferably React), async patterns, and DOM manipulation Ability to interact with stakeholders to progress design and satisfy requests Experience operating More ❯

in energy market data, developing infrastructural components, and implementing full stack technology for commodities analytics. The ideal Full Stack Developer will have: Minimum 5+ years of experience working with C# and related .NET technologies Strong proficiency with front end development (preferably React), async patterns, and DOM manipulation Ability to interact with stakeholders to progress design and satisfy requests Experience operating More ❯

trade capture, lifecycle management, P&L, and reconciliations , working directly with trading, quant, and operations teams. Requirements: 5+ years experience in trading or financial-technology environments Strong proficiency in C# and Python Experience with middle-office, risk, or trade lifecycle systems Pragmatic, collaborative engineer with a focus on reliability and scalability Highlights: High-impact engineering role within a top-performing More ❯

solving complex engineering challenges - from distributed systems and large-scale data pipelines to real-time detection and automation. Has solid OOP experience (Python, Java, Go, or Rust core stack: C# , and they ll help you get up to speed) London Hybrid (2 3 days onsite More ❯

trade capture, lifecycle management, P&L, and reconciliations , working directly with trading, quant, and operations teams. Requirements: 5+ years’ experience in trading or financial-technology environments Strong proficiency in C# and Python Experience with middle-office, risk, or trade lifecycle systems Pragmatic, collaborative engineer with a focus on reliability and scalability Highlights: High-impact engineering role within a top-performing More ❯

in energy market data, developing infrastructural components, and implementing full stack technology for commodities analytics. The ideal Full Stack Developer will have: Minimum 5+ years of experience working with C# and related .NET technologies Strong proficiency with front end development (preferably React), async patterns, and DOM manipulation Ability to interact with stakeholders to progress design and satisfy requests Experience operating More ❯

for promoting best practices across the wider company and supporting teams in adopting them. We're looking for candidates who possess the following: Experience with Azure Ecosystem Experience with C# & Python Working on creating Proof of Concepts and prototypes Interest in emerging areas such as AI or automation Excellent stakeholder communication skills If you meet some of the above requirements More ❯

trade capture, lifecycle management, P&L, and reconciliations , working directly with trading, quant, and operations teams. Requirements: 5+ years’ experience in trading or financial-technology environments Strong proficiency in C# and Python Experience with middle-office, risk, or trade lifecycle systems Pragmatic, collaborative engineer with a focus on reliability and scalability Highlights: High-impact engineering role within a top-performing More ❯

to work on exciting projects for the next step of their journey. Skills required: 4+ years DevOps engineering experience AWS Cloud Services Software Engineering background (Ruby On Rails or C# or Angular) CI/CD Docker Containerization Good communication skills What's on offer? Salary ranging from £90k to £100k 30 days annual leave Bonus Pensions Flexible working hours Other More ❯

to work on exciting projects for the next step of their journey. Skills required: 4+ years DevOps engineering experience AWS Cloud Services Software Engineering background (Ruby On Rails or C# or Angular) CI/CD Docker Containerization Good communication skills What's on offer? Salary ranging from £90k to £100k 30 days annual leave Bonus Pensions Flexible working hours Other More ❯

Build reusable assets such as templates and reference architectures to accelerate delivery. Engage directly with business and technical teams to drive digital adoption. 5+ years in software engineering using C# or Python. Knowledge of CI/CD pipelines, automated testing, and agile practices. Exposure to Power Platform, Generative AI, front-end frameworks, or industrial/physical product environments. This is More ❯

to work on exciting projects for the next step of their journey. Skills required: 4+ years DevOps engineering experience AWS Cloud Services Software Engineering background (Ruby On Rails or C# or Angular) CI/CD Docker Containerization Good communication skills What's on offer? Salary ranging from £90k to £100k 30 days annual leave Bonus Pensions Flexible working hours Other More ❯

Azure DevOps, IaC, Terraform, AKS, Grafana, Infrastructure, Ansible, Hashicorp, PowerShell, C#, CI/CD, DevOps, Kubernetes, SaaS, PowerShell, Git. Our client is looking to fill a brand new permanent role that is basically for a hands-on team lead/manager to lead and manage the day-to-day activities of a UK-based Azure DevOps team. Strong Azure DevOps More ❯

time project deliveries Candidate Profile: Degree educated; emphasis on numeracy and computation such as Maths, Engineering, Computer Science, Finance or similar Strong working knowledge of programming languages such as C#, C++, R or Python Knowledge of SQL Understanding of finance and capital markets Excellent interpersonal skills This is an exciting opportunity to join a elite firm in the FinTech space More ❯

generous holiday allowance. Private medical insurance and funded professional training. Inclusive, collaborative engineering culture with progression opportunities. Key Requirements: Proven experience leading software development teams. Strong technical expertise in C#, Angular, and cloud platforms. Experience designing high-availability, performant cloud services. Excellent communication and stakeholder management skills For any additional questions, please contact me via LinkedIn or email - ollie.bluck@harringtonstarr.com More ❯

generous holiday allowance. Private medical insurance and funded professional training. Inclusive, collaborative engineering culture with progression opportunities. Key Requirements: Proven experience leading software development teams. Strong technical expertise in C#, Angular, and cloud platforms. Experience designing high-availability, performant cloud services. Excellent communication and stakeholder management skills For any additional questions, please contact me via LinkedIn or email - ollie.bluck@harringtonstarr.com More ❯

generous holiday allowance. Private medical insurance and funded professional training. Inclusive, collaborative engineering culture with progression opportunities. Key Requirements: Proven experience leading software development teams. Strong technical expertise in C#, Angular, and cloud platforms. Experience designing high-availability, performant cloud services. Excellent communication and stakeholder management skills For any additional questions, please contact me via LinkedIn or email - ollie.bluck@harringtonstarr.com More ❯

offers an excellent working environment. Previous experience within the sports trading industry would be beneficial. Skills required: PhD in STEM related subject Proficient in several of the following: Python, C#, C++, Java Mathematical Modelling Mathematical skills, particularly a keen understanding of probabilities and statistics Analytic mindset Strong communication skills Accuracy and attention to detail Experience in data science (big data More ❯

offers an excellent working environment. Previous experience within the sports trading industry would be beneficial. Skills required: PhD in STEM related subject Proficient in several of the following: Python, C#, C++, Java Mathematical Modelling Mathematical skills, particularly a keen understanding of probabilities and statistics Analytic mindset Strong communication skills Accuracy and attention to detail Experience in data science (big data More ❯

a leading role in the evolution of a cutting-edge internal platform used by actuaries and data scientists across the business. KeyResponsibilities Leadfeaturedevelopmentonahigh-impactanalyticsplatform,withafocusonperformance,scalability,andlong-termmaintainability. Bridgeandoptimisetheintegrationbetween C#(.NET8)andPython codebasesrefactoringandenhancingwherenecessarytoreduceinefficienciesandimprovemodularity. Improvetheperformanceofcomplexdatapipelinesandreal-timecalculationengines,workingwithlargedatasets(4GB+)todeliverrapid,reliableresults. Reviewcodeandmentorpeers,providingfeedbackandfosteringskilldevelopmentwithinagrowing,collaborativeteam. Promoteengineeringexcellence,championingbestpracticesincleancode,CI/CD,automatedtesting,versioncontrol,andmodernarchitecturalprinciples(e.g.SOLID). Collaboratecross-functionallywithactuaries,analysts,anddatascientiststotranslatetechnicalsolutionsintoreal-worldinsurancevalue. Exploreandprototypeemergingtechnologiesthatcouldenhanceplatformcapabilitiesoroperationalefficiency. Contributetoapositiveengineeringculturegroundedincuriosity,innovation More ❯

offers an excellent working environment. Previous experience within the sports trading industry would be beneficial. Skills required: PhD in STEM related subject Proficient in several of the following: Python, C#, C++, Java Mathematical Modelling Mathematical skills, particularly a keen understanding of probabilities and statistics Analytic mindset Strong communication skills Accuracy and attention to detail Experience in data science (big data More ❯