226 to 250 of 331 C# Jobs in London

About Us As a leading group of companies, the ECA International Group stands as a global frontrunner in simplifying international mobility. Our collective vision is to make a positive impact by delivering exceptional products and services to our prestigious list More ❯

Overview An established designer of smart energy solutions is seeking a C# Developer to help build and enhance a range of in-house and customer-facing applications including desktop, web and mobile apps. The company is ambitious and currently in year two of a five year growth plan to double in size. This role offers the chance to work on … impactful projects within a forward thinking environment that is driving innovation in smart systems and energy technology. They are seeking a C# Developer with 3+ years of experience to join their team and work alongside an existing developer on a variety of in-house and customer-facing projects. This is an opportunity to contribute to innovative smart energy solutions while … Wycombe with the opportunity to work from home 1 day per week. Responsibilities Develop and enhance in-house and customer-facing applications including desktop, web and mobile platforms using C# and .NET. Collaborate with an existing developer on a variety of projects. Adapt to a dynamic environment, learning new skills, frameworks and technologies as needed. Qualifications 3+ years of experience More ❯

/ONT PON system testing and integration Expertise in burst-mode transceiver testing. Good understanding of equalisation methods (CTLE, FFE, DFE) to improve high-speed link performance. Python, C++, C# High-speed PCB design considerations Full details are available. Please don't hesitate to get in touch to learn more. More ❯

in Agile Development environments. Familiarity with Agile Software Development Methodologies. Minimum 5+ years experience with automated testing tools or equivalent automation skills. Programming skills (Selenium by using SPECFLOW with C# for implementing BDD Framework/Cucumber preferred). Experience with IAM Platform. Good experience with PING. Good experience with SPARTA. Experience testing SOAP and RESTful web services. Experience basic automation More ❯

.NET Developer, .NET 9, C# - Break Into Banking - London (Tech stack: .NET Developer, .NET 9, C#, Azure, Angular 19, Multithreading, RESTful, Web API 2, JavaScript, Programmer, Full Stack Engineer, Architect, .NET Developer) Are you stuck in a catch 22 situation i.e. want to get into the financial services arena but your lack of experience within the industry is preventing you … break! Our client is the world's most prestigious investment bank. We are seeking five .NET Developer to work on the design and development of a Greenfield .NET/C# banking application. .NET Developer applicants should have a skill set that encompasses some or all of the following (full training will be provided to fill any gaps in your skill … and Azure SQL. No previous banking experience is required. This is a once in a lifetime opportunity to get involved in one of the most exciting Greenfield .NET/C# projects in the UK. My client is looking to secure and retain the services of the best .NET Developer candidates on the market place; as such they are offering a More ❯

.NET Developer - Europe's Largest Radio Station Group - London (Tech stack: .NET Developer, .NET 9, C#, Blazor, Azure, JavaScript, HTML5, CSS3, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is Europe's largest and most profitable commercial radio group. In order to keep pace with the new digital technologies being developed, they are transforming their stations into interactive … brands that can operate across multiple platforms such as online, digital TV and mobile. As such we are seeking .NET Developer to join their dynamic .NET/C# team of high flying individuals. .NET Developer applicants should have a skill set that encompasses: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. Our client can provide you with industry … .NET 9, Blazor, EF Core, Azure, JavaScript, HTML5, CSS3, Agile, TDD, BDD, Azure SQL and MongoDB. This is an exciting opportunity to work on complex enterprise level .NET/C# software development projects. Our client offers a structured career progression programme, industry recognized training, flexible working hours and home working. These positions are urgent, as such our client guarantees to More ❯

Software Developer Reports to (POSITION): Reports to (POSITION): Core Team Development Manager Team: Team: Core Department: Department: Development PURPOSE OF JOB: We're looking for a proactive, product-minded C# developer to join our small, agile engineering team. You enjoy wearing multiple hats, learning new technologies, and driving technical excellence through test-driven development and strong collaboration. KEY RESPONSIBILITIES: Design … Develop: Build and maintain backend services in C# (.NET Core/.NET 9) with a focus on clean architecture and maintainability Full-Stack Delivery: Implement front end components in React and Next.js, integrating seamlessly with your C# APIs. DevOps & Deployment: Containerize applications with Docker, orchestrate with Kubernetes, and manage GitOps deployments using ArgoCD. Cloud Infrastructure: Leverage Microsoft Azure services (App … WILL THE POSITION WORK WITH DIRECTLY AND WHO WILL THEY RELATE TO EXTERNALLY) Internal IT (Infrastructure) DevOps External QUALIFICATIONS, EXPERIENCE, & SKILLS: Years of Experience 3+ Years ESSENTIAL OR DESIRABLE C#/.NET: 4+ years of professional experience building backend services. Frontend: Solid understanding of React.js and Next.js; able to implement responsive, performant UIs. DevOps Tooling: Hands on with Docker, Kubernetes More ❯

develop the platform further. You will work closely with our Lead Developers to shape the technical direction of the platform, focusing on performance, maintainability, and tighter integration of our C# and Python codebases. You will also support and mentor less experienced developers, conduct code reviews, and take ownership of key technical challenge - particularly where complex datasets and performance bottlenecks are … involved. You will have the benefit of the guidance of our lead C# developer and Python developer, but also the opportunity to take ownership of your work and to work closely with our wider team of data scientists, actuaries and industry specialists. This is a senior-level role for someone who wants to combine hands-on development with technical leadership … the future of a market-leading analytics platform. Key Responsibilities Leading the design and development of new InsurSight features, ensuring performance, scalability and maintainability Driving better integration between our C# and Python codebases, rewriting or restructuring code where needed to reduce inefficiencies and improve cohesion Optimising performance of complex data workflows, including large-scale real-time calculations (eg on 4GB+ More ❯

integrate Dynamics CRM with third-party systems via Web APIs . Perform Dataverse customizations, SQL queries, and CRUD operations using REST/Web API calls. Build, test, and maintain C# .NET components using TDD approach. Troubleshoot, manage, and resolve CRM support issues while implementing best practices to optimize performance and reduce ticket volume. Ensure CRM security roles and access management … delivery model. Collaborate with business stakeholders to translate requirements into effective CRM solutions. Must-Have Skills Microsoft Dynamics 365 CE (CRM) implementation, customization, and development Azure Functions & Azure DevOps C# .NET , SQL , Dataverse Plugins, CRM Workflows, Power Automate Web APIs & Data Integrations Strong experience in CRM Sales, Marketing, and Service modules Nice-to-Have Skills JavaScript (customizations & API calls) Power More ❯

.NET Developer (Tech stack: .NET Developer, .NET 9, C#, Azure, Angular 19, Multithreading, RESTful, Web API 2, JavaScript, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is a global video technology company with a strong presence in 17 countries. Using cutting edge technologies they help their clients join the dots on Facebook, YouTube and the social web. Their mission … of revolutionary web based software applications. We are keen to hear from .NET Developer candidates with a good grasp of technologies that include: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. Our client will give you the opportunity to work on enterprise level software development projects and training into: .NET 9, Azure, Angular 19, Solid, DRY, LINQ, multithreading More ❯

like to see at least 7 to 10 years of expertise in working with and developing applications using SQL Server, SSIS, and SSRS, and if possible, some experience with C# .NET. You will be working with MS SQL Server and SSIS for reporting purposes at this bank. The role involves strategic leadership, project management, and close collaboration with stakeholders to … managing large-scale software delivery projects in core banking, Treasury, and finance systems. Technical skills in software development methodologies (e.g., Agile, Scrum, DevOps), proficiency in programming languages (e.g., Java, C#, Python), and SQL Server database management. Experience with core banking systems (e.g., Equation), Treasury, and finance systems. Familiarity with cloud technologies (AWS, Azure, Google Cloud) is a plus. Leadership skills More ❯

understand overlaps of teams and applications. Must have skills Proven experience in the IT field with hands-on experience in system architecture and enterprise data. Proficient with programming languages (C#, ASP.NET.NET Core, SQL). Demonstrated experience in working with REST APIs. Demonstrated experience in working with Cloud data warehouse like Databricks and Snowflake. Demonstrated experience in working with modern cloud … experience working on Agile delivery teams. Exceptional communication skills with the ability to communicate appropriately with both business leadership and technical teams. Fair understanding of Microsoft technology stack. Specifically: C#, Web APIs, SQL Server, Entity Framework, Visual Studio. Understanding of differences between standard and .NET core platform. Nice to have skills Knowledge of the Asset Management business, preferably in Distribution More ❯

team to modernise our applications, define best practices, and ensure reliable product delivery. Key Responsibilities Architect, develop, and maintain complex web and backend applications across multiple product lines using C# and .NET Framework/Core. Contributing to the overall technical strategy and roadmap working across multiple squads. Lead modernisation efforts from legacy technologies (Web Forms, ASMX) to more scalable, maintainable … environments. Analyse SQL performance and optimise queries for production workloads. Stay current with emerging Microsoft technologies and recommend best-fit solutions. Mentoring and coaching engineers. Core Technologies: Expert in C# Strong knowledge of .NET Framework 4.x and .NET Core 3. Experience with ASP.NET Web Forms, ASMX Web Services, and MVC Familiarity with VB.NET (for legacy systems) Infrastructure & DevOps: Experience with More ❯

Fixed Income Senior Analyst Developer C# (VP) City of London Hybrid (3/2 split) 6-months contract £720 per day cer Financial are working alongside an international bank, who are based in the City of London. They are seeking a Fixed Income Senior Analyst Developer C# (VP) to work with them on a 6-months contract. The responsibilities of … the Fixed Income Senior Analyst Developer C# (VP) will include: Responsible for effective and efficient running of the Fixed Income systems, integrated into the wider banks environment to meet the needs of the banks trading desks. Delivering fast-paced agile high quality software changes and solutions, help running Scrums, Sprints and creating and deploying Releases. Providing guidance and advice on … .Net, .Net Core, C#, and other development tools and languages, their usage and upgrades, and leveraging them to maximise the business benefit. Frequent .Net/C# tasks such as delivering new projects, improving and optimising the current setup, providing future-proofing guidance on all relevant data points. Promoting enterprise data management and governance design approach delivered through Agile SDLC. Delivering More ❯

Senior Software Engineer/Developer (C# .Net) London onsite to £150k Are you an experienced C#, backend focussed Software Engineer? You could be progressing your career in a senior, hands-on role at a global Asset Manager with c$3 million under management. As a Senior Software Engineer within the trading engine team you'll collaborate to design and develop … 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 … Professional development Pension Health Insurance Gym membership Social events, free fruit, snacks, coffee etc. Apply now to find out more about this Senior Software Engineer/Developer (C# .Net) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from More ❯

and cutting-edge skills solutions to UK organisations. Job Description Contract type: QA Ltd Permanent Location: Flexible Your Role: You will work as part of the team to provide C#, MVC, ASP.Net, ASP.Net Core and SQL development services and support to the existing business solutions and technologies. Support the team as it transitions to Azure. Work with the team to … for development Gain an in-depth knowledge of our key business database, reporting and application systems Lead a team of supervisors - mentoring, coaching, track KPIs Qualifications Experience in MVC C# Development Experience in ASP.Net C# Development Experience in ASP.Net Core C# Development Experience in REST APIs Experience in React Development Experience in Microsoft SQL development, SQL applications support or a More ❯

Graduate/Junior Developer, Python, Linux, C#, Java - London (Teck stack: Graduate/Junior Developer, Python, Linux, C#, Java, .NET 9, C#, J2EE, Agile, TDD, BDD, Graduate/Junior Developer) Since 2006 our client's revolutionary marketing software platform has been helping businesses all over the world to attract, engage, and delight customers by delivering inbound experiences that are relevant … helpful, and personalized. Having recently launched in the UK, they looking to hire Graduate/Junior Developer (Python, Linux, C#, Java)) to become a part of their ever-growing family. They believe that individual developers are in the best position to make decisions about what should be created, and how it should be built. Within their setup those decisions are … learning. These roles would be suitable Graduate/Junior Developer who have recently graduated from university and have a basic understanding of any of the following technologies: Python, Linux, C# or Java; which might have been acquired as part of your degree course or through a placement year in industry. At the center of our client's culture is freedom More ❯

Software Developer/Engineer (C# .Net SQL) *London onsite* to £180k+ Are you a technologist with a record of academic achievement? You could be progressing your career working on complex and challenging systems at a Hedge Fund with over $17 billion under management. As a Software Developer you'll collaborate with a team of highly intelligent technologists and finance professionals … minimum 2.1 in a STEM discipline from a top tier university (i.e. Russel Group or top 100 global university), backed by A grades at A-level You have advanced C# .Net programming skills including .Net Core (will also consider Java, Python or C++ background if happy to use C# going forward) You have a strong knowledge of SQL databases You … well as care for elderly relatives Various social groups including sports teams Private healthcare and wellness activities Apply now to find out more about this Software Developer/Engineer (C# .Net SQL) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose More ❯

Remote( UKbasedcandidatesonly ) Salary-£40,000-£45,000perannum Interviewprocess-2stagesvirtual TheRole: LeoTechnologyareexcitedtorepresentarepeatclientwhoarelookingtomakeacriticalhirefortheirdatateam!Thisbusiness,whospecialiseinprovidingsoftwaresolutionstotheFinancialServicesindustry,arelookingforaDataMigrationConsultanttojointheirgrowingteam.Inthisrole,youwillberesponsibleformanagingdataanddocumentingmigrationprojects-Includingrequirementsanalysis,scopingdocumentation,solutionsdesign,execution,testingandsupport. ThisisafantasticopportunitytojoinagrowingFinTechwhoaremakingwaveswithintheirspace!Thiscompanyoffersfantasticemployeesupportandreallyencouragestheirteamsgrowthanddevelopment! ThePerson: 4+yearsexperienceworkinginasimilarrole ExperienceusingdatamanipulationandmappingtoolssuchasSQLServer,SSISandSSRS FinancialServices/FinTechexperience C# PowerShell Excellentcommunicationskills-Youwillberequiredtoliaisewithclientsforscopingactivities ExperiencewithPowerPlatformishighlydesirable InterviewProcess: 1ststage-VideocallwithHiringManager-SQLassessment 2ndstage-Panelvideointerview ImportantNotice: Pleasenotethatduetothehighvolumeofapplicationswereceive,weareunfortunatelyunabletorespondtoallapplicants.Ifyouhavenotheardfromuswithin2weeksofyourapplication,pleaseassumethatyou'venotbeensuccessfulonthisoccasion. BothLeoTechnologyandthecompanieswepartnerwithareincrediblypassionateaboutbuildingenvironmentswherepeoplefromallbackgroundsandwalksoflifeareembraced.Ourmissionistowelcomeeveryoneandcreateinclusiveteams.Wecelebratedifferenceandencouragepeoplefromallbackgroundstoapply. LeoTechnologyLimitedisactingasanEmploymentAgencyinrelationtothisvacancy.TounderstandmoreaboutwhatwedowithyourdatapleasereviewourprivacypolicyintheprivacysectionoftheLeoTechnologywebsite More ❯

London/Hybrid (2 - 3 days on site) Rate: A highly competitive Umbrella Day Rate is available for suitable candidates Role Overview As a Full Stack Developer specializing in C# and .NET, you will play a crucial role in developing and maintaining finance and regulatory reporting systems. You will work collaboratively with cross-functional teams to deliver high-quality software … solutions that comply with industry standards and best practices. Key Responsibilities: Develop and maintain robust applications using C# and .NET technologies. Design and implement database solutions using Oracle and Microsoft SQL Server. Collaborate with stakeholders to gather and clarify requirements. Ensure adherence to best practices and design principles throughout the development lifecycle. Perform code reviews and provide constructive feedback to … and regulatory reporting systems within the banking sector. Experience with AQR (Asset Quality Review) Reporting for ECB and familiarity with industry-standard architecture and design principles. Advanced proficiency in C# and .NET (both Windows and Web applications). Strong understanding of Object-Oriented Programming concepts. Good knowledge of Oracle and SQL Server (PL/SQL & TSQL). Excellent verbal and More ❯

Software Developer – .NET Core, C#, SQL, React/Blazor We’re seeking a talented Software Developer to join a dynamic development team shaping impactful software solutions. You’ll work across the full SDLC, writing clean, scalable code and collaborating with product and cross-functional teams to deliver high-quality applications.You’ll need solid experience with .NET Core, C#, SQL , and More ❯

Junior .NET Developer - Online Film Rental Company - London (Tech stack: Junior .NET Developer, .NET 9, C#, Web API 2, Entity Framework, Microservices, Azure, Programmer, Full Stack Engineer, Architect, Junior .NET Developer) In just over 5 years our client has established themselves as the world's leading internet subscription service for enjoying films and TV programmes. They currently have over … North America and have plans to double in size over the next 12 months. We are seeking several Junior .NET Developer to work on several complex Greenfield .NET/C# software development projects which will be critical to the future success of the business. Junior .NET Developer candidates should have a sound understanding of object orientated (OO) development and a More ❯

latest Microsoft Azure technologies , contribute to the full development lifecycle, and deliver innovative client-facing solutions. What You’ll Be Doing Designing, developing, and maintaining SaaS legal applications using C#/.Net and Angular (17+) Working with Azure cloud services, Terraform, and Azure DevOps to deliver scalable and secure solutions Collaborating with business analysts, UX specialists, and other developers to … and performance across all applications Contributing ideas to enhance DevOps, automation, and cloud adoption strategies What We’re Looking For Proven experience as a Full Stack Developer with strong C#/.Net and Angular expertise Solid background in Azure cloud technologies (Azure Functions, Logic Apps, App Services, etc.) Experience with Terraform and Azure DevOps pipelines Strong understanding of modern development More ❯

and deliver robust solutions with speed and precision. Key Responsibilities: Design, implement, and maintain automated test frameworks for APIs, web services, and large-scale enterprise applications using Java or C# . Create and maintain BDD test suites using Cucumber and Selenium . Develop and optimize CI/CD pipelines using Jenkins , with automation embedded across every stage. Conduct performance and … SDETs and contribute to building a culture of quality and continuous improvement. What You'll Bring: 5+ years of experience in test automation, with strong proficiency in Java or C# and OOP principles. Advanced hands-on knowledge of Selenium WebDriver , Cucumber , and BDD methodologies. Strong understanding of CI/CD practices , with experience using Jenkins . Experience in testing REST More ❯

Software Developer/Engineer (C# TypeScript) London/WFH to £55k Would like to progress your career as a Software Developer, working on a modern, web based, tech stack with continual learning and development opportunities as part of a diverse team? You could be progressing your career at a global FinTech consistently voted as a Top 10 place to work … Software Developer you'll collaborate to design and develop new features and enhancements to the company's flagship web based trading product. You'll focus on backend systems using C# and TypeScript but will also have exposure to front end components in Angular and React within a TDD environment. Location/WFH: You can work from home most of the … you can you enjoy a range of facilities including large kitchen, café, roof top bar, showers and all the latest kit to work on. About you: You have backend C# .Net, ASP.Net MCV application development skills You also have experience with TypeScript, Angular or React You have a good understanding of Docker for Containerisation You have a good knowledge of More ❯